diff options
| author | Andrew Choi <akochoi@shaw.ca> | 2002-04-26 23:39:06 +0000 |
|---|---|---|
| committer | Andrew Choi <akochoi@shaw.ca> | 2002-04-26 23:39:06 +0000 |
| commit | e0f712ba55fa0d073f6ab93606e428f61fc7caf2 (patch) | |
| tree | 7dc6d3403fafcbee1a83288ac840f7eba1d92b44 /src/macfns.c | |
| parent | 501d8923ae2cdec4ef50f050bb66d3715ba2a8f6 (diff) | |
| download | emacs-e0f712ba55fa0d073f6ab93606e428f61fc7caf2.tar.gz | |
Patch for building Emacs on Mac OS X. April 26, 2002. See ChangeLog,
lisp/ChangeLog, and src/ChangeLog for list of changes.
Diffstat (limited to 'src/macfns.c')
| -rw-r--r-- | src/macfns.c | 10255 |
1 files changed, 10255 insertions, 0 deletions
diff --git a/src/macfns.c b/src/macfns.c new file mode 100644 index 00000000000..a4235d7c653 --- /dev/null +++ b/src/macfns.c @@ -0,0 +1,10255 @@ +/* Graphical user interface functions for Mac OS. + Copyright (C) 2000, 2001 Free Software Foundation, Inc. + +This file is part of GNU Emacs. + +GNU Emacs is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Emacs is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Emacs; see the file COPYING. If not, write to +the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +/* Contributed by Andrew Choi (akochoi@mac.com). */ + +#include <config.h> + +#include <signal.h> +#include <stdio.h> +#include <math.h> +#include <limits.h> +#include <errno.h> + +#include "lisp.h" +#include "charset.h" +#include "macterm.h" +#include "frame.h" +#include "window.h" +#include "buffer.h" +#include "dispextern.h" +#include "fontset.h" +#include "intervals.h" +#include "keyboard.h" +#include "blockinput.h" +#include "epaths.h" +#include "termhooks.h" +#include "coding.h" +#include "ccl.h" +#include "systime.h" + +/* #include "bitmaps/gray.xbm" */ +#define gray_width 2 +#define gray_height 2 +static unsigned char gray_bits[] = { + 0x01, 0x02}; + +/*#include <commdlg.h> +#include <shellapi.h>*/ +#include <ctype.h> + +#include <stdlib.h> +#include <string.h> +#ifndef MAC_OSX +#include <alloca.h> +#endif + +#ifdef MAC_OSX +#undef mktime +#undef DEBUG +#undef Z +#undef free +#undef malloc +#undef realloc +/* Macros max and min defined in lisp.h conflict with those in + precompiled header Carbon.h. */ +#undef max +#undef min +#include <Carbon/Carbon.h> +#undef Z +#define Z (current_buffer->text->z) +#undef free +#define free unexec_free +#undef malloc +#define malloc unexec_malloc +#undef realloc +#define realloc unexec_realloc +#undef min +#define min(a, b) ((a) < (b) ? (a) : (b)) +#undef max +#define max(a, b) ((a) > (b) ? (a) : (b)) +#else /* not MAC_OSX */ +#include <Windows.h> +#include <Gestalt.h> +#include <TextUtils.h> +#endif /* not MAC_OSX */ + +/*extern void free_frame_menubar (); +extern double atof (); +extern int w32_console_toggle_lock_key (int vk_code, Lisp_Object new_state); +extern int quit_char;*/ + +/* A definition of XColor for non-X frames. */ +#ifndef HAVE_X_WINDOWS +typedef struct { + unsigned long pixel; + unsigned short red, green, blue; + char flags; + char pad; +} XColor; +#endif + +extern char *lispy_function_keys[]; + +/* The gray bitmap `bitmaps/gray'. This is done because macterm.c uses + it, and including `bitmaps/gray' more than once is a problem when + config.h defines `static' as an empty replacement string. */ + +int gray_bitmap_width = gray_width; +int gray_bitmap_height = gray_height; +unsigned char *gray_bitmap_bits = gray_bits; + +/* The name we're using in resource queries. */ + +Lisp_Object Vx_resource_name; + +/* Non-zero means we're allowed to display an hourglass cursor. */ + +int display_hourglass_p; + +/* The background and shape of the mouse pointer, and shape when not + over text or in the modeline. */ + +Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; +Lisp_Object Vx_hourglass_pointer_shape; + +/* The shape when over mouse-sensitive text. */ + +Lisp_Object Vx_sensitive_text_pointer_shape; + +/* If non-nil, the pointer shape to indicate that windows can be + dragged horizontally. */ + +Lisp_Object Vx_window_horizontal_drag_shape; + +/* Color of chars displayed in cursor box. */ + +Lisp_Object Vx_cursor_fore_pixel; + +/* Nonzero if using Windows. */ + +static int mac_in_use; + +/* Non nil if no window manager is in use. */ + +Lisp_Object Vx_no_window_manager; + +/* Search path for bitmap files. */ + +Lisp_Object Vx_bitmap_file_path; + +/* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ + +Lisp_Object Vx_pixel_size_width_font_regexp; + +/* Evaluate this expression to rebuild the section of syms_of_macfns + that initializes and staticpros the symbols declared below. Note + that Emacs 18 has a bug that keeps C-x C-e from being able to + evaluate this expression. + +(progn + ;; Accumulate a list of the symbols we want to initialize from the + ;; declarations at the top of the file. + (goto-char (point-min)) + (search-forward "/\*&&& symbols declared here &&&*\/\n") + (let (symbol-list) + (while (looking-at "Lisp_Object \\(Q[a-z_]+\\)") + (setq symbol-list + (cons (buffer-substring (match-beginning 1) (match-end 1)) + symbol-list)) + (forward-line 1)) + (setq symbol-list (nreverse symbol-list)) + ;; Delete the section of syms_of_... where we initialize the symbols. + (search-forward "\n /\*&&& init symbols here &&&*\/\n") + (let ((start (point))) + (while (looking-at "^ Q") + (forward-line 2)) + (kill-region start (point))) + ;; Write a new symbol initialization section. + (while symbol-list + (insert (format " %s = intern (\"" (car symbol-list))) + (let ((start (point))) + (insert (substring (car symbol-list) 1)) + (subst-char-in-region start (point) ?_ ?-)) + (insert (format "\");\n staticpro (&%s);\n" (car symbol-list))) + (setq symbol-list (cdr symbol-list))))) + + */ + +/*&&& symbols declared here &&&*/ +Lisp_Object Qauto_raise; +Lisp_Object Qauto_lower; +Lisp_Object Qbar; +Lisp_Object Qborder_color; +Lisp_Object Qborder_width; +Lisp_Object Qbox; +Lisp_Object Qcursor_color; +Lisp_Object Qcursor_type; +Lisp_Object Qgeometry; +Lisp_Object Qicon_left; +Lisp_Object Qicon_top; +Lisp_Object Qicon_type; +Lisp_Object Qicon_name; +Lisp_Object Qinternal_border_width; +Lisp_Object Qleft; +Lisp_Object Qright; +Lisp_Object Qmouse_color; +Lisp_Object Qnone; +Lisp_Object Qparent_id; +Lisp_Object Qscroll_bar_width; +Lisp_Object Qsuppress_icon; +Lisp_Object Qundefined_color; +Lisp_Object Qvertical_scroll_bars; +Lisp_Object Qvisibility; +Lisp_Object Qwindow_id; +Lisp_Object Qx_frame_parameter; +Lisp_Object Qx_resource_name; +Lisp_Object Quser_position; +Lisp_Object Quser_size; +Lisp_Object Qscreen_gamma; +Lisp_Object Qline_spacing; +Lisp_Object Qcenter; +Lisp_Object Qcancel_timer; +Lisp_Object Qhyper; +Lisp_Object Qsuper; +Lisp_Object Qmeta; +Lisp_Object Qalt; +Lisp_Object Qctrl; +Lisp_Object Qcontrol; +Lisp_Object Qshift; + +extern Lisp_Object Qtop; +extern Lisp_Object Qdisplay; +Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; +extern Lisp_Object Qtool_bar_lines; + +/* These are defined in frame.c. */ +extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; +extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; +extern Lisp_Object Qtool_bar_lines; + +extern Lisp_Object Vwindow_system_version; + +Lisp_Object Qface_set_after_frame_default; + +extern int mac_initialized; + +/* Functions in macterm.c. */ +extern void x_set_offset (struct frame *, int, int, int); +extern void x_wm_set_icon_position (struct frame *, int, int); +extern void x_display_cursor (struct window *, int, int, int, int, int); +extern void x_set_window_size (struct frame *, int, int, int); +extern void x_make_frame_visible (struct frame *); +extern struct mac_display_info *mac_term_init (Lisp_Object, char *, char *); +extern struct font_info *x_get_font_info (FRAME_PTR, int); +extern struct font_info *x_load_font (struct frame *, char *, int); +extern void x_find_ccl_program (struct font_info *); +extern struct font_info *x_query_font (struct frame *, char *); +extern void mac_initialize (); + +/* compare two strings ignoring case */ + +static int +stricmp (const char *s, const char *t) +{ + for ( ; tolower (*s) == tolower (*t); s++, t++) + if (*s == '\0') + return 0; + return tolower (*s) - tolower (*t); +} + +/* compare two strings up to n characters, ignoring case */ + +static int +strnicmp (const char *s, const char *t, unsigned int n) +{ + for ( ; n-- > 0 && tolower (*s) == tolower (*t); s++, t++) + if (*s == '\0') + return 0; + return n == 0 ? 0 : tolower (*s) - tolower (*t); +} + + +/* Error if we are not running on Mac OS. */ + +void +check_mac () +{ + if (! mac_in_use) + error ("Mac OS not in use or not initialized"); +} + +/* Nonzero if we can use mouse menus. + You should not call this unless HAVE_MENUS is defined. */ + +int +have_menus_p () +{ + return mac_in_use; +} + +/* Extract a frame as a FRAME_PTR, defaulting to the selected frame + and checking validity for Mac. */ + +FRAME_PTR +check_x_frame (frame) + Lisp_Object frame; +{ + FRAME_PTR f; + + if (NILP (frame)) + frame = selected_frame; + CHECK_LIVE_FRAME (frame); + f = XFRAME (frame); + if (! FRAME_MAC_P (f)) + error ("non-mac frame used"); + return f; +} + +/* Let the user specify an display with a frame. + nil stands for the selected frame--or, if that is not a mac frame, + the first display on the list. */ + +static struct mac_display_info * +check_x_display_info (frame) + Lisp_Object frame; +{ + if (!mac_initialized) + { + mac_initialize (); + mac_initialized = 1; + } + + if (NILP (frame)) + { + struct frame *sf = XFRAME (selected_frame); + + if (FRAME_MAC_P (sf) && FRAME_LIVE_P (sf)) + return FRAME_MAC_DISPLAY_INFO (sf); + else + return &one_mac_display_info; + } + else if (STRINGP (frame)) + return x_display_info_for_name (frame); + else + { + FRAME_PTR f; + + CHECK_LIVE_FRAME (frame); + f = XFRAME (frame); + if (! FRAME_MAC_P (f)) + error ("non-mac frame used"); + return FRAME_MAC_DISPLAY_INFO (f); + } +} + +/* Return the Emacs frame-object corresponding to an mac window. + It could be the frame's main window or an icon window. */ + +/* This function can be called during GC, so use GC_xxx type test macros. */ + +struct frame * +x_window_to_frame (dpyinfo, wdesc) + struct mac_display_info *dpyinfo; + WindowPtr wdesc; +{ + Lisp_Object tail, frame; + struct frame *f; + + for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) + { + frame = XCAR (tail); + if (!GC_FRAMEP (frame)) + continue; + f = XFRAME (frame); + if (!FRAME_W32_P (f) || FRAME_MAC_DISPLAY_INFO (f) != dpyinfo) + continue; + /*if (f->output_data.w32->hourglass_window == wdesc) + return f;*/ + + /* MAC_TODO: Check tooltips when supported. */ + if (FRAME_MAC_WINDOW (f) == wdesc) + return f; + } + return 0; +} + + + +/* Code to deal with bitmaps. Bitmaps are referenced by their bitmap + id, which is just an int that this section returns. Bitmaps are + reference counted so they can be shared among frames. + + Bitmap indices are guaranteed to be > 0, so a negative number can + be used to indicate no bitmap. + + If you use x_create_bitmap_from_data, then you must keep track of + the bitmaps yourself. That is, creating a bitmap from the same + data more than once will not be caught. */ + + +/* Functions to access the contents of a bitmap, given an id. */ + +int +x_bitmap_height (f, id) + FRAME_PTR f; + int id; +{ + return FRAME_MAC_DISPLAY_INFO (f)->bitmaps[id - 1].height; +} + +int +x_bitmap_width (f, id) + FRAME_PTR f; + int id; +{ + return FRAME_MAC_DISPLAY_INFO (f)->bitmaps[id - 1].width; +} + +#if 0 /* MAC_TODO : not used anywhere (?) */ +int +x_bitmap_pixmap (f, id) + FRAME_PTR f; + int id; +{ + return (int) FRAME_MAC_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; +} +#endif + +/* Allocate a new bitmap record. Returns index of new record. */ + +static int +x_allocate_bitmap_record (f) + FRAME_PTR f; +{ + struct mac_display_info *dpyinfo = FRAME_MAC_DISPLAY_INFO (f); + int i; + + if (dpyinfo->bitmaps == NULL) + { + dpyinfo->bitmaps_size = 10; + dpyinfo->bitmaps = (struct mac_bitmap_record *) + xmalloc (dpyinfo->bitmaps_size * sizeof (struct mac_bitmap_record)); + dpyinfo->bitmaps_last = 1; + return 1; + } + + if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) + return ++dpyinfo->bitmaps_last; + + for (i = 0; i < dpyinfo->bitmaps_size; ++i) + if (dpyinfo->bitmaps[i].refcount == 0) + return i + 1; + + dpyinfo->bitmaps_size *= 2; + dpyinfo->bitmaps = (struct mac_bitmap_record *) + xrealloc (dpyinfo->bitmaps, + dpyinfo->bitmaps_size * sizeof (struct mac_bitmap_record)); + return ++dpyinfo->bitmaps_last; +} + +/* Add one reference to the reference count of the bitmap with id + ID. */ + +void +x_reference_bitmap (f, id) + FRAME_PTR f; + int id; +{ + ++FRAME_MAC_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; +} + +/* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at + BITS. */ + +int +x_create_bitmap_from_data (f, bits, width, height) + struct frame *f; + char *bits; + unsigned int width, height; +{ + struct x_display_info *dpyinfo = FRAME_MAC_DISPLAY_INFO (f); + int id; + + /* MAC_TODO: for now fail if width is not mod 16 (toolbox requires it) */ + + id = x_allocate_bitmap_record (f); + + if (width % 16 != 0) + return -1; + + dpyinfo->bitmaps[id - 1].bitmap_data = (char *) xmalloc (height * width); + if (! dpyinfo->bitmaps[id - 1].bitmap_data) + return -1; + + bcopy (bits, dpyinfo->bitmaps[id - 1].bitmap_data, height * width); + + dpyinfo->bitmaps[id - 1].refcount = 1; + dpyinfo->bitmaps[id - 1].height = height; + dpyinfo->bitmaps[id - 1].width = width; + + return id; +} + +/* Create bitmap from file FILE for frame F. */ + +int +x_create_bitmap_from_file (f, file) + struct frame *f; + Lisp_Object file; +{ + return -1; +#if 0 /* MAC_TODO : bitmap support */ + struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); + unsigned int width, height; + HBITMAP bitmap; + int xhot, yhot, result, id; + Lisp_Object found; + int fd; + char *filename; + HINSTANCE hinst; + + /* Look for an existing bitmap with the same name. */ + for (id = 0; id < dpyinfo->bitmaps_last; ++id) + { + if (dpyinfo->bitmaps[id].refcount + && dpyinfo->bitmaps[id].file + && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) + { + ++dpyinfo->bitmaps[id].refcount; + return id + 1; + } + } + + /* Search bitmap-file-path for the file, if appropriate. */ + fd = openp (Vx_bitmap_file_path, file, "", &found, 0); + if (fd < 0) + return -1; + /* LoadLibraryEx won't handle special files handled by Emacs handler. */ + if (fd == 0) + return -1; + emacs_close (fd); + + filename = (char *) XSTRING (found)->data; + + hinst = LoadLibraryEx (filename, NULL, LOAD_LIBRARY_AS_DATAFILE); + + if (hinst == NULL) + return -1; + + + result = XReadBitmapFile (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), + filename, &width, &height, &bitmap, &xhot, &yhot); + if (result != BitmapSuccess) + return -1; + + id = x_allocate_bitmap_record (f); + dpyinfo->bitmaps[id - 1].pixmap = bitmap; + dpyinfo->bitmaps[id - 1].refcount = 1; + dpyinfo->bitmaps[id - 1].file = (char *) xmalloc (XSTRING (file)->size + 1); + dpyinfo->bitmaps[id - 1].depth = 1; + dpyinfo->bitmaps[id - 1].height = height; + dpyinfo->bitmaps[id - 1].width = width; + strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); + + return id; +#endif /* MAC_TODO */ +} + +/* Remove reference to bitmap with id number ID. */ + +void +x_destroy_bitmap (f, id) + FRAME_PTR f; + int id; +{ + struct mac_display_info *dpyinfo = FRAME_MAC_DISPLAY_INFO (f); + + if (id > 0) + { + --dpyinfo->bitmaps[id - 1].refcount; + if (dpyinfo->bitmaps[id - 1].refcount == 0) + { + BLOCK_INPUT; + dpyinfo->bitmaps[id - 1].bitmap_data = NULL; + UNBLOCK_INPUT; + } + } +} + +/* Free all the bitmaps for the display specified by DPYINFO. */ + +static void +x_destroy_all_bitmaps (dpyinfo) + struct mac_display_info *dpyinfo; +{ + int i; + for (i = 0; i < dpyinfo->bitmaps_last; i++) + if (dpyinfo->bitmaps[i].refcount > 0) + xfree (dpyinfo->bitmaps[i].bitmap_data); + dpyinfo->bitmaps_last = 0; +} + +/* Connect the frame-parameter names for W32 frames + to the ways of passing the parameter values to the window system. + + The name of a parameter, as a Lisp symbol, + has an `x-frame-parameter' property which is an integer in Lisp + but can be interpreted as an `enum x_frame_parm' in C. */ + +struct x_frame_parm_table +{ + char *name; + void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); +}; + +void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); +static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, + Lisp_Object)); +void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, + Lisp_Object)); +void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); +void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, + Lisp_Object)); +void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, + Lisp_Object)); +static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, + Lisp_Object, + Lisp_Object, + char *, char *, + int)); +static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); + +static struct x_frame_parm_table x_frame_parms[] = +{ + "auto-raise", x_set_autoraise, + "auto-lower", x_set_autolower, + "background-color", x_set_background_color, + "border-color", x_set_border_color, + "border-width", x_set_border_width, + "cursor-color", x_set_cursor_color, + "cursor-type", x_set_cursor_type, + "font", x_set_font, + "foreground-color", x_set_foreground_color, + "icon-name", x_set_icon_name, +#if 0 /* MAC_TODO: no icons for Mac */ + "icon-type", x_set_icon_type, +#endif + "internal-border-width", x_set_internal_border_width, + "menu-bar-lines", x_set_menu_bar_lines, + "mouse-color", x_set_mouse_color, + "name", x_explicitly_set_name, + "scroll-bar-width", x_set_scroll_bar_width, + "title", x_set_title, + "unsplittable", x_set_unsplittable, + "vertical-scroll-bars", x_set_vertical_scroll_bars, + "visibility", x_set_visibility, + "tool-bar-lines", x_set_tool_bar_lines, +#if 0 /* MAC_TODO: cannot set color of scroll bar on the Mac? */ + "scroll-bar-foreground", x_set_scroll_bar_foreground, + "scroll-bar-background", x_set_scroll_bar_background, +#endif + "screen-gamma", x_set_screen_gamma, + "line-spacing", x_set_line_spacing +}; + +/* Attach the `x-frame-parameter' properties to + the Lisp symbol names of parameters relevant to Mac. */ + +void +init_x_parm_symbols () +{ + int i; + + for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) + Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, + make_number (i)); +} + +/* Change the parameters of frame F as specified by ALIST. + If a parameter is not specially recognized, do nothing; + otherwise call the `x_set_...' function for that parameter. */ + +void +x_set_frame_parameters (f, alist) + FRAME_PTR f; + Lisp_Object alist; +{ + Lisp_Object tail; + + /* If both of these parameters are present, it's more efficient to + set them both at once. So we wait until we've looked at the + entire list before we set them. */ + int width, height; + + /* Same here. */ + Lisp_Object left, top; + + /* Same with these. */ + Lisp_Object icon_left, icon_top; + + /* Record in these vectors all the parms specified. */ + Lisp_Object *parms; + Lisp_Object *values; + int i, p; + int left_no_change = 0, top_no_change = 0; + int icon_left_no_change = 0, icon_top_no_change = 0; + + struct gcpro gcpro1, gcpro2; + + i = 0; + for (tail = alist; CONSP (tail); tail = Fcdr (tail)) + i++; + + parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); + values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); + + /* Extract parm names and values into those vectors. */ + + i = 0; + for (tail = alist; CONSP (tail); tail = Fcdr (tail)) + { + Lisp_Object elt; + + elt = Fcar (tail); + parms[i] = Fcar (elt); + values[i] = Fcdr (elt); + i++; + } + /* TAIL and ALIST are not used again below here. */ + alist = tail = Qnil; + + GCPRO2 (*parms, *values); + gcpro1.nvars = i; + gcpro2.nvars = i; + + /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, + because their values appear in VALUES and strings are not valid. */ + top = left = Qunbound; + icon_left = icon_top = Qunbound; + + /* Provide default values for HEIGHT and WIDTH. */ + if (FRAME_NEW_WIDTH (f)) + width = FRAME_NEW_WIDTH (f); + else + width = FRAME_WIDTH (f); + + if (FRAME_NEW_HEIGHT (f)) + height = FRAME_NEW_HEIGHT (f); + else + height = FRAME_HEIGHT (f); + + /* Process foreground_color and background_color before anything else. + They are independent of other properties, but other properties (e.g., + cursor_color) are dependent upon them. */ + for (p = 0; p < i; p++) + { + Lisp_Object prop, val; + + prop = parms[p]; + val = values[p]; + if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) + { + register Lisp_Object param_index, old_value; + + param_index = Fget (prop, Qx_frame_parameter); + old_value = get_frame_param (f, prop); + store_frame_param (f, prop, val); + if (NATNUMP (param_index) + && (XFASTINT (param_index) + < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) + (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); + } + } + + /* Now process them in reverse of specified order. */ + for (i--; i >= 0; i--) + { + Lisp_Object prop, val; + + prop = parms[i]; + val = values[i]; + + if (EQ (prop, Qwidth) && NUMBERP (val)) + width = XFASTINT (val); + else if (EQ (prop, Qheight) && NUMBERP (val)) + height = XFASTINT (val); + else if (EQ (prop, Qtop)) + top = val; + else if (EQ (prop, Qleft)) + left = val; + else if (EQ (prop, Qicon_top)) + icon_top = val; + else if (EQ (prop, Qicon_left)) + icon_left = val; + else if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) + /* Processed above. */ + continue; + else + { + register Lisp_Object param_index, old_value; + + param_index = Fget (prop, Qx_frame_parameter); + old_value = get_frame_param (f, prop); + store_frame_param (f, prop, val); + if (NATNUMP (param_index) + && (XFASTINT (param_index) + < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) + (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); + } + } + + /* Don't die if just one of these was set. */ + if (EQ (left, Qunbound)) + { + left_no_change = 1; + if (f->output_data.mac->left_pos < 0) + left = Fcons (Qplus, + Fcons (make_number (f->output_data.mac->left_pos), + Qnil)); + else + XSETINT (left, f->output_data.mac->left_pos); + } + if (EQ (top, Qunbound)) + { + top_no_change = 1; + if (f->output_data.mac->top_pos < 0) + top = Fcons (Qplus, + Fcons (make_number (f->output_data.mac->top_pos), Qnil)); + else + XSETINT (top, f->output_data.mac->top_pos); + } + + /* If one of the icon positions was not set, preserve or default it. */ + if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) + { + icon_left_no_change = 1; + icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); + if (NILP (icon_left)) + XSETINT (icon_left, 0); + } + if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) + { + icon_top_no_change = 1; + icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); + if (NILP (icon_top)) + XSETINT (icon_top, 0); + } + + /* Don't set these parameters unless they've been explicitly + specified. The window might be mapped or resized while we're in + this function, and we don't want to override that unless the lisp + code has asked for it. + + Don't set these parameters unless they actually differ from the + window's current parameters; the window may not actually exist + yet. */ + { + Lisp_Object frame; + + check_frame_size (f, &height, &width); + + XSETFRAME (frame, f); + + if (width != FRAME_WIDTH (f) + || height != FRAME_HEIGHT (f) + || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) + Fset_frame_size (frame, make_number (width), make_number (height)); + + if ((!NILP (left) || !NILP (top)) + && ! (left_no_change && top_no_change) + && ! (NUMBERP (left) && XINT (left) == f->output_data.mac->left_pos + && NUMBERP (top) && XINT (top) == f->output_data.mac->top_pos)) + { + int leftpos = 0; + int toppos = 0; + + /* Record the signs. */ + f->output_data.mac->size_hint_flags &= ~ (XNegative | YNegative); + if (EQ (left, Qminus)) + f->output_data.mac->size_hint_flags |= XNegative; + else if (INTEGERP (left)) + { + leftpos = XINT (left); + if (leftpos < 0) + f->output_data.mac->size_hint_flags |= XNegative; + } + else if (CONSP (left) && EQ (XCAR (left), Qminus) + && CONSP (XCDR (left)) + && INTEGERP (XCAR (XCDR (left)))) + { + leftpos = - XINT (XCAR (XCDR (left))); + f->output_data.mac->size_hint_flags |= XNegative; + } + else if (CONSP (left) && EQ (XCAR (left), Qplus) + && CONSP (XCDR (left)) + && INTEGERP (XCAR (XCDR (left)))) + { + leftpos = XINT (XCAR (XCDR (left))); + } + + if (EQ (top, Qminus)) + f->output_data.mac->size_hint_flags |= YNegative; + else if (INTEGERP (top)) + { + toppos = XINT (top); + if (toppos < 0) + f->output_data.mac->size_hint_flags |= YNegative; + } + else if (CONSP (top) && EQ (XCAR (top), Qminus) + && CONSP (XCDR (top)) + && INTEGERP (XCAR (XCDR (top)))) + { + toppos = - XINT (XCAR (XCDR (top))); + f->output_data.mac->size_hint_flags |= YNegative; + } + else if (CONSP (top) && EQ (XCAR (top), Qplus) + && CONSP (XCDR (top)) + && INTEGERP (XCAR (XCDR (top)))) + { + toppos = XINT (XCAR (XCDR (top))); + } + + + /* Store the numeric value of the position. */ + f->output_data.mac->top_pos = toppos; + f->output_data.mac->left_pos = leftpos; + + f->output_data.mac->win_gravity = NorthWestGravity; + + /* Actually set that position, and convert to absolute. */ + x_set_offset (f, leftpos, toppos, -1); + } + + if ((!NILP (icon_left) || !NILP (icon_top)) + && ! (icon_left_no_change && icon_top_no_change)) + x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); + } + + UNGCPRO; +} + +/* Store the screen positions of frame F into XPTR and YPTR. + These are the positions of the containing window manager window, + not Emacs's own window. */ + +void +x_real_positions (f, xptr, yptr) + FRAME_PTR f; + int *xptr, *yptr; +{ + Point pt; + GrafPtr oldport; + +#ifdef TARGET_API_MAC_CARBON + { + Rect r; + + GetWindowPortBounds (f->output_data.mac->mWP, &r); + SetPt (&pt, r.left, r.top); + } +#else /* not TARGET_API_MAC_CARBON */ + SetPt (&pt, + f->output_data.mac->mWP->portRect.left, + f->output_data.mac->mWP->portRect.top); +#endif /* not TARGET_API_MAC_CARBON */ + GetPort (&oldport); + LocalToGlobal (&pt); + SetPort (oldport); + + *xptr = pt.h; + *yptr = pt.v; +} + +/* Insert a description of internally-recorded parameters of frame X + into the parameter alist *ALISTPTR that is to be given to the user. + Only parameters that are specific to Mac and whose values are not + correctly recorded in the frame's param_alist need to be considered + here. */ + +void +x_report_frame_params (f, alistptr) + struct frame *f; + Lisp_Object *alistptr; +{ + char buf[16]; + Lisp_Object tem; + + /* Represent negative positions (off the top or left screen edge) + in a way that Fmodify_frame_parameters will understand correctly. */ + XSETINT (tem, f->output_data.mac->left_pos); + if (f->output_data.mac->left_pos >= 0) + store_in_alist (alistptr, Qleft, tem); + else + store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); + + XSETINT (tem, f->output_data.mac->top_pos); + if (f->output_data.mac->top_pos >= 0) + store_in_alist (alistptr, Qtop, tem); + else + store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); + + store_in_alist (alistptr, Qborder_width, + make_number (f->output_data.mac->border_width)); + store_in_alist (alistptr, Qinternal_border_width, + make_number (f->output_data.mac->internal_border_width)); + sprintf (buf, "%ld", (long) FRAME_MAC_WINDOW (f)); + store_in_alist (alistptr, Qwindow_id, + build_string (buf)); + store_in_alist (alistptr, Qicon_name, f->icon_name); + FRAME_SAMPLE_VISIBILITY (f); + store_in_alist (alistptr, Qvisibility, + (FRAME_VISIBLE_P (f) ? Qt + : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); + store_in_alist (alistptr, Qdisplay, + XCAR (FRAME_MAC_DISPLAY_INFO (f)->name_list_element)); +} + +/* The default colors for the Mac color map */ +typedef struct colormap_t +{ + unsigned long color; + char *name; +} colormap_t; + +colormap_t mac_color_map[] = +{ + { RGB_TO_ULONG(255, 250, 250), "snow" }, + { RGB_TO_ULONG(248, 248, 255), "ghost white" }, + { RGB_TO_ULONG(248, 248, 255), "GhostWhite" }, + { RGB_TO_ULONG(245, 245, 245), "white smoke" }, + { RGB_TO_ULONG(245, 245, 245), "WhiteSmoke" }, + { RGB_TO_ULONG(220, 220, 220), "gainsboro" }, + { RGB_TO_ULONG(255, 250, 240), "floral white" }, + { RGB_TO_ULONG(255, 250, 240), "FloralWhite" }, + { RGB_TO_ULONG(253, 245, 230), "old lace" }, + { RGB_TO_ULONG(253, 245, 230), "OldLace" }, + { RGB_TO_ULONG(250, 240, 230), "linen" }, + { RGB_TO_ULONG(250, 235, 215), "antique white" }, + { RGB_TO_ULONG(250, 235, 215), "AntiqueWhite" }, + { RGB_TO_ULONG(255, 239, 213), "papaya whip" }, + { RGB_TO_ULONG(255, 239, 213), "PapayaWhip" }, + { RGB_TO_ULONG(255, 235, 205), "blanched almond" }, + { RGB_TO_ULONG(255, 235, 205), "BlanchedAlmond" }, + { RGB_TO_ULONG(255, 228, 196), "bisque" }, + { RGB_TO_ULONG(255, 218, 185), "peach puff" }, + { RGB_TO_ULONG(255, 218, 185), "PeachPuff" }, + { RGB_TO_ULONG(255, 222, 173), "navajo white" }, + { RGB_TO_ULONG(255, 222, 173), "NavajoWhite" }, + { RGB_TO_ULONG(255, 228, 181), "moccasin" }, + { RGB_TO_ULONG(255, 248, 220), "cornsilk" }, + { RGB_TO_ULONG(255, 255, 240), "ivory" }, + { RGB_TO_ULONG(255, 250, 205), "lemon chiffon" }, + { RGB_TO_ULONG(255, 250, 205), "LemonChiffon" }, + { RGB_TO_ULONG(255, 245, 238), "seashell" }, + { RGB_TO_ULONG(240, 255, 240), "honeydew" }, + { RGB_TO_ULONG(245, 255, 250), "mint cream" }, + { RGB_TO_ULONG(245, 255, 250), "MintCream" }, + { RGB_TO_ULONG(240, 255, 255), "azure" }, + { RGB_TO_ULONG(240, 248, 255), "alice blue" }, + { RGB_TO_ULONG(240, 248, 255), "AliceBlue" }, + { RGB_TO_ULONG(230, 230, 250), "lavender" }, + { RGB_TO_ULONG(255, 240, 245), "lavender blush" }, + { RGB_TO_ULONG(255, 240, 245), "LavenderBlush" }, + { RGB_TO_ULONG(255, 228, 225), "misty rose" }, + { RGB_TO_ULONG(255, 228, 225), "MistyRose" }, + { RGB_TO_ULONG(255, 255, 255), "white" }, + { RGB_TO_ULONG(0 , 0 , 0 ), "black" }, + { RGB_TO_ULONG(47 , 79 , 79 ), "dark slate gray" }, + { RGB_TO_ULONG(47 , 79 , 79 ), "DarkSlateGray" }, + { RGB_TO_ULONG(47 , 79 , 79 ), "dark slate grey" }, + { RGB_TO_ULONG(47 , 79 , 79 ), "DarkSlateGrey" }, + { RGB_TO_ULONG(105, 105, 105), "dim gray" }, + { RGB_TO_ULONG(105, 105, 105), "DimGray" }, + { RGB_TO_ULONG(105, 105, 105), "dim grey" }, + { RGB_TO_ULONG(105, 105, 105), "DimGrey" }, + { RGB_TO_ULONG(112, 128, 144), "slate gray" }, + { RGB_TO_ULONG(112, 128, 144), "SlateGray" }, + { RGB_TO_ULONG(112, 128, 144), "slate grey" }, + { RGB_TO_ULONG(112, 128, 144), "SlateGrey" }, + { RGB_TO_ULONG(119, 136, 153), "light slate gray" }, + { RGB_TO_ULONG(119, 136, 153), "LightSlateGray" }, + { RGB_TO_ULONG(119, 136, 153), "light slate grey" }, + { RGB_TO_ULONG(119, 136, 153), "LightSlateGrey" }, + { RGB_TO_ULONG(190, 190, 190), "gray" }, + { RGB_TO_ULONG(190, 190, 190), "grey" }, + { RGB_TO_ULONG(211, 211, 211), "light grey" }, + { RGB_TO_ULONG(211, 211, 211), "LightGrey" }, + { RGB_TO_ULONG(211, 211, 211), "light gray" }, + { RGB_TO_ULONG(211, 211, 211), "LightGray" }, + { RGB_TO_ULONG(25 , 25 , 112), "midnight blue" }, + { RGB_TO_ULONG(25 , 25 , 112), "MidnightBlue" }, + { RGB_TO_ULONG(0 , 0 , 128), "navy" }, + { RGB_TO_ULONG(0 , 0 , 128), "navy blue" }, + { RGB_TO_ULONG(0 , 0 , 128), "NavyBlue" }, + { RGB_TO_ULONG(100, 149, 237), "cornflower blue" }, + { RGB_TO_ULONG(100, 149, 237), "CornflowerBlue" }, + { RGB_TO_ULONG(72 , 61 , 139), "dark slate blue" }, + { RGB_TO_ULONG(72 , 61 , 139), "DarkSlateBlue" }, + { RGB_TO_ULONG(106, 90 , 205), "slate blue" }, + { RGB_TO_ULONG(106, 90 , 205), "SlateBlue" }, + { RGB_TO_ULONG(123, 104, 238), "medium slate blue" }, + { RGB_TO_ULONG(123, 104, 238), "MediumSlateBlue" }, + { RGB_TO_ULONG(132, 112, 255), "light slate blue" }, + { RGB_TO_ULONG(132, 112, 255), "LightSlateBlue" }, + { RGB_TO_ULONG(0 , 0 , 205), "medium blue" }, + { RGB_TO_ULONG(0 , 0 , 205), "MediumBlue" }, + { RGB_TO_ULONG(65 , 105, 225), "royal blue" }, + { RGB_TO_ULONG(65 , 105, 225), "RoyalBlue" }, + { RGB_TO_ULONG(0 , 0 , 255), "blue" }, + { RGB_TO_ULONG(30 , 144, 255), "dodger blue" }, + { RGB_TO_ULONG(30 , 144, 255), "DodgerBlue" }, + { RGB_TO_ULONG(0 , 191, 255), "deep sky blue" }, + { RGB_TO_ULONG(0 , 191, 255), "DeepSkyBlue" }, + { RGB_TO_ULONG(135, 206, 235), "sky blue" }, + { RGB_TO_ULONG(135, 206, 235), "SkyBlue" }, + { RGB_TO_ULONG(135, 206, 250), "light sky blue" }, + { RGB_TO_ULONG(135, 206, 250), "LightSkyBlue" }, + { RGB_TO_ULONG(70 , 130, 180), "steel blue" }, + { RGB_TO_ULONG(70 , 130, 180), "SteelBlue" }, + { RGB_TO_ULONG(176, 196, 222), "light steel blue" }, + { RGB_TO_ULONG(176, 196, 222), "LightSteelBlue" }, + { RGB_TO_ULONG(173, 216, 230), "light blue" }, + { RGB_TO_ULONG(173, 216, 230), "LightBlue" }, + { RGB_TO_ULONG(176, 224, 230), "powder blue" }, + { RGB_TO_ULONG(176, 224, 230), "PowderBlue" }, + { RGB_TO_ULONG(175, 238, 238), "pale turquoise" }, + { RGB_TO_ULONG(175, 238, 238), "PaleTurquoise" }, + { RGB_TO_ULONG(0 , 206, 209), "dark turquoise" }, + { RGB_TO_ULONG(0 , 206, 209), "DarkTurquoise" }, + { RGB_TO_ULONG(72 , 209, 204), "medium turquoise" }, + { RGB_TO_ULONG(72 , 209, 204), "MediumTurquoise" }, + { RGB_TO_ULONG(64 , 224, 208), "turquoise" }, + { RGB_TO_ULONG(0 , 255, 255), "cyan" }, + { RGB_TO_ULONG(224, 255, 255), "light cyan" }, + { RGB_TO_ULONG(224, 255, 255), "LightCyan" }, + { RGB_TO_ULONG(95 , 158, 160), "cadet blue" }, + { RGB_TO_ULONG(95 , 158, 160), "CadetBlue" }, + { RGB_TO_ULONG(102, 205, 170), "medium aquamarine" }, + { RGB_TO_ULONG(102, 205, 170), "MediumAquamarine" }, + { RGB_TO_ULONG(127, 255, 212), "aquamarine" }, + { RGB_TO_ULONG(0 , 100, 0 ), "dark green" }, + { RGB_TO_ULONG(0 , 100, 0 ), "DarkGreen" }, + { RGB_TO_ULONG(85 , 107, 47 ), "dark olive green" }, + { RGB_TO_ULONG(85 , 107, 47 ), "DarkOliveGreen" }, + { RGB_TO_ULONG(143, 188, 143), "dark sea green" }, + { RGB_TO_ULONG(143, 188, 143), "DarkSeaGreen" }, + { RGB_TO_ULONG(46 , 139, 87 ), "sea green" }, + { RGB_TO_ULONG(46 , 139, 87 ), "SeaGreen" }, + { RGB_TO_ULONG(60 , 179, 113), "medium sea green" }, + { RGB_TO_ULONG(60 , 179, 113), "MediumSeaGreen" }, + { RGB_TO_ULONG(32 , 178, 170), "light sea green" }, + { RGB_TO_ULONG(32 , 178, 170), "LightSeaGreen" }, + { RGB_TO_ULONG(152, 251, 152), "pale green" }, + { RGB_TO_ULONG(152, 251, 152), "PaleGreen" }, + { RGB_TO_ULONG(0 , 255, 127), "spring green" }, + { RGB_TO_ULONG(0 , 255, 127), "SpringGreen" }, + { RGB_TO_ULONG(124, 252, 0 ), "lawn green" }, + { RGB_TO_ULONG(124, 252, 0 ), "LawnGreen" }, + { RGB_TO_ULONG(0 , 255, 0 ), "green" }, + { RGB_TO_ULONG(127, 255, 0 ), "chartreuse" }, + { RGB_TO_ULONG(0 , 250, 154), "medium spring green" }, + { RGB_TO_ULONG(0 , 250, 154), "MediumSpringGreen" }, + { RGB_TO_ULONG(173, 255, 47 ), "green yellow" }, + { RGB_TO_ULONG(173, 255, 47 ), "GreenYellow" }, + { RGB_TO_ULONG(50 , 205, 50 ), "lime green" }, + { RGB_TO_ULONG(50 , 205, 50 ), "LimeGreen" }, + { RGB_TO_ULONG(154, 205, 50 ), "yellow green" }, + { RGB_TO_ULONG(154, 205, 50 ), "YellowGreen" }, + { RGB_TO_ULONG(34 , 139, 34 ), "forest green" }, + { RGB_TO_ULONG(34 , 139, 34 ), "ForestGreen" }, + { RGB_TO_ULONG(107, 142, 35 ), "olive drab" }, + { RGB_TO_ULONG(107, 142, 35 ), "OliveDrab" }, + { RGB_TO_ULONG(189, 183, 107), "dark khaki" }, + { RGB_TO_ULONG(189, 183, 107), "DarkKhaki" }, + { RGB_TO_ULONG(240, 230, 140), "khaki" }, + { RGB_TO_ULONG(238, 232, 170), "pale goldenrod" }, + { RGB_TO_ULONG(238, 232, 170), "PaleGoldenrod" }, + { RGB_TO_ULONG(250, 250, 210), "light goldenrod yellow" }, + { RGB_TO_ULONG(250, 250, 210), "LightGoldenrodYellow" }, + { RGB_TO_ULONG(255, 255, 224), "light yellow" }, + { RGB_TO_ULONG(255, 255, 224), "LightYellow" }, + { RGB_TO_ULONG(255, 255, 0 ), "yellow" }, + { RGB_TO_ULONG(255, 215, 0 ), "gold" }, + { RGB_TO_ULONG(238, 221, 130), "light goldenrod" }, + { RGB_TO_ULONG(238, 221, 130), "LightGoldenrod" }, + { RGB_TO_ULONG(218, 165, 32 ), "goldenrod" }, + { RGB_TO_ULONG(184, 134, 11 ), "dark goldenrod" }, + { RGB_TO_ULONG(184, 134, 11 ), "DarkGoldenrod" }, + { RGB_TO_ULONG(188, 143, 143), "rosy brown" }, + { RGB_TO_ULONG(188, 143, 143), "RosyBrown" }, + { RGB_TO_ULONG(205, 92 , 92 ), "indian red" }, + { RGB_TO_ULONG(205, 92 , 92 ), "IndianRed" }, + { RGB_TO_ULONG(139, 69 , 19 ), "saddle brown" }, + { RGB_TO_ULONG(139, 69 , 19 ), "SaddleBrown" }, + { RGB_TO_ULONG(160, 82 , 45 ), "sienna" }, + { RGB_TO_ULONG(205, 133, 63 ), "peru" }, + { RGB_TO_ULONG(222, 184, 135), "burlywood" }, + { RGB_TO_ULONG(245, 245, 220), "beige" }, + { RGB_TO_ULONG(245, 222, 179), "wheat" }, + { RGB_TO_ULONG(244, 164, 96 ), "sandy brown" }, + { RGB_TO_ULONG(244, 164, 96 ), "SandyBrown" }, + { RGB_TO_ULONG(210, 180, 140), "tan" }, + { RGB_TO_ULONG(210, 105, 30 ), "chocolate" }, + { RGB_TO_ULONG(178, 34 , 34 ), "firebrick" }, + { RGB_TO_ULONG(165, 42 , 42 ), "brown" }, + { RGB_TO_ULONG(233, 150, 122), "dark salmon" }, + { RGB_TO_ULONG(233, 150, 122), "DarkSalmon" }, + { RGB_TO_ULONG(250, 128, 114), "salmon" }, + { RGB_TO_ULONG(255, 160, 122), "light salmon" }, + { RGB_TO_ULONG(255, 160, 122), "LightSalmon" }, + { RGB_TO_ULONG(255, 165, 0 ), "orange" }, + { RGB_TO_ULONG(255, 140, 0 ), "dark orange" }, + { RGB_TO_ULONG(255, 140, 0 ), "DarkOrange" }, + { RGB_TO_ULONG(255, 127, 80 ), "coral" }, + { RGB_TO_ULONG(240, 128, 128), "light coral" }, + { RGB_TO_ULONG(240, 128, 128), "LightCoral" }, + { RGB_TO_ULONG(255, 99 , 71 ), "tomato" }, + { RGB_TO_ULONG(255, 69 , 0 ), "orange red" }, + { RGB_TO_ULONG(255, 69 , 0 ), "OrangeRed" }, + { RGB_TO_ULONG(255, 0 , 0 ), "red" }, + { RGB_TO_ULONG(255, 105, 180), "hot pink" }, + { RGB_TO_ULONG(255, 105, 180), "HotPink" }, + { RGB_TO_ULONG(255, 20 , 147), "deep pink" }, + { RGB_TO_ULONG(255, 20 , 147), "DeepPink" }, + { RGB_TO_ULONG(255, 192, 203), "pink" }, + { RGB_TO_ULONG(255, 182, 193), "light pink" }, + { RGB_TO_ULONG(255, 182, 193), "LightPink" }, + { RGB_TO_ULONG(219, 112, 147), "pale violet red" }, + { RGB_TO_ULONG(219, 112, 147), "PaleVioletRed" }, + { RGB_TO_ULONG(176, 48 , 96 ), "maroon" }, + { RGB_TO_ULONG(199, 21 , 133), "medium violet red" }, + { RGB_TO_ULONG(199, 21 , 133), "MediumVioletRed" }, + { RGB_TO_ULONG(208, 32 , 144), "violet red" }, + { RGB_TO_ULONG(208, 32 , 144), "VioletRed" }, + { RGB_TO_ULONG(255, 0 , 255), "magenta" }, + { RGB_TO_ULONG(238, 130, 238), "violet" }, + { RGB_TO_ULONG(221, 160, 221), "plum" }, + { RGB_TO_ULONG(218, 112, 214), "orchid" }, + { RGB_TO_ULONG(186, 85 , 211), "medium orchid" }, + { RGB_TO_ULONG(186, 85 , 211), "MediumOrchid" }, + { RGB_TO_ULONG(153, 50 , 204), "dark orchid" }, + { RGB_TO_ULONG(153, 50 , 204), "DarkOrchid" }, + { RGB_TO_ULONG(148, 0 , 211), "dark violet" }, + { RGB_TO_ULONG(148, 0 , 211), "DarkViolet" }, + { RGB_TO_ULONG(138, 43 , 226), "blue violet" }, + { RGB_TO_ULONG(138, 43 , 226), "BlueViolet" }, + { RGB_TO_ULONG(160, 32 , 240), "purple" }, + { RGB_TO_ULONG(147, 112, 219), "medium purple" }, + { RGB_TO_ULONG(147, 112, 219), "MediumPurple" }, + { RGB_TO_ULONG(216, 191, 216), "thistle" }, + { RGB_TO_ULONG(255, 250, 250), "snow1" }, + { RGB_TO_ULONG(238, 233, 233), "snow2" }, + { RGB_TO_ULONG(205, 201, 201), "snow3" }, + { RGB_TO_ULONG(139, 137, 137), "snow4" }, + { RGB_TO_ULONG(255, 245, 238), "seashell1" }, + { RGB_TO_ULONG(238, 229, 222), "seashell2" }, + { RGB_TO_ULONG(205, 197, 191), "seashell3" }, + { RGB_TO_ULONG(139, 134, 130), "seashell4" }, + { RGB_TO_ULONG(255, 239, 219), "AntiqueWhite1" }, + { RGB_TO_ULONG(238, 223, 204), "AntiqueWhite2" }, + { RGB_TO_ULONG(205, 192, 176), "AntiqueWhite3" }, + { RGB_TO_ULONG(139, 131, 120), "AntiqueWhite4" }, + { RGB_TO_ULONG(255, 228, 196), "bisque1" }, + { RGB_TO_ULONG(238, 213, 183), "bisque2" }, + { RGB_TO_ULONG(205, 183, 158), "bisque3" }, + { RGB_TO_ULONG(139, 125, 107), "bisque4" }, + { RGB_TO_ULONG(255, 218, 185), "PeachPuff1" }, + { RGB_TO_ULONG(238, 203, 173), "PeachPuff2" }, + { RGB_TO_ULONG(205, 175, 149), "PeachPuff3" }, + { RGB_TO_ULONG(139, 119, 101), "PeachPuff4" }, + { RGB_TO_ULONG(255, 222, 173), "NavajoWhite1" }, + { RGB_TO_ULONG(238, 207, 161), "NavajoWhite2" }, + { RGB_TO_ULONG(205, 179, 139), "NavajoWhite3" }, + { RGB_TO_ULONG(139, 121, 94), "NavajoWhite4" }, + { RGB_TO_ULONG(255, 250, 205), "LemonChiffon1" }, + { RGB_TO_ULONG(238, 233, 191), "LemonChiffon2" }, + { RGB_TO_ULONG(205, 201, 165), "LemonChiffon3" }, + { RGB_TO_ULONG(139, 137, 112), "LemonChiffon4" }, + { RGB_TO_ULONG(255, 248, 220), "cornsilk1" }, + { RGB_TO_ULONG(238, 232, 205), "cornsilk2" }, + { RGB_TO_ULONG(205, 200, 177), "cornsilk3" }, + { RGB_TO_ULONG(139, 136, 120), "cornsilk4" }, + { RGB_TO_ULONG(255, 255, 240), "ivory1" }, + { RGB_TO_ULONG(238, 238, 224), "ivory2" }, + { RGB_TO_ULONG(205, 205, 193), "ivory3" }, + { RGB_TO_ULONG(139, 139, 131), "ivory4" }, + { RGB_TO_ULONG(240, 255, 240), "honeydew1" }, + { RGB_TO_ULONG(224, 238, 224), "honeydew2" }, + { RGB_TO_ULONG(193, 205, 193), "honeydew3" }, + { RGB_TO_ULONG(131, 139, 131), "honeydew4" }, + { RGB_TO_ULONG(255, 240, 245), "LavenderBlush1" }, + { RGB_TO_ULONG(238, 224, 229), "LavenderBlush2" }, + { RGB_TO_ULONG(205, 193, 197), "LavenderBlush3" }, + { RGB_TO_ULONG(139, 131, 134), "LavenderBlush4" }, + { RGB_TO_ULONG(255, 228, 225), "MistyRose1" }, + { RGB_TO_ULONG(238, 213, 210), "MistyRose2" }, + { RGB_TO_ULONG(205, 183, 181), "MistyRose3" }, + { RGB_TO_ULONG(139, 125, 123), "MistyRose4" }, + { RGB_TO_ULONG(240, 255, 255), "azure1" }, + { RGB_TO_ULONG(224, 238, 238), "azure2" }, + { RGB_TO_ULONG(193, 205, 205), "azure3" }, + { RGB_TO_ULONG(131, 139, 139), "azure4" }, + { RGB_TO_ULONG(131, 111, 255), "SlateBlue1" }, + { RGB_TO_ULONG(122, 103, 238), "SlateBlue2" }, + { RGB_TO_ULONG(105, 89 , 205), "SlateBlue3" }, + { RGB_TO_ULONG(71 , 60 , 139), "SlateBlue4" }, + { RGB_TO_ULONG(72 , 118, 255), "RoyalBlue1" }, + { RGB_TO_ULONG(67 , 110, 238), "RoyalBlue2" }, + { RGB_TO_ULONG(58 , 95 , 205), "RoyalBlue3" }, + { RGB_TO_ULONG(39 , 64 , 139), "RoyalBlue4" }, + { RGB_TO_ULONG(0 , 0 , 255), "blue1" }, + { RGB_TO_ULONG(0 , 0 , 238), "blue2" }, + { RGB_TO_ULONG(0 , 0 , 205), "blue3" }, + { RGB_TO_ULONG(0 , 0 , 139), "blue4" }, + { RGB_TO_ULONG(30 , 144, 255), "DodgerBlue1" }, + { RGB_TO_ULONG(28 , 134, 238), "DodgerBlue2" }, + { RGB_TO_ULONG(24 , 116, 205), "DodgerBlue3" }, + { RGB_TO_ULONG(16 , 78 , 139), "DodgerBlue4" }, + { RGB_TO_ULONG(99 , 184, 255), "SteelBlue1" }, + { RGB_TO_ULONG(92 , 172, 238), "SteelBlue2" }, + { RGB_TO_ULONG(79 , 148, 205), "SteelBlue3" }, + { RGB_TO_ULONG(54 , 100, 139), "SteelBlue4" }, + { RGB_TO_ULONG(0 , 191, 255), "DeepSkyBlue1" }, + { RGB_TO_ULONG(0 , 178, 238), "DeepSkyBlue2" }, + { RGB_TO_ULONG(0 , 154, 205), "DeepSkyBlue3" }, + { RGB_TO_ULONG(0 , 104, 139), "DeepSkyBlue4" }, + { RGB_TO_ULONG(135, 206, 255), "SkyBlue1" }, + { RGB_TO_ULONG(126, 192, 238), "SkyBlue2" }, + { RGB_TO_ULONG(108, 166, 205), "SkyBlue3" }, + { RGB_TO_ULONG(74 , 112, 139), "SkyBlue4" }, + { RGB_TO_ULONG(176, 226, 255), "LightSkyBlue1" }, + { RGB_TO_ULONG(164, 211, 238), "LightSkyBlue2" }, + { RGB_TO_ULONG(141, 182, 205), "LightSkyBlue3" }, + { RGB_TO_ULONG(96 , 123, 139), "LightSkyBlue4" }, + { RGB_TO_ULONG(198, 226, 255), "SlateGray1" }, + { RGB_TO_ULONG(185, 211, 238), "SlateGray2" }, + { RGB_TO_ULONG(159, 182, 205), "SlateGray3" }, + { RGB_TO_ULONG(108, 123, 139), "SlateGray4" }, + { RGB_TO_ULONG(202, 225, 255), "LightSteelBlue1" }, + { RGB_TO_ULONG(188, 210, 238), "LightSteelBlue2" }, + { RGB_TO_ULONG(162, 181, 205), "LightSteelBlue3" }, + { RGB_TO_ULONG(110, 123, 139), "LightSteelBlue4" }, + { RGB_TO_ULONG(191, 239, 255), "LightBlue1" }, + { RGB_TO_ULONG(178, 223, 238), "LightBlue2" }, + { RGB_TO_ULONG(154, 192, 205), "LightBlue3" }, + { RGB_TO_ULONG(104, 131, 139), "LightBlue4" }, + { RGB_TO_ULONG(224, 255, 255), "LightCyan1" }, + { RGB_TO_ULONG(209, 238, 238), "LightCyan2" }, + { RGB_TO_ULONG(180, 205, 205), "LightCyan3" }, + { RGB_TO_ULONG(122, 139, 139), "LightCyan4" }, + { RGB_TO_ULONG(187, 255, 255), "PaleTurquoise1" }, + { RGB_TO_ULONG(174, 238, 238), "PaleTurquoise2" }, + { RGB_TO_ULONG(150, 205, 205), "PaleTurquoise3" }, + { RGB_TO_ULONG(102, 139, 139), "PaleTurquoise4" }, + { RGB_TO_ULONG(152, 245, 255), "CadetBlue1" }, + { RGB_TO_ULONG(142, 229, 238), "CadetBlue2" }, + { RGB_TO_ULONG(122, 197, 205), "CadetBlue3" }, + { RGB_TO_ULONG(83 , 134, 139), "CadetBlue4" }, + { RGB_TO_ULONG(0 , 245, 255), "turquoise1" }, + { RGB_TO_ULONG(0 , 229, 238), "turquoise2" }, + { RGB_TO_ULONG(0 , 197, 205), "turquoise3" }, + { RGB_TO_ULONG(0 , 134, 139), "turquoise4" }, + { RGB_TO_ULONG(0 , 255, 255), "cyan1" }, + { RGB_TO_ULONG(0 , 238, 238), "cyan2" }, + { RGB_TO_ULONG(0 , 205, 205), "cyan3" }, + { RGB_TO_ULONG(0 , 139, 139), "cyan4" }, + { RGB_TO_ULONG(151, 255, 255), "DarkSlateGray1" }, + { RGB_TO_ULONG(141, 238, 238), "DarkSlateGray2" }, + { RGB_TO_ULONG(121, 205, 205), "DarkSlateGray3" }, + { RGB_TO_ULONG(82 , 139, 139), "DarkSlateGray4" }, + { RGB_TO_ULONG(127, 255, 212), "aquamarine1" }, + { RGB_TO_ULONG(118, 238, 198), "aquamarine2" }, + { RGB_TO_ULONG(102, 205, 170), "aquamarine3" }, + { RGB_TO_ULONG(69 , 139, 116), "aquamarine4" }, + { RGB_TO_ULONG(193, 255, 193), "DarkSeaGreen1" }, + { RGB_TO_ULONG(180, 238, 180), "DarkSeaGreen2" }, + { RGB_TO_ULONG(155, 205, 155), "DarkSeaGreen3" }, + { RGB_TO_ULONG(105, 139, 105), "DarkSeaGreen4" }, + { RGB_TO_ULONG(84 , 255, 159), "SeaGreen1" }, + { RGB_TO_ULONG(78 , 238, 148), "SeaGreen2" }, + { RGB_TO_ULONG(67 , 205, 128), "SeaGreen3" }, + { RGB_TO_ULONG(46 , 139, 87 ), "SeaGreen4" }, + { RGB_TO_ULONG(154, 255, 154), "PaleGreen1" }, + { RGB_TO_ULONG(144, 238, 144), "PaleGreen2" }, + { RGB_TO_ULONG(124, 205, 124), "PaleGreen3" }, + { RGB_TO_ULONG(84 , 139, 84 ), "PaleGreen4" }, + { RGB_TO_ULONG(0 , 255, 127), "SpringGreen1" }, + { RGB_TO_ULONG(0 , 238, 118), "SpringGreen2" }, + { RGB_TO_ULONG(0 , 205, 102), "SpringGreen3" }, + { RGB_TO_ULONG(0 , 139, 69 ), "SpringGreen4" }, + { RGB_TO_ULONG(0 , 255, 0 ), "green1" }, + { RGB_TO_ULONG(0 , 238, 0 ), "green2" }, + { RGB_TO_ULONG(0 , 205, 0 ), "green3" }, + { RGB_TO_ULONG(0 , 139, 0 ), "green4" }, + { RGB_TO_ULONG(127, 255, 0 ), "chartreuse1" }, + { RGB_TO_ULONG(118, 238, 0 ), "chartreuse2" }, + { RGB_TO_ULONG(102, 205, 0 ), "chartreuse3" }, + { RGB_TO_ULONG(69 , 139, 0 ), "chartreuse4" }, + { RGB_TO_ULONG(192, 255, 62 ), "OliveDrab1" }, + { RGB_TO_ULONG(179, 238, 58 ), "OliveDrab2" }, + { RGB_TO_ULONG(154, 205, 50 ), "OliveDrab3" }, + { RGB_TO_ULONG(105, 139, 34 ), "OliveDrab4" }, + { RGB_TO_ULONG(202, 255, 112), "DarkOliveGreen1" }, + { RGB_TO_ULONG(188, 238, 104), "DarkOliveGreen2" }, + { RGB_TO_ULONG(162, 205, 90 ), "DarkOliveGreen3" }, + { RGB_TO_ULONG(110, 139, 61 ), "DarkOliveGreen4" }, + { RGB_TO_ULONG(255, 246, 143), "khaki1" }, + { RGB_TO_ULONG(238, 230, 133), "khaki2" }, + { RGB_TO_ULONG(205, 198, 115), "khaki3" }, + { RGB_TO_ULONG(139, 134, 78 ), "khaki4" }, + { RGB_TO_ULONG(255, 236, 139), "LightGoldenrod1" }, + { RGB_TO_ULONG(238, 220, 130), "LightGoldenrod2" }, + { RGB_TO_ULONG(205, 190, 112), "LightGoldenrod3" }, + { RGB_TO_ULONG(139, 129, 76 ), "LightGoldenrod4" }, + { RGB_TO_ULONG(255, 255, 224), "LightYellow1" }, + { RGB_TO_ULONG(238, 238, 209), "LightYellow2" }, + { RGB_TO_ULONG(205, 205, 180), "LightYellow3" }, + { RGB_TO_ULONG(139, 139, 122), "LightYellow4" }, + { RGB_TO_ULONG(255, 255, 0 ), "yellow1" }, + { RGB_TO_ULONG(238, 238, 0 ), "yellow2" }, + { RGB_TO_ULONG(205, 205, 0 ), "yellow3" }, + { RGB_TO_ULONG(139, 139, 0 ), "yellow4" }, + { RGB_TO_ULONG(255, 215, 0 ), "gold1" }, + { RGB_TO_ULONG(238, 201, 0 ), "gold2" }, + { RGB_TO_ULONG(205, 173, 0 ), "gold3" }, + { RGB_TO_ULONG(139, 117, 0 ), "gold4" }, + { RGB_TO_ULONG(255, 193, 37 ), "goldenrod1" }, + { RGB_TO_ULONG(238, 180, 34 ), "goldenrod2" }, + { RGB_TO_ULONG(205, 155, 29 ), "goldenrod3" }, + { RGB_TO_ULONG(139, 105, 20 ), "goldenrod4" }, + { RGB_TO_ULONG(255, 185, 15 ), "DarkGoldenrod1" }, + { RGB_TO_ULONG(238, 173, 14 ), "DarkGoldenrod2" }, + { RGB_TO_ULONG(205, 149, 12 ), "DarkGoldenrod3" }, + { RGB_TO_ULONG(139, 101, 8 ), "DarkGoldenrod4" }, + { RGB_TO_ULONG(255, 193, 193), "RosyBrown1" }, + { RGB_TO_ULONG(238, 180, 180), "RosyBrown2" }, + { RGB_TO_ULONG(205, 155, 155), "RosyBrown3" }, + { RGB_TO_ULONG(139, 105, 105), "RosyBrown4" }, + { RGB_TO_ULONG(255, 106, 106), "IndianRed1" }, + { RGB_TO_ULONG(238, 99 , 99 ), "IndianRed2" }, + { RGB_TO_ULONG(205, 85 , 85 ), "IndianRed3" }, + { RGB_TO_ULONG(139, 58 , 58 ), "IndianRed4" }, + { RGB_TO_ULONG(255, 130, 71 ), "sienna1" }, + { RGB_TO_ULONG(238, 121, 66 ), "sienna2" }, + { RGB_TO_ULONG(205, 104, 57 ), "sienna3" }, + { RGB_TO_ULONG(139, 71 , 38 ), "sienna4" }, + { RGB_TO_ULONG(255, 211, 155), "burlywood1" }, + { RGB_TO_ULONG(238, 197, 145), "burlywood2" }, + { RGB_TO_ULONG(205, 170, 125), "burlywood3" }, + { RGB_TO_ULONG(139, 115, 85 ), "burlywood4" }, + { RGB_TO_ULONG(255, 231, 186), "wheat1" }, + { RGB_TO_ULONG(238, 216, 174), "wheat2" }, + { RGB_TO_ULONG(205, 186, 150), "wheat3" }, + { RGB_TO_ULONG(139, 126, 102), "wheat4" }, + { RGB_TO_ULONG(255, 165, 79 ), "tan1" }, + { RGB_TO_ULONG(238, 154, 73 ), "tan2" }, + { RGB_TO_ULONG(205, 133, 63 ), "tan3" }, + { RGB_TO_ULONG(139, 90 , 43 ), "tan4" }, + { RGB_TO_ULONG(255, 127, 36 ), "chocolate1" }, + { RGB_TO_ULONG(238, 118, 33 ), "chocolate2" }, + { RGB_TO_ULONG(205, 102, 29 ), "chocolate3" }, + { RGB_TO_ULONG(139, 69 , 19 ), "chocolate4" }, + { RGB_TO_ULONG(255, 48 , 48 ), "firebrick1" }, + { RGB_TO_ULONG(238, 44 , 44 ), "firebrick2" }, + { RGB_TO_ULONG(205, 38 , 38 ), "firebrick3" }, + { RGB_TO_ULONG(139, 26 , 26 ), "firebrick4" }, + { RGB_TO_ULONG(255, 64 , 64 ), "brown1" }, + { RGB_TO_ULONG(238, 59 , 59 ), "brown2" }, + { RGB_TO_ULONG(205, 51 , 51 ), "brown3" }, + { RGB_TO_ULONG(139, 35 , 35 ), "brown4" }, + { RGB_TO_ULONG(255, 140, 105), "salmon1" }, + { RGB_TO_ULONG(238, 130, 98 ), "salmon2" }, + { RGB_TO_ULONG(205, 112, 84 ), "salmon3" }, + { RGB_TO_ULONG(139, 76 , 57 ), "salmon4" }, + { RGB_TO_ULONG(255, 160, 122), "LightSalmon1" }, + { RGB_TO_ULONG(238, 149, 114), "LightSalmon2" }, + { RGB_TO_ULONG(205, 129, 98 ), "LightSalmon3" }, + { RGB_TO_ULONG(139, 87 , 66 ), "LightSalmon4" }, + { RGB_TO_ULONG(255, 165, 0 ), "orange1" }, + { RGB_TO_ULONG(238, 154, 0 ), "orange2" }, + { RGB_TO_ULONG(205, 133, 0 ), "orange3" }, + { RGB_TO_ULONG(139, 90 , 0 ), "orange4" }, + { RGB_TO_ULONG(255, 127, 0 ), "DarkOrange1" }, + { RGB_TO_ULONG(238, 118, 0 ), "DarkOrange2" }, + { RGB_TO_ULONG(205, 102, 0 ), "DarkOrange3" }, + { RGB_TO_ULONG(139, 69 , 0 ), "DarkOrange4" }, + { RGB_TO_ULONG(255, 114, 86 ), "coral1" }, + { RGB_TO_ULONG(238, 106, 80 ), "coral2" }, + { RGB_TO_ULONG(205, 91 , 69 ), "coral3" }, + { RGB_TO_ULONG(139, 62 , 47 ), "coral4" }, + { RGB_TO_ULONG(255, 99 , 71 ), "tomato1" }, + { RGB_TO_ULONG(238, 92 , 66 ), "tomato2" }, + { RGB_TO_ULONG(205, 79 , 57 ), "tomato3" }, + { RGB_TO_ULONG(139, 54 , 38 ), "tomato4" }, + { RGB_TO_ULONG(255, 69 , 0 ), "OrangeRed1" }, + { RGB_TO_ULONG(238, 64 , 0 ), "OrangeRed2" }, + { RGB_TO_ULONG(205, 55 , 0 ), "OrangeRed3" }, + { RGB_TO_ULONG(139, 37 , 0 ), "OrangeRed4" }, + { RGB_TO_ULONG(255, 0 , 0 ), "red1" }, + { RGB_TO_ULONG(238, 0 , 0 ), "red2" }, + { RGB_TO_ULONG(205, 0 , 0 ), "red3" }, + { RGB_TO_ULONG(139, 0 , 0 ), "red4" }, + { RGB_TO_ULONG(255, 20 , 147), "DeepPink1" }, + { RGB_TO_ULONG(238, 18 , 137), "DeepPink2" }, + { RGB_TO_ULONG(205, 16 , 118), "DeepPink3" }, + { RGB_TO_ULONG(139, 10 , 80 ), "DeepPink4" }, + { RGB_TO_ULONG(255, 110, 180), "HotPink1" }, + { RGB_TO_ULONG(238, 106, 167), "HotPink2" }, + { RGB_TO_ULONG(205, 96 , 144), "HotPink3" }, + { RGB_TO_ULONG(139, 58 , 98 ), "HotPink4" }, + { RGB_TO_ULONG(255, 181, 197), "pink1" }, + { RGB_TO_ULONG(238, 169, 184), "pink2" }, + { RGB_TO_ULONG(205, 145, 158), "pink3" }, + { RGB_TO_ULONG(139, 99 , 108), "pink4" }, + { RGB_TO_ULONG(255, 174, 185), "LightPink1" }, + { RGB_TO_ULONG(238, 162, 173), "LightPink2" }, + { RGB_TO_ULONG(205, 140, 149), "LightPink3" }, + { RGB_TO_ULONG(139, 95 , 101), "LightPink4" }, + { RGB_TO_ULONG(255, 130, 171), "PaleVioletRed1" }, + { RGB_TO_ULONG(238, 121, 159), "PaleVioletRed2" }, + { RGB_TO_ULONG(205, 104, 137), "PaleVioletRed3" }, + { RGB_TO_ULONG(139, 71 , 93 ), "PaleVioletRed4" }, + { RGB_TO_ULONG(255, 52 , 179), "maroon1" }, + { RGB_TO_ULONG(238, 48 , 167), "maroon2" }, + { RGB_TO_ULONG(205, 41 , 144), "maroon3" }, + { RGB_TO_ULONG(139, 28 , 98 ), "maroon4" }, + { RGB_TO_ULONG(255, 62 , 150), "VioletRed1" }, + { RGB_TO_ULONG(238, 58 , 140), "VioletRed2" }, + { RGB_TO_ULONG(205, 50 , 120), "VioletRed3" }, + { RGB_TO_ULONG(139, 34 , 82 ), "VioletRed4" }, + { RGB_TO_ULONG(255, 0 , 255), "magenta1" }, + { RGB_TO_ULONG(238, 0 , 238), "magenta2" }, + { RGB_TO_ULONG(205, 0 , 205), "magenta3" }, + { RGB_TO_ULONG(139, 0 , 139), "magenta4" }, + { RGB_TO_ULONG(255, 131, 250), "orchid1" }, + { RGB_TO_ULONG(238, 122, 233), "orchid2" }, + { RGB_TO_ULONG(205, 105, 201), "orchid3" }, + { RGB_TO_ULONG(139, 71 , 137), "orchid4" }, + { RGB_TO_ULONG(255, 187, 255), "plum1" }, + { RGB_TO_ULONG(238, 174, 238), "plum2" }, + { RGB_TO_ULONG(205, 150, 205), "plum3" }, + { RGB_TO_ULONG(139, 102, 139), "plum4" }, + { RGB_TO_ULONG(224, 102, 255), "MediumOrchid1" }, + { RGB_TO_ULONG(209, 95 , 238), "MediumOrchid2" }, + { RGB_TO_ULONG(180, 82 , 205), "MediumOrchid3" }, + { RGB_TO_ULONG(122, 55 , 139), "MediumOrchid4" }, + { RGB_TO_ULONG(191, 62 , 255), "DarkOrchid1" }, + { RGB_TO_ULONG(178, 58 , 238), "DarkOrchid2" }, + { RGB_TO_ULONG(154, 50 , 205), "DarkOrchid3" }, + { RGB_TO_ULONG(104, 34 , 139), "DarkOrchid4" }, + { RGB_TO_ULONG(155, 48 , 255), "purple1" }, + { RGB_TO_ULONG(145, 44 , 238), "purple2" }, + { RGB_TO_ULONG(125, 38 , 205), "purple3" }, + { RGB_TO_ULONG(85 , 26 , 139), "purple4" }, + { RGB_TO_ULONG(171, 130, 255), "MediumPurple1" }, + { RGB_TO_ULONG(159, 121, 238), "MediumPurple2" }, + { RGB_TO_ULONG(137, 104, 205), "MediumPurple3" }, + { RGB_TO_ULONG(93 , 71 , 139), "MediumPurple4" }, + { RGB_TO_ULONG(255, 225, 255), "thistle1" }, + { RGB_TO_ULONG(238, 210, 238), "thistle2" }, + { RGB_TO_ULONG(205, 181, 205), "thistle3" }, + { RGB_TO_ULONG(139, 123, 139), "thistle4" }, + { RGB_TO_ULONG(0 , 0 , 0 ), "gray0" }, + { RGB_TO_ULONG(0 , 0 , 0 ), "grey0" }, + { RGB_TO_ULONG(3 , 3 , 3 ), "gray1" }, + { RGB_TO_ULONG(3 , 3 , 3 ), "grey1" }, + { RGB_TO_ULONG(5 , 5 , 5 ), "gray2" }, + { RGB_TO_ULONG(5 , 5 , 5 ), "grey2" }, + { RGB_TO_ULONG(8 , 8 , 8 ), "gray3" }, + { RGB_TO_ULONG(8 , 8 , 8 ), "grey3" }, + { RGB_TO_ULONG(10 , 10 , 10 ), "gray4" }, + { RGB_TO_ULONG(10 , 10 , 10 ), "grey4" }, + { RGB_TO_ULONG(13 , 13 , 13 ), "gray5" }, + { RGB_TO_ULONG(13 , 13 , 13 ), "grey5" }, + { RGB_TO_ULONG(15 , 15 , 15 ), "gray6" }, + { RGB_TO_ULONG(15 , 15 , 15 ), "grey6" }, + { RGB_TO_ULONG(18 , 18 , 18 ), "gray7" }, + { RGB_TO_ULONG(18 , 18 , 18 ), "grey7" }, + { RGB_TO_ULONG(20 , 20 , 20 ), "gray8" }, + { RGB_TO_ULONG(20 , 20 , 20 ), "grey8" }, + { RGB_TO_ULONG(23 , 23 , 23 ), "gray9" }, + { RGB_TO_ULONG(23 , 23 , 23 ), "grey9" }, + { RGB_TO_ULONG(26 , 26 , 26 ), "gray10" }, + { RGB_TO_ULONG(26 , 26 , 26 ), "grey10" }, + { RGB_TO_ULONG(28 , 28 , 28 ), "gray11" }, + { RGB_TO_ULONG(28 , 28 , 28 ), "grey11" }, + { RGB_TO_ULONG(31 , 31 , 31 ), "gray12" }, + { RGB_TO_ULONG(31 , 31 , 31 ), "grey12" }, + { RGB_TO_ULONG(33 , 33 , 33 ), "gray13" }, + { RGB_TO_ULONG(33 , 33 , 33 ), "grey13" }, + { RGB_TO_ULONG(36 , 36 , 36 ), "gray14" }, + { RGB_TO_ULONG(36 , 36 , 36 ), "grey14" }, + { RGB_TO_ULONG(38 , 38 , 38 ), "gray15" }, + { RGB_TO_ULONG(38 , 38 , 38 ), "grey15" }, + { RGB_TO_ULONG(41 , 41 , 41 ), "gray16" }, + { RGB_TO_ULONG(41 , 41 , 41 ), "grey16" }, + { RGB_TO_ULONG(43 , 43 , 43 ), "gray17" }, + { RGB_TO_ULONG(43 , 43 , 43 ), "grey17" }, + { RGB_TO_ULONG(46 , 46 , 46 ), "gray18" }, + { RGB_TO_ULONG(46 , 46 , 46 ), "grey18" }, + { RGB_TO_ULONG(48 , 48 , 48 ), "gray19" }, + { RGB_TO_ULONG(48 , 48 , 48 ), "grey19" }, + { RGB_TO_ULONG(51 , 51 , 51 ), "gray20" }, + { RGB_TO_ULONG(51 , 51 , 51 ), "grey20" }, + { RGB_TO_ULONG(54 , 54 , 54 ), "gray21" }, + { RGB_TO_ULONG(54 , 54 , 54 ), "grey21" }, + { RGB_TO_ULONG(56 , 56 , 56 ), "gray22" }, + { RGB_TO_ULONG(56 , 56 , 56 ), "grey22" }, + { RGB_TO_ULONG(59 , 59 , 59 ), "gray23" }, + { RGB_TO_ULONG(59 , 59 , 59 ), "grey23" }, + { RGB_TO_ULONG(61 , 61 , 61 ), "gray24" }, + { RGB_TO_ULONG(61 , 61 , 61 ), "grey24" }, + { RGB_TO_ULONG(64 , 64 , 64 ), "gray25" }, + { RGB_TO_ULONG(64 , 64 , 64 ), "grey25" }, + { RGB_TO_ULONG(66 , 66 , 66 ), "gray26" }, + { RGB_TO_ULONG(66 , 66 , 66 ), "grey26" }, + { RGB_TO_ULONG(69 , 69 , 69 ), "gray27" }, + { RGB_TO_ULONG(69 , 69 , 69 ), "grey27" }, + { RGB_TO_ULONG(71 , 71 , 71 ), "gray28" }, + { RGB_TO_ULONG(71 , 71 , 71 ), "grey28" }, + { RGB_TO_ULONG(74 , 74 , 74 ), "gray29" }, + { RGB_TO_ULONG(74 , 74 , 74 ), "grey29" }, + { RGB_TO_ULONG(77 , 77 , 77 ), "gray30" }, + { RGB_TO_ULONG(77 , 77 , 77 ), "grey30" }, + { RGB_TO_ULONG(79 , 79 , 79 ), "gray31" }, + { RGB_TO_ULONG(79 , 79 , 79 ), "grey31" }, + { RGB_TO_ULONG(82 , 82 , 82 ), "gray32" }, + { RGB_TO_ULONG(82 , 82 , 82 ), "grey32" }, + { RGB_TO_ULONG(84 , 84 , 84 ), "gray33" }, + { RGB_TO_ULONG(84 , 84 , 84 ), "grey33" }, + { RGB_TO_ULONG(87 , 87 , 87 ), "gray34" }, + { RGB_TO_ULONG(87 , 87 , 87 ), "grey34" }, + { RGB_TO_ULONG(89 , 89 , 89 ), "gray35" }, + { RGB_TO_ULONG(89 , 89 , 89 ), "grey35" }, + { RGB_TO_ULONG(92 , 92 , 92 ), "gray36" }, + { RGB_TO_ULONG(92 , 92 , 92 ), "grey36" }, + { RGB_TO_ULONG(94 , 94 , 94 ), "gray37" }, + { RGB_TO_ULONG(94 , 94 , 94 ), "grey37" }, + { RGB_TO_ULONG(97 , 97 , 97 ), "gray38" }, + { RGB_TO_ULONG(97 , 97 , 97 ), "grey38" }, + { RGB_TO_ULONG(99 , 99 , 99 ), "gray39" }, + { RGB_TO_ULONG(99 , 99 , 99 ), "grey39" }, + { RGB_TO_ULONG(102, 102, 102), "gray40" }, + { RGB_TO_ULONG(102, 102, 102), "grey40" }, + { RGB_TO_ULONG(105, 105, 105), "gray41" }, + { RGB_TO_ULONG(105, 105, 105), "grey41" }, + { RGB_TO_ULONG(107, 107, 107), "gray42" }, + { RGB_TO_ULONG(107, 107, 107), "grey42" }, + { RGB_TO_ULONG(110, 110, 110), "gray43" }, + { RGB_TO_ULONG(110, 110, 110), "grey43" }, + { RGB_TO_ULONG(112, 112, 112), "gray44" }, + { RGB_TO_ULONG(112, 112, 112), "grey44" }, + { RGB_TO_ULONG(115, 115, 115), "gray45" }, + { RGB_TO_ULONG(115, 115, 115), "grey45" }, + { RGB_TO_ULONG(117, 117, 117), "gray46" }, + { RGB_TO_ULONG(117, 117, 117), "grey46" }, + { RGB_TO_ULONG(120, 120, 120), "gray47" }, + { RGB_TO_ULONG(120, 120, 120), "grey47" }, + { RGB_TO_ULONG(122, 122, 122), "gray48" }, + { RGB_TO_ULONG(122, 122, 122), "grey48" }, + { RGB_TO_ULONG(125, 125, 125), "gray49" }, + { RGB_TO_ULONG(125, 125, 125), "grey49" }, + { RGB_TO_ULONG(127, 127, 127), "gray50" }, + { RGB_TO_ULONG(127, 127, 127), "grey50" }, + { RGB_TO_ULONG(130, 130, 130), "gray51" }, + { RGB_TO_ULONG(130, 130, 130), "grey51" }, + { RGB_TO_ULONG(133, 133, 133), "gray52" }, + { RGB_TO_ULONG(133, 133, 133), "grey52" }, + { RGB_TO_ULONG(135, 135, 135), "gray53" }, + { RGB_TO_ULONG(135, 135, 135), "grey53" }, + { RGB_TO_ULONG(138, 138, 138), "gray54" }, + { RGB_TO_ULONG(138, 138, 138), "grey54" }, + { RGB_TO_ULONG(140, 140, 140), "gray55" }, + { RGB_TO_ULONG(140, 140, 140), "grey55" }, + { RGB_TO_ULONG(143, 143, 143), "gray56" }, + { RGB_TO_ULONG(143, 143, 143), "grey56" }, + { RGB_TO_ULONG(145, 145, 145), "gray57" }, + { RGB_TO_ULONG(145, 145, 145), "grey57" }, + { RGB_TO_ULONG(148, 148, 148), "gray58" }, + { RGB_TO_ULONG(148, 148, 148), "grey58" }, + { RGB_TO_ULONG(150, 150, 150), "gray59" }, + { RGB_TO_ULONG(150, 150, 150), "grey59" }, + { RGB_TO_ULONG(153, 153, 153), "gray60" }, + { RGB_TO_ULONG(153, 153, 153), "grey60" }, + { RGB_TO_ULONG(156, 156, 156), "gray61" }, + { RGB_TO_ULONG(156, 156, 156), "grey61" }, + { RGB_TO_ULONG(158, 158, 158), "gray62" }, + { RGB_TO_ULONG(158, 158, 158), "grey62" }, + { RGB_TO_ULONG(161, 161, 161), "gray63" }, + { RGB_TO_ULONG(161, 161, 161), "grey63" }, + { RGB_TO_ULONG(163, 163, 163), "gray64" }, + { RGB_TO_ULONG(163, 163, 163), "grey64" }, + { RGB_TO_ULONG(166, 166, 166), "gray65" }, + { RGB_TO_ULONG(166, 166, 166), "grey65" }, + { RGB_TO_ULONG(168, 168, 168), "gray66" }, + { RGB_TO_ULONG(168, 168, 168), "grey66" }, + { RGB_TO_ULONG(171, 171, 171), "gray67" }, + { RGB_TO_ULONG(171, 171, 171), "grey67" }, + { RGB_TO_ULONG(173, 173, 173), "gray68" }, + { RGB_TO_ULONG(173, 173, 173), "grey68" }, + { RGB_TO_ULONG(176, 176, 176), "gray69" }, + { RGB_TO_ULONG(176, 176, 176), "grey69" }, + { RGB_TO_ULONG(179, 179, 179), "gray70" }, + { RGB_TO_ULONG(179, 179, 179), "grey70" }, + { RGB_TO_ULONG(181, 181, 181), "gray71" }, + { RGB_TO_ULONG(181, 181, 181), "grey71" }, + { RGB_TO_ULONG(184, 184, 184), "gray72" }, + { RGB_TO_ULONG(184, 184, 184), "grey72" }, + { RGB_TO_ULONG(186, 186, 186), "gray73" }, + { RGB_TO_ULONG(186, 186, 186), "grey73" }, + { RGB_TO_ULONG(189, 189, 189), "gray74" }, + { RGB_TO_ULONG(189, 189, 189), "grey74" }, + { RGB_TO_ULONG(191, 191, 191), "gray75" }, + { RGB_TO_ULONG(191, 191, 191), "grey75" }, + { RGB_TO_ULONG(194, 194, 194), "gray76" }, + { RGB_TO_ULONG(194, 194, 194), "grey76" }, + { RGB_TO_ULONG(196, 196, 196), "gray77" }, + { RGB_TO_ULONG(196, 196, 196), "grey77" }, + { RGB_TO_ULONG(199, 199, 199), "gray78" }, + { RGB_TO_ULONG(199, 199, 199), "grey78" }, + { RGB_TO_ULONG(201, 201, 201), "gray79" }, + { RGB_TO_ULONG(201, 201, 201), "grey79" }, + { RGB_TO_ULONG(204, 204, 204), "gray80" }, + { RGB_TO_ULONG(204, 204, 204), "grey80" }, + { RGB_TO_ULONG(207, 207, 207), "gray81" }, + { RGB_TO_ULONG(207, 207, 207), "grey81" }, + { RGB_TO_ULONG(209, 209, 209), "gray82" }, + { RGB_TO_ULONG(209, 209, 209), "grey82" }, + { RGB_TO_ULONG(212, 212, 212), "gray83" }, + { RGB_TO_ULONG(212, 212, 212), "grey83" }, + { RGB_TO_ULONG(214, 214, 214), "gray84" }, + { RGB_TO_ULONG(214, 214, 214), "grey84" }, + { RGB_TO_ULONG(217, 217, 217), "gray85" }, + { RGB_TO_ULONG(217, 217, 217), "grey85" }, + { RGB_TO_ULONG(219, 219, 219), "gray86" }, + { RGB_TO_ULONG(219, 219, 219), "grey86" }, + { RGB_TO_ULONG(222, 222, 222), "gray87" }, + { RGB_TO_ULONG(222, 222, 222), "grey87" }, + { RGB_TO_ULONG(224, 224, 224), "gray88" }, + { RGB_TO_ULONG(224, 224, 224), "grey88" }, + { RGB_TO_ULONG(227, 227, 227), "gray89" }, + { RGB_TO_ULONG(227, 227, 227), "grey89" }, + { RGB_TO_ULONG(229, 229, 229), "gray90" }, + { RGB_TO_ULONG(229, 229, 229), "grey90" }, + { RGB_TO_ULONG(232, 232, 232), "gray91" }, + { RGB_TO_ULONG(232, 232, 232), "grey91" }, + { RGB_TO_ULONG(235, 235, 235), "gray92" }, + { RGB_TO_ULONG(235, 235, 235), "grey92" }, + { RGB_TO_ULONG(237, 237, 237), "gray93" }, + { RGB_TO_ULONG(237, 237, 237), "grey93" }, + { RGB_TO_ULONG(240, 240, 240), "gray94" }, + { RGB_TO_ULONG(240, 240, 240), "grey94" }, + { RGB_TO_ULONG(242, 242, 242), "gray95" }, + { RGB_TO_ULONG(242, 242, 242), "grey95" }, + { RGB_TO_ULONG(245, 245, 245), "gray96" }, + { RGB_TO_ULONG(245, 245, 245), "grey96" }, + { RGB_TO_ULONG(247, 247, 247), "gray97" }, + { RGB_TO_ULONG(247, 247, 247), "grey97" }, + { RGB_TO_ULONG(250, 250, 250), "gray98" }, + { RGB_TO_ULONG(250, 250, 250), "grey98" }, + { RGB_TO_ULONG(252, 252, 252), "gray99" }, + { RGB_TO_ULONG(252, 252, 252), "grey99" }, + { RGB_TO_ULONG(255, 255, 255), "gray100" }, + { RGB_TO_ULONG(255, 255, 255), "grey100" }, + { RGB_TO_ULONG(169, 169, 169), "dark grey" }, + { RGB_TO_ULONG(169, 169, 169), "DarkGrey" }, + { RGB_TO_ULONG(169, 169, 169), "dark gray" }, + { RGB_TO_ULONG(169, 169, 169), "DarkGray" }, + { RGB_TO_ULONG(0 , 0 , 139), "dark blue" }, + { RGB_TO_ULONG(0 , 0 , 139), "DarkBlue" }, + { RGB_TO_ULONG(0 , 139, 139), "dark cyan" }, + { RGB_TO_ULONG(0 , 139, 139), "DarkCyan" }, + { RGB_TO_ULONG(139, 0 , 139), "dark magenta" }, + { RGB_TO_ULONG(139, 0 , 139), "DarkMagenta" }, + { RGB_TO_ULONG(139, 0 , 0 ), "dark red" }, + { RGB_TO_ULONG(139, 0 , 0 ), "DarkRed" }, + { RGB_TO_ULONG(144, 238, 144), "light green" }, + { RGB_TO_ULONG(144, 238, 144), "LightGreen" } +}; + +unsigned long +mac_color_map_lookup (colorname) + char *colorname; +{ + Lisp_Object ret = Qnil; + int i; + + BLOCK_INPUT; + + for (i = 0; i < sizeof (mac_color_map) / sizeof (mac_color_map[0]); i++) + if (stricmp (colorname, mac_color_map[i].name) == 0) + { + ret = mac_color_map[i].color; + break; + } + + UNBLOCK_INPUT; + + return ret; +} + +Lisp_Object +x_to_mac_color (colorname) + char * colorname; +{ + register Lisp_Object tail, ret = Qnil; + + BLOCK_INPUT; + + if (colorname[0] == '#') + { + /* Could be an old-style RGB Device specification. */ + char *color; + int size; + color = colorname + 1; + + size = strlen(color); + if (size == 3 || size == 6 || size == 9 || size == 12) + { + unsigned long colorval; + int i, pos; + pos = 0; + size /= 3; + colorval = 0; + + for (i = 0; i < 3; i++) + { + char *end; + char t; + unsigned long value; + + /* The check for 'x' in the following conditional takes into + account the fact that strtol allows a "0x" in front of + our numbers, and we don't. */ + if (!isxdigit(color[0]) || color[1] == 'x') + break; + t = color[size]; + color[size] = '\0'; + value = strtoul(color, &end, 16); + color[size] = t; + if (errno == ERANGE || end - color != size) + break; + switch (size) + { + case 1: + value = value * 0x10; + break; + case 2: + break; + case 3: + value /= 0x10; + break; + case 4: + value /= 0x100; + break; + } + colorval |= (value << pos); + pos += 0x8; + if (i == 2) + { + UNBLOCK_INPUT; + return (colorval); + } + color = end; + } + } + } + else if (strnicmp(colorname, "rgb:", 4) == 0) + { + char *color; + unsigned long colorval; + int i, pos; + pos = 0; + + colorval = 0; + color = colorname + 4; + for (i = 0; i < 3; i++) + { + char *end; + unsigned long value; + + /* The check for 'x' in the following conditional takes into + account the fact that strtol allows a "0x" in front of + our numbers, and we don't. */ + if (!isxdigit(color[0]) || color[1] == 'x') + break; + value = strtoul(color, &end, 16); + if (errno == ERANGE) + break; + switch (end - color) + { + case 1: + value = value * 0x10 + value; + break; + case 2: + break; + case 3: + value /= 0x10; + break; + case 4: + value /= 0x100; + break; + default: + value = ULONG_MAX; + } + if (value == ULONG_MAX) + break; + colorval |= (value << pos); + pos += 0x8; + if (i == 2) + { + if (*end != '\0') + break; + UNBLOCK_INPUT; + return (colorval); + } + if (*end != '/') + break; + color = end + 1; + } + } + else if (strnicmp(colorname, "rgbi:", 5) == 0) + { + /* This is an RGB Intensity specification. */ + char *color; + unsigned long colorval; + int i, pos; + pos = 0; + + colorval = 0; + color = colorname + 5; + for (i = 0; i < 3; i++) + { + char *end; + double value; + unsigned long val; + + value = strtod(color, &end); + if (errno == ERANGE) + break; + if (value < 0.0 || value > 1.0) + break; + val = (unsigned long)(0x100 * value); + /* We used 0x100 instead of 0xFF to give an continuous + range between 0.0 and 1.0 inclusive. The next statement + fixes the 1.0 case. */ + if (val == 0x100) + val = 0xFF; + colorval |= (val << pos); + pos += 0x8; + if (i == 2) + { + if (*end != '\0') + break; + UNBLOCK_INPUT; + return (colorval); + } + if (*end != '/') + break; + color = end + 1; + } + } + + ret = mac_color_map_lookup (colorname); + + UNBLOCK_INPUT; + return ret; +} + +/* Gamma-correct COLOR on frame F. */ + +void +gamma_correct (f, color) + struct frame *f; + unsigned long *color; +{ + if (f->gamma) + { + unsigned long red, green, blue; + + red = pow (RED_FROM_ULONG (*color) / 255.0, f->gamma) * 255.0 + 0.5; + green = pow (GREEN_FROM_ULONG (*color) / 255.0, f->gamma) * 255.0 + 0.5; + blue = pow (BLUE_FROM_ULONG (*color) / 255.0, f->gamma) * 255.0 + 0.5; + *color = RGB_TO_ULONG (red, green, blue); + } +} + +/* Decide if color named COLOR is valid for the display associated + with the selected frame; if so, return the rgb values in COLOR_DEF. + If ALLOC is nonzero, allocate a new colormap cell. */ + +int +mac_defined_color (f, color, color_def, alloc) + FRAME_PTR f; + char *color; + XColor *color_def; + int alloc; +{ + register Lisp_Object tem; + unsigned long mac_color_ref; + + tem = x_to_mac_color (color); + + if (!NILP (tem)) + { + if (f) + { + /* Apply gamma correction. */ + mac_color_ref = XUINT (tem); + gamma_correct (f, &mac_color_ref); + XSETINT (tem, mac_color_ref); + } + + color_def->pixel = mac_color_ref; + color_def->red = RED_FROM_ULONG (mac_color_ref); + color_def->green = GREEN_FROM_ULONG (mac_color_ref); + color_def->blue = BLUE_FROM_ULONG (mac_color_ref); + + return 1; + } + else + { + return 0; + } +} + +/* Given a string ARG naming a color, compute a pixel value from it + suitable for screen F. + If F is not a color screen, return DEF (default) regardless of what + ARG says. */ + +int +x_decode_color (f, arg, def) + FRAME_PTR f; + Lisp_Object arg; + int def; +{ + XColor cdef; + + CHECK_STRING (arg); + + if (strcmp (XSTRING (arg)->data, "black") == 0) + return BLACK_PIX_DEFAULT (f); + else if (strcmp (XSTRING (arg)->data, "white") == 0) + return WHITE_PIX_DEFAULT (f); + +#if 0 + if ((FRAME_MAC_DISPLAY_INFO (f)->n_planes + * FRAME_MAC_DISPLAY_INFO (f)->n_cbits) == 1) + return def; +#endif + + if (mac_defined_color (f, XSTRING (arg)->data, &cdef, 1)) + return cdef.pixel; + + /* defined_color failed; return an ultimate default. */ + return def; +} + +/* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is + the previous value of that parameter, NEW_VALUE is the new value. */ + +static void +x_set_line_spacing (f, new_value, old_value) + struct frame *f; + Lisp_Object new_value, old_value; +{ + if (NILP (new_value)) + f->extra_line_spacing = 0; + else if (NATNUMP (new_value)) + f->extra_line_spacing = XFASTINT (new_value); + else + Fsignal (Qerror, Fcons (build_string ("Illegal line-spacing"), + Fcons (new_value, Qnil))); + if (FRAME_VISIBLE_P (f)) + redraw_frame (f); +} + + +/* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is + the previous value of that parameter, NEW_VALUE is the new value. */ + +static void +x_set_screen_gamma (f, new_value, old_value) + struct frame *f; + Lisp_Object new_value, old_value; +{ + if (NILP (new_value)) + f->gamma = 0; + else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) + /* The value 0.4545 is the normal viewing gamma. */ + f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); + else + Fsignal (Qerror, Fcons (build_string ("Illegal screen-gamma"), + Fcons (new_value, Qnil))); + + clear_face_cache (0); +} + + +/* Functions called only from `x_set_frame_param' + to set individual parameters. + + If FRAME_MAC_WINDOW (f) is 0, + the frame is being created and its window does not exist yet. + In that case, just record the parameter's new value + in the standard place; do not attempt to change the window. */ + +void +x_set_foreground_color (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + FRAME_FOREGROUND_PIXEL (f) + = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); + + if (FRAME_MAC_WINDOW (f) != 0) + { + update_face_from_frame_parameter (f, Qforeground_color, arg); + if (FRAME_VISIBLE_P (f)) + redraw_frame (f); + } +} + +void +x_set_background_color (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + FRAME_BACKGROUND_PIXEL (f) + = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); + + if (FRAME_MAC_WINDOW (f) != 0) + { + update_face_from_frame_parameter (f, Qbackground_color, arg); + + if (FRAME_VISIBLE_P (f)) + redraw_frame (f); + } +} + +void +x_set_mouse_color (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; + int count; + int mask_color; + + if (!EQ (Qnil, arg)) + f->output_data.mac->mouse_pixel + = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); + mask_color = FRAME_BACKGROUND_PIXEL (f); + + /* Don't let pointers be invisible. */ + if (mask_color == f->output_data.mac->mouse_pixel + && mask_color == FRAME_BACKGROUND_PIXEL (f)) + f->output_data.mac->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); + +#if 0 /* MAC_TODO : cursor changes */ + BLOCK_INPUT; + + /* It's not okay to crash if the user selects a screwy cursor. */ + count = x_catch_errors (FRAME_W32_DISPLAY (f)); + + if (!EQ (Qnil, Vx_pointer_shape)) + { + CHECK_NUMBER (Vx_pointer_shape); + cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); + } + else + cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); + x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); + + if (!EQ (Qnil, Vx_nontext_pointer_shape)) + { + CHECK_NUMBER (Vx_nontext_pointer_shape); + nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), + XINT (Vx_nontext_pointer_shape)); + } + else + nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); + x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); + + if (!EQ (Qnil, Vx_hourglass_pointer_shape)) + { + CHECK_NUMBER (Vx_hourglass_pointer_shape); + hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), + XINT (Vx_hourglass_pointer_shape)); + } + else + hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); + x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); + + x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); + if (!EQ (Qnil, Vx_mode_pointer_shape)) + { + CHECK_NUMBER (Vx_mode_pointer_shape); + mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), + XINT (Vx_mode_pointer_shape)); + } + else + mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); + x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); + + if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) + { + CHECK_NUMBER (Vx_sensitive_text_pointer_shape); + cross_cursor + = XCreateFontCursor (FRAME_W32_DISPLAY (f), + XINT (Vx_sensitive_text_pointer_shape)); + } + else + cross_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); + + if (!NILP (Vx_window_horizontal_drag_shape)) + { + CHECK_NUMBER (Vx_window_horizontal_drag_shape); + horizontal_drag_cursor + = XCreateFontCursor (FRAME_W32_DISPLAY (f), + XINT (Vx_window_horizontal_drag_shape)); + } + else + horizontal_drag_cursor + = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_sb_h_double_arrow); + + /* Check and report errors with the above calls. */ + x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); + x_uncatch_errors (FRAME_W32_DISPLAY (f), count); + + { + XColor fore_color, back_color; + + fore_color.pixel = f->output_data.w32->mouse_pixel; + back_color.pixel = mask_color; + XQueryColor (FRAME_W32_DISPLAY (f), + DefaultColormap (FRAME_W32_DISPLAY (f), + DefaultScreen (FRAME_W32_DISPLAY (f))), + &fore_color); + XQueryColor (FRAME_W32_DISPLAY (f), + DefaultColormap (FRAME_W32_DISPLAY (f), + DefaultScreen (FRAME_W32_DISPLAY (f))), + &back_color); + XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, + &fore_color, &back_color); + XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, + &fore_color, &back_color); + XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, + &fore_color, &back_color); + XRecolorCursor (FRAME_W32_DISPLAY (f), cross_cursor, + &fore_color, &back_color); + XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, + &fore_color, &back_color); + } + + if (FRAME_W32_WINDOW (f) != 0) + XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); + + if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) + XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); + f->output_data.w32->text_cursor = cursor; + + if (nontext_cursor != f->output_data.w32->nontext_cursor + && f->output_data.w32->nontext_cursor != 0) + XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); + f->output_data.w32->nontext_cursor = nontext_cursor; + + if (hourglass_cursor != f->output_data.w32->hourglass_cursor + && f->output_data.w32->hourglass_cursor != 0) + XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); + f->output_data.w32->hourglass_cursor = hourglass_cursor; + + if (mode_cursor != f->output_data.w32->modeline_cursor + && f->output_data.w32->modeline_cursor != 0) + XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); + f->output_data.w32->modeline_cursor = mode_cursor; + + if (cross_cursor != f->output_data.w32->cross_cursor + && f->output_data.w32->cross_cursor != 0) + XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->cross_cursor); + f->output_data.w32->cross_cursor = cross_cursor; + + XFlush (FRAME_W32_DISPLAY (f)); + UNBLOCK_INPUT; + + update_face_from_frame_parameter (f, Qmouse_color, arg); +#endif /* MAC_TODO */ +} + +void +x_set_cursor_color (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + unsigned long fore_pixel; + + if (!NILP (Vx_cursor_fore_pixel)) + fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, + WHITE_PIX_DEFAULT (f)); + else + fore_pixel = FRAME_BACKGROUND_PIXEL (f); + f->output_data.mac->cursor_pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); + + /* Make sure that the cursor color differs from the background color. */ + if (f->output_data.mac->cursor_pixel == FRAME_BACKGROUND_PIXEL (f)) + { + f->output_data.mac->cursor_pixel = f->output_data.mac->mouse_pixel; + if (f->output_data.mac->cursor_pixel == fore_pixel) + fore_pixel = FRAME_BACKGROUND_PIXEL (f); + } + FRAME_FOREGROUND_PIXEL (f) = fore_pixel; + +#if 0 /* MAC_TODO: cannot figure out what to do (wrong number of params) */ + if (FRAME_MAC_WINDOW (f) != 0) + { + if (FRAME_VISIBLE_P (f)) + { + x_display_cursor (f, 0); + x_display_cursor (f, 1); + } + } +#endif + + update_face_from_frame_parameter (f, Qcursor_color, arg); +} + +/* Set the border-color of frame F to pixel value PIX. + Note that this does not fully take effect if done before + F has an window. */ +void +x_set_border_pixel (f, pix) + struct frame *f; + int pix; +{ + f->output_data.mac->border_pixel = pix; + + if (FRAME_MAC_WINDOW (f) != 0 && f->output_data.mac->border_width > 0) + { + if (FRAME_VISIBLE_P (f)) + redraw_frame (f); + } +} + +/* Set the border-color of frame F to value described by ARG. + ARG can be a string naming a color. + The border-color is used for the border that is drawn by the server. + Note that this does not fully take effect if done before + F has a window; it must be redone when the window is created. */ + +void +x_set_border_color (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + int pix; + + CHECK_STRING (arg); + pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); + x_set_border_pixel (f, pix); + update_face_from_frame_parameter (f, Qborder_color, arg); +} + +/* Value is the internal representation of the specified cursor type + ARG. If type is BAR_CURSOR, return in *WIDTH the specified width + of the bar cursor. */ + +enum text_cursor_kinds +x_specified_cursor_type (arg, width) + Lisp_Object arg; + int *width; +{ + enum text_cursor_kinds type; + + if (EQ (arg, Qbar)) + { + type = BAR_CURSOR; + *width = 2; + } + else if (CONSP (arg) + && EQ (XCAR (arg), Qbar) + && INTEGERP (XCDR (arg)) + && XINT (XCDR (arg)) >= 0) + { + type = BAR_CURSOR; + *width = XINT (XCDR (arg)); + } + else if (NILP (arg)) + type = NO_CURSOR; + else + /* Treat anything unknown as "box cursor". + It was bad to signal an error; people have trouble fixing + .Xdefaults with Emacs, when it has something bad in it. */ + type = FILLED_BOX_CURSOR; + + return type; +} + +void +x_set_cursor_type (f, arg, oldval) + FRAME_PTR f; + Lisp_Object arg, oldval; +{ + int width; + + FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); + f->output_data.mac->cursor_width = width; + + /* Make sure the cursor gets redrawn. This is overkill, but how + often do people change cursor types? */ + update_mode_lines++; +} + +#if 0 /* MAC_TODO: really no icon for Mac */ +void +x_set_icon_type (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + int result; + + if (NILP (arg) && NILP (oldval)) + return; + + if (STRINGP (arg) && STRINGP (oldval) + && EQ (Fstring_equal (oldval, arg), Qt)) + return; + + if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) + return; + + BLOCK_INPUT; + + result = x_bitmap_icon (f, arg); + if (result) + { + UNBLOCK_INPUT; + error ("No icon window available"); + } + + UNBLOCK_INPUT; +} +#endif /* MAC_TODO */ + +/* Return non-nil if frame F wants a bitmap icon. */ + +Lisp_Object +x_icon_type (f) + FRAME_PTR f; +{ + Lisp_Object tem; + + tem = assq_no_quit (Qicon_type, f->param_alist); + if (CONSP (tem)) + return XCDR (tem); + else + return Qnil; +} + +void +x_set_icon_name (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + int result; + + if (STRINGP (arg)) + { + if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) + return; + } + else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) + return; + + f->icon_name = arg; + +#if 0 /* MAC_TODO */ + if (f->output_data.w32->icon_bitmap != 0) + return; + + BLOCK_INPUT; + + result = x_text_icon (f, + (char *) XSTRING ((!NILP (f->icon_name) + ? f->icon_name + : !NILP (f->title) + ? f->title + : f->name))->data); + + if (result) + { + UNBLOCK_INPUT; + error ("No icon window available"); + } + + /* If the window was unmapped (and its icon was mapped), + the new icon is not mapped, so map the window in its stead. */ + if (FRAME_VISIBLE_P (f)) + { +#ifdef USE_X_TOOLKIT + XtPopup (f->output_data.w32->widget, XtGrabNone); +#endif + XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); + } + + XFlush (FRAME_W32_DISPLAY (f)); + UNBLOCK_INPUT; +#endif /* MAC_TODO */ +} + +extern Lisp_Object x_new_font (); +extern Lisp_Object x_new_fontset(); + +void +x_set_font (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + Lisp_Object result; + Lisp_Object fontset_name; + Lisp_Object frame; + int old_fontset = FRAME_FONTSET(f); + + CHECK_STRING (arg); + + fontset_name = Fquery_fontset (arg, Qnil); + + BLOCK_INPUT; + result = (STRINGP (fontset_name) + ? x_new_fontset (f, XSTRING (fontset_name)->data) + : x_new_font (f, XSTRING (arg)->data)); + UNBLOCK_INPUT; + + if (EQ (result, Qnil)) + error ("Font `%s' is not defined", XSTRING (arg)->data); + else if (EQ (result, Qt)) + error ("The characters of the given font have varying widths"); + else if (STRINGP (result)) + { + if (STRINGP (fontset_name)) + { + /* Fontset names are built from ASCII font names, so the + names may be equal despite there was a change. */ + if (old_fontset == FRAME_FONTSET (f)) + return; + } + else if (!NILP (Fequal (result, oldval))) + return; + + store_frame_param (f, Qfont, result); + recompute_basic_faces (f); + } + else + abort (); + + do_pending_window_change (0); + + /* Don't call `face-set-after-frame-default' when faces haven't been + initialized yet. This is the case when called from + Fx_create_frame. In that case, the X widget or window doesn't + exist either, and we can end up in x_report_frame_params with a + null widget which gives a segfault. */ + if (FRAME_FACE_CACHE (f)) + { + XSETFRAME (frame, f); + call1 (Qface_set_after_frame_default, frame); + } +} + +void +x_set_border_width (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + CHECK_NUMBER (arg); + + if (XINT (arg) == f->output_data.mac->border_width) + return; + +#if 0 /* MAC_TODO */ + if (FRAME_MAC_WINDOW (f) != 0) + error ("Cannot change the border width of a window"); +#endif + + f->output_data.mac->border_width = XINT (arg); +} + +void +x_set_internal_border_width (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + int old = f->output_data.mac->internal_border_width; + + CHECK_NUMBER (arg); + f->output_data.mac->internal_border_width = XINT (arg); + if (f->output_data.mac->internal_border_width < 0) + f->output_data.mac->internal_border_width = 0; + + if (f->output_data.mac->internal_border_width == old) + return; + + if (FRAME_MAC_WINDOW (f) != 0) + { + x_set_window_size (f, 0, f->width, f->height); + SET_FRAME_GARBAGED (f); + do_pending_window_change (0); + } + else + SET_FRAME_GARBAGED (f); +} + +void +x_set_visibility (f, value, oldval) + struct frame *f; + Lisp_Object value, oldval; +{ + Lisp_Object frame; + XSETFRAME (frame, f); + + if (NILP (value)) + Fmake_frame_invisible (frame, Qt); + else if (EQ (value, Qicon)) + Ficonify_frame (frame); + else + Fmake_frame_visible (frame); +} + + +/* Change window heights in windows rooted in WINDOW by N lines. */ + +static void +x_change_window_heights (window, n) + Lisp_Object window; + int n; +{ + struct window *w = XWINDOW (window); + + XSETFASTINT (w->top, XFASTINT (w->top) + n); + XSETFASTINT (w->height, XFASTINT (w->height) - n); + + if (INTEGERP (w->orig_top)) + XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); + if (INTEGERP (w->orig_height)) + XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); + + /* Handle just the top child in a vertical split. */ + if (!NILP (w->vchild)) + x_change_window_heights (w->vchild, n); + + /* Adjust all children in a horizontal split. */ + for (window = w->hchild; !NILP (window); window = w->next) + { + w = XWINDOW (window); + x_change_window_heights (window, n); + } +} + +void +x_set_menu_bar_lines (f, value, oldval) + struct frame *f; + Lisp_Object value, oldval; +{ + int nlines; + int olines = FRAME_MENU_BAR_LINES (f); + + /* Right now, menu bars don't work properly in minibuf-only frames; + most of the commands try to apply themselves to the minibuffer + frame itself, and get an error because you can't switch buffers + in or split the minibuffer window. */ + if (FRAME_MINIBUF_ONLY_P (f)) + return; + + if (INTEGERP (value)) + nlines = XINT (value); + else + nlines = 0; + + FRAME_MENU_BAR_LINES (f) = 0; + if (nlines) + FRAME_EXTERNAL_MENU_BAR (f) = 1; + else + { + if (FRAME_EXTERNAL_MENU_BAR (f) == 1) + free_frame_menubar (f); + FRAME_EXTERNAL_MENU_BAR (f) = 0; + + /* Adjust the frame size so that the client (text) dimensions + remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being + set correctly. */ + x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); + do_pending_window_change (0); + } + adjust_glyphs (f); +} + + +/* Set the number of lines used for the tool bar of frame F to VALUE. + VALUE not an integer, or < 0 means set the lines to zero. OLDVAL + is the old number of tool bar lines. This function changes the + height of all windows on frame F to match the new tool bar height. + The frame's height doesn't change. */ + +void +x_set_tool_bar_lines (f, value, oldval) + struct frame *f; + Lisp_Object value, oldval; +{ + int delta, nlines, root_height; + Lisp_Object root_window; + + /* Treat tool bars like menu bars. */ + if (FRAME_MINIBUF_ONLY_P (f)) + return; + + /* Use VALUE only if an integer >= 0. */ + if (INTEGERP (value) && XINT (value) >= 0) + nlines = XFASTINT (value); + else + nlines = 0; + + /* Make sure we redisplay all windows in this frame. */ + ++windows_or_buffers_changed; + + delta = nlines - FRAME_TOOL_BAR_LINES (f); + + /* Don't resize the tool-bar to more than we have room for. */ + root_window = FRAME_ROOT_WINDOW (f); + root_height = XINT (XWINDOW (root_window)->height); + if (root_height - delta < 1) + { + delta = root_height - 1; + nlines = FRAME_TOOL_BAR_LINES (f) + delta; + } + + FRAME_TOOL_BAR_LINES (f) = nlines; + x_change_window_heights (root_window, delta); + adjust_glyphs (f); + + /* We also have to make sure that the internal border at the top of + the frame, below the menu bar or tool bar, is redrawn when the + tool bar disappears. This is so because the internal border is + below the tool bar if one is displayed, but is below the menu bar + if there isn't a tool bar. The tool bar draws into the area + below the menu bar. */ + if (FRAME_MAC_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) + { + updating_frame = f; + clear_frame (); + clear_current_matrices (f); + updating_frame = NULL; + } + + /* If the tool bar gets smaller, the internal border below it + has to be cleared. It was formerly part of the display + of the larger tool bar, and updating windows won't clear it. */ + if (delta < 0) + { + int height = FRAME_INTERNAL_BORDER_WIDTH (f); + int width = PIXEL_WIDTH (f); + int y = nlines * CANON_Y_UNIT (f); + + BLOCK_INPUT; + XClearArea (FRAME_MAC_DISPLAY (f), FRAME_MAC_WINDOW (f), + 0, y, width, height, 0); + UNBLOCK_INPUT; + + if (WINDOWP (f->tool_bar_window)) + clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); + } +} + + +/* Change the name of frame F to NAME. If NAME is nil, set F's name to + w32_id_name. + + If EXPLICIT is non-zero, that indicates that lisp code is setting the + name; if NAME is a string, set F's name to NAME and set + F->explicit_name; if NAME is Qnil, then clear F->explicit_name. + + If EXPLICIT is zero, that indicates that Emacs redisplay code is + suggesting a new name, which lisp code should override; if + F->explicit_name is set, ignore the new name; otherwise, set it. */ + +void +x_set_name (f, name, explicit) + struct frame *f; + Lisp_Object name; + int explicit; +{ + /* Make sure that requests from lisp code override requests from + Emacs redisplay code. */ + if (explicit) + { + /* If we're switching from explicit to implicit, we had better + update the mode lines and thereby update the title. */ + if (f->explicit_name && NILP (name)) + update_mode_lines = 1; + + f->explicit_name = ! NILP (name); + } + else if (f->explicit_name) + return; + + /* If NAME is nil, set the name to the w32_id_name. */ + if (NILP (name)) + { + /* Check for no change needed in this very common case + before we do any consing. */ + if (!strcmp (FRAME_MAC_DISPLAY_INFO (f)->mac_id_name, + XSTRING (f->name)->data)) + return; + name = build_string (FRAME_MAC_DISPLAY_INFO (f)->mac_id_name); + } + else + CHECK_STRING (name); + + /* Don't change the name if it's already NAME. */ + if (! NILP (Fstring_equal (name, f->name))) + return; + + f->name = name; + + /* For setting the frame title, the title parameter should override + the name parameter. */ + if (! NILP (f->title)) + name = f->title; + + if (FRAME_MAC_WINDOW (f)) + { + if (STRING_MULTIBYTE (name)) +#if 0 /* MAC_TODO: encoding title string */ + name = ENCODE_SYSTEM (name); +#else + return; +#endif + + BLOCK_INPUT; + + { + Str255 windowTitle; + if (strlen (XSTRING (name)->data) < 255) + { + strcpy (windowTitle, XSTRING (name)->data); + c2pstr (windowTitle); + SetWTitle (FRAME_MAC_WINDOW (f), windowTitle); + } + } + + UNBLOCK_INPUT; + } +} + +/* This function should be called when the user's lisp code has + specified a name for the frame; the name will override any set by the + redisplay code. */ +void +x_explicitly_set_name (f, arg, oldval) + FRAME_PTR f; + Lisp_Object arg, oldval; +{ + x_set_name (f, arg, 1); +} + +/* This function should be called by Emacs redisplay code to set the + name; names set this way will never override names set by the user's + lisp code. */ +void +x_implicitly_set_name (f, arg, oldval) + FRAME_PTR f; + Lisp_Object arg, oldval; +{ + x_set_name (f, arg, 0); +} + +/* Change the title of frame F to NAME. + If NAME is nil, use the frame name as the title. + + If EXPLICIT is non-zero, that indicates that lisp code is setting the + name; if NAME is a string, set F's name to NAME and set + F->explicit_name; if NAME is Qnil, then clear F->explicit_name. + + If EXPLICIT is zero, that indicates that Emacs redisplay code is + suggesting a new name, which lisp code should override; if + F->explicit_name is set, ignore the new name; otherwise, set it. */ + +void +x_set_title (f, name, old_name) + struct frame *f; + Lisp_Object name, old_name; +{ + /* Don't change the title if it's already NAME. */ + if (EQ (name, f->title)) + return; + + update_mode_lines = 1; + + f->title = name; + + if (NILP (name)) + name = f->name; + + if (FRAME_MAC_WINDOW (f)) + { + if (STRING_MULTIBYTE (name)) +#if 0 /* MAC_TODO: encoding title string */ + name = ENCODE_SYSTEM (name); +#else + return; +#endif + + BLOCK_INPUT; + + { + Str255 windowTitle; + if (strlen (XSTRING (name)->data) < 255) + { + strcpy (windowTitle, XSTRING (name)->data); + c2pstr (windowTitle); + SetWTitle (FRAME_MAC_WINDOW (f), windowTitle); + } + } + + UNBLOCK_INPUT; + } +} + +void +x_set_autoraise (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + f->auto_raise = !EQ (Qnil, arg); +} + +void +x_set_autolower (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + f->auto_lower = !EQ (Qnil, arg); +} + +void +x_set_unsplittable (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + f->no_split = !NILP (arg); +} + +void +x_set_vertical_scroll_bars (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) + || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) + || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) + || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) + { + FRAME_VERTICAL_SCROLL_BAR_TYPE (f) + = (NILP (arg) + ? vertical_scroll_bar_none + : EQ (Qright, arg) + ? vertical_scroll_bar_right + : vertical_scroll_bar_left); + + /* We set this parameter before creating the window for the + frame, so we can get the geometry right from the start. + However, if the window hasn't been created yet, we shouldn't + call x_set_window_size. */ + if (FRAME_MAC_WINDOW (f)) + x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); + do_pending_window_change (0); + } +} + +void +x_set_scroll_bar_width (f, arg, oldval) + struct frame *f; + Lisp_Object arg, oldval; +{ + /* Imitate X without X Toolkit */ + + int wid = FONT_WIDTH (f->output_data.mac->font); + + if (NILP (arg)) + { +#ifdef MAC_OSX + FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 16; /* Aqua scroll bars. */ + FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + + wid - 1) / wid; +#else /* not MAC_OSX */ + /* Make the actual width at least 14 pixels and a multiple of a + character width. */ + FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; + + /* Use all of that space (aside from required margins) for the + scroll bar. */ + FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; +#endif /* not MAC_OSX */ + if (FRAME_MAC_WINDOW (f)) + x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); + do_pending_window_change (0); + } + else if (INTEGERP (arg) && XINT (arg) > 0 + && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) + { + if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) + XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); + + FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); + FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; + if (FRAME_MAC_WINDOW (f)) + x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); + do_pending_window_change (0); + } + change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); + XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; + XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; +} + +/* Subroutines of creating an frame. */ + +/* Make sure that Vx_resource_name is set to a reasonable value. + Fix it up, or set it to `emacs' if it is too hopeless. */ + +static void +validate_x_resource_name () +{ + int len = 0; + /* Number of valid characters in the resource name. */ + int good_count = 0; + /* Number of invalid characters in the resource name. */ + int bad_count = 0; + Lisp_Object new; + int i; + + if (STRINGP (Vx_resource_name)) + { + unsigned char *p = XSTRING (Vx_resource_name)->data; + int i; + + len = STRING_BYTES (XSTRING (Vx_resource_name)); + + /* Only letters, digits, - and _ are valid in resource names. + Count the valid characters and count the invalid ones. */ + for (i = 0; i < len; i++) + { + int c = p[i]; + if (! ((c >= 'a' && c <= 'z') + || (c >= 'A' && c <= 'Z') + || (c >= '0' && c <= '9') + || c == '-' || c == '_')) + bad_count++; + else + good_count++; + } + } + else + /* Not a string => completely invalid. */ + bad_count = 5, good_count = 0; + + /* If name is valid already, return. */ + if (bad_count == 0) + return; + + /* If name is entirely invalid, or nearly so, use `emacs'. */ + if (good_count == 0 + || (good_count == 1 && bad_count > 0)) + { + Vx_resource_name = build_string ("emacs"); + return; + } + + /* Name is partly valid. Copy it and replace the invalid characters + with underscores. */ + + Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); + + for (i = 0; i < len; i++) + { + int c = XSTRING (new)->data[i]; + if (! ((c >= 'a' && c <= 'z') + || (c >= 'A' && c <= 'Z') + || (c >= '0' && c <= '9') + || c == '-' || c == '_')) + XSTRING (new)->data[i] = '_'; + } +} + + +#if 0 /* MAC_TODO: implement resource strings */ +extern char *x_get_string_resource (); + +DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, + doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. +This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the +class, where INSTANCE is the name under which Emacs was invoked, or +the name specified by the `-name' or `-rn' command-line arguments. + +The optional arguments COMPONENT and SUBCLASS add to the key and the +class, respectively. You must specify both of them or neither. +If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' +and the class is `Emacs.CLASS.SUBCLASS'. */) + (attribute, class, component, subclass) + Lisp_Object attribute, class, component, subclass; +{ + register char *value; + char *name_key; + char *class_key; + + CHECK_STRING (attribute); + CHECK_STRING (class); + + if (!NILP (component)) + CHECK_STRING (component); + if (!NILP (subclass)) + CHECK_STRING (subclass); + if (NILP (component) != NILP (subclass)) + error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); + + validate_x_resource_name (); + + /* Allocate space for the components, the dots which separate them, + and the final '\0'. Make them big enough for the worst case. */ + name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) + + (STRINGP (component) + ? STRING_BYTES (XSTRING (component)) : 0) + + STRING_BYTES (XSTRING (attribute)) + + 3); + + class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) + + STRING_BYTES (XSTRING (class)) + + (STRINGP (subclass) + ? STRING_BYTES (XSTRING (subclass)) : 0) + + 3); + + /* Start with emacs.FRAMENAME for the name (the specific one) + and with `Emacs' for the class key (the general one). */ + strcpy (name_key, XSTRING (Vx_resource_name)->data); + strcpy (class_key, EMACS_CLASS); + + strcat (class_key, "."); + strcat (class_key, XSTRING (class)->data); + + if (!NILP (component)) + { + strcat (class_key, "."); + strcat (class_key, XSTRING (subclass)->data); + + strcat (name_key, "."); + strcat (name_key, XSTRING (component)->data); + } + + strcat (name_key, "."); + strcat (name_key, XSTRING (attribute)->data); + + value = x_get_string_resource (Qnil, + name_key, class_key); + + if (value != (char *) 0) + return build_string (value); + else + return Qnil; +} + +/* Used when C code wants a resource value. */ + +char * +x_get_resource_string (attribute, class) + char *attribute, *class; +{ + char *name_key; + char *class_key; + struct frame *sf = SELECTED_FRAME (); + + /* Allocate space for the components, the dots which separate them, + and the final '\0'. */ + name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) + + strlen (attribute) + 2); + class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) + + strlen (class) + 2); + + sprintf (name_key, "%s.%s", + XSTRING (Vinvocation_name)->data, + attribute); + sprintf (class_key, "%s.%s", EMACS_CLASS, class); + + return x_get_string_resource (sf, name_key, class_key); +} +#endif /* MAC_TODO */ + +/* Types we might convert a resource string into. */ +enum resource_types +{ + RES_TYPE_NUMBER, + RES_TYPE_FLOAT, + RES_TYPE_BOOLEAN, + RES_TYPE_STRING, + RES_TYPE_SYMBOL +}; + +/* Return the value of parameter PARAM. + + First search ALIST, then Vdefault_frame_alist, then the X defaults + database, using ATTRIBUTE as the attribute name and CLASS as its class. + + Convert the resource to the type specified by desired_type. + + If no default is specified, return Qunbound. If you call + w32_get_arg, make sure you deal with Qunbound in a reasonable way, + and don't let it get stored in any Lisp-visible variables! */ + +static Lisp_Object +mac_get_arg (alist, param, attribute, class, type) + Lisp_Object alist, param; + char *attribute; + char *class; + enum resource_types type; +{ + register Lisp_Object tem; + + tem = Fassq (param, alist); + if (EQ (tem, Qnil)) + tem = Fassq (param, Vdefault_frame_alist); + if (EQ (tem, Qnil)) + { + +#if 0 /* MAC_TODO: search resource also */ + if (attribute) + { + tem = Fx_get_resource (build_string (attribute), + build_string (class), + Qnil, Qnil); + + if (NILP (tem)) + return Qunbound; + + switch (type) + { + case RES_TYPE_NUMBER: + return make_number (atoi (XSTRING (tem)->data)); + + case RES_TYPE_FLOAT: + return make_float (atof (XSTRING (tem)->data)); + + case RES_TYPE_BOOLEAN: + tem = Fdowncase (tem); + if (!strcmp (XSTRING (tem)->data, "on") + || !strcmp (XSTRING (tem)->data, "true")) + return Qt; + else + return Qnil; + + case RES_TYPE_STRING: + return tem; + + case RES_TYPE_SYMBOL: + /* As a special case, we map the values `true' and `on' + to Qt, and `false' and `off' to Qnil. */ + { + Lisp_Object lower; + lower = Fdowncase (tem); + if (!strcmp (XSTRING (lower)->data, "on") + || !strcmp (XSTRING (lower)->data, "true")) + return Qt; + else if (!strcmp (XSTRING (lower)->data, "off") + || !strcmp (XSTRING (lower)->data, "false")) + return Qnil; + else + return Fintern (tem, Qnil); + } + + default: + abort (); + } + } + else +#endif /* MAC_TODO */ + return Qunbound; + } + return Fcdr (tem); +} + +/* Record in frame F the specified or default value according to ALIST + of the parameter named PROP (a Lisp symbol). + If no value is specified for PROP, look for an X default for XPROP + on the frame named NAME. + If that is not found either, use the value DEFLT. */ + +static Lisp_Object +x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) + struct frame *f; + Lisp_Object alist; + Lisp_Object prop; + Lisp_Object deflt; + char *xprop; + char *xclass; + enum resource_types type; +{ + Lisp_Object tem; + + tem = mac_get_arg (alist, prop, xprop, xclass, type); + if (EQ (tem, Qunbound)) + tem = deflt; + x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); + return tem; +} + +/* XParseGeometry copied from w32xfns.c */ + +/* + * XParseGeometry parses strings of the form + * "=<width>x<height>{+-}<xoffset>{+-}<yoffset>", where + * width, height, xoffset, and yoffset are unsigned integers. + * Example: "=80x24+300-49" + * The equal sign is optional. + * It returns a bitmask that indicates which of the four values + * were actually found in the string. For each value found, + * the corresponding argument is updated; for each value + * not found, the corresponding argument is left unchanged. + */ + +static int +read_integer (string, NextString) + register char *string; + char **NextString; +{ + register int Result = 0; + int Sign = 1; + + if (*string == '+') + string++; + else if (*string == '-') + { + string++; + Sign = -1; + } + for (; (*string >= '0') && (*string <= '9'); string++) + { + Result = (Result * 10) + (*string - '0'); + } + *NextString = string; + if (Sign >= 0) + return (Result); + else + return (-Result); +} + +int +XParseGeometry (string, x, y, width, height) + char *string; + int *x, *y; + unsigned int *width, *height; /* RETURN */ +{ + int mask = NoValue; + register char *strind; + unsigned int tempWidth, tempHeight; + int tempX, tempY; + char *nextCharacter; + + if ((string == NULL) || (*string == '\0')) return (mask); + if (*string == '=') + string++; /* ignore possible '=' at beg of geometry spec */ + + strind = (char *)string; + if (*strind != '+' && *strind != '-' && *strind != 'x') + { + tempWidth = read_integer (strind, &nextCharacter); + if (strind == nextCharacter) + return (0); + strind = nextCharacter; + mask |= WidthValue; + } + + if (*strind == 'x' || *strind == 'X') + { + strind++; + tempHeight = read_integer (strind, &nextCharacter); + if (strind == nextCharacter) + return (0); + strind = nextCharacter; + mask |= HeightValue; + } + + if ((*strind == '+') || (*strind == '-')) + { + if (*strind == '-') + { + strind++; + tempX = -read_integer (strind, &nextCharacter); + if (strind == nextCharacter) + return (0); + strind = nextCharacter; + mask |= XNegative; + + } + else + { + strind++; + tempX = read_integer (strind, &nextCharacter); + if (strind == nextCharacter) + return (0); + strind = nextCharacter; + } + mask |= XValue; + if ((*strind == '+') || (*strind == '-')) + { + if (*strind == '-') + { + strind++; + tempY = -read_integer (strind, &nextCharacter); + if (strind == nextCharacter) + return (0); + strind = nextCharacter; + mask |= YNegative; + + } + else + { + strind++; + tempY = read_integer (strind, &nextCharacter); + if (strind == nextCharacter) + return (0); + strind = nextCharacter; + } + mask |= YValue; + } + } + + /* If strind isn't at the end of the string the it's an invalid + geometry specification. */ + + if (*strind != '\0') return (0); + + if (mask & XValue) + *x = tempX; + if (mask & YValue) + *y = tempY; + if (mask & WidthValue) + *width = tempWidth; + if (mask & HeightValue) + *height = tempHeight; + return (mask); +} + +DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, + doc: /* Parse an X-style geometry string STRING. +Returns an alist of the form ((top . TOP), (left . LEFT) ... ). +The properties returned may include `top', `left', `height', and `width'. +The value of `left' or `top' may be an integer, +or a list (+ N) meaning N pixels relative to top/left corner, +or a list (- N) meaning -N pixels relative to bottom/right corner. */) + (string) + Lisp_Object string; +{ + int geometry, x, y; + unsigned int width, height; + Lisp_Object result; + + CHECK_STRING (string); + + geometry = XParseGeometry ((char *) XSTRING (string)->data, + &x, &y, &width, &height); + + result = Qnil; + if (geometry & XValue) + { + Lisp_Object element; + + if (x >= 0 && (geometry & XNegative)) + element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); + else if (x < 0 && ! (geometry & XNegative)) + element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); + else + element = Fcons (Qleft, make_number (x)); + result = Fcons (element, result); + } + + if (geometry & YValue) + { + Lisp_Object element; + + if (y >= 0 && (geometry & YNegative)) + element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); + else if (y < 0 && ! (geometry & YNegative)) + element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); + else + element = Fcons (Qtop, make_number (y)); + result = Fcons (element, result); + } + + if (geometry & WidthValue) + result = Fcons (Fcons (Qwidth, make_number (width)), result); + if (geometry & HeightValue) + result = Fcons (Fcons (Qheight, make_number (height)), result); + + return result; +} + +/* Calculate the desired size and position of this window, + and return the flags saying which aspects were specified. + + This function does not make the coordinates positive. */ + +#define DEFAULT_ROWS 40 +#define DEFAULT_COLS 80 + +static int +x_figure_window_size (f, parms) + struct frame *f; + Lisp_Object parms; +{ + register Lisp_Object tem0, tem1, tem2; + long window_prompting = 0; + + /* Default values if we fall through. + Actually, if that happens we should get + window manager prompting. */ + SET_FRAME_WIDTH (f, DEFAULT_COLS); + f->height = DEFAULT_ROWS; + /* Window managers expect that if program-specified + positions are not (0,0), they're intentional, not defaults. */ + f->output_data.mac->top_pos = 0; + f->output_data.mac->left_pos = 0; + + tem0 = mac_get_arg (parms, Qheight, 0, 0, RES_TYPE_NUMBER); + tem1 = mac_get_arg (parms, Qwidth, 0, 0, RES_TYPE_NUMBER); + tem2 = mac_get_arg (parms, Quser_size, 0, 0, RES_TYPE_NUMBER); + if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) + { + if (!EQ (tem0, Qunbound)) + { + CHECK_NUMBER (tem0); + f->height = XINT (tem0); + } + if (!EQ (tem1, Qunbound)) + { + CHECK_NUMBER (tem1); + SET_FRAME_WIDTH (f, XINT (tem1)); + } + if (!NILP (tem2) && !EQ (tem2, Qunbound)) + window_prompting |= USSize; + else + window_prompting |= PSize; + } + + f->output_data.mac->vertical_scroll_bar_extra + = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) + ? 0 + : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 + ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.mac->font))); + + x_compute_fringe_widths (f, 0); + + f->output_data.mac->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); + f->output_data.mac->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); + + tem0 = mac_get_arg (parms, Qtop, 0, 0, RES_TYPE_NUMBER); + tem1 = mac_get_arg (parms, Qleft, 0, 0, RES_TYPE_NUMBER); + tem2 = mac_get_arg (parms, Quser_position, 0, 0, RES_TYPE_NUMBER); + if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) + { + if (EQ (tem0, Qminus)) + { + f->output_data.mac->top_pos = 0; + window_prompting |= YNegative; + } + else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) + && CONSP (XCDR (tem0)) + && INTEGERP (XCAR (XCDR (tem0)))) + { + f->output_data.mac->top_pos = - XINT (XCAR (XCDR (tem0))); + window_prompting |= YNegative; + } + else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) + && CONSP (XCDR (tem0)) + && INTEGERP (XCAR (XCDR (tem0)))) + { + f->output_data.mac->top_pos = XINT (XCAR (XCDR (tem0))); + } + else if (EQ (tem0, Qunbound)) + f->output_data.mac->top_pos = 0; + else + { + CHECK_NUMBER (tem0); + f->output_data.mac->top_pos = XINT (tem0); + if (f->output_data.mac->top_pos < 0) + window_prompting |= YNegative; + } + + if (EQ (tem1, Qminus)) + { + f->output_data.mac->left_pos = 0; + window_prompting |= XNegative; + } + else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) + && CONSP (XCDR (tem1)) + && INTEGERP (XCAR (XCDR (tem1)))) + { + f->output_data.mac->left_pos = - XINT (XCAR (XCDR (tem1))); + window_prompting |= XNegative; + } + else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) + && CONSP (XCDR (tem1)) + && INTEGERP (XCAR (XCDR (tem1)))) + { + f->output_data.mac->left_pos = XINT (XCAR (XCDR (tem1))); + } + else if (EQ (tem1, Qunbound)) + f->output_data.mac->left_pos = 0; + else + { + CHECK_NUMBER (tem1); + f->output_data.mac->left_pos = XINT (tem1); + if (f->output_data.mac->left_pos < 0) + window_prompting |= XNegative; + } + + if (!NILP (tem2) && ! EQ (tem2, Qunbound)) + window_prompting |= USPosition; + else + window_prompting |= PPosition; + } + + return window_prompting; +} + + +#if 0 /* MAC_TODO */ +/* Create and set up the Mac window for frame F. */ + +static void +mac_window (f, window_prompting, minibuffer_only) + struct frame *f; + long window_prompting; + int minibuffer_only; +{ + Rect r; + + BLOCK_INPUT; + + /* Use the resource name as the top-level window name + for looking up resources. Make a non-Lisp copy + for the window manager, so GC relocation won't bother it. + + Elsewhere we specify the window name for the window manager. */ + + { + char *str = (char *) XSTRING (Vx_resource_name)->data; + f->namebuf = (char *) xmalloc (strlen (str) + 1); + strcpy (f->namebuf, str); + } + + SetRect (&r, f->output_data.mac->left_pos, f->output_data.mac->top_pos, + f->output_data.mac->left_pos + PIXEL_WIDTH (f), + f->output_data.mac->top_pos + PIXEL_HEIGHT (f)); + FRAME_MAC_WINDOW (f) + = NewCWindow (NULL, &r, "\p", 1, zoomDocProc, (WindowPtr) -1, 1, (long) f->output_data.mac); + + validate_x_resource_name (); + + /* x_set_name normally ignores requests to set the name if the + requested name is the same as the current name. This is the one + place where that assumption isn't correct; f->name is set, but + the server hasn't been told. */ + { + Lisp_Object name; + int explicit = f->explicit_name; + + f->explicit_name = 0; + name = f->name; + f->name = Qnil; + x_set_name (f, name, explicit); + } + + ShowWindow (FRAME_MAC_WINDOW (f)); + + UNBLOCK_INPUT; + + if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) + initialize_frame_menubar (f); + + if (FRAME_MAC_WINDOW (f) == 0) + error ("Unable to create window"); +} +#endif /* MAC_TODO */ + +/* Handle the icon stuff for this window. Perhaps later we might + want an x_set_icon_position which can be called interactively as + well. */ + +static void +x_icon (f, parms) + struct frame *f; + Lisp_Object parms; +{ + Lisp_Object icon_x, icon_y; + + /* Set the position of the icon. Note that Windows 95 groups all + icons in the tray. */ + icon_x = mac_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); + icon_y = mac_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); + if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) + { + CHECK_NUMBER (icon_x); + CHECK_NUMBER (icon_y); + } + else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) + error ("Both left and top icon corners of icon must be specified"); + + BLOCK_INPUT; + + if (! EQ (icon_x, Qunbound)) + x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); + +#if 0 /* TODO */ + /* Start up iconic or window? */ + x_wm_set_window_state + (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) + ? IconicState + : NormalState)); + + x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) + ? f->icon_name + : f->name))->data); +#endif + + UNBLOCK_INPUT; +} + + +void +x_make_gc (f) + struct frame *f; +{ + XGCValues gc_values; + + BLOCK_INPUT; + + /* Create the GC's of this frame. + Note that many default values are used. */ + + /* Normal video */ + gc_values.font = f->output_data.mac->font; + gc_values.foreground = FRAME_FOREGROUND_PIXEL (f); + gc_values.background = FRAME_BACKGROUND_PIXEL (f); + f->output_data.mac->normal_gc = XCreateGC (FRAME_MAC_DISPLAY (f), + FRAME_MAC_WINDOW (f), + GCFont | GCForeground | GCBackground, + &gc_values); + + /* Reverse video style. */ + gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); + gc_values.background = FRAME_FOREGROUND_PIXEL (f); + f->output_data.mac->reverse_gc = XCreateGC (FRAME_MAC_DISPLAY (f), + FRAME_MAC_WINDOW (f), + GCFont | GCForeground | GCBackground, + &gc_values); + + /* Cursor has cursor-color background, background-color foreground. */ + gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); + gc_values.background = f->output_data.mac->cursor_pixel; + f->output_data.mac->cursor_gc = XCreateGC (FRAME_MAC_DISPLAY (f), + FRAME_MAC_WINDOW (f), + GCFont | GCForeground | GCBackground, + &gc_values); + + /* Reliefs. */ + f->output_data.mac->white_relief.gc = 0; + f->output_data.mac->black_relief.gc = 0; + + UNBLOCK_INPUT; +} + + +DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, + 1, 1, 0, + doc: /* Make a new window, which is called a \"frame\" in Emacs terms. +Returns an Emacs frame object. +ALIST is an alist of frame parameters. +If the parameters specify that the frame should not have a minibuffer, +and do not specify a specific minibuffer window to use, +then `default-minibuffer-frame' must be a frame whose minibuffer can +be shared by the new frame. + +This function is an internal primitive--use `make-frame' instead. */) + (parms) + Lisp_Object parms; +{ + struct frame *f; + Lisp_Object frame, tem; + Lisp_Object name; + int minibuffer_only = 0; + long window_prompting = 0; + int width, height; + int count = BINDING_STACK_SIZE (); + struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; + Lisp_Object display; + struct mac_display_info *dpyinfo = NULL; + Lisp_Object parent; + struct kboard *kb; + char x_frame_name[10]; + static int x_frame_count = 2; /* begins at 2 because terminal frame is F1 */ + + check_mac (); + + /* Use this general default value to start with + until we know if this frame has a specified name. */ + Vx_resource_name = Vinvocation_name; + + display = mac_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); + if (EQ (display, Qunbound)) + display = Qnil; + dpyinfo = check_x_display_info (display); +#ifdef MULTI_KBOARD + kb = dpyinfo->kboard; +#else + kb = &the_only_kboard; +#endif + + name = mac_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); + if (!STRINGP (name) + && ! EQ (name, Qunbound) + && ! NILP (name)) + error ("Invalid frame name--not a string or nil"); + + if (STRINGP (name)) + Vx_resource_name = name; + + /* See if parent window is specified. */ + parent = mac_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); + if (EQ (parent, Qunbound)) + parent = Qnil; + if (! NILP (parent)) + CHECK_NUMBER (parent); + + /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ + /* No need to protect DISPLAY because that's not used after passing + it to make_frame_without_minibuffer. */ + frame = Qnil; + GCPRO4 (parms, parent, name, frame); + tem = mac_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", + RES_TYPE_SYMBOL); + if (EQ (tem, Qnone) || NILP (tem)) + f = make_frame_without_minibuffer (Qnil, kb, display); + else if (EQ (tem, Qonly)) + { + f = make_minibuffer_frame (); + minibuffer_only = 1; + } + else if (WINDOWP (tem)) + f = make_frame_without_minibuffer (tem, kb, display); + else + f = make_frame (1); + + if (EQ (name, Qunbound) || NILP (name)) + { + sprintf (x_frame_name, "F%d", x_frame_count++); + f->name = build_string (x_frame_name); + f->explicit_name = 0; + } + else + { + f->name = name; + f->explicit_name = 1; + } + + XSETFRAME (frame, f); + + /* Note that X Windows does support scroll bars. */ + FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; + + f->output_method = output_mac; + f->output_data.mac = (struct mac_output *) xmalloc (sizeof (struct mac_output)); + bzero (f->output_data.mac, sizeof (struct mac_output)); + FRAME_FONTSET (f) = -1; + f->output_data.mac->scroll_bar_foreground_pixel = -1; + f->output_data.mac->scroll_bar_background_pixel = -1; + +#if 0 + FRAME_FONTSET (f) = -1; +#endif + + f->icon_name + = mac_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); + if (! STRINGP (f->icon_name)) + f->icon_name = Qnil; + +/* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ +#ifdef MULTI_KBOARD + FRAME_KBOARD (f) = kb; +#endif + + /* Specify the parent under which to make this window. */ + + if (!NILP (parent)) + { + f->output_data.mac->parent_desc = (Window) parent; + f->output_data.mac->explicit_parent = 1; + } + else + { + f->output_data.mac->parent_desc = FRAME_MAC_DISPLAY_INFO (f)->root_window; + f->output_data.mac->explicit_parent = 0; + } + + /* Set the name; the functions to which we pass f expect the name to + be set. */ + if (EQ (name, Qunbound) || NILP (name)) + { + f->name = build_string (dpyinfo->mac_id_name); + f->explicit_name = 0; + } + else + { + f->name = name; + f->explicit_name = 1; + /* use the frame's title when getting resources for this frame. */ + specbind (Qx_resource_name, name); + } + + /* Extract the window parameters from the supplied values + that are needed to determine window geometry. */ + { + Lisp_Object font; + + font = mac_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); + + BLOCK_INPUT; + /* First, try whatever font the caller has specified. */ + if (STRINGP (font)) + { + tem = Fquery_fontset (font, Qnil); + if (STRINGP (tem)) + font = x_new_fontset (f, XSTRING (tem)->data); + else + font = x_new_font (f, XSTRING (font)->data); + } + /* Try out a font which we hope has bold and italic variations. */ + if (! STRINGP (font)) + font = x_new_font (f, "-ETL-fixed-medium-r-*--*-160-*-*-*-*-iso8859-1"); + /* If those didn't work, look for something which will at least work. */ + if (!STRINGP (font)) + font = x_new_font (f, "-*-monaco-*-12-*-mac-roman"); + if (! STRINGP (font)) + font = x_new_font (f, "-*-courier-*-10-*-mac-roman"); + if (! STRINGP (font)) + error ("Cannot find any usable font"); + UNBLOCK_INPUT; + + x_default_parameter (f, parms, Qfont, font, + "font", "Font", RES_TYPE_STRING); + } + + x_default_parameter (f, parms, Qborder_width, make_number (0), + "borderwidth", "BorderWidth", RES_TYPE_NUMBER); + /* This defaults to 2 in order to match xterm. We recognize either + internalBorderWidth or internalBorder (which is what xterm calls + it). */ + if (NILP (Fassq (Qinternal_border_width, parms))) + { + Lisp_Object value; + + value = mac_get_arg (parms, Qinternal_border_width, + "internalBorder", "InternalBorder", RES_TYPE_NUMBER); + if (! EQ (value, Qunbound)) + parms = Fcons (Fcons (Qinternal_border_width, value), + parms); + } + /* Default internalBorderWidth to 0 on Windows to match other programs. */ + x_default_parameter (f, parms, Qinternal_border_width, make_number (0), + "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); + x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, + "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); + + /* Also do the stuff which must be set before the window exists. */ + x_default_parameter (f, parms, Qforeground_color, build_string ("black"), + "foreground", "Foreground", RES_TYPE_STRING); + x_default_parameter (f, parms, Qbackground_color, build_string ("white"), + "background", "Background", RES_TYPE_STRING); + x_default_parameter (f, parms, Qmouse_color, build_string ("black"), + "pointerColor", "Foreground", RES_TYPE_STRING); + x_default_parameter (f, parms, Qcursor_color, build_string ("black"), + "cursorColor", "Foreground", RES_TYPE_STRING); + x_default_parameter (f, parms, Qborder_color, build_string ("black"), + "borderColor", "BorderColor", RES_TYPE_STRING); + x_default_parameter (f, parms, Qscreen_gamma, Qnil, + "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); + x_default_parameter (f, parms, Qline_spacing, Qnil, + "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); + x_default_parameter (f, parms, Qleft_fringe, Qnil, + "leftFringe", "LeftFringe", RES_TYPE_NUMBER); + x_default_parameter (f, parms, Qright_fringe, Qnil, + "rightFringe", "RightFringe", RES_TYPE_NUMBER); + + + /* Init faces before x_default_parameter is called for scroll-bar + parameters because that function calls x_set_scroll_bar_width, + which calls change_frame_size, which calls Fset_window_buffer, + which runs hooks, which call Fvertical_motion. At the end, we + end up in init_iterator with a null face cache, which should not + happen. */ + init_frame_faces (f); + + x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), + "menuBar", "MenuBar", RES_TYPE_NUMBER); + x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), + "toolBar", "ToolBar", RES_TYPE_NUMBER); + x_default_parameter (f, parms, Qbuffer_predicate, Qnil, + "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); + x_default_parameter (f, parms, Qtitle, Qnil, + "title", "Title", RES_TYPE_STRING); + + f->output_data.mac->parent_desc = FRAME_MAC_DISPLAY_INFO (f)->root_window; + window_prompting = x_figure_window_size (f, parms); + + if (window_prompting & XNegative) + { + if (window_prompting & YNegative) + f->output_data.mac->win_gravity = SouthEastGravity; + else + f->output_data.mac->win_gravity = NorthEastGravity; + } + else + { + if (window_prompting & YNegative) + f->output_data.mac->win_gravity = SouthWestGravity; + else + f->output_data.mac->win_gravity = NorthWestGravity; + } + + f->output_data.mac->size_hint_flags = window_prompting; + + tem = mac_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); + f->no_split = minibuffer_only || EQ (tem, Qt); + + /* Create the window. Add the tool-bar height to the initial frame + height so that the user gets a text display area of the size he + specified with -g or via the registry. Later changes of the + tool-bar height don't change the frame size. This is done so that + users can create tall Emacs frames without having to guess how + tall the tool-bar will get. */ + f->height += FRAME_TOOL_BAR_LINES (f); + + /* mac_window (f, window_prompting, minibuffer_only); */ + make_mac_frame (f); + + x_icon (f, parms); + + x_make_gc (f); + + /* Now consider the frame official. */ + FRAME_MAC_DISPLAY_INFO (f)->reference_count++; + Vframe_list = Fcons (frame, Vframe_list); + + /* We need to do this after creating the window, so that the + icon-creation functions can say whose icon they're describing. */ + x_default_parameter (f, parms, Qicon_type, Qnil, + "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); + + x_default_parameter (f, parms, Qauto_raise, Qnil, + "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); + x_default_parameter (f, parms, Qauto_lower, Qnil, + "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); + x_default_parameter (f, parms, Qcursor_type, Qbox, + "cursorType", "CursorType", RES_TYPE_SYMBOL); + x_default_parameter (f, parms, Qscroll_bar_width, Qnil, + "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); + + /* Dimensions, especially f->height, must be done via change_frame_size. + Change will not be effected unless different from the current + f->height. */ + width = f->width; + height = f->height; + + f->height = 0; + SET_FRAME_WIDTH (f, 0); + change_frame_size (f, height, width, 1, 0, 0); + + /* Set up faces after all frame parameters are known. */ + call1 (Qface_set_after_frame_default, frame); + +#if 0 /* MAC_TODO: when we have window manager hints */ + /* Tell the server what size and position, etc, we want, and how + badly we want them. This should be done after we have the menu + bar so that its size can be taken into account. */ + BLOCK_INPUT; + x_wm_set_size_hint (f, window_prompting, 0); + UNBLOCK_INPUT; +#endif + + /* Make the window appear on the frame and enable display, unless + the caller says not to. However, with explicit parent, Emacs + cannot control visibility, so don't try. */ + if (! f->output_data.mac->explicit_parent) + { + Lisp_Object visibility; + + visibility = mac_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); + if (EQ (visibility, Qunbound)) + visibility = Qt; + +#if 0 /* MAC_TODO: really no iconify on Mac */ + if (EQ (visibility, Qicon)) + x_iconify_frame (f); + else +#endif + if (! NILP (visibility)) + x_make_frame_visible (f); + else + /* Must have been Qnil. */ + ; + } + UNGCPRO; + + /* Make sure windows on this frame appear in calls to next-window + and similar functions. */ + Vwindow_list = Qnil; + + return unbind_to (count, frame); +} + +/* FRAME is used only to get a handle on the X display. We don't pass the + display info directly because we're called from frame.c, which doesn't + know about that structure. */ +Lisp_Object +x_get_focus_frame (frame) + struct frame *frame; +{ + struct mac_display_info *dpyinfo = FRAME_MAC_DISPLAY_INFO (frame); + Lisp_Object xfocus; + if (! dpyinfo->x_focus_frame) + return Qnil; + + XSETFRAME (xfocus, dpyinfo->x_focus_frame); + return xfocus; +} + +DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, + doc: /* Internal function called by `color-defined-p', which see. */) + (color, frame) + Lisp_Object color, frame; +{ + XColor foo; + FRAME_PTR f = check_x_frame (frame); + + CHECK_STRING (color); + + if (mac_defined_color (f, XSTRING (color)->data, &foo, 0)) + return Qt; + else + return Qnil; +} + +DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, + doc: /* Internal function called by `color-values', which see. */) + (color, frame) + Lisp_Object color, frame; +{ + XColor foo; + FRAME_PTR f = check_x_frame (frame); + + CHECK_STRING (color); + + if (mac_defined_color (f, XSTRING (color)->data, &foo, 0)) + { + Lisp_Object rgb[3]; + + rgb[0] = make_number ((RED_FROM_ULONG (foo.pixel) << 8) + | RED_FROM_ULONG (foo.pixel)); + rgb[1] = make_number ((GREEN_FROM_ULONG (foo.pixel) << 8) + | GREEN_FROM_ULONG (foo.pixel)); + rgb[2] = make_number ((BLUE_FROM_ULONG (foo.pixel) << 8) + | BLUE_FROM_ULONG (foo.pixel)); + return Flist (3, rgb); + } + else + return Qnil; +} + +DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, + doc: /* Internal function called by `display-color-p', which see. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + + if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) + return Qnil; + + return Qt; +} + +DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, + 0, 1, 0, + doc: /* Return t if the X display supports shades of gray. +Note that color displays do support shades of gray. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + + if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) + return Qnil; + + return Qt; +} + +DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, + 0, 1, 0, + doc: /* Returns the width in pixels of the X display DISPLAY. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + + return make_number (dpyinfo->width); +} + +DEFUN ("x-display-pixel-height", Fx_display_pixel_height, + Sx_display_pixel_height, 0, 1, 0, + doc: /* Returns the height in pixels of the X display DISPLAY. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + + return make_number (dpyinfo->height); +} + +DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, + 0, 1, 0, + doc: /* Returns the number of bitplanes of the display DISPLAY. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + + return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); +} + +DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, + 0, 1, 0, + doc: /* Returns the number of color cells of the display DISPLAY. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + + /* MAC_TODO: check whether this is right */ + return make_number ((unsigned long) (pow (2, dpyinfo->n_cbits))); +} + +DEFUN ("x-server-max-request-size", Fx_server_max_request_size, + Sx_server_max_request_size, + 0, 1, 0, + doc: /* Returns the maximum request size of the server of display DISPLAY. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + + return make_number (1); +} + +DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, + doc: /* Returns the vendor ID string of the Mac OS system (Apple). +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + return build_string ("Apple Computers"); +} + +DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, + doc: /* Returns the version numbers of the server of display DISPLAY. +The value is a list of three integers: the major and minor +version numbers, and the vendor-specific release +number. See also the function `x-server-vendor'. + +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + int mac_major_version, mac_minor_version; + SInt32 response; + + if (Gestalt (gestaltSystemVersion, &response) != noErr) + error ("Cannot get Mac OS version"); + + mac_major_version = (response >> 8) & 0xf; + mac_minor_version = (response >> 4) & 0xf; + + return Fcons (make_number (mac_major_version), + Fcons (make_number (mac_minor_version), Qnil)); +} + +DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, + doc: /* Return the number of screens on the server of display DISPLAY. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + return make_number (1); +} + +DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, + doc: /* Return the height in millimeters of the X display DISPLAY. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + /* MAC_TODO: this is an approximation, and only of the main display */ + + struct mac_display_info *dpyinfo = check_x_display_info (display); + short h, v; + + ScreenRes (&h, &v); + + return make_number ((int) (v / 72.0 * 25.4)); +} + +DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, + doc: /* Return the width in millimeters of the X display DISPLAY. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + /* MAC_TODO: this is an approximation, and only of the main display */ + + struct mac_display_info *dpyinfo = check_x_display_info (display); + short h, v; + + ScreenRes (&h, &v); + + return make_number ((int) (h / 72.0 * 25.4)); +} + +DEFUN ("x-display-backing-store", Fx_display_backing_store, + Sx_display_backing_store, 0, 1, 0, + doc: /* Returns an indication of whether display DISPLAY does backing store. +The value may be `always', `when-mapped', or `not-useful'. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + return intern ("not-useful"); +} + +DEFUN ("x-display-visual-class", Fx_display_visual_class, + Sx_display_visual_class, 0, 1, 0, + doc: /* Returns the visual class of the display DISPLAY. +The value is one of the symbols `static-gray', `gray-scale', +`static-color', `pseudo-color', `true-color', or `direct-color'. + +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + +#if 0 + switch (dpyinfo->visual->class) + { + case StaticGray: return (intern ("static-gray")); + case GrayScale: return (intern ("gray-scale")); + case StaticColor: return (intern ("static-color")); + case PseudoColor: return (intern ("pseudo-color")); + case TrueColor: return (intern ("true-color")); + case DirectColor: return (intern ("direct-color")); + default: + error ("Display has an unknown visual class"); + } +#endif /* 0 */ + + error ("Display has an unknown visual class"); +} + +DEFUN ("x-display-save-under", Fx_display_save_under, + Sx_display_save_under, 0, 1, 0, + doc: /* Returns t if the display DISPLAY supports the save-under feature. +The optional argument DISPLAY specifies which display to ask about. +DISPLAY should be either a frame or a display name (a string). +If omitted or nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + return Qnil; +} + +int +x_pixel_width (f) + register struct frame *f; +{ + return PIXEL_WIDTH (f); +} + +int +x_pixel_height (f) + register struct frame *f; +{ + return PIXEL_HEIGHT (f); +} + +int +x_char_width (f) + register struct frame *f; +{ + return FONT_WIDTH (f->output_data.mac->font); +} + +int +x_char_height (f) + register struct frame *f; +{ + return f->output_data.mac->line_height; +} + +int +x_screen_planes (f) + register struct frame *f; +{ + return FRAME_MAC_DISPLAY_INFO (f)->n_planes; +} + +/* Return the display structure for the display named NAME. + Open a new connection if necessary. */ + +struct mac_display_info * +x_display_info_for_name (name) + Lisp_Object name; +{ + Lisp_Object names; + struct mac_display_info *dpyinfo; + + CHECK_STRING (name); + + for (dpyinfo = &one_mac_display_info, names = x_display_name_list; + dpyinfo; + dpyinfo = dpyinfo->next, names = XCDR (names)) + { + Lisp_Object tem; + tem = Fstring_equal (XCAR (XCAR (names)), name); + if (!NILP (tem)) + return dpyinfo; + } + + /* Use this general default value to start with. */ + Vx_resource_name = Vinvocation_name; + + validate_x_resource_name (); + + dpyinfo = mac_term_init (name, (unsigned char *) 0, + (char *) XSTRING (Vx_resource_name)->data); + + if (dpyinfo == 0) + error ("Cannot connect to server %s", XSTRING (name)->data); + + mac_in_use = 1; + XSETFASTINT (Vwindow_system_version, 3); + + return dpyinfo; +} + +#if 0 /* MAC_TODO: implement network support */ +DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, + 1, 3, 0, + doc: /* Open a connection to a server. +DISPLAY is the name of the display to connect to. +Optional second arg XRM-STRING is a string of resources in xrdb format. +If the optional third arg MUST-SUCCEED is non-nil, +terminate Emacs if we can't open the connection. */) + (display, xrm_string, must_succeed) + Lisp_Object display, xrm_string, must_succeed; +{ + unsigned char *xrm_option; + struct mac_display_info *dpyinfo; + + CHECK_STRING (display); + if (! NILP (xrm_string)) + CHECK_STRING (xrm_string); + + if (! EQ (Vwindow_system, intern ("mac"))) + error ("Not using Mac OS"); + + if (! NILP (xrm_string)) + xrm_option = (unsigned char *) XSTRING (xrm_string)->data; + else + xrm_option = (unsigned char *) 0; + + validate_x_resource_name (); + + /* This is what opens the connection and sets x_current_display. + This also initializes many symbols, such as those used for input. */ + dpyinfo = mac_term_init (display, xrm_option, + (char *) XSTRING (Vx_resource_name)->data); + + if (dpyinfo == 0) + { + if (!NILP (must_succeed)) + fatal ("Cannot connect to server %s.\n", + XSTRING (display)->data); + else + error ("Cannot connect to server %s", XSTRING (display)->data); + } + + mac_in_use = 1; + + XSETFASTINT (Vwindow_system_version, 3); + return Qnil; +} + +DEFUN ("x-close-connection", Fx_close_connection, + Sx_close_connection, 1, 1, 0, + doc: /* Close the connection to DISPLAY's server. +For DISPLAY, specify either a frame or a display name (a string). +If DISPLAY is nil, that stands for the selected frame's display. */) + (display) + Lisp_Object display; +{ + struct mac_display_info *dpyinfo = check_x_display_info (display); + int i; + + if (dpyinfo->reference_count > 0) + error ("Display still has frames on it"); + + BLOCK_INPUT; + /* Free the fonts in the font table. */ + for (i = 0; i < dpyinfo->n_fonts; i++) + if (dpyinfo->font_table[i].name) + { + if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) + xfree (dpyinfo->font_table[i].full_name); + xfree (dpyinfo->font_table[i].name); + x_unload_font (dpyinfo, dpyinfo->font_table[i].font); + } + x_destroy_all_bitmaps (dpyinfo); + + x_delete_display (dpyinfo); + UNBLOCK_INPUT; + + return Qnil; +} +#endif /* 0 */ + +DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, + doc: /* Return the list of display names that Emacs has connections to. */) + () +{ + Lisp_Object tail, result; + + result = Qnil; + for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) + result = Fcons (XCAR (XCAR (tail)), result); + + return result; +} + +DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, + doc: /* If ON is non-nil, report errors as soon as the erring request is made. +If ON is nil, allow buffering of requests. +This is a noop on Mac OS systems. +The optional second argument DISPLAY specifies which display to act on. +DISPLAY should be either a frame or a display name (a string). +If DISPLAY is omitted or nil, that stands for the selected frame's display. */) + (on, display) + Lisp_Object display, on; +{ + return Qnil; +} + + +/*********************************************************************** + Image types + ***********************************************************************/ + +/* Value is the number of elements of vector VECTOR. */ + +#define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) + +/* List of supported image types. Use define_image_type to add new + types. Use lookup_image_type to find a type for a given symbol. */ + +static struct image_type *image_types; + +/* The symbol `image' which is the car of the lists used to represent + images in Lisp. */ + +extern Lisp_Object Qimage; + +/* The symbol `xbm' which is used as the type symbol for XBM images. */ + +Lisp_Object Qxbm; + +/* Keywords. */ + +extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; +extern Lisp_Object QCdata, QCtype; +Lisp_Object QCascent, QCmargin, QCrelief; +Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; +Lisp_Object QCindex; + +/* Other symbols. */ + +Lisp_Object Qlaplace; + +/* Time in seconds after which images should be removed from the cache + if not displayed. */ + +Lisp_Object Vimage_cache_eviction_delay; + +/* Function prototypes. */ + +static void define_image_type P_ ((struct image_type *type)); +static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); +static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); +static void x_laplace P_ ((struct frame *, struct image *)); +static int x_build_heuristic_mask P_ ((struct frame *, struct image *, + Lisp_Object)); + + +/* Define a new image type from TYPE. This adds a copy of TYPE to + image_types and adds the symbol *TYPE->type to Vimage_types. */ + +static void +define_image_type (type) + struct image_type *type; +{ + /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. + The initialized data segment is read-only. */ + struct image_type *p = (struct image_type *) xmalloc (sizeof *p); + bcopy (type, p, sizeof *p); + p->next = image_types; + image_types = p; + Vimage_types = Fcons (*p->type, Vimage_types); +} + + +/* Look up image type SYMBOL, and return a pointer to its image_type + structure. Value is null if SYMBOL is not a known image type. */ + +static INLINE struct image_type * +lookup_image_type (symbol) + Lisp_Object symbol; +{ + struct image_type *type; + + for (type = image_types; type; type = type->next) + if (EQ (symbol, *type->type)) + break; + + return type; +} + + +/* Value is non-zero if OBJECT is a valid Lisp image specification. A + valid image specification is a list whose car is the symbol + `image', and whose rest is a property list. The property list must + contain a value for key `:type'. That value must be the name of a + supported image type. The rest of the property list depends on the + image type. */ + +int +valid_image_p (object) + Lisp_Object object; +{ + int valid_p = 0; + + if (CONSP (object) && EQ (XCAR (object), Qimage)) + { + Lisp_Object symbol = Fplist_get (XCDR (object), QCtype); + struct image_type *type = lookup_image_type (symbol); + + if (type) + valid_p = type->valid_p (object); + } + + return valid_p; +} + + +/* Log error message with format string FORMAT and argument ARG. + Signaling an error, e.g. when an image cannot be loaded, is not a + good idea because this would interrupt redisplay, and the error + message display would lead to another redisplay. This function + therefore simply displays a message. */ + +static void +image_error (format, arg1, arg2) + char *format; + Lisp_Object arg1, arg2; +{ + add_to_log (format, arg1, arg2); +} + + + +/*********************************************************************** + Image specifications + ***********************************************************************/ + +enum image_value_type +{ + IMAGE_DONT_CHECK_VALUE_TYPE, + IMAGE_STRING_VALUE, + IMAGE_SYMBOL_VALUE, + IMAGE_POSITIVE_INTEGER_VALUE, + IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, + IMAGE_NON_NEGATIVE_INTEGER_VALUE, + IMAGE_ASCENT_VALUE, + IMAGE_INTEGER_VALUE, + IMAGE_FUNCTION_VALUE, + IMAGE_NUMBER_VALUE, + IMAGE_BOOL_VALUE +}; + +/* Structure used when parsing image specifications. */ + +struct image_keyword +{ + /* Name of keyword. */ + char *name; + + /* The type of value allowed. */ + enum image_value_type type; + + /* Non-zero means key must be present. */ + int mandatory_p; + + /* Used to recognize duplicate keywords in a property list. */ + int count; + + /* The value that was found. */ + Lisp_Object value; +}; + + +static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, + int, Lisp_Object)); +static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); + + +/* Parse image spec SPEC according to KEYWORDS. A valid image spec + has the format (image KEYWORD VALUE ...). One of the keyword/ + value pairs must be `:type TYPE'. KEYWORDS is a vector of + image_keywords structures of size NKEYWORDS describing other + allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ + +static int +parse_image_spec (spec, keywords, nkeywords, type) + Lisp_Object spec; + struct image_keyword *keywords; + int nkeywords; + Lisp_Object type; +{ + int i; + Lisp_Object plist; + + if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) + return 0; + + plist = XCDR (spec); + while (CONSP (plist)) + { + Lisp_Object key, value; + + /* First element of a pair must be a symbol. */ + key = XCAR (plist); + plist = XCDR (plist); + if (!SYMBOLP (key)) + return 0; + + /* There must follow a value. */ + if (!CONSP (plist)) + return 0; + value = XCAR (plist); + plist = XCDR (plist); + + /* Find key in KEYWORDS. Error if not found. */ + for (i = 0; i < nkeywords; ++i) + if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) + break; + + if (i == nkeywords) + continue; + + /* Record that we recognized the keyword. If a keywords + was found more than once, it's an error. */ + keywords[i].value = value; + ++keywords[i].count; + + if (keywords[i].count > 1) + return 0; + + /* Check type of value against allowed type. */ + switch (keywords[i].type) + { + case IMAGE_STRING_VALUE: + if (!STRINGP (value)) + return 0; + break; + + case IMAGE_SYMBOL_VALUE: + if (!SYMBOLP (value)) + return 0; + break; + + case IMAGE_POSITIVE_INTEGER_VALUE: + if (!INTEGERP (value) || XINT (value) <= 0) + return 0; + break; + + case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: + if (INTEGERP (value) && XINT (value) >= 0) + break; + if (CONSP (value) + && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) + && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) + break; + return 0; + + case IMAGE_ASCENT_VALUE: + if (SYMBOLP (value) && EQ (value, Qcenter)) + break; + else if (INTEGERP (value) + && XINT (value) >= 0 + && XINT (value) <= 100) + break; + return 0; + + case IMAGE_NON_NEGATIVE_INTEGER_VALUE: + if (!INTEGERP (value) || XINT (value) < 0) + return 0; + break; + + case IMAGE_DONT_CHECK_VALUE_TYPE: + break; + + case IMAGE_FUNCTION_VALUE: + value = indirect_function (value); + if (SUBRP (value) + || COMPILEDP (value) + || (CONSP (value) && EQ (XCAR (value), Qlambda))) + break; + return 0; + + case IMAGE_NUMBER_VALUE: + if (!INTEGERP (value) && !FLOATP (value)) + return 0; + break; + + case IMAGE_INTEGER_VALUE: + if (!INTEGERP (value)) + return 0; + break; + + case IMAGE_BOOL_VALUE: + if (!NILP (value) && !EQ (value, Qt)) + return 0; + break; + + default: + abort (); + break; + } + + if (EQ (key, QCtype) && !EQ (type, value)) + return 0; + } + + /* Check that all mandatory fields are present. */ + for (i = 0; i < nkeywords; ++i) + if (keywords[i].mandatory_p && keywords[i].count == 0) + return 0; + + return NILP (plist); +} + + +/* Return the value of KEY in image specification SPEC. Value is nil + if KEY is not present in SPEC. if FOUND is not null, set *FOUND + to 1 if KEY was found in SPEC, set it to 0 otherwise. */ + +static Lisp_Object +image_spec_value (spec, key, found) + Lisp_Object spec, key; + int *found; +{ + Lisp_Object tail; + + xassert (valid_image_p (spec)); + + for (tail = XCDR (spec); + CONSP (tail) && CONSP (XCDR (tail)); + tail = XCDR (XCDR (tail))) + { + if (EQ (XCAR (tail), key)) + { + if (found) + *found = 1; + return XCAR (XCDR (tail)); + } + } + + if (found) + *found = 0; + return Qnil; +} + + + + +/*********************************************************************** + Image type independent image structures + ***********************************************************************/ + +static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); +static void free_image P_ ((struct frame *f, struct image *img)); + + +/* Allocate and return a new image structure for image specification + SPEC. SPEC has a hash value of HASH. */ + +static struct image * +make_image (spec, hash) + Lisp_Object spec; + unsigned hash; +{ + struct image *img = (struct image *) xmalloc (sizeof *img); + + xassert (valid_image_p (spec)); + bzero (img, sizeof *img); + img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); + xassert (img->type != NULL); + img->spec = spec; + img->data.lisp_val = Qnil; + img->ascent = DEFAULT_IMAGE_ASCENT; + img->hash = hash; + return img; +} + + +/* Free image IMG which was used on frame F, including its resources. */ + +static void +free_image (f, img) + struct frame *f; + struct image *img; +{ + if (img) + { + struct image_cache *c = FRAME_X_IMAGE_CACHE (f); + + /* Remove IMG from the hash table of its cache. */ + if (img->prev) + img->prev->next = img->next; + else + c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; + + if (img->next) + img->next->prev = img->prev; + + c->images[img->id] = NULL; + + /* Free resources, then free IMG. */ + img->type->free (f, img); + xfree (img); + } +} + + +/* Prepare image IMG for display on frame F. Must be called before + drawing an image. */ + +void +prepare_image_for_display (f, img) + struct frame *f; + struct image *img; +{ + EMACS_TIME t; + + /* We're about to display IMG, so set its timestamp to `now'. */ + EMACS_GET_TIME (t); + img->timestamp = EMACS_SECS (t); + + /* If IMG doesn't have a pixmap yet, load it now, using the image + type dependent loader function. */ + if (img->pixmap == 0 && !img->load_failed_p) + img->load_failed_p = img->type->load (f, img) == 0; +} + + +/* Value is the number of pixels for the ascent of image IMG when + drawn in face FACE. */ + +int +image_ascent (img, face) + struct image *img; + struct face *face; +{ + int height = img->height + img->vmargin; + int ascent; + + if (img->ascent == CENTERED_IMAGE_ASCENT) + { + if (face->font) + ascent = height / 2 - (FONT_DESCENT(face->font) + - FONT_BASE(face->font)) / 2; + else + ascent = height / 2; + } + else + ascent = height * img->ascent / 100.0; + + return ascent; +} + + + +/*********************************************************************** + Helper functions for X image types + ***********************************************************************/ + +static void x_clear_image P_ ((struct frame *f, struct image *img)); +static unsigned long x_alloc_image_color P_ ((struct frame *f, + struct image *img, + Lisp_Object color_name, + unsigned long dflt)); + +/* Free X resources of image IMG which is used on frame F. */ + +static void +x_clear_image (f, img) + struct frame *f; + struct image *img; +{ +#if 0 /* MAC_TODO: W32 image support */ + + if (img->pixmap) + { + BLOCK_INPUT; + XFreePixmap (NULL, img->pixmap); + img->pixmap = 0; + UNBLOCK_INPUT; + } + + if (img->ncolors) + { + int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; + + /* If display has an immutable color map, freeing colors is not + necessary and some servers don't allow it. So don't do it. */ + if (class != StaticColor + && class != StaticGray + && class != TrueColor) + { + Colormap cmap; + BLOCK_INPUT; + cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); + XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, + img->ncolors, 0); + UNBLOCK_INPUT; + } + + xfree (img->colors); + img->colors = NULL; + img->ncolors = 0; + } +#endif /* MAC_TODO */ +} + + +/* Allocate color COLOR_NAME for image IMG on frame F. If color + cannot be allocated, use DFLT. Add a newly allocated color to + IMG->colors, so that it can be freed again. Value is the pixel + color. */ + +static unsigned long +x_alloc_image_color (f, img, color_name, dflt) + struct frame *f; + struct image *img; + Lisp_Object color_name; + unsigned long dflt; +{ +#if 0 /* MAC_TODO: allocing colors. */ + XColor color; + unsigned long result; + + xassert (STRINGP (color_name)); + + if (w32_defined_color (f, XSTRING (color_name)->data, &color, 1)) + { + /* This isn't called frequently so we get away with simply + reallocating the color vector to the needed size, here. */ + ++img->ncolors; + img->colors = + (unsigned long *) xrealloc (img->colors, + img->ncolors * sizeof *img->colors); + img->colors[img->ncolors - 1] = color.pixel; + result = color.pixel; + } + else + result = dflt; + return result; +#endif /* MAC_TODO */ + return 0; +} + + + +/*********************************************************************** + Image Cache + ***********************************************************************/ + +static void cache_image P_ ((struct frame *f, struct image *img)); + + +/* Return a new, initialized image cache that is allocated from the + heap. Call free_image_cache to free an image cache. */ + +struct image_cache * +make_image_cache () +{ + struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); + int size; + + bzero (c, sizeof *c); + c->size = 50; + c->images = (struct image **) xmalloc (c->size * sizeof *c->images); + size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; + c->buckets = (struct image **) xmalloc (size); + bzero (c->buckets, size); + return c; +} + + +/* Free image cache of frame F. Be aware that X frames share images + caches. */ + +void +free_image_cache (f) + struct frame *f; +{ + struct image_cache *c = FRAME_X_IMAGE_CACHE (f); + if (c) + { + int i; + + /* Cache should not be referenced by any frame when freed. */ + xassert (c->refcount == 0); + + for (i = 0; i < c->used; ++i) + free_image (f, c->images[i]); + xfree (c->images); + xfree (c->buckets); + xfree (c); + FRAME_X_IMAGE_CACHE (f) = NULL; + } +} + + +/* Clear image cache of frame F. FORCE_P non-zero means free all + images. FORCE_P zero means clear only images that haven't been + displayed for some time. Should be called from time to time to + reduce the number of loaded images. If image-eviction-seconds is + non-nil, this frees images in the cache which weren't displayed for + at least that many seconds. */ + +void +clear_image_cache (f, force_p) + struct frame *f; + int force_p; +{ + struct image_cache *c = FRAME_X_IMAGE_CACHE (f); + + if (c && INTEGERP (Vimage_cache_eviction_delay)) + { + EMACS_TIME t; + unsigned long old; + int i, any_freed_p = 0; + + EMACS_GET_TIME (t); + old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); + + for (i = 0; i < c->used; ++i) + { + struct image *img = c->images[i]; + if (img != NULL + && (force_p + || (img->timestamp > old))) + { + free_image (f, img); + any_freed_p = 1; + } + } + + /* We may be clearing the image cache because, for example, + Emacs was iconified for a longer period of time. In that + case, current matrices may still contain references to + images freed above. So, clear these matrices. */ + if (any_freed_p) + { + clear_current_matrices (f); + ++windows_or_buffers_changed; + } + } +} + + +DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, + 0, 1, 0, + doc: /* Clear the image cache of FRAME. +FRAME nil or omitted means use the selected frame. +FRAME t means clear the image caches of all frames. */) + (frame) + Lisp_Object frame; +{ + if (EQ (frame, Qt)) + { + Lisp_Object tail; + + FOR_EACH_FRAME (tail, frame) + if (FRAME_MAC_P (XFRAME (frame))) + clear_image_cache (XFRAME (frame), 1); + } + else + clear_image_cache (check_x_frame (frame), 1); + + return Qnil; +} + + +/* Return the id of image with Lisp specification SPEC on frame F. + SPEC must be a valid Lisp image specification (see valid_image_p). */ + +int +lookup_image (f, spec) + struct frame *f; + Lisp_Object spec; +{ + struct image_cache *c = FRAME_X_IMAGE_CACHE (f); + struct image *img; + int i; + unsigned hash; + struct gcpro gcpro1; + EMACS_TIME now; + + /* F must be a window-system frame, and SPEC must be a valid image + specification. */ + xassert (FRAME_WINDOW_P (f)); + xassert (valid_image_p (spec)); + + GCPRO1 (spec); + + /* Look up SPEC in the hash table of the image cache. */ + hash = sxhash (spec, 0); + i = hash % IMAGE_CACHE_BUCKETS_SIZE; + + for (img = c->buckets[i]; img; img = img->next) + if (img->hash == hash && !NILP (Fequal (img->spec, spec))) + break; + + /* If not found, create a new image and cache it. */ + if (img == NULL) + { + BLOCK_INPUT; + img = make_image (spec, hash); + cache_image (f, img); + img->load_failed_p = img->type->load (f, img) == 0; + xassert (!interrupt_input_blocked); + + /* If we can't load the image, and we don't have a width and + height, use some arbitrary width and height so that we can + draw a rectangle for it. */ + if (img->load_failed_p) + { + Lisp_Object value; + + value = image_spec_value (spec, QCwidth, NULL); + img->width = (INTEGERP (value) + ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); + value = image_spec_value (spec, QCheight, NULL); + img->height = (INTEGERP (value) + ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); + } + else + { + /* Handle image type independent image attributes + `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF'. */ + Lisp_Object ascent, margin, relief; + + ascent = image_spec_value (spec, QCascent, NULL); + if (INTEGERP (ascent)) + img->ascent = XFASTINT (ascent); + else if (EQ (ascent, Qcenter)) + img->ascent = CENTERED_IMAGE_ASCENT; + + margin = image_spec_value (spec, QCmargin, NULL); + if (INTEGERP (margin) && XINT (margin) >= 0) + img->vmargin = img->hmargin = XFASTINT (margin); + else if (CONSP (margin) && INTEGERP (XCAR (margin)) + && INTEGERP (XCDR (margin))) + { + if (XINT (XCAR (margin)) > 0) + img->hmargin = XFASTINT (XCAR (margin)); + if (XINT (XCDR (margin)) > 0) + img->vmargin = XFASTINT (XCDR (margin)); + } + + relief = image_spec_value (spec, QCrelief, NULL); + if (INTEGERP (relief)) + { + img->relief = XINT (relief); + img->hmargin += abs (img->relief); + img->vmargin += abs (img->relief); + } + } + } + + /* We're using IMG, so set its timestamp to `now'. */ + EMACS_GET_TIME (now); + img->timestamp = EMACS_SECS (now); + + UNGCPRO; + + /* Value is the image id. */ + return img->id; +} + + +/* Cache image IMG in the image cache of frame F. */ + +static void +cache_image (f, img) + struct frame *f; + struct image *img; +{ + struct image_cache *c = FRAME_X_IMAGE_CACHE (f); + int i; + + /* Find a free slot in c->images. */ + for (i = 0; i < c->used; ++i) + if (c->images[i] == NULL) + break; + + /* If no free slot found, maybe enlarge c->images. */ + if (i == c->used && c->used == c->size) + { + c->size *= 2; + c->images = (struct image **) xrealloc (c->images, + c->size * sizeof *c->images); + } + + /* Add IMG to c->images, and assign IMG an id. */ + c->images[i] = img; + img->id = i; + if (i == c->used) + ++c->used; + + /* Add IMG to the cache's hash table. */ + i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; + img->next = c->buckets[i]; + if (img->next) + img->next->prev = img; + img->prev = NULL; + c->buckets[i] = img; +} + + +/* Call FN on every image in the image cache of frame F. Used to mark + Lisp Objects in the image cache. */ + +void +forall_images_in_image_cache (f, fn) + struct frame *f; + void (*fn) P_ ((struct image *img)); +{ + if (FRAME_LIVE_P (f) && FRAME_MAC_P (f)) + { + struct image_cache *c = FRAME_X_IMAGE_CACHE (f); + if (c) + { + int i; + for (i = 0; i < c->used; ++i) + if (c->images[i]) + fn (c->images[i]); + } + } +} + + + +/*********************************************************************** + Mac support code + ***********************************************************************/ + +#if 0 /* MAC_TODO: Mac specific image code. */ + +static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, + XImage **, Pixmap *)); +static void x_destroy_x_image P_ ((XImage *)); +static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); + + +/* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on + frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. + Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated + via xmalloc. Print error messages via image_error if an error + occurs. Value is non-zero if successful. */ + +static int +x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) + struct frame *f; + int width, height, depth; + XImage **ximg; + Pixmap *pixmap; +{ +#if 0 /* MAC_TODO: Image support for Mac */ + Display *display = FRAME_W32_DISPLAY (f); + Screen *screen = FRAME_X_SCREEN (f); + Window window = FRAME_W32_WINDOW (f); + + xassert (interrupt_input_blocked); + + if (depth <= 0) + depth = DefaultDepthOfScreen (screen); + *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), + depth, ZPixmap, 0, NULL, width, height, + depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); + if (*ximg == NULL) + { + image_error ("Unable to allocate X image", Qnil, Qnil); + return 0; + } + + /* Allocate image raster. */ + (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); + + /* Allocate a pixmap of the same size. */ + *pixmap = XCreatePixmap (display, window, width, height, depth); + if (*pixmap == 0) + { + x_destroy_x_image (*ximg); + *ximg = NULL; + image_error ("Unable to create X pixmap", Qnil, Qnil); + return 0; + } +#endif /* MAC_TODO */ + return 1; +} + + +/* Destroy XImage XIMG. Free XIMG->data. */ + +static void +x_destroy_x_image (ximg) + XImage *ximg; +{ + xassert (interrupt_input_blocked); + if (ximg) + { + xfree (ximg->data); + ximg->data = NULL; + XDestroyImage (ximg); + } +} + + +/* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT + are width and height of both the image and pixmap. */ + +static void +x_put_x_image (f, ximg, pixmap, width, height) + struct frame *f; + XImage *ximg; + Pixmap pixmap; +{ + GC gc; + + xassert (interrupt_input_blocked); + gc = XCreateGC (NULL, pixmap, 0, NULL); + XPutImage (NULL, pixmap, gc, ximg, 0, 0, 0, 0, width, height); + XFreeGC (NULL, gc); +} + +#endif /* MAC_TODO */ + + +/*********************************************************************** + Searching files + ***********************************************************************/ + +static Lisp_Object x_find_image_file P_ ((Lisp_Object)); + +/* Find image file FILE. Look in data-directory, then + x-bitmap-file-path. Value is the full name of the file found, or + nil if not found. */ + +static Lisp_Object +x_find_image_file (file) + Lisp_Object file; +{ + Lisp_Object file_found, search_path; + struct gcpro gcpro1, gcpro2; + int fd; + + file_found = Qnil; + search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); + GCPRO2 (file_found, search_path); + + /* Try to find FILE in data-directory, then x-bitmap-file-path. */ + fd = openp (search_path, file, Qnil, &file_found, 0); + + if (fd < 0) + file_found = Qnil; + else + close (fd); + + UNGCPRO; + return file_found; +} + + +/*********************************************************************** + XBM images + ***********************************************************************/ + +static int xbm_load P_ ((struct frame *f, struct image *img)); +static int xbm_load_image_from_file P_ ((struct frame *f, struct image *img, + Lisp_Object file)); +static int xbm_image_p P_ ((Lisp_Object object)); +static int xbm_read_bitmap_file_data P_ ((char *, int *, int *, + unsigned char **)); + + +/* Indices of image specification fields in xbm_format, below. */ + +enum xbm_keyword_index +{ + XBM_TYPE, + XBM_FILE, + XBM_WIDTH, + XBM_HEIGHT, + XBM_DATA, + XBM_FOREGROUND, + XBM_BACKGROUND, + XBM_ASCENT, + XBM_MARGIN, + XBM_RELIEF, + XBM_ALGORITHM, + XBM_HEURISTIC_MASK, + XBM_LAST +}; + +/* Vector of image_keyword structures describing the format + of valid XBM image specifications. */ + +static struct image_keyword xbm_format[XBM_LAST] = +{ + {":type", IMAGE_SYMBOL_VALUE, 1}, + {":file", IMAGE_STRING_VALUE, 0}, + {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, + {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, + {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":foreground", IMAGE_STRING_VALUE, 0}, + {":background", IMAGE_STRING_VALUE, 0}, + {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, + {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, + {":relief", IMAGE_INTEGER_VALUE, 0}, + {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} +}; + +/* Structure describing the image type XBM. */ + +static struct image_type xbm_type = +{ + &Qxbm, + xbm_image_p, + xbm_load, + x_clear_image, + NULL +}; + +/* Tokens returned from xbm_scan. */ + +enum xbm_token +{ + XBM_TK_IDENT = 256, + XBM_TK_NUMBER +}; + + +/* Return non-zero if OBJECT is a valid XBM-type image specification. + A valid specification is a list starting with the symbol `image' + The rest of the list is a property list which must contain an + entry `:type xbm.. + + If the specification specifies a file to load, it must contain + an entry `:file FILENAME' where FILENAME is a string. + + If the specification is for a bitmap loaded from memory it must + contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where + WIDTH and HEIGHT are integers > 0. DATA may be: + + 1. a string large enough to hold the bitmap data, i.e. it must + have a size >= (WIDTH + 7) / 8 * HEIGHT + + 2. a bool-vector of size >= WIDTH * HEIGHT + + 3. a vector of strings or bool-vectors, one for each line of the + bitmap. + + Both the file and data forms may contain the additional entries + `:background COLOR' and `:foreground COLOR'. If not present, + foreground and background of the frame on which the image is + displayed, is used. */ + +static int +xbm_image_p (object) + Lisp_Object object; +{ + struct image_keyword kw[XBM_LAST]; + + bcopy (xbm_format, kw, sizeof kw); + if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) + return 0; + + xassert (EQ (kw[XBM_TYPE].value, Qxbm)); + + if (kw[XBM_FILE].count) + { + if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) + return 0; + } + else + { + Lisp_Object data; + int width, height; + + /* Entries for `:width', `:height' and `:data' must be present. */ + if (!kw[XBM_WIDTH].count + || !kw[XBM_HEIGHT].count + || !kw[XBM_DATA].count) + return 0; + + data = kw[XBM_DATA].value; + width = XFASTINT (kw[XBM_WIDTH].value); + height = XFASTINT (kw[XBM_HEIGHT].value); + + /* Check type of data, and width and height against contents of + data. */ + if (VECTORP (data)) + { + int i; + + /* Number of elements of the vector must be >= height. */ + if (XVECTOR (data)->size < height) + return 0; + + /* Each string or bool-vector in data must be large enough + for one line of the image. */ + for (i = 0; i < height; ++i) + { + Lisp_Object elt = XVECTOR (data)->contents[i]; + + if (STRINGP (elt)) + { + if (XSTRING (elt)->size + < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) + return 0; + } + else if (BOOL_VECTOR_P (elt)) + { + if (XBOOL_VECTOR (elt)->size < width) + return 0; + } + else + return 0; + } + } + else if (STRINGP (data)) + { + if (XSTRING (data)->size + < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) + return 0; + } + else if (BOOL_VECTOR_P (data)) + { + if (XBOOL_VECTOR (data)->size < width * height) + return 0; + } + else + return 0; + } + + /* Baseline must be a value between 0 and 100 (a percentage). */ + if (kw[XBM_ASCENT].count + && XFASTINT (kw[XBM_ASCENT].value) > 100) + return 0; + + return 1; +} + + +/* Scan a bitmap file. FP is the stream to read from. Value is + either an enumerator from enum xbm_token, or a character for a + single-character token, or 0 at end of file. If scanning an + identifier, store the lexeme of the identifier in SVAL. If + scanning a number, store its value in *IVAL. */ + +static int +xbm_scan (fp, sval, ival) + FILE *fp; + char *sval; + int *ival; +{ + int c; + + /* Skip white space. */ + while ((c = fgetc (fp)) != EOF && isspace (c)) + ; + + if (c == EOF) + c = 0; + else if (isdigit (c)) + { + int value = 0, digit; + + if (c == '0') + { + c = fgetc (fp); + if (c == 'x' || c == 'X') + { + while ((c = fgetc (fp)) != EOF) + { + if (isdigit (c)) + digit = c - '0'; + else if (c >= 'a' && c <= 'f') + digit = c - 'a' + 10; + else if (c >= 'A' && c <= 'F') + digit = c - 'A' + 10; + else + break; + value = 16 * value + digit; + } + } + else if (isdigit (c)) + { + value = c - '0'; + while ((c = fgetc (fp)) != EOF + && isdigit (c)) + value = 8 * value + c - '0'; + } + } + else + { + value = c - '0'; + while ((c = fgetc (fp)) != EOF + && isdigit (c)) + value = 10 * value + c - '0'; + } + + if (c != EOF) + ungetc (c, fp); + *ival = value; + c = XBM_TK_NUMBER; + } + else if (isalpha (c) || c == '_') + { + *sval++ = c; + while ((c = fgetc (fp)) != EOF + && (isalnum (c) || c == '_')) + *sval++ = c; + *sval = 0; + if (c != EOF) + ungetc (c, fp); + c = XBM_TK_IDENT; + } + + return c; +} + + +/* Replacement for XReadBitmapFileData which isn't available under old + X versions. FILE is the name of the bitmap file to read. Set + *WIDTH and *HEIGHT to the width and height of the image. Return in + *DATA the bitmap data allocated with xmalloc. Value is non-zero if + successful. */ + +static int +xbm_read_bitmap_file_data (file, width, height, data) + char *file; + int *width, *height; + unsigned char **data; +{ + FILE *fp; + char buffer[BUFSIZ]; + int padding_p = 0; + int v10 = 0; + int bytes_per_line, i, nbytes; + unsigned char *p; + int value; + int LA1; + +#define match() \ + LA1 = xbm_scan (fp, buffer, &value) + +#define expect(TOKEN) \ + if (LA1 != (TOKEN)) \ + goto failure; \ + else \ + match () + +#define expect_ident(IDENT) \ + if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ + match (); \ + else \ + goto failure + + fp = fopen (file, "r"); + if (fp == NULL) + return 0; + + *width = *height = -1; + *data = NULL; + LA1 = xbm_scan (fp, buffer, &value); + + /* Parse defines for width, height and hot-spots. */ + while (LA1 == '#') + { + match (); + expect_ident ("define"); + expect (XBM_TK_IDENT); + + if (LA1 == XBM_TK_NUMBER); + { + char *p = strrchr (buffer, '_'); + p = p ? p + 1 : buffer; + if (strcmp (p, "width") == 0) + *width = value; + else if (strcmp (p, "height") == 0) + *height = value; + } + expect (XBM_TK_NUMBER); + } + + if (*width < 0 || *height < 0) + goto failure; + + /* Parse bits. Must start with `static'. */ + expect_ident ("static"); + if (LA1 == XBM_TK_IDENT) + { + if (strcmp (buffer, "unsigned") == 0) + { + match (); + expect_ident ("char"); + } + else if (strcmp (buffer, "short") == 0) + { + match (); + v10 = 1; + if (*width % 16 && *width % 16 < 9) + padding_p = 1; + } + else if (strcmp (buffer, "char") == 0) + match (); + else + goto failure; + } + else + goto failure; + + expect (XBM_TK_IDENT); + expect ('['); + expect (']'); + expect ('='); + expect ('{'); + + bytes_per_line = (*width + 7) / 8 + padding_p; + nbytes = bytes_per_line * *height; + p = *data = (char *) xmalloc (nbytes); + + if (v10) + { + + for (i = 0; i < nbytes; i += 2) + { + int val = value; + expect (XBM_TK_NUMBER); + + *p++ = val; + if (!padding_p || ((i + 2) % bytes_per_line)) + *p++ = value >> 8; + + if (LA1 == ',' || LA1 == '}') + match (); + else + goto failure; + } + } + else + { + for (i = 0; i < nbytes; ++i) + { + int val = value; + expect (XBM_TK_NUMBER); + + *p++ = val; + + if (LA1 == ',' || LA1 == '}') + match (); + else + goto failure; + } + } + + fclose (fp); + return 1; + + failure: + + fclose (fp); + if (*data) + { + xfree (*data); + *data = NULL; + } + return 0; + +#undef match +#undef expect +#undef expect_ident +} + + +/* Load XBM image IMG which will be displayed on frame F from file + SPECIFIED_FILE. Value is non-zero if successful. */ + +static int +xbm_load_image_from_file (f, img, specified_file) + struct frame *f; + struct image *img; + Lisp_Object specified_file; +{ + int rc; + unsigned char *data; + int success_p = 0; + Lisp_Object file; + struct gcpro gcpro1; + + xassert (STRINGP (specified_file)); + file = Qnil; + GCPRO1 (file); + + file = x_find_image_file (specified_file); + if (!STRINGP (file)) + { + image_error ("Cannot find image file `%s'", specified_file, Qnil); + UNGCPRO; + return 0; + } + + rc = xbm_read_bitmap_file_data (XSTRING (file)->data, &img->width, + &img->height, &data); + if (rc) + { + int depth = one_mac_display_info.n_cbits; + unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); + unsigned long background = FRAME_BACKGROUND_PIXEL (f); + Lisp_Object value; + + xassert (img->width > 0 && img->height > 0); + + /* Get foreground and background colors, maybe allocate colors. */ + value = image_spec_value (img->spec, QCforeground, NULL); + if (!NILP (value)) + foreground = x_alloc_image_color (f, img, value, foreground); + + value = image_spec_value (img->spec, QCbackground, NULL); + if (!NILP (value)) + background = x_alloc_image_color (f, img, value, background); + +#if 0 /* MAC_TODO : Port image display to Mac */ + BLOCK_INPUT; + img->pixmap + = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f), + FRAME_W32_WINDOW (f), + data, + img->width, img->height, + foreground, background, + depth); + xfree (data); + + if (img->pixmap == 0) + { + x_clear_image (f, img); + image_error ("Unable to create X pixmap for `%s'", file, Qnil); + } + else + success_p = 1; + + UNBLOCK_INPUT; +#endif /* MAC_TODO */ + } + else + image_error ("Error loading XBM image `%s'", img->spec, Qnil); + + UNGCPRO; + return success_p; +} + + +/* Fill image IMG which is used on frame F with pixmap data. Value is + non-zero if successful. */ + +static int +xbm_load (f, img) + struct frame *f; + struct image *img; +{ + int success_p = 0; + Lisp_Object file_name; + + xassert (xbm_image_p (img->spec)); + + /* If IMG->spec specifies a file name, create a non-file spec from it. */ + file_name = image_spec_value (img->spec, QCfile, NULL); + if (STRINGP (file_name)) + success_p = xbm_load_image_from_file (f, img, file_name); + else + { + struct image_keyword fmt[XBM_LAST]; + Lisp_Object data; + int depth; + unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); + unsigned long background = FRAME_BACKGROUND_PIXEL (f); + char *bits; + int parsed_p; + + /* Parse the list specification. */ + bcopy (xbm_format, fmt, sizeof fmt); + parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); + xassert (parsed_p); + + /* Get specified width, and height. */ + img->width = XFASTINT (fmt[XBM_WIDTH].value); + img->height = XFASTINT (fmt[XBM_HEIGHT].value); + xassert (img->width > 0 && img->height > 0); + + BLOCK_INPUT; + + if (fmt[XBM_ASCENT].count) + img->ascent = XFASTINT (fmt[XBM_ASCENT].value); + + /* Get foreground and background colors, maybe allocate colors. */ + if (fmt[XBM_FOREGROUND].count) + foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, + foreground); + if (fmt[XBM_BACKGROUND].count) + background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, + background); + + /* Set bits to the bitmap image data. */ + data = fmt[XBM_DATA].value; + if (VECTORP (data)) + { + int i; + char *p; + int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; + + p = bits = (char *) alloca (nbytes * img->height); + for (i = 0; i < img->height; ++i, p += nbytes) + { + Lisp_Object line = XVECTOR (data)->contents[i]; + if (STRINGP (line)) + bcopy (XSTRING (line)->data, p, nbytes); + else + bcopy (XBOOL_VECTOR (line)->data, p, nbytes); + } + } + else if (STRINGP (data)) + bits = XSTRING (data)->data; + else + bits = XBOOL_VECTOR (data)->data; + +#if 0 /* MAC_TODO : port Mac display code */ + /* Create the pixmap. */ + depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); + img->pixmap + = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f), + FRAME_W32_WINDOW (f), + bits, + img->width, img->height, + foreground, background, + depth); +#endif /* MAC_TODO */ + + if (img->pixmap) + success_p = 1; + else + { + image_error ("Unable to create pixmap for XBM image `%s'", + img->spec, Qnil); + x_clear_image (f, img); + } + + UNBLOCK_INPUT; + } + + return success_p; +} + + + +/*********************************************************************** + XPM images + ***********************************************************************/ + +#if HAVE_XPM + +static int xpm_image_p P_ ((Lisp_Object object)); +static int xpm_load P_ ((struct frame *f, struct image *img)); +static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); + +#include "X11/xpm.h" + +/* The symbol `xpm' identifying XPM-format images. */ + +Lisp_Object Qxpm; + +/* Indices of image specification fields in xpm_format, below. */ + +enum xpm_keyword_index +{ + XPM_TYPE, + XPM_FILE, + XPM_DATA, + XPM_ASCENT, + XPM_MARGIN, + XPM_RELIEF, + XPM_ALGORITHM, + XPM_HEURISTIC_MASK, + XPM_COLOR_SYMBOLS, + XPM_LAST +}; + +/* Vector of image_keyword structures describing the format + of valid XPM image specifications. */ + +static struct image_keyword xpm_format[XPM_LAST] = +{ + {":type", IMAGE_SYMBOL_VALUE, 1}, + {":file", IMAGE_STRING_VALUE, 0}, + {":data", IMAGE_STRING_VALUE, 0}, + {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, + {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, + {":relief", IMAGE_INTEGER_VALUE, 0}, + {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} +}; + +/* Structure describing the image type XBM. */ + +static struct image_type xpm_type = +{ + &Qxpm, + xpm_image_p, + xpm_load, + x_clear_image, + NULL +}; + + +/* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list + for XPM images. Such a list must consist of conses whose car and + cdr are strings. */ + +static int +xpm_valid_color_symbols_p (color_symbols) + Lisp_Object color_symbols; +{ + while (CONSP (color_symbols)) + { + Lisp_Object sym = XCAR (color_symbols); + if (!CONSP (sym) + || !STRINGP (XCAR (sym)) + || !STRINGP (XCDR (sym))) + break; + color_symbols = XCDR (color_symbols); + } + + return NILP (color_symbols); +} + + +/* Value is non-zero if OBJECT is a valid XPM image specification. */ + +static int +xpm_image_p (object) + Lisp_Object object; +{ + struct image_keyword fmt[XPM_LAST]; + bcopy (xpm_format, fmt, sizeof fmt); + return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) + /* Either `:file' or `:data' must be present. */ + && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 + /* Either no `:color-symbols' or it's a list of conses + whose car and cdr are strings. */ + && (fmt[XPM_COLOR_SYMBOLS].count == 0 + || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)) + && (fmt[XPM_ASCENT].count == 0 + || XFASTINT (fmt[XPM_ASCENT].value) < 100)); +} + + +/* Load image IMG which will be displayed on frame F. Value is + non-zero if successful. */ + +static int +xpm_load (f, img) + struct frame *f; + struct image *img; +{ + int rc, i; + XpmAttributes attrs; + Lisp_Object specified_file, color_symbols; + + /* Configure the XPM lib. Use the visual of frame F. Allocate + close colors. Return colors allocated. */ + bzero (&attrs, sizeof attrs); + attrs.visual = FRAME_X_VISUAL (f); + attrs.colormap = FRAME_X_COLORMAP (f); + attrs.valuemask |= XpmVisual; + attrs.valuemask |= XpmColormap; + attrs.valuemask |= XpmReturnAllocPixels; +#ifdef XpmAllocCloseColors + attrs.alloc_close_colors = 1; + attrs.valuemask |= XpmAllocCloseColors; +#else + attrs.closeness = 600; + attrs.valuemask |= XpmCloseness; +#endif + + /* If image specification contains symbolic color definitions, add + these to `attrs'. */ + color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); + if (CONSP (color_symbols)) + { + Lisp_Object tail; + XpmColorSymbol *xpm_syms; + int i, size; + + attrs.valuemask |= XpmColorSymbols; + + /* Count number of symbols. */ + attrs.numsymbols = 0; + for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) + ++attrs.numsymbols; + + /* Allocate an XpmColorSymbol array. */ + size = attrs.numsymbols * sizeof *xpm_syms; + xpm_syms = (XpmColorSymbol *) alloca (size); + bzero (xpm_syms, size); + attrs.colorsymbols = xpm_syms; + + /* Fill the color symbol array. */ + for (tail = color_symbols, i = 0; + CONSP (tail); + ++i, tail = XCDR (tail)) + { + Lisp_Object name = XCAR (XCAR (tail)); + Lisp_Object color = XCDR (XCAR (tail)); + xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); + strcpy (xpm_syms[i].name, XSTRING (name)->data); + xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); + strcpy (xpm_syms[i].value, XSTRING (color)->data); + } + } + + /* Create a pixmap for the image, either from a file, or from a + string buffer containing data in the same format as an XPM file. */ + BLOCK_INPUT; + specified_file = image_spec_value (img->spec, QCfile, NULL); + if (STRINGP (specified_file)) + { + Lisp_Object file = x_find_image_file (specified_file); + if (!STRINGP (file)) + { + image_error ("Cannot find image file `%s'", specified_file, Qnil); + UNBLOCK_INPUT; + return 0; + } + + rc = XpmReadFileToPixmap (NULL, FRAME_W32_WINDOW (f), + XSTRING (file)->data, &img->pixmap, &img->mask, + &attrs); + } + else + { + Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); + rc = XpmCreatePixmapFromBuffer (NULL, FRAME_W32_WINDOW (f), + XSTRING (buffer)->data, + &img->pixmap, &img->mask, + &attrs); + } + UNBLOCK_INPUT; + + if (rc == XpmSuccess) + { + /* Remember allocated colors. */ + img->ncolors = attrs.nalloc_pixels; + img->colors = (unsigned long *) xmalloc (img->ncolors + * sizeof *img->colors); + for (i = 0; i < attrs.nalloc_pixels; ++i) + img->colors[i] = attrs.alloc_pixels[i]; + + img->width = attrs.width; + img->height = attrs.height; + xassert (img->width > 0 && img->height > 0); + + /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ + BLOCK_INPUT; + XpmFreeAttributes (&attrs); + UNBLOCK_INPUT; + } + else + { + switch (rc) + { + case XpmOpenFailed: + image_error ("Error opening XPM file (%s)", img->spec, Qnil); + break; + + case XpmFileInvalid: + image_error ("Invalid XPM file (%s)", img->spec, Qnil); + break; + + case XpmNoMemory: + image_error ("Out of memory (%s)", img->spec, Qnil); + break; + + case XpmColorFailed: + image_error ("Color allocation error (%s)", img->spec, Qnil); + break; + + default: + image_error ("Unknown error (%s)", img->spec, Qnil); + break; + } + } + + return rc == XpmSuccess; +} + +#endif /* HAVE_XPM != 0 */ + + +#if 0 /* MAC_TODO : Color tables on Mac. */ +/*********************************************************************** + Color table + ***********************************************************************/ + +/* An entry in the color table mapping an RGB color to a pixel color. */ + +struct ct_color +{ + int r, g, b; + unsigned long pixel; + + /* Next in color table collision list. */ + struct ct_color *next; +}; + +/* The bucket vector size to use. Must be prime. */ + +#define CT_SIZE 101 + +/* Value is a hash of the RGB color given by R, G, and B. */ + +#define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) + +/* The color hash table. */ + +struct ct_color **ct_table; + +/* Number of entries in the color table. */ + +int ct_colors_allocated; + +/* Function prototypes. */ + +static void init_color_table P_ ((void)); +static void free_color_table P_ ((void)); +static unsigned long *colors_in_color_table P_ ((int *n)); +static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); +static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); + + +/* Initialize the color table. */ + +static void +init_color_table () +{ + int size = CT_SIZE * sizeof (*ct_table); + ct_table = (struct ct_color **) xmalloc (size); + bzero (ct_table, size); + ct_colors_allocated = 0; +} + + +/* Free memory associated with the color table. */ + +static void +free_color_table () +{ + int i; + struct ct_color *p, *next; + + for (i = 0; i < CT_SIZE; ++i) + for (p = ct_table[i]; p; p = next) + { + next = p->next; + xfree (p); + } + + xfree (ct_table); + ct_table = NULL; +} + + +/* Value is a pixel color for RGB color R, G, B on frame F. If an + entry for that color already is in the color table, return the + pixel color of that entry. Otherwise, allocate a new color for R, + G, B, and make an entry in the color table. */ + +static unsigned long +lookup_rgb_color (f, r, g, b) + struct frame *f; + int r, g, b; +{ + unsigned hash = CT_HASH_RGB (r, g, b); + int i = hash % CT_SIZE; + struct ct_color *p; + + for (p = ct_table[i]; p; p = p->next) + if (p->r == r && p->g == g && p->b == b) + break; + + if (p == NULL) + { + COLORREF color; + Colormap cmap; + int rc; + + color = RGB_TO_ULONG (r, g, b); + + ++ct_colors_allocated; + + p = (struct ct_color *) xmalloc (sizeof *p); + p->r = r; + p->g = g; + p->b = b; + p->pixel = color; + p->next = ct_table[i]; + ct_table[i] = p; + } + + return p->pixel; +} + + +/* Look up pixel color PIXEL which is used on frame F in the color + table. If not already present, allocate it. Value is PIXEL. */ + +static unsigned long +lookup_pixel_color (f, pixel) + struct frame *f; + unsigned long pixel; +{ + int i = pixel % CT_SIZE; + struct ct_color *p; + + for (p = ct_table[i]; p; p = p->next) + if (p->pixel == pixel) + break; + + if (p == NULL) + { + XColor color; + Colormap cmap; + int rc; + + BLOCK_INPUT; + + cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); + color.pixel = pixel; + XQueryColor (NULL, cmap, &color); + rc = x_alloc_nearest_color (f, cmap, &color); + UNBLOCK_INPUT; + + if (rc) + { + ++ct_colors_allocated; + + p = (struct ct_color *) xmalloc (sizeof *p); + p->r = color.red; + p->g = color.green; + p->b = color.blue; + p->pixel = pixel; + p->next = ct_table[i]; + ct_table[i] = p; + } + else + return FRAME_FOREGROUND_PIXEL (f); + } + return p->pixel; +} + + +/* Value is a vector of all pixel colors contained in the color table, + allocated via xmalloc. Set *N to the number of colors. */ + +static unsigned long * +colors_in_color_table (n) + int *n; +{ + int i, j; + struct ct_color *p; + unsigned long *colors; + + if (ct_colors_allocated == 0) + { + *n = 0; + colors = NULL; + } + else + { + colors = (unsigned long *) xmalloc (ct_colors_allocated + * sizeof *colors); + *n = ct_colors_allocated; + + for (i = j = 0; i < CT_SIZE; ++i) + for (p = ct_table[i]; p; p = p->next) + colors[j++] = p->pixel; + } + + return colors; +} + +#endif /* MAC_TODO */ + + +/*********************************************************************** + Algorithms + ***********************************************************************/ + +#if 0 /* MAC_TODO : Mac versions of low level algorithms */ +static void x_laplace_write_row P_ ((struct frame *, long *, + int, XImage *, int)); +static void x_laplace_read_row P_ ((struct frame *, Colormap, + XColor *, int, XImage *, int)); + + +/* Fill COLORS with RGB colors from row Y of image XIMG. F is the + frame we operate on, CMAP is the color-map in effect, and WIDTH is + the width of one row in the image. */ + +static void +x_laplace_read_row (f, cmap, colors, width, ximg, y) + struct frame *f; + Colormap cmap; + XColor *colors; + int width; + XImage *ximg; + int y; +{ + int x; + + for (x = 0; x < width; ++x) + colors[x].pixel = XGetPixel (ximg, x, y); + + XQueryColors (NULL, cmap, colors, width); +} + + +/* Write row Y of image XIMG. PIXELS is an array of WIDTH longs + containing the pixel colors to write. F is the frame we are + working on. */ + +static void +x_laplace_write_row (f, pixels, width, ximg, y) + struct frame *f; + long *pixels; + int width; + XImage *ximg; + int y; +{ + int x; + + for (x = 0; x < width; ++x) + XPutPixel (ximg, x, y, pixels[x]); +} +#endif /* MAC_TODO */ + +/* Transform image IMG which is used on frame F with a Laplace + edge-detection algorithm. The result is an image that can be used + to draw disabled buttons, for example. */ + +static void +x_laplace (f, img) + struct frame *f; + struct image *img; +{ +#if 0 /* MAC_TODO : Mac version */ + Colormap cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); + XImage *ximg, *oimg; + XColor *in[3]; + long *out; + Pixmap pixmap; + int x, y, i; + long pixel; + int in_y, out_y, rc; + int mv2 = 45000; + + BLOCK_INPUT; + + /* Get the X image IMG->pixmap. */ + ximg = XGetImage (NULL, img->pixmap, + 0, 0, img->width, img->height, ~0, ZPixmap); + + /* Allocate 3 input rows, and one output row of colors. */ + for (i = 0; i < 3; ++i) + in[i] = (XColor *) alloca (img->width * sizeof (XColor)); + out = (long *) alloca (img->width * sizeof (long)); + + /* Create an X image for output. */ + rc = x_create_x_image_and_pixmap (f, img->width, img->height, 0, + &oimg, &pixmap); + + /* Fill first two rows. */ + x_laplace_read_row (f, cmap, in[0], img->width, ximg, 0); + x_laplace_read_row (f, cmap, in[1], img->width, ximg, 1); + in_y = 2; + + /* Write first row, all zeros. */ + init_color_table (); + pixel = lookup_rgb_color (f, 0, 0, 0); + for (x = 0; x < img->width; ++x) + out[x] = pixel; + x_laplace_write_row (f, out, img->width, oimg, 0); + out_y = 1; + + for (y = 2; y < img->height; ++y) + { + int rowa = y % 3; + int rowb = (y + 2) % 3; + + x_laplace_read_row (f, cmap, in[rowa], img->width, ximg, in_y++); + + for (x = 0; x < img->width - 2; ++x) + { + int r = in[rowa][x].red + mv2 - in[rowb][x + 2].red; + int g = in[rowa][x].green + mv2 - in[rowb][x + 2].green; + int b = in[rowa][x].blue + mv2 - in[rowb][x + 2].blue; + + out[x + 1] = lookup_rgb_color (f, r & 0xffff, g & 0xffff, + b & 0xffff); + } + + x_laplace_write_row (f, out, img->width, oimg, out_y++); + } + + /* Write last line, all zeros. */ + for (x = 0; x < img->width; ++x) + out[x] = pixel; + x_laplace_write_row (f, out, img->width, oimg, out_y); + + /* Free the input image, and free resources of IMG. */ + XDestroyImage (ximg); + x_clear_image (f, img); + + /* Put the output image into pixmap, and destroy it. */ + x_put_x_image (f, oimg, pixmap, img->width, img->height); + x_destroy_x_image (oimg); + + /* Remember new pixmap and colors in IMG. */ + img->pixmap = pixmap; + img->colors = colors_in_color_table (&img->ncolors); + free_color_table (); + + UNBLOCK_INPUT; +#endif /* MAC_TODO */ +} + + +/* Build a mask for image IMG which is used on frame F. FILE is the + name of an image file, for error messages. HOW determines how to + determine the background color of IMG. If it is a list '(R G B)', + with R, G, and B being integers >= 0, take that as the color of the + background. Otherwise, determine the background color of IMG + heuristically. Value is non-zero if successful. */ + +static int +x_build_heuristic_mask (f, img, how) + struct frame *f; + struct image *img; + Lisp_Object how; +{ +#if 0 /* MAC_TODO : Mac version */ + Display *dpy = FRAME_W32_DISPLAY (f); + XImage *ximg, *mask_img; + int x, y, rc, look_at_corners_p; + unsigned long bg; + + BLOCK_INPUT; + + /* Create an image and pixmap serving as mask. */ + rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, + &mask_img, &img->mask); + if (!rc) + { + UNBLOCK_INPUT; + return 0; + } + + /* Get the X image of IMG->pixmap. */ + ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, + ~0, ZPixmap); + + /* Determine the background color of ximg. If HOW is `(R G B)' + take that as color. Otherwise, try to determine the color + heuristically. */ + look_at_corners_p = 1; + + if (CONSP (how)) + { + int rgb[3], i = 0; + + while (i < 3 + && CONSP (how) + && NATNUMP (XCAR (how))) + { + rgb[i] = XFASTINT (XCAR (how)) & 0xffff; + how = XCDR (how); + } + + if (i == 3 && NILP (how)) + { + char color_name[30]; + XColor exact, color; + Colormap cmap; + + sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); + + cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); + if (XLookupColor (dpy, cmap, color_name, &exact, &color)) + { + bg = color.pixel; + look_at_corners_p = 0; + } + } + } + + if (look_at_corners_p) + { + unsigned long corners[4]; + int i, best_count; + + /* Get the colors at the corners of ximg. */ + corners[0] = XGetPixel (ximg, 0, 0); + corners[1] = XGetPixel (ximg, img->width - 1, 0); + corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); + corners[3] = XGetPixel (ximg, 0, img->height - 1); + + /* Choose the most frequently found color as background. */ + for (i = best_count = 0; i < 4; ++i) + { + int j, n; + + for (j = n = 0; j < 4; ++j) + if (corners[i] == corners[j]) + ++n; + + if (n > best_count) + bg = corners[i], best_count = n; + } + } + + /* Set all bits in mask_img to 1 whose color in ximg is different + from the background color bg. */ + for (y = 0; y < img->height; ++y) + for (x = 0; x < img->width; ++x) + XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); + + /* Put mask_img into img->mask. */ + x_put_x_image (f, mask_img, img->mask, img->width, img->height); + x_destroy_x_image (mask_img); + XDestroyImage (ximg); + + UNBLOCK_INPUT; +#endif /* MAC_TODO */ + + return 1; +} + + + +/*********************************************************************** + PBM (mono, gray, color) + ***********************************************************************/ +#ifdef HAVE_PBM + +static int pbm_image_p P_ ((Lisp_Object object)); +static int pbm_load P_ ((struct frame *f, struct image *img)); +static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); + +/* The symbol `pbm' identifying images of this type. */ + +Lisp_Object Qpbm; + +/* Indices of image specification fields in gs_format, below. */ + +enum pbm_keyword_index +{ + PBM_TYPE, + PBM_FILE, + PBM_DATA, + PBM_ASCENT, + PBM_MARGIN, + PBM_RELIEF, + PBM_ALGORITHM, + PBM_HEURISTIC_MASK, + PBM_LAST +}; + +/* Vector of image_keyword structures describing the format + of valid user-defined image specifications. */ + +static struct image_keyword pbm_format[PBM_LAST] = +{ + {":type", IMAGE_SYMBOL_VALUE, 1}, + {":file", IMAGE_STRING_VALUE, 0}, + {":data", IMAGE_STRING_VALUE, 0}, + {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, + {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, + {":relief", IMAGE_INTEGER_VALUE, 0}, + {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} +}; + +/* Structure describing the image type `pbm'. */ + +static struct image_type pbm_type = +{ + &Qpbm, + pbm_image_p, + pbm_load, + x_clear_image, + NULL +}; + + +/* Return non-zero if OBJECT is a valid PBM image specification. */ + +static int +pbm_image_p (object) + Lisp_Object object; +{ + struct image_keyword fmt[PBM_LAST]; + + bcopy (pbm_format, fmt, sizeof fmt); + + if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm) + || (fmt[PBM_ASCENT].count + && XFASTINT (fmt[PBM_ASCENT].value) > 100)) + return 0; + + /* Must specify either :data or :file. */ + return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; +} + + +/* Scan a decimal number from *S and return it. Advance *S while + reading the number. END is the end of the string. Value is -1 at + end of input. */ + +static int +pbm_scan_number (s, end) + unsigned char **s, *end; +{ + int c, val = -1; + + while (*s < end) + { + /* Skip white-space. */ + while (*s < end && (c = *(*s)++, isspace (c))) + ; + + if (c == '#') + { + /* Skip comment to end of line. */ + while (*s < end && (c = *(*s)++, c != '\n')) + ; + } + else if (isdigit (c)) + { + /* Read decimal number. */ + val = c - '0'; + while (*s < end && (c = *(*s)++, isdigit (c))) + val = 10 * val + c - '0'; + break; + } + else + break; + } + + return val; +} + + +/* Read FILE into memory. Value is a pointer to a buffer allocated + with xmalloc holding FILE's contents. Value is null if an error + occured. *SIZE is set to the size of the file. */ + +static char * +pbm_read_file (file, size) + Lisp_Object file; + int *size; +{ + FILE *fp = NULL; + char *buf = NULL; + struct stat st; + + if (stat (XSTRING (file)->data, &st) == 0 + && (fp = fopen (XSTRING (file)->data, "r")) != NULL + && (buf = (char *) xmalloc (st.st_size), + fread (buf, 1, st.st_size, fp) == st.st_size)) + { + *size = st.st_size; + fclose (fp); + } + else + { + if (fp) + fclose (fp); + if (buf) + { + xfree (buf); + buf = NULL; + } + } + + return buf; +} + + +/* Load PBM image IMG for use on frame F. */ + +static int +pbm_load (f, img) + struct frame *f; + struct image *img; +{ + int raw_p, x, y; + int width, height, max_color_idx = 0; + XImage *ximg; + Lisp_Object file, specified_file; + enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; + struct gcpro gcpro1; + unsigned char *contents = NULL; + unsigned char *end, *p; + int size; + + specified_file = image_spec_value (img->spec, QCfile, NULL); + file = Qnil; + GCPRO1 (file); + + if (STRINGP (specified_file)) + { + file = x_find_image_file (specified_file); + if (!STRINGP (file)) + { + image_error ("Cannot find image file `%s'", specified_file, Qnil); + UNGCPRO; + return 0; + } + + contents = pbm_read_file (file, &size); + if (contents == NULL) + { + image_error ("Error reading `%s'", file, Qnil); + UNGCPRO; + return 0; + } + + p = contents; + end = contents + size; + } + else + { + Lisp_Object data; + data = image_spec_value (img->spec, QCdata, NULL); + p = XSTRING (data)->data; + end = p + STRING_BYTES (XSTRING (data)); + } + + /* Check magic number. */ + if (end - p < 2 || *p++ != 'P') + { + image_error ("Not a PBM image: `%s'", img->spec, Qnil); + error: + xfree (contents); + UNGCPRO; + return 0; + } + + switch (*p++) + { + case '1': + raw_p = 0, type = PBM_MONO; + break; + + case '2': + raw_p = 0, type = PBM_GRAY; + break; + + case '3': + raw_p = 0, type = PBM_COLOR; + break; + + case '4': + raw_p = 1, type = PBM_MONO; + break; + + case '5': + raw_p = 1, type = PBM_GRAY; + break; + + case '6': + raw_p = 1, type = PBM_COLOR; + break; + + default: + image_error ("Not a PBM image: `%s'", img->spec, Qnil); + goto error; + } + + /* Read width, height, maximum color-component. Characters + starting with `#' up to the end of a line are ignored. */ + width = pbm_scan_number (&p, end); + height = pbm_scan_number (&p, end); + + if (type != PBM_MONO) + { + max_color_idx = pbm_scan_number (&p, end); + if (raw_p && max_color_idx > 255) + max_color_idx = 255; + } + + if (width < 0 + || height < 0 + || (type != PBM_MONO && max_color_idx < 0)) + goto error; + + BLOCK_INPUT; + if (!x_create_x_image_and_pixmap (f, width, height, 0, + &ximg, &img->pixmap)) + { + UNBLOCK_INPUT; + goto error; + } + + /* Initialize the color hash table. */ + init_color_table (); + + if (type == PBM_MONO) + { + int c = 0, g; + + for (y = 0; y < height; ++y) + for (x = 0; x < width; ++x) + { + if (raw_p) + { + if ((x & 7) == 0) + c = *p++; + g = c & 0x80; + c <<= 1; + } + else + g = pbm_scan_number (&p, end); + + XPutPixel (ximg, x, y, (g + ? FRAME_FOREGROUND_PIXEL (f) + : FRAME_BACKGROUND_PIXEL (f))); + } + } + else + { + for (y = 0; y < height; ++y) + for (x = 0; x < width; ++x) + { + int r, g, b; + + if (type == PBM_GRAY) + r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); + else if (raw_p) + { + r = *p++; + g = *p++; + b = *p++; + } + else + { + r = pbm_scan_number (&p, end); + g = pbm_scan_number (&p, end); + b = pbm_scan_number (&p, end); + } + + if (r < 0 || g < 0 || b < 0) + { + xfree (ximg->data); + ximg->data = NULL; + XDestroyImage (ximg); + UNBLOCK_INPUT; + image_error ("Invalid pixel value in image `%s'", + img->spec, Qnil); + goto error; + } + + /* RGB values are now in the range 0..max_color_idx. + Scale this to the range 0..0xffff supported by X. */ + r = (double) r * 65535 / max_color_idx; + g = (double) g * 65535 / max_color_idx; + b = (double) b * 65535 / max_color_idx; + XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); + } + } + + /* Store in IMG->colors the colors allocated for the image, and + free the color table. */ + img->colors = colors_in_color_table (&img->ncolors); + free_color_table (); + + /* Put the image into a pixmap. */ + x_put_x_image (f, ximg, img->pixmap, width, height); + x_destroy_x_image (ximg); + UNBLOCK_INPUT; + + img->width = width; + img->height = height; + + UNGCPRO; + xfree (contents); + return 1; +} +#endif /* HAVE_PBM */ + + +/*********************************************************************** + PNG + ***********************************************************************/ + +#if HAVE_PNG + +#include <png.h> + +/* Function prototypes. */ + +static int png_image_p P_ ((Lisp_Object object)); +static int png_load P_ ((struct frame *f, struct image *img)); + +/* The symbol `png' identifying images of this type. */ + +Lisp_Object Qpng; + +/* Indices of image specification fields in png_format, below. */ + +enum png_keyword_index +{ + PNG_TYPE, + PNG_DATA, + PNG_FILE, + PNG_ASCENT, + PNG_MARGIN, + PNG_RELIEF, + PNG_ALGORITHM, + PNG_HEURISTIC_MASK, + PNG_LAST +}; + +/* Vector of image_keyword structures describing the format + of valid user-defined image specifications. */ + +static struct image_keyword png_format[PNG_LAST] = +{ + {":type", IMAGE_SYMBOL_VALUE, 1}, + {":data", IMAGE_STRING_VALUE, 0}, + {":file", IMAGE_STRING_VALUE, 0}, + {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, + {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, + {":relief", IMAGE_INTEGER_VALUE, 0}, + {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} +}; + +/* Structure describing the image type `png'. */ + +static struct image_type png_type = +{ + &Qpng, + png_image_p, + png_load, + x_clear_image, + NULL +}; + + +/* Return non-zero if OBJECT is a valid PNG image specification. */ + +static int +png_image_p (object) + Lisp_Object object; +{ + struct image_keyword fmt[PNG_LAST]; + bcopy (png_format, fmt, sizeof fmt); + + if (!parse_image_spec (object, fmt, PNG_LAST, Qpng) + || (fmt[PNG_ASCENT].count + && XFASTINT (fmt[PNG_ASCENT].value) > 100)) + return 0; + + /* Must specify either the :data or :file keyword. */ + return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; +} + + +/* Error and warning handlers installed when the PNG library + is initialized. */ + +static void +my_png_error (png_ptr, msg) + png_struct *png_ptr; + char *msg; +{ + xassert (png_ptr != NULL); + image_error ("PNG error: %s", build_string (msg), Qnil); + longjmp (png_ptr->jmpbuf, 1); +} + + +static void +my_png_warning (png_ptr, msg) + png_struct *png_ptr; + char *msg; +{ + xassert (png_ptr != NULL); + image_error ("PNG warning: %s", build_string (msg), Qnil); +} + +/* Memory source for PNG decoding. */ + +struct png_memory_storage +{ + unsigned char *bytes; /* The data */ + size_t len; /* How big is it? */ + int index; /* Where are we? */ +}; + + +/* Function set as reader function when reading PNG image from memory. + PNG_PTR is a pointer to the PNG control structure. Copy LENGTH + bytes from the input to DATA. */ + +static void +png_read_from_memory (png_ptr, data, length) + png_structp png_ptr; + png_bytep data; + png_size_t length; +{ + struct png_memory_storage *tbr + = (struct png_memory_storage *) png_get_io_ptr (png_ptr); + + if (length > tbr->len - tbr->index) + png_error (png_ptr, "Read error"); + + bcopy (tbr->bytes + tbr->index, data, length); + tbr->index = tbr->index + length; +} + +/* Load PNG image IMG for use on frame F. Value is non-zero if + successful. */ + +static int +png_load (f, img) + struct frame *f; + struct image *img; +{ + Lisp_Object file, specified_file; + Lisp_Object specified_data; + int x, y, i; + XImage *ximg, *mask_img = NULL; + struct gcpro gcpro1; + png_struct *png_ptr = NULL; + png_info *info_ptr = NULL, *end_info = NULL; + FILE *fp = NULL; + png_byte sig[8]; + png_byte *pixels = NULL; + png_byte **rows = NULL; + png_uint_32 width, height; + int bit_depth, color_type, interlace_type; + png_byte channels; + png_uint_32 row_bytes; + int transparent_p; + char *gamma_str; + double screen_gamma, image_gamma; + int intent; + struct png_memory_storage tbr; /* Data to be read */ + + /* Find out what file to load. */ + specified_file = image_spec_value (img->spec, QCfile, NULL); + specified_data = image_spec_value (img->spec, QCdata, NULL); + file = Qnil; + GCPRO1 (file); + + if (NILP (specified_data)) + { + file = x_find_image_file (specified_file); + if (!STRINGP (file)) + { + image_error ("Cannot find image file `%s'", specified_file, Qnil); + UNGCPRO; + return 0; + } + + /* Open the image file. */ + fp = fopen (XSTRING (file)->data, "rb"); + if (!fp) + { + image_error ("Cannot open image file `%s'", file, Qnil); + UNGCPRO; + fclose (fp); + return 0; + } + + /* Check PNG signature. */ + if (fread (sig, 1, sizeof sig, fp) != sizeof sig + || !png_check_sig (sig, sizeof sig)) + { + image_error ("Not a PNG file:` %s'", file, Qnil); + UNGCPRO; + fclose (fp); + return 0; + } + } + else + { + /* Read from memory. */ + tbr.bytes = XSTRING (specified_data)->data; + tbr.len = STRING_BYTES (XSTRING (specified_data)); + tbr.index = 0; + + /* Check PNG signature. */ + if (tbr.len < sizeof sig + || !png_check_sig (tbr.bytes, sizeof sig)) + { + image_error ("Not a PNG image: `%s'", img->spec, Qnil); + UNGCPRO; + return 0; + } + + /* Need to skip past the signature. */ + tbr.bytes += sizeof (sig); + } + + /* Initialize read and info structs for PNG lib. */ + png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, + my_png_error, my_png_warning); + if (!png_ptr) + { + if (fp) fclose (fp); + UNGCPRO; + return 0; + } + + info_ptr = png_create_info_struct (png_ptr); + if (!info_ptr) + { + png_destroy_read_struct (&png_ptr, NULL, NULL); + if (fp) fclose (fp); + UNGCPRO; + return 0; + } + + end_info = png_create_info_struct (png_ptr); + if (!end_info) + { + png_destroy_read_struct (&png_ptr, &info_ptr, NULL); + if (fp) fclose (fp); + UNGCPRO; + return 0; + } + + /* Set error jump-back. We come back here when the PNG library + detects an error. */ + if (setjmp (png_ptr->jmpbuf)) + { + error: + if (png_ptr) + png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); + xfree (pixels); + xfree (rows); + if (fp) fclose (fp); + UNGCPRO; + return 0; + } + + /* Read image info. */ + if (!NILP (specified_data)) + png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); + else + png_init_io (png_ptr, fp); + + png_set_sig_bytes (png_ptr, sizeof sig); + png_read_info (png_ptr, info_ptr); + png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, + &interlace_type, NULL, NULL); + + /* If image contains simply transparency data, we prefer to + construct a clipping mask. */ + if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) + transparent_p = 1; + else + transparent_p = 0; + + /* This function is easier to write if we only have to handle + one data format: RGB or RGBA with 8 bits per channel. Let's + transform other formats into that format. */ + + /* Strip more than 8 bits per channel. */ + if (bit_depth == 16) + png_set_strip_16 (png_ptr); + + /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel + if available. */ + png_set_expand (png_ptr); + + /* Convert grayscale images to RGB. */ + if (color_type == PNG_COLOR_TYPE_GRAY + || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) + png_set_gray_to_rgb (png_ptr); + + /* The value 2.2 is a guess for PC monitors from PNG example.c. */ + gamma_str = getenv ("SCREEN_GAMMA"); + screen_gamma = gamma_str ? atof (gamma_str) : 2.2; + + /* Tell the PNG lib to handle gamma correction for us. */ + +#if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) + if (png_get_sRGB (png_ptr, info_ptr, &intent)) + /* There is a special chunk in the image specifying the gamma. */ + png_set_sRGB (png_ptr, info_ptr, intent); + else +#endif + if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) + /* Image contains gamma information. */ + png_set_gamma (png_ptr, screen_gamma, image_gamma); + else + /* Use a default of 0.5 for the image gamma. */ + png_set_gamma (png_ptr, screen_gamma, 0.5); + + /* Handle alpha channel by combining the image with a background + color. Do this only if a real alpha channel is supplied. For + simple transparency, we prefer a clipping mask. */ + if (!transparent_p) + { + png_color_16 *image_background; + + if (png_get_bKGD (png_ptr, info_ptr, &image_background)) + /* Image contains a background color with which to + combine the image. */ + png_set_background (png_ptr, image_background, + PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); + else + { + /* Image does not contain a background color with which + to combine the image data via an alpha channel. Use + the frame's background instead. */ + XColor color; + Colormap cmap; + png_color_16 frame_background; + + BLOCK_INPUT; + cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); + color.pixel = FRAME_BACKGROUND_PIXEL (f); + XQueryColor (FRAME_W32_DISPLAY (f), cmap, &color); + UNBLOCK_INPUT; + + bzero (&frame_background, sizeof frame_background); + frame_background.red = color.red; + frame_background.green = color.green; + frame_background.blue = color.blue; + + png_set_background (png_ptr, &frame_background, + PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); + } + } + + /* Update info structure. */ + png_read_update_info (png_ptr, info_ptr); + + /* Get number of channels. Valid values are 1 for grayscale images + and images with a palette, 2 for grayscale images with transparency + information (alpha channel), 3 for RGB images, and 4 for RGB + images with alpha channel, i.e. RGBA. If conversions above were + sufficient we should only have 3 or 4 channels here. */ + channels = png_get_channels (png_ptr, info_ptr); + xassert (channels == 3 || channels == 4); + + /* Number of bytes needed for one row of the image. */ + row_bytes = png_get_rowbytes (png_ptr, info_ptr); + + /* Allocate memory for the image. */ + pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); + rows = (png_byte **) xmalloc (height * sizeof *rows); + for (i = 0; i < height; ++i) + rows[i] = pixels + i * row_bytes; + + /* Read the entire image. */ + png_read_image (png_ptr, rows); + png_read_end (png_ptr, info_ptr); + if (fp) + { + fclose (fp); + fp = NULL; + } + + BLOCK_INPUT; + + /* Create the X image and pixmap. */ + if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, + &img->pixmap)) + { + UNBLOCK_INPUT; + goto error; + } + + /* Create an image and pixmap serving as mask if the PNG image + contains an alpha channel. */ + if (channels == 4 + && !transparent_p + && !x_create_x_image_and_pixmap (f, width, height, 1, + &mask_img, &img->mask)) + { + x_destroy_x_image (ximg); + XFreePixmap (FRAME_W32_DISPLAY (f), img->pixmap); + img->pixmap = 0; + UNBLOCK_INPUT; + goto error; + } + + /* Fill the X image and mask from PNG data. */ + init_color_table (); + + for (y = 0; y < height; ++y) + { + png_byte *p = rows[y]; + + for (x = 0; x < width; ++x) + { + unsigned r, g, b; + + r = *p++ << 8; + g = *p++ << 8; + b = *p++ << 8; + XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); + + /* An alpha channel, aka mask channel, associates variable + transparency with an image. Where other image formats + support binary transparency---fully transparent or fully + opaque---PNG allows up to 254 levels of partial transparency. + The PNG library implements partial transparency by combining + the image with a specified background color. + + I'm not sure how to handle this here nicely: because the + background on which the image is displayed may change, for + real alpha channel support, it would be necessary to create + a new image for each possible background. + + What I'm doing now is that a mask is created if we have + boolean transparency information. Otherwise I'm using + the frame's background color to combine the image with. */ + + if (channels == 4) + { + if (mask_img) + XPutPixel (mask_img, x, y, *p > 0); + ++p; + } + } + } + + /* Remember colors allocated for this image. */ + img->colors = colors_in_color_table (&img->ncolors); + free_color_table (); + + /* Clean up. */ + png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); + xfree (rows); + xfree (pixels); + + img->width = width; + img->height = height; + + /* Put the image into the pixmap, then free the X image and its buffer. */ + x_put_x_image (f, ximg, img->pixmap, width, height); + x_destroy_x_image (ximg); + + /* Same for the mask. */ + if (mask_img) + { + x_put_x_image (f, mask_img, img->mask, img->width, img->height); + x_destroy_x_image (mask_img); + } + + UNBLOCK_INPUT; + UNGCPRO; + return 1; +} + +#endif /* HAVE_PNG != 0 */ + + + +/*********************************************************************** + JPEG + ***********************************************************************/ + +#if HAVE_JPEG + +/* Work around a warning about HAVE_STDLIB_H being redefined in + jconfig.h. */ +#ifdef HAVE_STDLIB_H +#define HAVE_STDLIB_H_1 +#undef HAVE_STDLIB_H +#endif /* HAVE_STLIB_H */ + +#include <jpeglib.h> +#include <jerror.h> +#include <setjmp.h> + +#ifdef HAVE_STLIB_H_1 +#define HAVE_STDLIB_H 1 +#endif + +static int jpeg_image_p P_ ((Lisp_Object object)); +static int jpeg_load P_ ((struct frame *f, struct image *img)); + +/* The symbol `jpeg' identifying images of this type. */ + +Lisp_Object Qjpeg; + +/* Indices of image specification fields in gs_format, below. */ + +enum jpeg_keyword_index +{ + JPEG_TYPE, + JPEG_DATA, + JPEG_FILE, + JPEG_ASCENT, + JPEG_MARGIN, + JPEG_RELIEF, + JPEG_ALGORITHM, + JPEG_HEURISTIC_MASK, + JPEG_LAST +}; + +/* Vector of image_keyword structures describing the format + of valid user-defined image specifications. */ + +static struct image_keyword jpeg_format[JPEG_LAST] = +{ + {":type", IMAGE_SYMBOL_VALUE, 1}, + {":data", IMAGE_STRING_VALUE, 0}, + {":file", IMAGE_STRING_VALUE, 0}, + {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, + {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, + {":relief", IMAGE_INTEGER_VALUE, 0}, + {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} +}; + +/* Structure describing the image type `jpeg'. */ + +static struct image_type jpeg_type = +{ + &Qjpeg, + jpeg_image_p, + jpeg_load, + x_clear_image, + NULL +}; + + +/* Return non-zero if OBJECT is a valid JPEG image specification. */ + +static int +jpeg_image_p (object) + Lisp_Object object; +{ + struct image_keyword fmt[JPEG_LAST]; + + bcopy (jpeg_format, fmt, sizeof fmt); + + if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg) + || (fmt[JPEG_ASCENT].count + && XFASTINT (fmt[JPEG_ASCENT].value) > 100)) + return 0; + + /* Must specify either the :data or :file keyword. */ + return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; +} + + +struct my_jpeg_error_mgr +{ + struct jpeg_error_mgr pub; + jmp_buf setjmp_buffer; +}; + +static void +my_error_exit (cinfo) + j_common_ptr cinfo; +{ + struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; + longjmp (mgr->setjmp_buffer, 1); +} + +/* Init source method for JPEG data source manager. Called by + jpeg_read_header() before any data is actually read. See + libjpeg.doc from the JPEG lib distribution. */ + +static void +our_init_source (cinfo) + j_decompress_ptr cinfo; +{ +} + + +/* Fill input buffer method for JPEG data source manager. Called + whenever more data is needed. We read the whole image in one step, + so this only adds a fake end of input marker at the end. */ + +static boolean +our_fill_input_buffer (cinfo) + j_decompress_ptr cinfo; +{ + /* Insert a fake EOI marker. */ + struct jpeg_source_mgr *src = cinfo->src; + static JOCTET buffer[2]; + + buffer[0] = (JOCTET) 0xFF; + buffer[1] = (JOCTET) JPEG_EOI; + + src->next_input_byte = buffer; + src->bytes_in_buffer = 2; + return TRUE; +} + + +/* Method to skip over NUM_BYTES bytes in the image data. CINFO->src + is the JPEG data source manager. */ + +static void +our_skip_input_data (cinfo, num_bytes) + j_decompress_ptr cinfo; + long num_bytes; +{ + struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; + + if (src) + { + if (num_bytes > src->bytes_in_buffer) + ERREXIT (cinfo, JERR_INPUT_EOF); + + src->bytes_in_buffer -= num_bytes; + src->next_input_byte += num_bytes; + } +} + + +/* Method to terminate data source. Called by + jpeg_finish_decompress() after all data has been processed. */ + +static void +our_term_source (cinfo) + j_decompress_ptr cinfo; +{ +} + + +/* Set up the JPEG lib for reading an image from DATA which contains + LEN bytes. CINFO is the decompression info structure created for + reading the image. */ + +static void +jpeg_memory_src (cinfo, data, len) + j_decompress_ptr cinfo; + JOCTET *data; + unsigned int len; +{ + struct jpeg_source_mgr *src; + + if (cinfo->src == NULL) + { + /* First time for this JPEG object? */ + cinfo->src = (struct jpeg_source_mgr *) + (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, + sizeof (struct jpeg_source_mgr)); + src = (struct jpeg_source_mgr *) cinfo->src; + src->next_input_byte = data; + } + + src = (struct jpeg_source_mgr *) cinfo->src; + src->init_source = our_init_source; + src->fill_input_buffer = our_fill_input_buffer; + src->skip_input_data = our_skip_input_data; + src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ + src->term_source = our_term_source; + src->bytes_in_buffer = len; + src->next_input_byte = data; +} + + +/* Load image IMG for use on frame F. Patterned after example.c + from the JPEG lib. */ + +static int +jpeg_load (f, img) + struct frame *f; + struct image *img; +{ + struct jpeg_decompress_struct cinfo; + struct my_jpeg_error_mgr mgr; + Lisp_Object file, specified_file; + Lisp_Object specified_data; + FILE *fp = NULL; + JSAMPARRAY buffer; + int row_stride, x, y; + XImage *ximg = NULL; + int rc; + unsigned long *colors; + int width, height; + struct gcpro gcpro1; + + /* Open the JPEG file. */ + specified_file = image_spec_value (img->spec, QCfile, NULL); + specified_data = image_spec_value (img->spec, QCdata, NULL); + file = Qnil; + GCPRO1 (file); + + if (NILP (specified_data)) + { + file = x_find_image_file (specified_file); + if (!STRINGP (file)) + { + image_error ("Cannot find image file `%s'", specified_file, Qnil); + UNGCPRO; + return 0; + } + + fp = fopen (XSTRING (file)->data, "r"); + if (fp == NULL) + { + image_error ("Cannot open `%s'", file, Qnil); + UNGCPRO; + return 0; + } + } + + /* Customize libjpeg's error handling to call my_error_exit when an + error is detected. This function will perform a longjmp. */ + mgr.pub.error_exit = my_error_exit; + cinfo.err = jpeg_std_error (&mgr.pub); + + if ((rc = setjmp (mgr.setjmp_buffer)) != 0) + { + if (rc == 1) + { + /* Called from my_error_exit. Display a JPEG error. */ + char buffer[JMSG_LENGTH_MAX]; + cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); + image_error ("Error reading JPEG image `%s': %s", img->spec, + build_string (buffer)); + } + + /* Close the input file and destroy the JPEG object. */ + if (fp) + fclose (fp); + jpeg_destroy_decompress (&cinfo); + + BLOCK_INPUT; + + /* If we already have an XImage, free that. */ + x_destroy_x_image (ximg); + + /* Free pixmap and colors. */ + x_clear_image (f, img); + + UNBLOCK_INPUT; + UNGCPRO; + return 0; + } + + /* Create the JPEG decompression object. Let it read from fp. + Read the JPEG image header. */ + jpeg_create_decompress (&cinfo); + + if (NILP (specified_data)) + jpeg_stdio_src (&cinfo, fp); + else + jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, + STRING_BYTES (XSTRING (specified_data))); + + jpeg_read_header (&cinfo, TRUE); + + /* Customize decompression so that color quantization will be used. + Start decompression. */ + cinfo.quantize_colors = TRUE; + jpeg_start_decompress (&cinfo); + width = img->width = cinfo.output_width; + height = img->height = cinfo.output_height; + + BLOCK_INPUT; + + /* Create X image and pixmap. */ + if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, + &img->pixmap)) + { + UNBLOCK_INPUT; + longjmp (mgr.setjmp_buffer, 2); + } + + /* Allocate colors. When color quantization is used, + cinfo.actual_number_of_colors has been set with the number of + colors generated, and cinfo.colormap is a two-dimensional array + of color indices in the range 0..cinfo.actual_number_of_colors. + No more than 255 colors will be generated. */ + { + int i, ir, ig, ib; + + if (cinfo.out_color_components > 2) + ir = 0, ig = 1, ib = 2; + else if (cinfo.out_color_components > 1) + ir = 0, ig = 1, ib = 0; + else + ir = 0, ig = 0, ib = 0; + + /* Use the color table mechanism because it handles colors that + cannot be allocated nicely. Such colors will be replaced with + a default color, and we don't have to care about which colors + can be freed safely, and which can't. */ + init_color_table (); + colors = (unsigned long *) alloca (cinfo.actual_number_of_colors + * sizeof *colors); + + for (i = 0; i < cinfo.actual_number_of_colors; ++i) + { + /* Multiply RGB values with 255 because X expects RGB values + in the range 0..0xffff. */ + int r = cinfo.colormap[ir][i] << 8; + int g = cinfo.colormap[ig][i] << 8; + int b = cinfo.colormap[ib][i] << 8; + colors[i] = lookup_rgb_color (f, r, g, b); + } + + /* Remember those colors actually allocated. */ + img->colors = colors_in_color_table (&img->ncolors); + free_color_table (); + } + + /* Read pixels. */ + row_stride = width * cinfo.output_components; + buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, + row_stride, 1); + for (y = 0; y < height; ++y) + { + jpeg_read_scanlines (&cinfo, buffer, 1); + for (x = 0; x < cinfo.output_width; ++x) + XPutPixel (ximg, x, y, colors[buffer[0][x]]); + } + + /* Clean up. */ + jpeg_finish_decompress (&cinfo); + jpeg_destroy_decompress (&cinfo); + if (fp) + fclose (fp); + + /* Put the image into the pixmap. */ + x_put_x_image (f, ximg, img->pixmap, width, height); + x_destroy_x_image (ximg); + UNBLOCK_INPUT; + UNGCPRO; + return 1; +} + +#endif /* HAVE_JPEG */ + + + +/*********************************************************************** + TIFF + ***********************************************************************/ + +#if HAVE_TIFF + +#include <tiffio.h> + +static int tiff_image_p P_ ((Lisp_Object object)); +static int tiff_load P_ ((struct frame *f, struct image *img)); + +/* The symbol `tiff' identifying images of this type. */ + +Lisp_Object Qtiff; + +/* Indices of image specification fields in tiff_format, below. */ + +enum tiff_keyword_index +{ + TIFF_TYPE, + TIFF_DATA, + TIFF_FILE, + TIFF_ASCENT, + TIFF_MARGIN, + TIFF_RELIEF, + TIFF_ALGORITHM, + TIFF_HEURISTIC_MASK, + TIFF_LAST +}; + +/* Vector of image_keyword structures describing the format + of valid user-defined image specifications. */ + +static struct image_keyword tiff_format[TIFF_LAST] = +{ + {":type", IMAGE_SYMBOL_VALUE, 1}, + {":data", IMAGE_STRING_VALUE, 0}, + {":file", IMAGE_STRING_VALUE, 0}, + {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, + {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, + {":relief", IMAGE_INTEGER_VALUE, 0}, + {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} +}; + +/* Structure describing the image type `tiff'. */ + +static struct image_type tiff_type = +{ + &Qtiff, + tiff_image_p, + tiff_load, + x_clear_image, + NULL +}; + + +/* Return non-zero if OBJECT is a valid TIFF image specification. */ + +static int +tiff_image_p (object) + Lisp_Object object; +{ + struct image_keyword fmt[TIFF_LAST]; + bcopy (tiff_format, fmt, sizeof fmt); + + if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff) + || (fmt[TIFF_ASCENT].count + && XFASTINT (fmt[TIFF_ASCENT].value) > 100)) + return 0; + + /* Must specify either the :data or :file keyword. */ + return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; +} + + +/* Reading from a memory buffer for TIFF images Based on the PNG + memory source, but we have to provide a lot of extra functions. + Blah. + + We really only need to implement read and seek, but I am not + convinced that the TIFF library is smart enough not to destroy + itself if we only hand it the function pointers we need to + override. */ + +typedef struct +{ + unsigned char *bytes; + size_t len; + int index; +} +tiff_memory_source; + +static size_t +tiff_read_from_memory (data, buf, size) + thandle_t data; + tdata_t buf; + tsize_t size; +{ + tiff_memory_source *src = (tiff_memory_source *) data; + + if (size > src->len - src->index) + return (size_t) -1; + bcopy (src->bytes + src->index, buf, size); + src->index += size; + return size; +} + +static size_t +tiff_write_from_memory (data, buf, size) + thandle_t data; + tdata_t buf; + tsize_t size; +{ + return (size_t) -1; +} + +static toff_t +tiff_seek_in_memory (data, off, whence) + thandle_t data; + toff_t off; + int whence; +{ + tiff_memory_source *src = (tiff_memory_source *) data; + int idx; + + switch (whence) + { + case SEEK_SET: /* Go from beginning of source. */ + idx = off; + break; + + case SEEK_END: /* Go from end of source. */ + idx = src->len + off; + break; + + case SEEK_CUR: /* Go from current position. */ + idx = src->index + off; + break; + + default: /* Invalid `whence'. */ + return -1; + } + + if (idx > src->len || idx < 0) + return -1; + + src->index = idx; + return src->index; +} + +static int +tiff_close_memory (data) + thandle_t data; +{ + /* NOOP */ + return 0; +} + +static int +tiff_mmap_memory (data, pbase, psize) + thandle_t data; + tdata_t *pbase; + toff_t *psize; +{ + /* It is already _IN_ memory. */ + return 0; +} + +static void +tiff_unmap_memory (data, base, size) + thandle_t data; + tdata_t base; + toff_t size; +{ + /* We don't need to do this. */ +} + +static toff_t +tiff_size_of_memory (data) + thandle_t data; +{ + return ((tiff_memory_source *) data)->len; +} + +/* Load TIFF image IMG for use on frame F. Value is non-zero if + successful. */ + +static int +tiff_load (f, img) + struct frame *f; + struct image *img; +{ + Lisp_Object file, specified_file; + Lisp_Object specified_data; + TIFF *tiff; + int width, height, x, y; + uint32 *buf; + int rc; + XImage *ximg; + struct gcpro gcpro1; + tiff_memory_source memsrc; + + specified_file = image_spec_value (img->spec, QCfile, NULL); + specified_data = image_spec_value (img->spec, QCdata, NULL); + file = Qnil; + GCPRO1 (file); + + if (NILP (specified_data)) + { + /* Read from a file */ + file = x_find_image_file (specified_file); + if (!STRINGP (file)) + { + image_error ("Cannot find image file `%s'", file, Qnil); + UNGCPRO; + return 0; + } + + /* Try to open the image file. */ + tiff = TIFFOpen (XSTRING (file)->data, "r"); + if (tiff == NULL) + { + image_error ("Cannot open `%s'", file, Qnil); + UNGCPRO; + return 0; + } + } + else + { + /* Memory source! */ + memsrc.bytes = XSTRING (specified_data)->data; + memsrc.len = STRING_BYTES (XSTRING (specified_data)); + memsrc.index = 0; + + tiff = TIFFClientOpen ("memory_source", "r", &memsrc, + (TIFFReadWriteProc) tiff_read_from_memory, + (TIFFReadWriteProc) tiff_write_from_memory, + tiff_seek_in_memory, + tiff_close_memory, + tiff_size_of_memory, + tiff_mmap_memory, + tiff_unmap_memory); + + if (!tiff) + { + image_error ("Cannot open memory source for `%s'", img->spec, Qnil); + UNGCPRO; + return 0; + } + } + + /* Get width and height of the image, and allocate a raster buffer + of width x height 32-bit values. */ + TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); + TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); + buf = (uint32 *) xmalloc (width * height * sizeof *buf); + + rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); + TIFFClose (tiff); + if (!rc) + { + image_error ("Error reading TIFF image `%s'", img->spec, Qnil); + xfree (buf); + UNGCPRO; + return 0; + } + + BLOCK_INPUT; + + /* Create the X image and pixmap. */ + if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) + { + UNBLOCK_INPUT; + xfree (buf); + UNGCPRO; + return 0; + } + + /* Initialize the color table. */ + init_color_table (); + + /* Process the pixel raster. Origin is in the lower-left corner. */ + for (y = 0; y < height; ++y) + { + uint32 *row = buf + y * width; + + for (x = 0; x < width; ++x) + { + uint32 abgr = row[x]; + int r = TIFFGetR (abgr) << 8; + int g = TIFFGetG (abgr) << 8; + int b = TIFFGetB (abgr) << 8; + XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); + } + } + + /* Remember the colors allocated for the image. Free the color table. */ + img->colors = colors_in_color_table (&img->ncolors); + free_color_table (); + + /* Put the image into the pixmap, then free the X image and its buffer. */ + x_put_x_image (f, ximg, img->pixmap, width, height); + x_destroy_x_image (ximg); + xfree (buf); + UNBLOCK_INPUT; + + img->width = width; + img->height = height; + + UNGCPRO; + return 1; +} + +#endif /* HAVE_TIFF != 0 */ + + + +/*********************************************************************** + GIF + ***********************************************************************/ + +#if HAVE_GIF + +#include <gif_lib.h> + +static int gif_image_p P_ ((Lisp_Object object)); +static int gif_load P_ ((struct frame *f, struct image *img)); + +/* The symbol `gif' identifying images of this type. */ + +Lisp_Object Qgif; + +/* Indices of image specification fields in gif_format, below. */ + +enum gif_keyword_index +{ + GIF_TYPE, + GIF_DATA, + GIF_FILE, + GIF_ASCENT, + GIF_MARGIN, + GIF_RELIEF, + GIF_ALGORITHM, + GIF_HEURISTIC_MASK, + GIF_IMAGE, + GIF_LAST +}; + +/* Vector of image_keyword structures describing the format + of valid user-defined image specifications. */ + +static struct image_keyword gif_format[GIF_LAST] = +{ + {":type", IMAGE_SYMBOL_VALUE, 1}, + {":data", IMAGE_STRING_VALUE, 0}, + {":file", IMAGE_STRING_VALUE, 0}, + {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, + {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, + {":relief", IMAGE_INTEGER_VALUE, 0}, + {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} +}; + +/* Structure describing the image type `gif'. */ + +static struct image_type gif_type = +{ + &Qgif, + gif_image_p, + gif_load, + x_clear_image, + NULL +}; + +/* Return non-zero if OBJECT is a valid GIF image specification. */ + +static int +gif_image_p (object) + Lisp_Object object; +{ + struct image_keyword fmt[GIF_LAST]; + bcopy (gif_format, fmt, sizeof fmt); + + if (!parse_image_spec (object, fmt, GIF_LAST, Qgif) + || (fmt[GIF_ASCENT].count + && XFASTINT (fmt[GIF_ASCENT].value) > 100)) + return 0; + + /* Must specify either the :data or :file keyword. */ + return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; +} + +/* Reading a GIF image from memory + Based on the PNG memory stuff to a certain extent. */ + +typedef struct +{ + unsigned char *bytes; + size_t len; + int index; +} +gif_memory_source; + +/* Make the current memory source available to gif_read_from_memory. + It's done this way because not all versions of libungif support + a UserData field in the GifFileType structure. */ +static gif_memory_source *current_gif_memory_src; + +static int +gif_read_from_memory (file, buf, len) + GifFileType *file; + GifByteType *buf; + int len; +{ + gif_memory_source *src = current_gif_memory_src; + + if (len > src->len - src->index) + return -1; + + bcopy (src->bytes + src->index, buf, len); + src->index += len; + return len; +} + + +/* Load GIF image IMG for use on frame F. Value is non-zero if + successful. */ + +static int +gif_load (f, img) + struct frame *f; + struct image *img; +{ + Lisp_Object file, specified_file; + Lisp_Object specified_data; + int rc, width, height, x, y, i; + XImage *ximg; + ColorMapObject *gif_color_map; + unsigned long pixel_colors[256]; + GifFileType *gif; + struct gcpro gcpro1; + Lisp_Object image; + int ino, image_left, image_top, image_width, image_height; + gif_memory_source memsrc; + unsigned char *raster; + + specified_file = image_spec_value (img->spec, QCfile, NULL); + specified_data = image_spec_value (img->spec, QCdata, NULL); + file = Qnil; + GCPRO1 (file); + + if (NILP (specified_data)) + { + file = x_find_image_file (specified_file); + if (!STRINGP (file)) + { + image_error ("Cannot find image file `%s'", specified_file, Qnil); + UNGCPRO; + return 0; + } + + /* Open the GIF file. */ + gif = DGifOpenFileName (XSTRING (file)->data); + if (gif == NULL) + { + image_error ("Cannot open `%s'", file, Qnil); + UNGCPRO; + return 0; + } + } + else + { + /* Read from memory! */ + current_gif_memory_src = &memsrc; + memsrc.bytes = XSTRING (specified_data)->data; + memsrc.len = STRING_BYTES (XSTRING (specified_data)); + memsrc.index = 0; + + gif = DGifOpen(&memsrc, gif_read_from_memory); + if (!gif) + { + image_error ("Cannot open memory source `%s'", img->spec, Qnil); + UNGCPRO; + return 0; + } + } + + /* Read entire contents. */ + rc = DGifSlurp (gif); + if (rc == GIF_ERROR) + { + image_error ("Error reading `%s'", img->spec, Qnil); + DGifCloseFile (gif); + UNGCPRO; + return 0; + } + + image = image_spec_value (img->spec, QCindex, NULL); + ino = INTEGERP (image) ? XFASTINT (image) : 0; + if (ino >= gif->ImageCount) + { + image_error ("Invalid image number `%s' in image `%s'", + image, img->spec); + DGifCloseFile (gif); + UNGCPRO; + return 0; + } + + width = img->width = gif->SWidth; + height = img->height = gif->SHeight; + + BLOCK_INPUT; + + /* Create the X image and pixmap. */ + if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) + { + UNBLOCK_INPUT; + DGifCloseFile (gif); + UNGCPRO; + return 0; + } + + /* Allocate colors. */ + gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; + if (!gif_color_map) + gif_color_map = gif->SColorMap; + init_color_table (); + bzero (pixel_colors, sizeof pixel_colors); + + for (i = 0; i < gif_color_map->ColorCount; ++i) + { + int r = gif_color_map->Colors[i].Red << 8; + int g = gif_color_map->Colors[i].Green << 8; + int b = gif_color_map->Colors[i].Blue << 8; + pixel_colors[i] = lookup_rgb_color (f, r, g, b); + } + + img->colors = colors_in_color_table (&img->ncolors); + free_color_table (); + + /* Clear the part of the screen image that are not covered by + the image from the GIF file. Full animated GIF support + requires more than can be done here (see the gif89 spec, + disposal methods). Let's simply assume that the part + not covered by a sub-image is in the frame's background color. */ + image_top = gif->SavedImages[ino].ImageDesc.Top; + image_left = gif->SavedImages[ino].ImageDesc.Left; + image_width = gif->SavedImages[ino].ImageDesc.Width; + image_height = gif->SavedImages[ino].ImageDesc.Height; + + for (y = 0; y < image_top; ++y) + for (x = 0; x < width; ++x) + XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); + + for (y = image_top + image_height; y < height; ++y) + for (x = 0; x < width; ++x) + XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); + + for (y = image_top; y < image_top + image_height; ++y) + { + for (x = 0; x < image_left; ++x) + XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); + for (x = image_left + image_width; x < width; ++x) + XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); + } + + /* Read the GIF image into the X image. We use a local variable + `raster' here because RasterBits below is a char *, and invites + problems with bytes >= 0x80. */ + raster = (unsigned char *) gif->SavedImages[ino].RasterBits; + + if (gif->SavedImages[ino].ImageDesc.Interlace) + { + static int interlace_start[] = {0, 4, 2, 1}; + static int interlace_increment[] = {8, 8, 4, 2}; + int pass, inc; + int row = interlace_start[0]; + + pass = 0; + + for (y = 0; y < image_height; y++) + { + if (row >= image_height) + { + row = interlace_start[++pass]; + while (row >= image_height) + row = interlace_start[++pass]; + } + + for (x = 0; x < image_width; x++) + { + int i = raster[(y * image_width) + x]; + XPutPixel (ximg, x + image_left, row + image_top, + pixel_colors[i]); + } + + row += interlace_increment[pass]; + } + } + else + { + for (y = 0; y < image_height; ++y) + for (x = 0; x < image_width; ++x) + { + int i = raster[y* image_width + x]; + XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); + } + } + + DGifCloseFile (gif); + + /* Put the image into the pixmap, then free the X image and its buffer. */ + x_put_x_image (f, ximg, img->pixmap, width, height); + x_destroy_x_image (ximg); + UNBLOCK_INPUT; + + UNGCPRO; + return 1; +} + +#endif /* HAVE_GIF != 0 */ + + + +/*********************************************************************** + Ghostscript + ***********************************************************************/ + +#ifdef HAVE_GHOSTSCRIPT +static int gs_image_p P_ ((Lisp_Object object)); +static int gs_load P_ ((struct frame *f, struct image *img)); +static void gs_clear_image P_ ((struct frame *f, struct image *img)); + +/* The symbol `postscript' identifying images of this type. */ + +Lisp_Object Qpostscript; + +/* Keyword symbols. */ + +Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; + +/* Indices of image specification fields in gs_format, below. */ + +enum gs_keyword_index +{ + GS_TYPE, + GS_PT_WIDTH, + GS_PT_HEIGHT, + GS_FILE, + GS_LOADER, + GS_BOUNDING_BOX, + GS_ASCENT, + GS_MARGIN, + GS_RELIEF, + GS_ALGORITHM, + GS_HEURISTIC_MASK, + GS_LAST +}; + +/* Vector of image_keyword structures describing the format + of valid user-defined image specifications. */ + +static struct image_keyword gs_format[GS_LAST] = +{ + {":type", IMAGE_SYMBOL_VALUE, 1}, + {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, + {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, + {":file", IMAGE_STRING_VALUE, 1}, + {":loader", IMAGE_FUNCTION_VALUE, 0}, + {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, + {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, + {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, + {":relief", IMAGE_INTEGER_VALUE, 0}, + {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, + {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} +}; + +/* Structure describing the image type `ghostscript'. */ + +static struct image_type gs_type = +{ + &Qpostscript, + gs_image_p, + gs_load, + gs_clear_image, + NULL +}; + + +/* Free X resources of Ghostscript image IMG which is used on frame F. */ + +static void +gs_clear_image (f, img) + struct frame *f; + struct image *img; +{ + /* IMG->data.ptr_val may contain a recorded colormap. */ + xfree (img->data.ptr_val); + x_clear_image (f, img); +} + + +/* Return non-zero if OBJECT is a valid Ghostscript image + specification. */ + +static int +gs_image_p (object) + Lisp_Object object; +{ + struct image_keyword fmt[GS_LAST]; + Lisp_Object tem; + int i; + + bcopy (gs_format, fmt, sizeof fmt); + + if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript) + || (fmt[GS_ASCENT].count + && XFASTINT (fmt[GS_ASCENT].value) > 100)) + return 0; + + /* Bounding box must be a list or vector containing 4 integers. */ + tem = fmt[GS_BOUNDING_BOX].value; + if (CONSP (tem)) + { + for (i = 0; i < 4; ++i, tem = XCDR (tem)) + if (!CONSP (tem) || !INTEGERP (XCAR (tem))) + return 0; + if (!NILP (tem)) + return 0; + } + else if (VECTORP (tem)) + { + if (XVECTOR (tem)->size != 4) + return 0; + for (i = 0; i < 4; ++i) + if (!INTEGERP (XVECTOR (tem)->contents[i])) + return 0; + } + else + return 0; + + return 1; +} + + +/* Load Ghostscript image IMG for use on frame F. Value is non-zero + if successful. */ + +static int +gs_load (f, img) + struct frame *f; + struct image *img; +{ + char buffer[100]; + Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; + struct gcpro gcpro1, gcpro2; + Lisp_Object frame; + double in_width, in_height; + Lisp_Object pixel_colors = Qnil; + + /* Compute pixel size of pixmap needed from the given size in the + image specification. Sizes in the specification are in pt. 1 pt + = 1/72 in, xdpi and ydpi are stored in the frame's X display + info. */ + pt_width = image_spec_value (img->spec, QCpt_width, NULL); + in_width = XFASTINT (pt_width) / 72.0; + img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; + pt_height = image_spec_value (img->spec, QCpt_height, NULL); + in_height = XFASTINT (pt_height) / 72.0; + img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; + + /* Create the pixmap. */ + BLOCK_INPUT; + xassert (img->pixmap == 0); + img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), + img->width, img->height, + DefaultDepthOfScreen (FRAME_X_SCREEN (f))); + UNBLOCK_INPUT; + + if (!img->pixmap) + { + image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); + return 0; + } + + /* Call the loader to fill the pixmap. It returns a process object + if successful. We do not record_unwind_protect here because + other places in redisplay like calling window scroll functions + don't either. Let the Lisp loader use `unwind-protect' instead. */ + GCPRO2 (window_and_pixmap_id, pixel_colors); + + sprintf (buffer, "%lu %lu", + (unsigned long) FRAME_W32_WINDOW (f), + (unsigned long) img->pixmap); + window_and_pixmap_id = build_string (buffer); + + sprintf (buffer, "%lu %lu", + FRAME_FOREGROUND_PIXEL (f), + FRAME_BACKGROUND_PIXEL (f)); + pixel_colors = build_string (buffer); + + XSETFRAME (frame, f); + loader = image_spec_value (img->spec, QCloader, NULL); + if (NILP (loader)) + loader = intern ("gs-load-image"); + + img->data.lisp_val = call6 (loader, frame, img->spec, + make_number (img->width), + make_number (img->height), + window_and_pixmap_id, + pixel_colors); + UNGCPRO; + return PROCESSP (img->data.lisp_val); +} + + +/* Kill the Ghostscript process that was started to fill PIXMAP on + frame F. Called from XTread_socket when receiving an event + telling Emacs that Ghostscript has finished drawing. */ + +void +x_kill_gs_process (pixmap, f) + Pixmap pixmap; + struct frame *f; +{ + struct image_cache *c = FRAME_X_IMAGE_CACHE (f); + int class, i; + struct image *img; + + /* Find the image containing PIXMAP. */ + for (i = 0; i < c->used; ++i) + if (c->images[i]->pixmap == pixmap) + break; + + /* Kill the GS process. We should have found PIXMAP in the image + cache and its image should contain a process object. */ + xassert (i < c->used); + img = c->images[i]; + xassert (PROCESSP (img->data.lisp_val)); + Fkill_process (img->data.lisp_val, Qnil); + img->data.lisp_val = Qnil; + + /* On displays with a mutable colormap, figure out the colors + allocated for the image by looking at the pixels of an XImage for + img->pixmap. */ + class = FRAME_W32_DISPLAY_INFO (f)->visual->class; + if (class != StaticColor && class != StaticGray && class != TrueColor) + { + XImage *ximg; + + BLOCK_INPUT; + + /* Try to get an XImage for img->pixmep. */ + ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, + 0, 0, img->width, img->height, ~0, ZPixmap); + if (ximg) + { + int x, y; + + /* Initialize the color table. */ + init_color_table (); + + /* For each pixel of the image, look its color up in the + color table. After having done so, the color table will + contain an entry for each color used by the image. */ + for (y = 0; y < img->height; ++y) + for (x = 0; x < img->width; ++x) + { + unsigned long pixel = XGetPixel (ximg, x, y); + lookup_pixel_color (f, pixel); + } + + /* Record colors in the image. Free color table and XImage. */ + img->colors = colors_in_color_table (&img->ncolors); + free_color_table (); + XDestroyImage (ximg); + +#if 0 /* This doesn't seem to be the case. If we free the colors + here, we get a BadAccess later in x_clear_image when + freeing the colors. */ + /* We have allocated colors once, but Ghostscript has also + allocated colors on behalf of us. So, to get the + reference counts right, free them once. */ + if (img->ncolors) + { + Colormap cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); + XFreeColors (FRAME_W32_DISPLAY (f), cmap, + img->colors, img->ncolors, 0); + } +#endif + } + else + image_error ("Cannot get X image of `%s'; colors will not be freed", + img->spec, Qnil); + + UNBLOCK_INPUT; + } +} + +#endif /* HAVE_GHOSTSCRIPT */ + + +/*********************************************************************** + Window properties + ***********************************************************************/ + +DEFUN ("x-change-window-property", Fx_change_window_property, + Sx_change_window_property, 2, 3, 0, + doc: /* Change window property PROP to VALUE on the X window of FRAME. +PROP and VALUE must be strings. FRAME nil or omitted means use the +selected frame. Value is VALUE. */) + (prop, value, frame) + Lisp_Object frame, prop, value; +{ +#if 0 /* MAC_TODO : port window properties to Mac */ + struct frame *f = check_x_frame (frame); + Atom prop_atom; + + CHECK_STRING (prop); + CHECK_STRING (value); + + BLOCK_INPUT; + prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); + XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), + prop_atom, XA_STRING, 8, PropModeReplace, + XSTRING (value)->data, XSTRING (value)->size); + + /* Make sure the property is set when we return. */ + XFlush (FRAME_W32_DISPLAY (f)); + UNBLOCK_INPUT; + +#endif /* MAC_TODO */ + + return value; +} + + +DEFUN ("x-delete-window-property", Fx_delete_window_property, + Sx_delete_window_property, 1, 2, 0, + doc: /* Remove window property PROP from X window of FRAME. +FRAME nil or omitted means use the selected frame. Value is PROP. */) + (prop, frame) + Lisp_Object prop, frame; +{ +#if 0 /* MAC_TODO : port window properties to Mac */ + + struct frame *f = check_x_frame (frame); + Atom prop_atom; + + CHECK_STRING (prop); + BLOCK_INPUT; + prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); + XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); + + /* Make sure the property is removed when we return. */ + XFlush (FRAME_W32_DISPLAY (f)); + UNBLOCK_INPUT; +#endif /* MAC_TODO */ + + return prop; +} + + +DEFUN ("x-window-property", Fx_window_property, Sx_window_property, + 1, 2, 0, + doc: /* Value is the value of window property PROP on FRAME. +If FRAME is nil or omitted, use the selected frame. Value is nil +if FRAME hasn't a property with name PROP or if PROP has no string +value. */) + (prop, frame) + Lisp_Object prop, frame; +{ +#if 0 /* MAC_TODO : port window properties to Mac */ + + struct frame *f = check_x_frame (frame); + Atom prop_atom; + int rc; + Lisp_Object prop_value = Qnil; + char *tmp_data = NULL; + Atom actual_type; + int actual_format; + unsigned long actual_size, bytes_remaining; + + CHECK_STRING (prop); + BLOCK_INPUT; + prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); + rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), + prop_atom, 0, 0, False, XA_STRING, + &actual_type, &actual_format, &actual_size, + &bytes_remaining, (unsigned char **) &tmp_data); + if (rc == Success) + { + int size = bytes_remaining; + + XFree (tmp_data); + tmp_data = NULL; + + rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), + prop_atom, 0, bytes_remaining, + False, XA_STRING, + &actual_type, &actual_format, + &actual_size, &bytes_remaining, + (unsigned char **) &tmp_data); + if (rc == Success) + prop_value = make_string (tmp_data, size); + + XFree (tmp_data); + } + + UNBLOCK_INPUT; + + return prop_value; + +#endif /* MAC_TODO */ + return Qnil; +} + + + +/*********************************************************************** + Hourglass cursor + ***********************************************************************/ + +/* If non-null, an asynchronous timer that, when it expires, displays + an hourglass cursor on all frames. */ + +static struct atimer *hourglass_atimer; + +/* Non-zero means an hourglass cursor is currently shown. */ + +static int hourglass_shown_p; + +/* Number of seconds to wait before displaying an hourglass cursor. */ + +static Lisp_Object Vhourglass_delay; + +/* Default number of seconds to wait before displaying an hourglass + cursor. */ + +#define DEFAULT_HOURGLASS_DELAY 1 + +/* Function prototypes. */ + +static void show_hourglass P_ ((struct atimer *)); +static void hide_hourglass P_ ((void)); + + +/* Cancel a currently active hourglass timer, and start a new one. */ + +void +start_hourglass () +{ +#if 0 /* MAC_TODO: cursor shape changes. */ + EMACS_TIME delay; + int secs, usecs = 0; + + cancel_hourglass (); + + if (INTEGERP (Vhourglass_delay) + && XINT (Vhourglass_delay) > 0) + secs = XFASTINT (Vhourglass_delay); + else if (FLOATP (Vhourglass_delay) + && XFLOAT_DATA (Vhourglass_delay) > 0) + { + Lisp_Object tem; + tem = Ftruncate (Vhourglass_delay, Qnil); + secs = XFASTINT (tem); + usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; + } + else + secs = DEFAULT_HOURGLASS_DELAY; + + EMACS_SET_SECS_USECS (delay, secs, usecs); + hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, + show_hourglass, NULL); +#endif /* MAC_TODO */ +} + + +/* Cancel the hourglass cursor timer if active, hide an hourglass + cursor if shown. */ + +void +cancel_hourglass () +{ + if (hourglass_atimer) + { + cancel_atimer (hourglass_atimer); + hourglass_atimer = NULL; + } + + if (hourglass_shown_p) + hide_hourglass (); +} + + +/* Timer function of hourglass_atimer. TIMER is equal to + hourglass_atimer. + + Display an hourglass cursor on all frames by mapping the frames' + hourglass_window. Set the hourglass_p flag in the frames' + output_data.x structure to indicate that an hourglass cursor is + shown on the frames. */ + +static void +show_hourglass (timer) + struct atimer *timer; +{ +#if 0 /* MAC_TODO: cursor shape changes. */ + /* The timer implementation will cancel this timer automatically + after this function has run. Set hourglass_atimer to null + so that we know the timer doesn't have to be canceled. */ + hourglass_atimer = NULL; + + if (!hourglass_shown_p) + { + Lisp_Object rest, frame; + + BLOCK_INPUT; + + FOR_EACH_FRAME (rest, frame) + if (FRAME_W32_P (XFRAME (frame))) + { + struct frame *f = XFRAME (frame); + + f->output_data.w32->hourglass_p = 1; + + if (!f->output_data.w32->hourglass_window) + { + unsigned long mask = CWCursor; + XSetWindowAttributes attrs; + + attrs.cursor = f->output_data.w32->hourglass_cursor; + + f->output_data.w32->hourglass_window + = XCreateWindow (FRAME_X_DISPLAY (f), + FRAME_OUTER_WINDOW (f), + 0, 0, 32000, 32000, 0, 0, + InputOnly, + CopyFromParent, + mask, &attrs); + } + + XMapRaised (FRAME_X_DISPLAY (f), + f->output_data.w32->hourglass_window); + XFlush (FRAME_X_DISPLAY (f)); + } + + hourglass_shown_p = 1; + UNBLOCK_INPUT; + } +#endif /* MAC_TODO */ +} + + +/* Hide the hourglass cursor on all frames, if it is currently shown. */ + +static void +hide_hourglass () +{ +#if 0 /* MAC_TODO: cursor shape changes. */ + if (hourglass_shown_p) + { + Lisp_Object rest, frame; + + BLOCK_INPUT; + FOR_EACH_FRAME (rest, frame) + { + struct frame *f = XFRAME (frame); + + if (FRAME_W32_P (f) + /* Watch out for newly created frames. */ + && f->output_data.x->hourglass_window) + { + XUnmapWindow (FRAME_X_DISPLAY (f), + f->output_data.x->hourglass_window); + /* Sync here because XTread_socket looks at the + hourglass_p flag that is reset to zero below. */ + XSync (FRAME_X_DISPLAY (f), False); + f->output_data.x->hourglass_p = 0; + } + } + + hourglass_shown_p = 0; + UNBLOCK_INPUT; + } +#endif /* MAC_TODO */ +} + + + +/*********************************************************************** + Tool tips + ***********************************************************************/ + +static Lisp_Object x_create_tip_frame P_ ((struct mac_display_info *, + Lisp_Object)); + +/* The frame of a currently visible tooltip, or null. */ + +Lisp_Object tip_frame; + +/* If non-nil, a timer started that hides the last tooltip when it + fires. */ + +Lisp_Object tip_timer; +Window tip_window; + +/* If non-nil, a vector of 3 elements containing the last args + with which x-show-tip was called. See there. */ + +Lisp_Object last_show_tip_args; + +/* Create a frame for a tooltip on the display described by DPYINFO. + PARMS is a list of frame parameters. Value is the frame. */ + +static Lisp_Object +x_create_tip_frame (dpyinfo, parms) + struct mac_display_info *dpyinfo; + Lisp_Object parms; +{ +#if 0 /* MAC_TODO : Mac version */ + struct frame *f; + Lisp_Object frame, tem; + Lisp_Object name; + long window_prompting = 0; + int width, height; + int count = specpdl_ptr - specpdl; + struct gcpro gcpro1, gcpro2, gcpro3; + struct kboard *kb; + + check_x (); + + /* Use this general default value to start with until we know if + this frame has a specified name. */ + Vx_resource_name = Vinvocation_name; + +#ifdef MULTI_KBOARD + kb = dpyinfo->kboard; +#else + kb = &the_only_kboard; +#endif + + /* Get the name of the frame to use for resource lookup. */ + name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); + if (!STRINGP (name) + && !EQ (name, Qunbound) + && !NILP (name)) + error ("Invalid frame name--not a string or nil"); + Vx_resource_name = name; + + frame = Qnil; + GCPRO3 (parms, name, frame); + tip_frame = f = make_frame (1); + XSETFRAME (frame, f); + FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; + + f->output_method = output_w32; + f->output_data.w32 = + (struct w32_output *) xmalloc (sizeof (struct w32_output)); + bzero (f->output_data.w32, sizeof (struct w32_output)); +#if 0 + f->output_data.w32->icon_bitmap = -1; +#endif + f->output_data.w32->fontset = -1; + f->icon_name = Qnil; + +#ifdef MULTI_KBOARD + FRAME_KBOARD (f) = kb; +#endif + f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; + f->output_data.w32->explicit_parent = 0; + + /* Set the name; the functions to which we pass f expect the name to + be set. */ + if (EQ (name, Qunbound) || NILP (name)) + { + f->name = build_string (dpyinfo->x_id_name); + f->explicit_name = 0; + } + else + { + f->name = name; + f->explicit_name = 1; + /* use the frame's title when getting resources for this frame. */ + specbind (Qx_resource_name, name); + } + + /* Extract the window parameters from the supplied values + that are needed to determine window geometry. */ + { + Lisp_Object font; + + font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); + + BLOCK_INPUT; + /* First, try whatever font the caller has specified. */ + if (STRINGP (font)) + { + tem = Fquery_fontset (font, Qnil); + if (STRINGP (tem)) + font = x_new_fontset (f, XSTRING (tem)->data); + else + font = x_new_font (f, XSTRING (font)->data); + } + + /* Try out a font which we hope has bold and italic variations. */ + if (!STRINGP (font)) + font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); + if (!STRINGP (font)) + font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); + if (! STRINGP (font)) + font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); + if (! STRINGP (font)) + /* This was formerly the first thing tried, but it finds too many fonts + and takes too long. */ + font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); + /* If those didn't work, look for something which will at least work. */ + if (! STRINGP (font)) + font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); + UNBLOCK_INPUT; + if (! STRINGP (font)) + font = build_string ("fixed"); + + x_default_parameter (f, parms, Qfont, font, + "font", "Font", RES_TYPE_STRING); + } + + x_default_parameter (f, parms, Qborder_width, make_number (2), + "borderWidth", "BorderWidth", RES_TYPE_NUMBER); + + /* This defaults to 2 in order to match xterm. We recognize either + internalBorderWidth or internalBorder (which is what xterm calls + it). */ + if (NILP (Fassq (Qinternal_border_width, parms))) + { + Lisp_Object value; + + value = w32_get_arg (parms, Qinternal_border_width, + "internalBorder", "internalBorder", RES_TYPE_NUMBER); + if (! EQ (value, Qunbound)) + parms = Fcons (Fcons (Qinternal_border_width, value), + parms); + } + + x_default_parameter (f, parms, Qinternal_border_width, make_number (1), + "internalBorderWidth", "internalBorderWidth", + RES_TYPE_NUMBER); + + /* Also do the stuff which must be set before the window exists. */ + x_default_parameter (f, parms, Qforeground_color, build_string ("black"), + "foreground", "Foreground", RES_TYPE_STRING); + x_default_parameter (f, parms, Qbackground_color, build_string ("white"), + "background", "Background", RES_TYPE_STRING); + x_default_parameter (f, parms, Qmouse_color, build_string ("black"), + "pointerColor", "Foreground", RES_TYPE_STRING); + x_default_parameter (f, parms, Qcursor_color, build_string ("black"), + "cursorColor", "Foreground", RES_TYPE_STRING); + x_default_parameter (f, parms, Qborder_color, build_string ("black"), + "borderColor", "BorderColor", RES_TYPE_STRING); + + /* Init faces before x_default_parameter is called for scroll-bar + parameters because that function calls x_set_scroll_bar_width, + which calls change_frame_size, which calls Fset_window_buffer, + which runs hooks, which call Fvertical_motion. At the end, we + end up in init_iterator with a null face cache, which should not + happen. */ + init_frame_faces (f); + + f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; + window_prompting = x_figure_window_size (f, parms); + + if (window_prompting & XNegative) + { + if (window_prompting & YNegative) + f->output_data.w32->win_gravity = SouthEastGravity; + else + f->output_data.w32->win_gravity = NorthEastGravity; + } + else + { + if (window_prompting & YNegative) + f->output_data.w32->win_gravity = SouthWestGravity; + else + f->output_data.w32->win_gravity = NorthWestGravity; + } + + f->output_data.w32->size_hint_flags = window_prompting; + { + XSetWindowAttributes attrs; + unsigned long mask; + + BLOCK_INPUT; + mask = CWBackPixel | CWOverrideRedirect | CWSaveUnder | CWEventMask; + /* Window managers looks at the override-redirect flag to + determine whether or net to give windows a decoration (Xlib + 3.2.8). */ + attrs.override_redirect = True; + attrs.save_under = True; + attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); + /* Arrange for getting MapNotify and UnmapNotify events. */ + attrs.event_mask = StructureNotifyMask; + tip_window + = FRAME_W32_WINDOW (f) + = XCreateWindow (FRAME_W32_DISPLAY (f), + FRAME_W32_DISPLAY_INFO (f)->root_window, + /* x, y, width, height */ + 0, 0, 1, 1, + /* Border. */ + 1, + CopyFromParent, InputOutput, CopyFromParent, + mask, &attrs); + UNBLOCK_INPUT; + } + + x_make_gc (f); + + x_default_parameter (f, parms, Qauto_raise, Qnil, + "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); + x_default_parameter (f, parms, Qauto_lower, Qnil, + "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); + x_default_parameter (f, parms, Qcursor_type, Qbox, + "cursorType", "CursorType", RES_TYPE_SYMBOL); + + /* Dimensions, especially f->height, must be done via change_frame_size. + Change will not be effected unless different from the current + f->height. */ + width = f->width; + height = f->height; + f->height = 0; + SET_FRAME_WIDTH (f, 0); + change_frame_size (f, height, width, 1, 0, 0); + + f->no_split = 1; + + UNGCPRO; + + /* It is now ok to make the frame official even if we get an error + below. And the frame needs to be on Vframe_list or making it + visible won't work. */ + Vframe_list = Fcons (frame, Vframe_list); + + /* Now that the frame is official, it counts as a reference to + its display. */ + FRAME_W32_DISPLAY_INFO (f)->reference_count++; + + return unbind_to (count, frame); +#endif /* MAC_TODO */ + return Qnil; +} + + +DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, + doc : /* Show STRING in a "tooltip" window on frame FRAME. +A tooltip window is a small window displaying a string. + +FRAME nil or omitted means use the selected frame. + +PARMS is an optional list of frame parameters which can be used to +change the tooltip's appearance. + +Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil +means use the default timeout of 5 seconds. + +If the list of frame parameters PARAMS contains a `left' parameters, +the tooltip is displayed at that x-position. Otherwise it is +displayed at the mouse position, with offset DX added (default is 5 if +DX isn't specified). Likewise for the y-position; if a `top' frame +parameter is specified, it determines the y-position of the tooltip +window, otherwise it is displayed at the mouse position, with offset +DY added (default is 10). */) + (string, frame, parms, timeout, dx, dy) + Lisp_Object string, frame, parms, timeout, dx, dy; +{ + struct frame *f; + struct window *w; + Window root, child; + Lisp_Object buffer, top, left; + struct buffer *old_buffer; + struct text_pos pos; + int i, width, height; + int root_x, root_y, win_x, win_y; + unsigned pmask; + struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; + int old_windows_or_buffers_changed = windows_or_buffers_changed; + int count = specpdl_ptr - specpdl; + + specbind (Qinhibit_redisplay, Qt); + + GCPRO4 (string, parms, frame, timeout); + + CHECK_STRING (string); + f = check_x_frame (frame); + if (NILP (timeout)) + timeout = make_number (5); + else + CHECK_NATNUM (timeout); + + if (NILP (dx)) + dx = make_number (5); + else + CHECK_NUMBER (dx); + + if (NILP (dy)) + dy = make_number (-10); + else + CHECK_NUMBER (dy); + + if (NILP (last_show_tip_args)) + last_show_tip_args = Fmake_vector (make_number (3), Qnil); + + if (!NILP (tip_frame)) + { + Lisp_Object last_string = AREF (last_show_tip_args, 0); + Lisp_Object last_frame = AREF (last_show_tip_args, 1); + Lisp_Object last_parms = AREF (last_show_tip_args, 2); + + if (EQ (frame, last_frame) + && !NILP (Fequal (last_string, string)) + && !NILP (Fequal (last_parms, parms))) + { + struct frame *f = XFRAME (tip_frame); + + /* Only DX and DY have changed. */ + if (!NILP (tip_timer)) + { + Lisp_Object timer = tip_timer; + tip_timer = Qnil; + call1 (Qcancel_timer, timer); + } + +#if 0 /* MAC_TODO : Mac specifics */ + BLOCK_INPUT; + compute_tip_xy (f, parms, dx, dy, &root_x, &root_y); + XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), + root_x, root_y - PIXEL_HEIGHT (f)); + UNBLOCK_INPUT; +#endif /* MAC_TODO */ + goto start_timer; + } + } + + /* Hide a previous tip, if any. */ + Fx_hide_tip (); + + ASET (last_show_tip_args, 0, string); + ASET (last_show_tip_args, 1, frame); + ASET (last_show_tip_args, 2, parms); + + /* Add default values to frame parameters. */ + if (NILP (Fassq (Qname, parms))) + parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); + if (NILP (Fassq (Qinternal_border_width, parms))) + parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); + if (NILP (Fassq (Qborder_width, parms))) + parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); + if (NILP (Fassq (Qborder_color, parms))) + parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); + if (NILP (Fassq (Qbackground_color, parms))) + parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), + parms); + + /* Create a frame for the tooltip, and record it in the global + variable tip_frame. */ + frame = x_create_tip_frame (FRAME_MAC_DISPLAY_INFO (f), parms); + f = XFRAME (frame); + + /* Set up the frame's root window. Currently we use a size of 80 + columns x 40 lines. If someone wants to show a larger tip, he + will loose. I don't think this is a realistic case. */ + w = XWINDOW (FRAME_ROOT_WINDOW (f)); + w->left = w->top = make_number (0); + w->width = make_number (80); + w->height = make_number (40); + adjust_glyphs (f); + w->pseudo_window_p = 1; + + /* Display the tooltip text in a temporary buffer. */ + buffer = Fget_buffer_create (build_string (" *tip*")); + Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); + old_buffer = current_buffer; + set_buffer_internal_1 (XBUFFER (buffer)); + Ferase_buffer (); + Finsert (1, &string); + clear_glyph_matrix (w->desired_matrix); + clear_glyph_matrix (w->current_matrix); + SET_TEXT_POS (pos, BEGV, BEGV_BYTE); + try_window (FRAME_ROOT_WINDOW (f), pos); + + /* Compute width and height of the tooltip. */ + width = height = 0; + for (i = 0; i < w->desired_matrix->nrows; ++i) + { + struct glyph_row *row = &w->desired_matrix->rows[i]; + struct glyph *last; + int row_width; + + /* Stop at the first empty row at the end. */ + if (!row->enabled_p || !row->displays_text_p) + break; + + /* Let the row go over the full width of the frame. */ + row->full_width_p = 1; + + /* There's a glyph at the end of rows that is use to place + the cursor there. Don't include the width of this glyph. */ + if (row->used[TEXT_AREA]) + { + last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; + row_width = row->pixel_width - last->pixel_width; + } + else + row_width = row->pixel_width; + + height += row->height; + width = max (width, row_width); + } + + /* Add the frame's internal border to the width and height the X + window should have. */ + height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); + width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); + + /* Move the tooltip window where the mouse pointer is. Resize and + show it. */ +#if 0 /* TODO : Mac specifics */ + compute_tip_xy (f, parms, dx, dy, &root_x, &root_y); + + BLOCK_INPUT; + XQueryPointer (FRAME_W32_DISPLAY (f), FRAME_W32_DISPLAY_INFO (f)->root_window, + &root, &child, &root_x, &root_y, &win_x, &win_y, &pmask); + XMoveResizeWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), + root_x + 5, root_y - height - 5, width, height); + XMapRaised (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); + UNBLOCK_INPUT; +#endif /* MAC_TODO */ + + /* Draw into the window. */ + w->must_be_updated_p = 1; + update_single_window (w, 1); + + /* Restore original current buffer. */ + set_buffer_internal_1 (old_buffer); + windows_or_buffers_changed = old_windows_or_buffers_changed; + + start_timer: + /* Let the tip disappear after timeout seconds. */ + tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, + intern ("x-hide-tip")); + + UNGCPRO; + return unbind_to (count, Qnil); +} + + +DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, + doc: /* Hide the current tooltip window, if there is any. +Value is t is tooltip was open, nil otherwise. */) + () +{ + int count; + Lisp_Object deleted, frame, timer; + struct gcpro gcpro1, gcpro2; + + /* Return quickly if nothing to do. */ + if (NILP (tip_timer) && NILP (tip_frame)) + return Qnil; + + frame = tip_frame; + timer = tip_timer; + GCPRO2 (frame, timer); + tip_frame = tip_timer = deleted = Qnil; + + count = BINDING_STACK_SIZE (); + specbind (Qinhibit_redisplay, Qt); + specbind (Qinhibit_quit, Qt); + + if (!NILP (timer)) + call1 (Qcancel_timer, timer); + + if (FRAMEP (frame)) + { + Fdelete_frame (frame, Qnil); + deleted = Qt; + } + + UNGCPRO; + return unbind_to (count, deleted); +} + + + +/*********************************************************************** + File selection dialog + ***********************************************************************/ + +#if 0 /* MAC_TODO: can standard file dialog */ +extern Lisp_Object Qfile_name_history; + +DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, + doc: /* Read file name, prompting with PROMPT in directory DIR. +Use a file selection dialog. +Select DEFAULT-FILENAME in the dialog's file selection box, if +specified. Don't let the user enter a file name in the file +selection dialog's entry field, if MUSTMATCH is non-nil. */) + (prompt, dir, default_filename, mustmatch) + Lisp_Object prompt, dir, default_filename, mustmatch; +{ + struct frame *f = SELECTED_FRAME (); + Lisp_Object file = Qnil; + int count = specpdl_ptr - specpdl; + struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; + char filename[MAX_PATH + 1]; + char init_dir[MAX_PATH + 1]; + int use_dialog_p = 1; + + GCPRO5 (prompt, dir, default_filename, mustmatch, file); + CHECK_STRING (prompt); + CHECK_STRING (dir); + + /* Create the dialog with PROMPT as title, using DIR as initial + directory and using "*" as pattern. */ + dir = Fexpand_file_name (dir, Qnil); + strncpy (init_dir, XSTRING (dir)->data, MAX_PATH); + init_dir[MAX_PATH] = '\0'; + unixtodos_filename (init_dir); + + if (STRINGP (default_filename)) + { + char *file_name_only; + char *full_path_name = XSTRING (default_filename)->data; + + unixtodos_filename (full_path_name); + + file_name_only = strrchr (full_path_name, '\\'); + if (!file_name_only) + file_name_only = full_path_name; + else + { + file_name_only++; + + /* If default_file_name is a directory, don't use the open + file dialog, as it does not support selecting + directories. */ + if (!(*file_name_only)) + use_dialog_p = 0; + } + + strncpy (filename, file_name_only, MAX_PATH); + filename[MAX_PATH] = '\0'; + } + else + filename[0] = '\0'; + + if (use_dialog_p) + { + OPENFILENAME file_details; + char *filename_file; + + /* Prevent redisplay. */ + specbind (Qinhibit_redisplay, Qt); + BLOCK_INPUT; + + bzero (&file_details, sizeof (file_details)); + file_details.lStructSize = sizeof (file_details); + file_details.hwndOwner = FRAME_W32_WINDOW (f); + file_details.lpstrFile = filename; + file_details.nMaxFile = sizeof (filename); + file_details.lpstrInitialDir = init_dir; + file_details.lpstrTitle = XSTRING (prompt)->data; + file_details.Flags = OFN_HIDEREADONLY | OFN_NOCHANGEDIR; + + if (!NILP (mustmatch)) + file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; + + if (GetOpenFileName (&file_details)) + { + dostounix_filename (filename); + file = build_string (filename); + } + else + file = Qnil; + + UNBLOCK_INPUT; + file = unbind_to (count, file); + } + /* Open File dialog will not allow folders to be selected, so resort + to minibuffer completing reads for directories. */ + else + file = Fcompleting_read (prompt, intern ("read-file-name-internal"), + dir, mustmatch, dir, Qfile_name_history, + default_filename, Qnil); + + UNGCPRO; + + /* Make "Cancel" equivalent to C-g. */ + if (NILP (file)) + Fsignal (Qquit, Qnil); + + return unbind_to (count, file); +} +#endif /* MAC_TODO */ + + + +/*********************************************************************** + Tests + ***********************************************************************/ + +#if GLYPH_DEBUG + +DEFUN ("imagep", Fimagep, Simagep, 1, 1, 0, + doc: /* Value is non-nil if SPEC is a valid image specification. */) + (spec) + Lisp_Object spec; +{ + return valid_image_p (spec) ? Qt : Qnil; +} + + +DEFUN ("lookup-image", Flookup_image, Slookup_image, 1, 1, 0, "") + (spec) + Lisp_Object spec; +{ + int id = -1; + + if (valid_image_p (spec)) + id = lookup_image (SELECTED_FRAME (), spec); + + debug_print (spec); + return make_number (id); +} + +#endif /* GLYPH_DEBUG != 0 */ + + + +void +syms_of_macfns () +{ + /* Certainly running on Mac. */ + mac_in_use = 1; + + /* The section below is built by the lisp expression at the top of the file, + just above where these variables are declared. */ + /*&&& init symbols here &&&*/ + Qauto_raise = intern ("auto-raise"); + staticpro (&Qauto_raise); + Qauto_lower = intern ("auto-lower"); + staticpro (&Qauto_lower); + Qbar = intern ("bar"); + staticpro (&Qbar); + Qborder_color = intern ("border-color"); + staticpro (&Qborder_color); + Qborder_width = intern ("border-width"); + staticpro (&Qborder_width); + Qbox = intern ("box"); + staticpro (&Qbox); + Qcursor_color = intern ("cursor-color"); + staticpro (&Qcursor_color); + Qcursor_type = intern ("cursor-type"); + staticpro (&Qcursor_type); + Qgeometry = intern ("geometry"); + staticpro (&Qgeometry); + Qicon_left = intern ("icon-left"); + staticpro (&Qicon_left); + Qicon_top = intern ("icon-top"); + staticpro (&Qicon_top); + Qicon_type = intern ("icon-type"); + staticpro (&Qicon_type); + Qicon_name = intern ("icon-name"); + staticpro (&Qicon_name); + Qinternal_border_width = intern ("internal-border-width"); + staticpro (&Qinternal_border_width); + Qleft = intern ("left"); + staticpro (&Qleft); + Qright = intern ("right"); + staticpro (&Qright); + Qmouse_color = intern ("mouse-color"); + staticpro (&Qmouse_color); + Qnone = intern ("none"); + staticpro (&Qnone); + Qparent_id = intern ("parent-id"); + staticpro (&Qparent_id); + Qscroll_bar_width = intern ("scroll-bar-width"); + staticpro (&Qscroll_bar_width); + Qsuppress_icon = intern ("suppress-icon"); + staticpro (&Qsuppress_icon); + Qundefined_color = intern ("undefined-color"); + staticpro (&Qundefined_color); + Qvertical_scroll_bars = intern ("vertical-scroll-bars"); + staticpro (&Qvertical_scroll_bars); + Qvisibility = intern ("visibility"); + staticpro (&Qvisibility); + Qwindow_id = intern ("window-id"); + staticpro (&Qwindow_id); + Qx_frame_parameter = intern ("x-frame-parameter"); + staticpro (&Qx_frame_parameter); + Qx_resource_name = intern ("x-resource-name"); + staticpro (&Qx_resource_name); + Quser_position = intern ("user-position"); + staticpro (&Quser_position); + Quser_size = intern ("user-size"); + staticpro (&Quser_size); + Qscreen_gamma = intern ("screen-gamma"); + staticpro (&Qscreen_gamma); + Qline_spacing = intern ("line-spacing"); + staticpro (&Qline_spacing); + Qcenter = intern ("center"); + staticpro (&Qcenter); + /* This is the end of symbol initialization. */ + + Qhyper = intern ("hyper"); + staticpro (&Qhyper); + Qsuper = intern ("super"); + staticpro (&Qsuper); + Qmeta = intern ("meta"); + staticpro (&Qmeta); + Qalt = intern ("alt"); + staticpro (&Qalt); + Qctrl = intern ("ctrl"); + staticpro (&Qctrl); + Qcontrol = intern ("control"); + staticpro (&Qcontrol); + Qshift = intern ("shift"); + staticpro (&Qshift); + + /* Text property `display' should be nonsticky by default. */ + Vtext_property_default_nonsticky + = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); + + + Qlaplace = intern ("laplace"); + staticpro (&Qlaplace); + + Qface_set_after_frame_default = intern ("face-set-after-frame-default"); + staticpro (&Qface_set_after_frame_default); + + Fput (Qundefined_color, Qerror_conditions, + Fcons (Qundefined_color, Fcons (Qerror, Qnil))); + Fput (Qundefined_color, Qerror_message, + build_string ("Undefined color")); + + init_x_parm_symbols (); + + DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, + doc: /* List of directories to search for bitmap files for w32. */); + Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); + + DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, + doc: /* The shape of the pointer when over text. +Changing the value does not affect existing frames +unless you set the mouse color. */); + Vx_pointer_shape = Qnil; + + DEFVAR_LISP ("x-resource-name", &Vx_resource_name, + doc: /* The name Emacs uses to look up resources; for internal use only. +`x-get-resource' uses this as the first component of the instance name +when requesting resource values. +Emacs initially sets `x-resource-name' to the name under which Emacs +was invoked, or to the value specified with the `-name' or `-rn' +switches, if present. */); + Vx_resource_name = Qnil; + + Vx_nontext_pointer_shape = Qnil; + + Vx_mode_pointer_shape = Qnil; + + DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, + doc: /* The shape of the pointer when Emacs is hourglass. +This variable takes effect when you create a new frame +or when you set the mouse color. */); + Vx_hourglass_pointer_shape = Qnil; + + DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, + doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); + display_hourglass_p = 1; + + DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, + doc: /* *Seconds to wait before displaying an hourglass pointer. +Value must be an integer or float. */); + Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); + + DEFVAR_LISP ("x-sensitive-text-pointer-shape", + &Vx_sensitive_text_pointer_shape, + doc: /* The shape of the pointer when over mouse-sensitive text. +This variable takes effect when you create a new frame +or when you set the mouse color. */); + Vx_sensitive_text_pointer_shape = Qnil; + + DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, + doc: /* A string indicating the foreground color of the cursor box. */); + Vx_cursor_fore_pixel = Qnil; + + DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, + doc: /* Non-nil if no window manager is in use. +Emacs doesn't try to figure this out; this is always nil +unless you set it to something else. */); + /* We don't have any way to find this out, so set it to nil + and maybe the user would like to set it to t. */ + Vx_no_window_manager = Qnil; + + DEFVAR_LISP ("x-pixel-size-width-font-regexp", + &Vx_pixel_size_width_font_regexp, + doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. + +Since Emacs gets width of a font matching with this regexp from +PIXEL_SIZE field of the name, font finding mechanism gets faster for +such a font. This is especially effective for such large fonts as +Chinese, Japanese, and Korean. */); + Vx_pixel_size_width_font_regexp = Qnil; + + DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, + doc: /* Time after which cached images are removed from the cache. +When an image has not been displayed this many seconds, remove it +from the image cache. Value must be an integer or nil with nil +meaning don't clear the cache. */); + Vimage_cache_eviction_delay = make_number (30 * 60); + +#if 0 /* MAC_TODO: implement get X resource */ + defsubr (&Sx_get_resource); +#endif + defsubr (&Sx_change_window_property); + defsubr (&Sx_delete_window_property); + defsubr (&Sx_window_property); + defsubr (&Sxw_display_color_p); + defsubr (&Sx_display_grayscale_p); + defsubr (&Sxw_color_defined_p); + defsubr (&Sxw_color_values); + defsubr (&Sx_server_max_request_size); + defsubr (&Sx_server_vendor); + defsubr (&Sx_server_version); + defsubr (&Sx_display_pixel_width); + defsubr (&Sx_display_pixel_height); + defsubr (&Sx_display_mm_width); + defsubr (&Sx_display_mm_height); + defsubr (&Sx_display_screens); + defsubr (&Sx_display_planes); + defsubr (&Sx_display_color_cells); + defsubr (&Sx_display_visual_class); + defsubr (&Sx_display_backing_store); + defsubr (&Sx_display_save_under); +#if 0 /* MAC_TODO: implement XParseGeometry */ + defsubr (&Sx_parse_geometry); +#endif + defsubr (&Sx_create_frame); +#if 0 /* MAC_TODO: implement network support */ + defsubr (&Sx_open_connection); + defsubr (&Sx_close_connection); +#endif + defsubr (&Sx_display_list); + defsubr (&Sx_synchronize); + + /* Setting callback functions for fontset handler. */ + get_font_info_func = x_get_font_info; + +#if 0 /* This function pointer doesn't seem to be used anywhere. + And the pointer assigned has the wrong type, anyway. */ + list_fonts_func = x_list_fonts; +#endif + + load_font_func = x_load_font; + find_ccl_program_func = x_find_ccl_program; + query_font_func = x_query_font; + + set_frame_fontset_func = x_set_font; + check_window_system_func = check_mac; + +#if 0 /* MAC_TODO: Image support for Mac Images. */ + Qxbm = intern ("xbm"); + staticpro (&Qxbm); + QCtype = intern (":type"); + staticpro (&QCtype); + QCconversion = intern (":conversion"); + staticpro (&QCconversion); + QCheuristic_mask = intern (":heuristic-mask"); + staticpro (&QCheuristic_mask); + QCcolor_symbols = intern (":color-symbols"); + staticpro (&QCcolor_symbols); + QCascent = intern (":ascent"); + staticpro (&QCascent); + QCmargin = intern (":margin"); + staticpro (&QCmargin); + QCrelief = intern (":relief"); + staticpro (&QCrelief); + Qpostscript = intern ("postscript"); + staticpro (&Qpostscript); + QCloader = intern (":loader"); + staticpro (&QCloader); + QCbounding_box = intern (":bounding-box"); + staticpro (&QCbounding_box); + QCpt_width = intern (":pt-width"); + staticpro (&QCpt_width); + QCpt_height = intern (":pt-height"); + staticpro (&QCpt_height); + QCindex = intern (":index"); + staticpro (&QCindex); + Qpbm = intern ("pbm"); + staticpro (&Qpbm); + +#if HAVE_XPM + Qxpm = intern ("xpm"); + staticpro (&Qxpm); +#endif + +#if HAVE_JPEG + Qjpeg = intern ("jpeg"); + staticpro (&Qjpeg); +#endif + +#if HAVE_TIFF + Qtiff = intern ("tiff"); + staticpro (&Qtiff); +#endif + +#if HAVE_GIF + Qgif = intern ("gif"); + staticpro (&Qgif); +#endif + +#if HAVE_PNG + Qpng = intern ("png"); + staticpro (&Qpng); +#endif + + defsubr (&Sclear_image_cache); + +#if GLYPH_DEBUG + defsubr (&Simagep); + defsubr (&Slookup_image); +#endif +#endif /* MAC_TODO */ + + hourglass_atimer = NULL; + hourglass_shown_p = 0; + + defsubr (&Sx_show_tip); + defsubr (&Sx_hide_tip); + staticpro (&tip_timer); + tip_timer = Qnil; + +#if 0 /* MAC_TODO */ + defsubr (&Sx_file_dialog); +#endif +} + + +void +init_xfns () +{ + image_types = NULL; + Vimage_types = Qnil; + + define_image_type (&xbm_type); +#if 0 /* NTEMACS_TODO : Image support for W32 */ + define_image_type (&gs_type); + define_image_type (&pbm_type); + +#if HAVE_XPM + define_image_type (&xpm_type); +#endif + +#if HAVE_JPEG + define_image_type (&jpeg_type); +#endif + +#if HAVE_TIFF + define_image_type (&tiff_type); +#endif + +#if HAVE_GIF + define_image_type (&gif_type); +#endif + +#if HAVE_PNG + define_image_type (&png_type); +#endif +#endif /* NTEMACS_TODO */ +} |