diff options
Diffstat (limited to 'libnautilus-private/nautilus-gdk-extensions.c')
| -rw-r--r-- | libnautilus-private/nautilus-gdk-extensions.c | 951 |
1 files changed, 0 insertions, 951 deletions
diff --git a/libnautilus-private/nautilus-gdk-extensions.c b/libnautilus-private/nautilus-gdk-extensions.c deleted file mode 100644 index 85890cc25..000000000 --- a/libnautilus-private/nautilus-gdk-extensions.c +++ /dev/null @@ -1,951 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ - -/* nautilus-gdk-extensions.c: Graphics routines to augment what's in gdk. - - Copyright (C) 1999, 2000 Eazel, Inc. - - The Gnome Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The Gnome Library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the Gnome Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. - - Authors: Darin Adler <darin@eazel.com>, - Pavel Cisler <pavel@eazel.com>, - Ramiro Estrugo <ramiro@eazel.com> -*/ - -#include <stdlib.h> - -#include <config.h> -#include "nautilus-gdk-extensions.h" -#include <gdk-pixbuf/gdk-pixbuf.h> -#include <gdk/gdkx.h> -#include <gdk/gdkprivate.h> -#include "nautilus-glib-extensions.h" -#include "nautilus-lib-self-check-functions.h" -#include "nautilus-string.h" - -#define GRADIENT_BAND_SIZE 4 - -/** - * nautilus_fill_rectangle: - * @drawable: Target to draw into. - * @gc: Graphics context (mainly for clip). - * @rectangle: Rectangle to fill. - * - * Fill the rectangle with the foreground color. - * Convenient when you have a GdkRectangle structure. - */ -void -nautilus_fill_rectangle (GdkDrawable *drawable, - GdkGC *gc, - const GdkRectangle *rectangle) -{ - gdk_draw_rectangle (drawable, gc, TRUE, - rectangle->x, rectangle->y, - rectangle->width, rectangle->height); -} - -/** - * nautilus_fill_rectangle_with_color: - * @drawable: Target to draw into. - * @gc: Graphics context (mainly for clip). - * @rectangle: Rectangle to fill. - * @color: Color to fill with. - * - * Fill the rectangle with a color. - * Convenient when you have a GdkRectangle structure. - */ -void -nautilus_fill_rectangle_with_color (GdkDrawable *drawable, - GdkGC *gc, - const GdkRectangle *rectangle, - guint32 rgb) -{ - GdkGCValues saved_values; - - /* FIXME bugzilla.eazel.com 1287: Workaround for a bug in gdk_rgb. */ - gdk_rgb_init (); - - gdk_gc_get_values (gc, &saved_values); - gdk_rgb_gc_set_foreground (gc, rgb); - nautilus_fill_rectangle (drawable, gc, rectangle); - gdk_gc_set_foreground (gc, &saved_values.foreground); -} - -/** - * nautilus_rectangle_contains: - * @rectangle: Rectangle possibly containing a point. - * @x: X coordinate of a point. - * @y: Y coordinate of a point. - * - * Retun TRUE if point is contained inside a rectangle - */ -gboolean -nautilus_rectangle_contains (const GdkRectangle *rectangle, - int x, - int y) -{ - g_return_val_if_fail (rectangle != NULL, FALSE); - return rectangle->x <= x && rectangle->x + rectangle->width >= x - && rectangle->y <= y && rectangle->y + rectangle->height >= y; -} - -/** - * nautilus_rectangle_inset: - * @rectangle: Rectangle we are insetting. - * @x: Horizontal ammount to inset by. - * @y: Vertical ammount to inset by. - * - * Inset a rectangle by a given horizontal and vertical ammount. - * Pass in negative inset values to grow the rectangle, positive to - * shrink it. - */ -void -nautilus_rectangle_inset (GdkRectangle *rectangle, - int x, - int y) -{ - g_return_if_fail (rectangle != NULL); - - rectangle->x += x; - rectangle->width -= 2 * x; - rectangle->y += y; - rectangle->height -= 2 * y; -} - -/** - * nautilus_interpolate_color: - * @ratio: Place on line between colors to interpolate. - * @start_color: Color for one end. - * @end_color: Color for the other end - * @interpolated_color: Result. - * - * Compute a color between @start_color and @end_color in color space. - * Currently, the color space used is RGB, but a future version could - * instead do the interpolation in the best color space for expressing - * human perception. - */ -guint32 -nautilus_interpolate_color (gdouble ratio, - guint32 start_rgb, - guint32 end_rgb) -{ - guchar red, green, blue; - - g_return_val_if_fail (ratio >= 0.0, 0); - g_return_val_if_fail (ratio <= 1.0, 0); - - red = ((start_rgb >> 16) & 0xFF) * (1.0 - ratio) + ((end_rgb >> 16) & 0xFF) * ratio; - green = ((start_rgb >> 8) & 0xFF) * (1.0 - ratio) + ((end_rgb >> 8) & 0xFF) * ratio; - blue = (start_rgb & 0xFF) * (1.0 - ratio) + (end_rgb & 0xFF) * ratio; - return (((red << 8) | green) << 8) | blue; -} - -/** - * nautilus_gradient_new - * @start_color: Color for the top or left. - * @end_color: Color for the bottom or right. - * @is_horizontal: Direction of the gradient. - * - * Create a string that combines the start and end colors along - * with the direction of the gradient in a standard format. - */ -char * -nautilus_gradient_new (const char *start_color, - const char *end_color, - gboolean is_horizontal) -{ - g_return_val_if_fail (is_horizontal == FALSE || is_horizontal == TRUE, NULL); - - /* Handle the special case where the start and end colors are identical. - Handle the special case where the end color is an empty string. - */ - if (nautilus_strcmp(start_color, end_color) == 0 || end_color == NULL || end_color[0] == '\0') { - return g_strdup (start_color); - } - - /* Handle the special case where the start color is an empty string. */ - if (start_color == NULL || start_color[0] == '\0') { - return g_strdup (end_color); - } - - /* Handle the general case. */ - return g_strconcat (start_color, "-", end_color, is_horizontal ? ":h" : NULL, NULL); -} - -/** - * nautilus_gradient_is_gradient - * @gradient_spec: A gradient spec. string. - * - * Return true if the spec. specifies a gradient instead of a solid color. - */ -gboolean -nautilus_gradient_is_gradient (const char *gradient_spec) -{ - return nautilus_strchr (gradient_spec, '-') != NULL; -} - -/** - * nautilus_gradient_is_horizontal - * @gradient_spec: A gradient spec. string. - * - * Return true if the spec. specifies a horizontal gradient. - */ -gboolean -nautilus_gradient_is_horizontal (const char *gradient_spec) -{ - size_t length; - - length = nautilus_strlen (gradient_spec); - return length >= 2 && gradient_spec[length - 2] == ':' && gradient_spec[length - 1] == 'h'; -} - -static char * -nautilus_gradient_strip_trailing_direction_if_any (const char *gradient_spec) -{ - size_t length; - - length = nautilus_strlen (gradient_spec); - if (length >= 2 && gradient_spec[length - 2] == ':' - && (gradient_spec[length - 1] == 'v' || gradient_spec[length - 1] == 'h')) { - length -= 2; - } - - return g_strndup (gradient_spec, length); -} - -/* For parsing n-point gradients. Successive calls should pass the next_spec value - * set by the previous call as their first argument - to continue parsing where the - * previous call left off. - */ -char * -nautilus_gradient_parse_one_color_spec (const char *spec, int *percent, const char **next_spec) -{ - char *result; - const char *rgb_end_ptr; - const char *percent_ptr; - const char *separator_ptr; - - percent_ptr = nautilus_strchr (spec, '%'); - separator_ptr = nautilus_strchr (spec, '-'); - - if (percent_ptr != NULL && (separator_ptr == NULL || percent_ptr < separator_ptr)) { - if (percent != NULL) { - *percent = (int) strtol (percent_ptr + 1, NULL, 10); - } - rgb_end_ptr = percent_ptr; - } else { - if (percent != NULL) { - *percent = 100; - } - rgb_end_ptr = separator_ptr; - } - - if (rgb_end_ptr != NULL) { - result = g_strndup (spec, rgb_end_ptr - spec); - } else { - result = nautilus_gradient_strip_trailing_direction_if_any (spec); - } - - /* It's important not to use spec after setting *next_spec because it's - * likely that *next_spec == spec. - */ - if (next_spec != NULL) { - *next_spec = (separator_ptr != NULL) ? separator_ptr + 1 : NULL; - } - - return result; -} - -/* FIXME bugzilla.eazel.com 5076: - * anyone using nautilus_gradient_get_start_color_spec or - * nautilus_gradient_get_end_color_spec is assuming the gradient - * is 2 colors which is questionable. - * - * Callers should be rewritten and these fns eliminated. - */ - -/** - * nautilus_gradient_get_start_color_spec - * @gradient_spec: A gradient spec. string. - * - * Return the start color. - * This may be the entire gradient_spec if it's a solid color. - */ -char * -nautilus_gradient_get_start_color_spec (const char *gradient_spec) -{ - return nautilus_gradient_parse_one_color_spec (gradient_spec, NULL, NULL); -} - -/** - * nautilus_gradient_get_end_color_spec - * @gradient_spec: A gradient spec. string. - * - * Return the end color. - * This may be the entire gradient_spec if it's a solid color. - */ -char * -nautilus_gradient_get_end_color_spec (const char *gradient_spec) -{ - char* color = NULL; - - do { - g_free (color); - color = nautilus_gradient_parse_one_color_spec (gradient_spec, NULL, &gradient_spec); - } while (gradient_spec != NULL); - - return color; -} - -/* Do the work shared by all the set_color_spec functions below. */ -static char * -nautilus_gradient_set_edge_color (const char *gradient_spec, - const char *edge_color, - gboolean is_horizontal, - gboolean change_end) -{ - char *opposite_color; - char *result; - - g_return_val_if_fail (edge_color != NULL, g_strdup (gradient_spec)); - - /* Get the color from the existing gradient spec. for the opposite - edge. This will parse away all the stuff we don't want from the - old gradient spec. - */ - opposite_color = change_end - ? nautilus_gradient_get_start_color_spec (gradient_spec) - : nautilus_gradient_get_end_color_spec (gradient_spec); - - /* Create a new gradient spec. The nautilus_gradient_new function handles - some special cases, so we don't have to bother with them here. - */ - result = nautilus_gradient_new (change_end ? opposite_color : edge_color, - change_end ? edge_color : opposite_color, - is_horizontal); - - g_free (opposite_color); - - return result; -} - -/** - * nautilus_gradient_set_left_color_spec - * @gradient_spec: A gradient spec. string. - * @left_color: Color spec. to replace left color with. - * - * Changes the left color to what's passed in. - * This creates a horizontal gradient. - */ -char * -nautilus_gradient_set_left_color_spec (const char *gradient_spec, - const char *left_color) -{ - return nautilus_gradient_set_edge_color (gradient_spec, left_color, TRUE, FALSE); -} - -/** - * nautilus_gradient_set_top_color_spec - * @gradient_spec: A gradient spec. string. - * @top_color: Color spec. to replace top color with. - * - * Changes the top color to what's passed in. - * This creates a vertical gradient. - */ -char * -nautilus_gradient_set_top_color_spec (const char *gradient_spec, - const char *top_color) -{ - return nautilus_gradient_set_edge_color (gradient_spec, top_color, FALSE, FALSE); -} - -/** - * nautilus_gradient_set_right_color_spec - * @gradient_spec: A gradient spec. string. - * @right_color: Color spec. to replace right color with. - * - * Changes the right color to what's passed in. - * This creates a horizontal gradient. - */ -char * -nautilus_gradient_set_right_color_spec (const char *gradient_spec, - const char *right_color) -{ - return nautilus_gradient_set_edge_color (gradient_spec, right_color, TRUE, TRUE); -} - -/** - * nautilus_gradient_set_bottom_color_spec - * @gradient_spec: A gradient spec. string. - * @bottom_color: Color spec. to replace bottom color with. - * - * Changes the bottom color to what's passed in. - * This creates a vertical gradient. - */ -char * -nautilus_gradient_set_bottom_color_spec (const char *gradient_spec, - const char *bottom_color) -{ - return nautilus_gradient_set_edge_color (gradient_spec, bottom_color, FALSE, TRUE); -} - -/** - * nautilus_gdk_color_parse_with_white_default - * @color_spec: A color spec. - * @color: Pointer to place to put resulting color. - * - * The same as gdk_color_parse, except sets the color to white if - * the spec. can't be parsed instead of returning a boolean flag. - */ -void -nautilus_gdk_color_parse_with_white_default (const char *color_spec, - GdkColor *color) -{ - if (color_spec == NULL || !gdk_color_parse (color_spec, color)) { - color->red = 0xFFFF; - color->green = 0xFFFF; - color->blue = 0xFFFF; - } -} - -/** - * nautilus_parse_rgb_with_white_default - * @color_spec: A color spec. - * Returns: An rgb value. - * - * The same as gdk_color_parse, except sets the color to white if - * the spec. can't be parsed instead of returning a boolean flag - * and returns a guint32 rgb value instead of a GdkColor. - */ -guint32 -nautilus_parse_rgb_with_white_default (const char *color_spec) -{ - GdkColor color; - - if (color_spec == NULL || !gdk_color_parse (color_spec, &color)) { - return NAUTILUS_RGB_COLOR_WHITE; - } - return ((color.red << 8) & NAUTILUS_RGB_COLOR_RED) - | (color.green & NAUTILUS_RGB_COLOR_GREEN) - | ((color.blue >> 8) & NAUTILUS_RGB_COLOR_BLUE); -} - -guint32 -nautilus_rgb16_to_rgb (gushort r, gushort g, gushort b) -{ - guint32 result; - - result = (0xff0000 | (r & 0xff00)); - result <<= 8; - result |= ((g & 0xff00) | (b >> 8)); - - return result; -} - -guint32 -nautilus_rgb8_to_rgb (guchar r, guchar g, guchar b) -{ - return nautilus_rgb16_to_rgb (r << 8, g << 8, b << 8); -} - -/** - * nautilus_gdk_color_to_rgb - * @color: A GdkColor style color. - * Returns: An rgb value. - * - * Converts from a GdkColor stlye color to a gdk_rgb one. - * Alpha gets set to fully opaque - */ -guint32 -nautilus_gdk_color_to_rgb (const GdkColor *color) -{ - return nautilus_rgb16_to_rgb (color->red, color->green, color->blue); -} - -/** - * nautilus_gdk_rgb_to_color - * @color: a gdk_rgb style value. - * - * Converts from a gdk_rgb value style to a GdkColor one. - * The gdk_rgb color alpha channel is ignored. - * - * Return value: a newly allocated GdkColor. - */ -GdkColor * -nautilus_gdk_rgb_to_color (const guint32 color) -{ - GdkColor *result; - - result = g_new0 (GdkColor, 1); - - result->red = (color & 0xff0000) >> 16 ; - result->green = (color & 0xff00); - result->blue = color << 8; - - return result; -} - -/** - * nautilus_gdk_rgb_to_color_spec - * @color: a gdk_rgb style value. - * - * Converts from a gdk_rgb value style to a string color spec. - * The gdk_rgb color alpha channel is ignored. - * - * Return value: a newly allocated color spec. - */ -char * -nautilus_gdk_rgb_to_color_spec (const guint32 color) -{ - return g_strdup_printf("rgb:%04hX/%04hX/%04hX", - NAUTILUS_RGBA_COLOR_GET_R (color) * 65535, - NAUTILUS_RGBA_COLOR_GET_G (color) * 65535, - NAUTILUS_RGBA_COLOR_GET_B (color) * 65535); -} - -static guint32 -nautilus_shift_color_component (guchar component, float shift_by) -{ - guint32 result; - if (shift_by > 1.0) { - result = component * (2 - shift_by); - } else { - result = 0xff - shift_by * (0xff - component); - } - - return result & 0xff; -} - -/** - * nautilus_rgb_shift_color - * @color: A color. - * @shift_by: darken or lighten factor. - * Returns: An darkened or lightened rgb value. - * - * Darkens (@shift_by > 1) or lightens (@shift_by < 1) - * @color. - */ -guint32 -nautilus_rgb_shift_color (guint32 color, float shift_by) -{ - guint32 result; - - /* shift red by shift_by */ - result = nautilus_shift_color_component((color & 0x00ff0000) >> 16, shift_by); - result <<= 8; - /* shift green by shift_by */ - result |= nautilus_shift_color_component((color & 0x0000ff00) >> 8, shift_by); - result <<= 8; - /* shift blue by shift_by */ - result |= nautilus_shift_color_component((color & 0x000000ff), shift_by); - - /* alpha doesn't change */ - result |= (0xff000000 & color); - - return result; -} - -/** - * nautilus_gdk_color_is_dark: - * - * Return true if the given color is `dark' - */ -gboolean -nautilus_gdk_color_is_dark (GdkColor *color) -{ - int intensity; - - intensity = (((color->red >> 8) * 77) - + ((color->green >> 8) * 150) - + ((color->blue >> 8) * 28)) >> 8; - - return intensity < 128; -} - -/** - * nautilus_gdk_choose_foreground_color: - * - * Select a foreground color given that BACKGROUND is the background - * color. If the PREFERRED color has a high enough contrast with - * BACKGROUND, use it, else use one of black or white, depending on - * the darkness of BACKGROUND. - * - * The selected color is stored in PREFERRED. - */ -void -nautilus_gdk_choose_foreground_color (GdkColor *preferred, - GdkColor *background) -{ - gboolean preferred_is_dark, background_is_dark; - - preferred_is_dark = nautilus_gdk_color_is_dark (preferred); - background_is_dark = nautilus_gdk_color_is_dark (background); - - if (preferred_is_dark == background_is_dark) { - /* Colors are too similar, so choose a different fg. - * Currently hardcoded to use either white or black. - */ - if (preferred_is_dark) { - preferred->red = 65535; - preferred->green = 65535; - preferred->blue = 65535; - } else { - preferred->red = 0; - preferred->green = 0; - preferred->blue = 0; - } - } -} - -/** - * nautilus_gdk_gc_choose_foreground_color: - * - * Use nautilus_gdk_color_choose_foreground_color () to set the - * foreground color of GC to something suitable, given that BACKGROUND - * will be the background color and PREFERRED is the preferred color. - * - * Uses GdkRGB to install the color value. - */ -void -nautilus_gdk_gc_choose_foreground_color (GdkGC *gc, - GdkColor *preferred, - GdkColor *background) -{ - GdkColor temp; - guint32 rgb; - - temp = *preferred; - nautilus_gdk_choose_foreground_color (&temp, background); - rgb = nautilus_gdk_color_to_rgb (&temp); - - gdk_rgb_init (); - gdk_rgb_gc_set_foreground (gc, rgb); -} - -/** - * nautilus_stipple_bitmap: - * - * Get pointer to singleton 50% stippled bitmap. - * This is a global object; do not free. - */ -GdkBitmap * -nautilus_stipple_bitmap () -{ - static GdkBitmap *stipple = NULL; - - if (stipple == NULL) { - char stipple_bits[] = { 0x02, 0x01 }; - stipple = gdk_bitmap_create_from_data (NULL, stipple_bits, 2, 2); - } - - return stipple; -} - -/** - * nautilus_gdk_window_bring_to_front: - * - * Raise window and give it focus. - */ -void -nautilus_gdk_window_bring_to_front (GdkWindow *window) -{ - /* This takes care of un-iconifying the window and - * raising it if needed. - */ - gdk_window_show (window); - - /* If the window was already showing, it would not have - * the focus at this point. Do a little X trickery to - * ensure it is focused. - */ - nautilus_gdk_window_focus (window, GDK_CURRENT_TIME); -} - -void -nautilus_gdk_window_focus (GdkWindow *window, guint32 timestamp) -{ - gdk_error_trap_push (); - XSetInputFocus (GDK_DISPLAY (), - GDK_WINDOW_XWINDOW (window), - RevertToNone, - timestamp); - gdk_flush(); - gdk_error_trap_pop (); -} - -void -nautilus_gdk_window_set_wm_protocols (GdkWindow *window, - GdkAtom *protocols, - int nprotocols) -{ - /* This relies on the identity mapping from GdkAtoms to X Atoms */ - XSetWMProtocols (GDK_WINDOW_XDISPLAY (window), - GDK_WINDOW_XWINDOW (window), - protocols, nprotocols); -} - -void -nautilus_set_mini_icon (GdkWindow *window, - GdkPixmap *pixmap, - GdkBitmap *mask) -{ - GdkAtom icon_atom; - long data[2]; - - g_return_if_fail (window != NULL); - g_return_if_fail (pixmap != NULL); - - data[0] = GDK_WINDOW_XWINDOW (pixmap); - if (mask) { - data[1] = GDK_WINDOW_XWINDOW (mask); - } else { - data[1] = 0; - } - - icon_atom = gdk_atom_intern ("KWM_WIN_ICON", FALSE); - gdk_property_change (window, icon_atom, icon_atom, - 32, GDK_PROP_MODE_REPLACE, - (guchar *) data, 2); -} - -/** - * nautilus_gdk_window_set_wm_hints_input: - * - * Set the WM_HINTS.input flag to the passed in value - */ -void -nautilus_gdk_window_set_wm_hints_input (GdkWindow *window, gboolean status) -{ - Display *dpy; - Window id; - XWMHints *wm_hints; - - g_return_if_fail (window != NULL); - - dpy = GDK_WINDOW_XDISPLAY (window); - id = GDK_WINDOW_XWINDOW (window); - - wm_hints = XGetWMHints (dpy, id); - if (wm_hints == 0) { - wm_hints = XAllocWMHints (); - } - - wm_hints->flags |= InputHint; - wm_hints->input = status; - - XSetWMHints (dpy, id, wm_hints); - XFree (wm_hints); -} - -void -nautilus_gdk_window_set_invisible_cursor (GdkWindow *window) -{ - XColor foreColor, backColor; - GdkWindowPrivate *window_private; - Pixmap sourcePixmap, maskPixmap; - Cursor xcursor; - - char invisible_cursor_bits[] = {0x0}; - char invisible_cursor_mask_bits[] = {0x0}; - - foreColor.pixel = 0L; - foreColor.red = foreColor.green = foreColor.blue = 0; - foreColor.flags = DoRed | DoGreen | DoBlue; - - backColor.pixel = 255L; - backColor.red = backColor.green = backColor.blue = 65535; - backColor.flags = DoRed | DoGreen | DoBlue; - - window_private = (GdkWindowPrivate *) window; - - sourcePixmap = XCreateBitmapFromData (window_private->xdisplay, window_private->xwindow, - invisible_cursor_bits, 1, 1); - g_assert (sourcePixmap != 0); - - maskPixmap = XCreateBitmapFromData (window_private->xdisplay, window_private->xwindow, - invisible_cursor_mask_bits, 1, 1); - g_assert (maskPixmap != 0); - - xcursor = XCreatePixmapCursor (window_private->xdisplay, sourcePixmap, maskPixmap, - &foreColor, &backColor, 0, 0); - - XFreePixmap (window_private->xdisplay, sourcePixmap); - XFreePixmap (window_private->xdisplay, maskPixmap); - - XDefineCursor (window_private->xdisplay, window_private->xwindow, xcursor); -} - -NautilusGdkGeometryFlags -nautilus_gdk_parse_geometry (const char *string, int *x_return, int *y_return, - guint *width_return, guint *height_return) -{ - int x11_flags; - NautilusGdkGeometryFlags gdk_flags; - - g_return_val_if_fail (string != NULL, NAUTILUS_GDK_NO_VALUE); - g_return_val_if_fail (x_return != NULL, NAUTILUS_GDK_NO_VALUE); - g_return_val_if_fail (y_return != NULL, NAUTILUS_GDK_NO_VALUE); - g_return_val_if_fail (width_return != NULL, NAUTILUS_GDK_NO_VALUE); - g_return_val_if_fail (height_return != NULL, NAUTILUS_GDK_NO_VALUE); - - x11_flags = XParseGeometry (string, x_return, y_return, - width_return, height_return); - - gdk_flags = NAUTILUS_GDK_NO_VALUE; - if (x11_flags & XValue) { - gdk_flags |= NAUTILUS_GDK_X_VALUE; - } - if (x11_flags & YValue) { - gdk_flags |= NAUTILUS_GDK_Y_VALUE; - } - if (x11_flags & WidthValue) { - gdk_flags |= NAUTILUS_GDK_WIDTH_VALUE; - } - if (x11_flags & HeightValue) { - gdk_flags |= NAUTILUS_GDK_HEIGHT_VALUE; - } - if (x11_flags & XNegative) { - gdk_flags |= NAUTILUS_GDK_X_NEGATIVE; - } - if (x11_flags & YNegative) { - gdk_flags |= NAUTILUS_GDK_Y_NEGATIVE; - } - - return gdk_flags; -} - -#if ! defined (NAUTILUS_OMIT_SELF_CHECK) - -static char * -nautilus_gdk_color_as_hex_string (GdkColor color) -{ - return g_strdup_printf("rgb:%04hX/%04hX/%04hX", - color.red, color.green, color.blue); -} - -static char * -nautilus_self_check_parse (const char *color_spec) -{ - GdkColor color; - - nautilus_gdk_color_parse_with_white_default (color_spec, &color); - return nautilus_gdk_color_as_hex_string (color); -} - -void -nautilus_self_check_gdk_extensions (void) -{ - /* nautilus_interpolate_color */ - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_interpolate_color (0.0, 0, 0), 0); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_interpolate_color (0.0, 0, 0xFFFFFF), 0); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_interpolate_color (0.5, 0, 0xFFFFFF), 0x7F7F7F); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_interpolate_color (1.0, 0, 0xFFFFFF), 0xFFFFFF); - - /* nautilus_fill_rectangle */ - /* Make a GdkImage and fill it, maybe? */ - - /* nautilus_fill_rectangle_with_color */ - - /* nautilus_fill_rectangle_with_gradient */ - - /* nautilus_gradient_new */ - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_new ("", "", FALSE), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_new ("a", "b", FALSE), "a-b"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_new ("a", "b", TRUE), "a-b:h"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_new ("a", "a", FALSE), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_new ("a", "a", TRUE), "a"); - - /* nautilus_gradient_is_gradient */ - NAUTILUS_CHECK_BOOLEAN_RESULT (nautilus_gradient_is_gradient (""), FALSE); - NAUTILUS_CHECK_BOOLEAN_RESULT (nautilus_gradient_is_gradient ("-"), TRUE); - NAUTILUS_CHECK_BOOLEAN_RESULT (nautilus_gradient_is_gradient ("a"), FALSE); - NAUTILUS_CHECK_BOOLEAN_RESULT (nautilus_gradient_is_gradient ("a-b"), TRUE); - NAUTILUS_CHECK_BOOLEAN_RESULT (nautilus_gradient_is_gradient ("a-b:h"), TRUE); - - /* nautilus_gradient_get_start_color_spec */ - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec (""), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("-"), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("a-b"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("a-"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("-b"), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("a:h"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("a:v"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("a:c"), "a:c"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("a:-b"), "a:"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_start_color_spec ("a:-b:v"), "a:"); - - /* nautilus_gradient_get_end_color_spec */ - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec (""), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("-"), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("a-b"), "b"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("a-"), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("-b"), "b"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("a:h"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("a:v"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("a:c"), "a:c"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("a:-b"), "b"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_get_end_color_spec ("a:-b:v"), "b"); - - /* nautilus_gradient_set_left_color_spec */ - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_left_color_spec ("", ""), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_left_color_spec ("", "a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_left_color_spec ("a", ""), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_left_color_spec ("a", "a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_left_color_spec ("a", "b"), "b-a:h"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_left_color_spec ("a-c:v", "b"), "b-c:h"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_left_color_spec ("a-c:v", "c"), "c"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_left_color_spec ("a:-b:v", "d"), "d-b:h"); - - /* nautilus_gradient_set_top_color_spec */ - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_top_color_spec ("", ""), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_top_color_spec ("", "a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_top_color_spec ("a", ""), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_top_color_spec ("a", "a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_top_color_spec ("a", "b"), "b-a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_top_color_spec ("a-c:v", "b"), "b-c"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_top_color_spec ("a-c:v", "c"), "c"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_top_color_spec ("a:-b:h", "d"), "d-b"); - - /* nautilus_gradient_set_right_color_spec */ - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_right_color_spec ("", ""), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_right_color_spec ("", "a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_right_color_spec ("a", ""), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_right_color_spec ("a", "a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_right_color_spec ("a", "b"), "a-b:h"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_right_color_spec ("a-c:v", "b"), "a-b:h"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_right_color_spec ("a-c:v", "c"), "a-c:h"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_right_color_spec ("a:-b:v", "d"), "a:-d:h"); - - /* nautilus_gradient_set_bottom_color_spec */ - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_bottom_color_spec ("", ""), ""); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_bottom_color_spec ("", "a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_bottom_color_spec ("a", ""), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_bottom_color_spec ("a", "a"), "a"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_bottom_color_spec ("a", "b"), "a-b"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_bottom_color_spec ("a-c:v", "b"), "a-b"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_bottom_color_spec ("a-c:v", "c"), "a-c"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_gradient_set_bottom_color_spec ("a:-b:h", "d"), "a:-d"); - - /* nautilus_gdk_color_parse_with_white_default */ - NAUTILUS_CHECK_STRING_RESULT (nautilus_self_check_parse (""), "rgb:FFFF/FFFF/FFFF"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_self_check_parse ("a"), "rgb:FFFF/FFFF/FFFF"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_self_check_parse ("white"), "rgb:FFFF/FFFF/FFFF"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_self_check_parse ("black"), "rgb:0000/0000/0000"); - NAUTILUS_CHECK_STRING_RESULT (nautilus_self_check_parse ("rgb:0123/4567/89AB"), "rgb:0123/4567/89AB"); -} - -#endif /* ! NAUTILUS_OMIT_SELF_CHECK */ |