/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ /* gnome-icon-container-private.h Copyright (C) 1999, 2000 Free Software Foundation Copyright (C) 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. Author: Ettore Perazzoli */ #ifndef NAUTILUS_ICON_CONTAINER_PRIVATE_H #define NAUTILUS_ICON_CONTAINER_PRIVATE_H #include "nautilus-entry.h" #include #include "nautilus-icon-container.h" #include "nautilus-icon-dnd.h" #include "nautilus-icon-factory.h" #include "nautilus-icon-canvas-item.h" #include "nautilus-icon-text-item.h" /* An Icon. */ typedef struct { /* Object represented by this icon. */ NautilusIconData *data; /* Canvas item for the icon. */ NautilusIconCanvasItem *item; /* X/Y coordinates. */ double x, y; /* Scale factor (stretches icon). */ double scale_x, scale_y; /* Whether this item is selected. */ eel_boolean_bit is_selected : 1; /* Whether this item was selected before rubberbanding. */ eel_boolean_bit was_selected_before_rubberband : 1; } NautilusIcon; /* Private NautilusIconContainer members. */ typedef struct { gboolean active; double start_x, start_y; GnomeCanvasItem *selection_rectangle; guint timer_id; guint prev_x, prev_y; ArtDRect prev_rect; } NautilusIconRubberbandInfo; typedef enum { DRAG_STATE_INITIAL, DRAG_STATE_MOVE_OR_COPY, DRAG_STATE_MOVE_COPY_OR_MENU, DRAG_STATE_STRETCH } DragState; typedef struct { /* Pointer position in canvas coordinates. */ int pointer_x, pointer_y; /* Icon top, left, and size in canvas coordinates. */ int icon_x, icon_y; guint icon_size; } StretchState; typedef enum { AXIS_NONE, AXIS_HORIZONTAL, AXIS_VERTICAL } Axis; typedef struct { char *type_select_pattern; guint64 last_typeselect_time; } TypeSelectState; struct NautilusIconContainerDetails { /* List of icons. */ GList *icons; GList *new_icons; /* Current icon for keyboard navigation. */ NautilusIcon *keyboard_focus; /* Current icon with stretch handles, so we have only one. */ NautilusIcon *stretch_icon; double stretch_initial_x, stretch_initial_y; guint stretch_initial_size; /* Last highlighted drop target. */ NautilusIcon *drop_target; /* Rubberbanding status. */ NautilusIconRubberbandInfo rubberband_info; /* Timeout used to make a selected icon fully visible after a short * period of time. (The timeout is needed to make sure * double-clicking still works.) */ guint keyboard_icon_reveal_timer_id; NautilusIcon *keyboard_icon_to_reveal; /* If a request is made to reveal an unpositioned icon we remember * it and reveal it once it gets positioned (in relayout). */ NautilusIcon *pending_icon_to_reveal; /* If a request is made to rename an unpositioned icon we remember * it and start renaming it once it gets positioned (in relayout). */ NautilusIcon *pending_icon_to_rename; /* Remembered information about the start of the current event. */ guint32 button_down_time; /* Drag state. Valid only if drag_button is non-zero. */ guint drag_button; NautilusIcon *drag_icon; int drag_x, drag_y; DragState drag_state; gboolean drag_started; StretchState stretch_start; int context_menu_timeout_id; /* Renaming Details */ gboolean renaming; NautilusIconTextItem *rename_widget; /* Editable text item */ char *original_text; /* Copy of editable text for later compare */ /* typeahead selection state */ TypeSelectState *type_select_state; /* Idle ID. */ guint idle_id; /* Idle handler for stretch code */ guint stretch_idle_id; /* Timeout for selection in browser mode. */ guint linger_selection_mode_timer_id; /* Icon to be selected at timeout in browser mode. */ NautilusIcon *linger_selection_mode_icon; /* DnD info. */ NautilusIconDndInfo *dnd_info; /* zoom level */ int zoom_level; /* fonts used to draw labels in regular mode */ GdkFont *label_font[NAUTILUS_ZOOM_LEVEL_LARGEST + 1]; /* font used to draw labels in smooth mode */ EelScalableFont *smooth_label_font; int font_size_table[NAUTILUS_ZOOM_LEVEL_LARGEST + 1]; /* pixbuf and color for label highlighting */ GdkPixbuf *highlight_frame; guint32 highlight_color; /* color for text labels */ guint32 label_color; guint32 label_info_color; /* State used so arrow keys don't wander if icons aren't lined up. * Keeps track of last axis arrow key was used on. */ Axis arrow_key_axis; int arrow_key_start; /* Mode settings. */ gboolean single_click_mode; gboolean auto_layout; gboolean tighter_layout; /* Layout mode */ NautilusIconLayoutMode layout_mode; /* Set to TRUE after first allocation has been done */ gboolean has_been_allocated; /* Is the container fixed or resizable */ gboolean is_fixed_size; /* Ignore the visible area the next time the scroll region is recomputed */ gboolean reset_scroll_region_trigger; /* The position we are scaling to on stretch */ int window_x; int window_y; /* margins to follow, used for the desktop panel avoidance */ int left_margin; int right_margin; int top_margin; int bottom_margin; }; /* Private functions shared by mutiple files. */ NautilusIcon *nautilus_icon_container_get_icon_by_uri (NautilusIconContainer *container, const char *uri); void nautilus_icon_container_move_icon (NautilusIconContainer *container, NautilusIcon *icon, int x, int y, double scale_x, double scale_y, gboolean raise, gboolean update_position); void nautilus_icon_container_select_list_unselect_others (NautilusIconContainer *container, GList *icons); char * nautilus_icon_container_get_icon_uri (NautilusIconContainer *container, NautilusIcon *icon); char * nautilus_icon_container_get_icon_drop_target_uri (NautilusIconContainer *container, NautilusIcon *icon); void nautilus_icon_container_update_icon (NautilusIconContainer *container, NautilusIcon *icon); void nautilus_icon_container_flush_typeselect_state (NautilusIconContainer *container); gboolean nautilus_icon_container_has_stored_icon_positions (NautilusIconContainer *container); gboolean nautilus_icon_container_emit_preview_signal (NautilusIconContainer *view, NautilusIcon *icon, gboolean start_flag); gboolean nautilus_icon_container_scroll (NautilusIconContainer *container, int delta_x, int delta_y); void nautilus_icon_container_update_scroll_region (NautilusIconContainer *container); /* label color for items */ guint32 nautilus_icon_container_get_label_color (NautilusIconContainer *container, gboolean first_line); #endif /* NAUTILUS_ICON_CONTAINER_PRIVATE_H */