/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ /* mate-icon-container-private.h Copyright (C) 1999, 2000 Free Software Foundation Copyright (C) 2000 Eazel, Inc. The Mate 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 Mate 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 Mate Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. Author: Ettore Perazzoli <ettore@gnu.org> */ #ifndef CAJA_ICON_CONTAINER_PRIVATE_H #define CAJA_ICON_CONTAINER_PRIVATE_H #include <eel/eel-glib-extensions.h> #include <libcaja-private/caja-icon-canvas-item.h> #include <libcaja-private/caja-icon-container.h> #include <libcaja-private/caja-icon-dnd.h> /* An Icon. */ typedef struct { /* Object represented by this icon. */ CajaIconData *data; /* Canvas item for the icon. */ CajaIconCanvasItem *item; /* X/Y coordinates. */ double x, y; /* * In RTL mode x is RTL x position, we use saved_ltr_x for * keeping track of x value before it gets converted into * RTL value, this is used for saving the icon position * to the caja metafile. */ double saved_ltr_x; /* Scale factor (stretches icon). */ double scale; /* 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; /* Whether this item is visible in the view. */ eel_boolean_bit is_visible : 1; /* Whether a monitor was set on this icon. */ eel_boolean_bit is_monitored : 1; eel_boolean_bit has_lazy_position : 1; } CajaIcon; /* Private CajaIconContainer members. */ typedef struct { gboolean active; double start_x, start_y; EelCanvasItem *selection_rectangle; guint timer_id; guint prev_x, prev_y; EelDRect prev_rect; int last_adj_x; int last_adj_y; } CajaIconRubberbandInfo; typedef enum { DRAG_STATE_INITIAL, DRAG_STATE_MOVE_OR_COPY, 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; enum { LABEL_COLOR, LABEL_COLOR_HIGHLIGHT, LABEL_COLOR_ACTIVE, LABEL_COLOR_PRELIGHT, LABEL_INFO_COLOR, LABEL_INFO_COLOR_HIGHLIGHT, LABEL_INFO_COLOR_ACTIVE, LAST_LABEL_COLOR }; struct CajaIconContainerDetails { /* List of icons. */ GList *icons; GList *new_icons; GHashTable *icon_set; /* Current icon for keyboard navigation. */ CajaIcon *keyboard_focus; CajaIcon *keyboard_rubberband_start; /* Current icon with stretch handles, so we have only one. */ CajaIcon *stretch_icon; double stretch_initial_x, stretch_initial_y; guint stretch_initial_size; /* Last highlighted drop target. */ CajaIcon *drop_target; /* Rubberbanding status. */ CajaIconRubberbandInfo 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; CajaIcon *keyboard_icon_to_reveal; /* Used to coalesce selection changed signals in some cases */ guint selection_changed_id; /* If a request is made to reveal an unpositioned icon we remember * it and reveal it once it gets positioned (in relayout). */ CajaIcon *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). */ CajaIcon *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; CajaIcon *drag_icon; int drag_x, drag_y; DragState drag_state; gboolean drag_started; StretchState stretch_start; gboolean drag_allow_moves; gboolean icon_selected_on_button_down; CajaIcon *double_click_icon[2]; /* Both clicks in a double click need to be on the same icon */ guint double_click_button[2]; CajaIcon *range_selection_base_icon; /* Renaming Details */ gboolean renaming; GtkWidget *rename_widget; /* Editable text item */ char *original_text; /* Copy of editable text for later compare */ /* Idle ID. */ guint idle_id; /* Idle handler for stretch code */ guint stretch_idle_id; /* Align idle id */ guint align_idle_id; /* DnD info. */ CajaIconDndInfo *dnd_info; /* zoom level */ int zoom_level; /* specific fonts used to draw labels */ char *font; /* font sizes used to draw labels */ int font_size_table[CAJA_ZOOM_LEVEL_LARGEST + 1]; /* pixbuf and color for label highlighting */ guint32 highlight_color_rgba; guint32 active_color_rgba; guint32 normal_color_rgba; guint32 prelight_color_rgba; guint32 prelight_icon_color_rgba; guint32 normal_icon_color_rgba; /* colors for text labels */ GdkColor label_colors [LAST_LABEL_COLOR]; /* State used so arrow keys don't wander if icons aren't lined up. */ int arrow_key_start_x; int arrow_key_start_y; GtkDirectionType arrow_key_direction; /* Mode settings. */ gboolean single_click_mode; gboolean auto_layout; gboolean tighter_layout; /* Whether for the vertical layout, all columns are supposed to * have the same width. */ gboolean all_columns_same_width; /* Layout mode */ CajaIconLayoutMode layout_mode; /* Label position */ CajaIconLabelPosition label_position; /* Forced icon size, iff greater than 0 */ int forced_icon_size; /* Should the container keep icons aligned to a grid */ gboolean keep_aligned; /* Set to TRUE after first allocation has been done */ gboolean has_been_allocated; int size_allocation_count; guint size_allocation_count_id; /* Is the container fixed or resizable */ gboolean is_fixed_size; /* Is the container for a desktop window */ gboolean is_desktop; /* 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 */ double world_x; double world_y; /* margins to follow, used for the desktop panel avoidance */ int left_margin; int right_margin; int top_margin; int bottom_margin; /* Whether we should use drop shadows for the icon labels or not */ gboolean use_drop_shadows; gboolean drop_shadows_requested; /* a11y items used by canvas items */ guint a11y_item_action_idle_handler; GQueue* a11y_item_action_queue; eel_boolean_bit is_loading : 1; eel_boolean_bit store_layout_timestamps : 1; eel_boolean_bit store_layout_timestamps_when_finishing_new_icons : 1; time_t layout_timestamp; /* interactive search */ gboolean disable_popdown; gboolean imcontext_changed; int selected_iter; GtkWidget *search_window; GtkWidget *search_entry; guint search_entry_changed_id; guint typeselect_flush_timeout; }; /* Private functions shared by mutiple files. */ CajaIcon *caja_icon_container_get_icon_by_uri (CajaIconContainer *container, const char *uri); void caja_icon_container_move_icon (CajaIconContainer *container, CajaIcon *icon, int x, int y, double scale, gboolean raise, gboolean snap, gboolean update_position); void caja_icon_container_select_list_unselect_others (CajaIconContainer *container, GList *icons); char * caja_icon_container_get_icon_uri (CajaIconContainer *container, CajaIcon *icon); char * caja_icon_container_get_icon_drop_target_uri (CajaIconContainer *container, CajaIcon *icon); void caja_icon_container_update_icon (CajaIconContainer *container, CajaIcon *icon); gboolean caja_icon_container_has_stored_icon_positions (CajaIconContainer *container); gboolean caja_icon_container_emit_preview_signal (CajaIconContainer *view, CajaIcon *icon, gboolean start_flag); gboolean caja_icon_container_scroll (CajaIconContainer *container, int delta_x, int delta_y); void caja_icon_container_update_scroll_region (CajaIconContainer *container); /* label color for items */ void caja_icon_container_get_label_color (CajaIconContainer *container, GdkColor **color, gboolean first_line, gboolean needs_highlight, gboolean is_prelit); #endif /* CAJA_ICON_CONTAINER_PRIVATE_H */