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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* mate-icon-container.h - Icon container widget.
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.
Authors: Ettore Perazzoli <ettore@gnu.org>, Darin Adler <darin@bentspoon.com>
*/
#ifndef CAJA_ICON_CONTAINER_H
#define CAJA_ICON_CONTAINER_H
#include <eel/eel-canvas.h>
#include "caja-icon-info.h"
#define CAJA_TYPE_ICON_CONTAINER caja_icon_container_get_type()
#define CAJA_ICON_CONTAINER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), CAJA_TYPE_ICON_CONTAINER, CajaIconContainer))
#define CAJA_ICON_CONTAINER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), CAJA_TYPE_ICON_CONTAINER, CajaIconContainerClass))
#define CAJA_IS_ICON_CONTAINER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), CAJA_TYPE_ICON_CONTAINER))
#define CAJA_IS_ICON_CONTAINER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), CAJA_TYPE_ICON_CONTAINER))
#define CAJA_ICON_CONTAINER_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), CAJA_TYPE_ICON_CONTAINER, CajaIconContainerClass))
#define CAJA_ICON_CONTAINER_ICON_DATA(pointer) \
((CajaIconData *) (pointer))
typedef void CajaIconData;
typedef void (* CajaIconCallback) (CajaIconData *icon_data,
gpointer callback_data);
typedef struct
{
int x;
int y;
double scale;
} CajaIconPosition;
typedef enum
{
CAJA_ICON_LAYOUT_L_R_T_B,
CAJA_ICON_LAYOUT_R_L_T_B,
CAJA_ICON_LAYOUT_T_B_L_R,
CAJA_ICON_LAYOUT_T_B_R_L
} CajaIconLayoutMode;
typedef enum
{
CAJA_ICON_LABEL_POSITION_UNDER,
CAJA_ICON_LABEL_POSITION_BESIDE
} CajaIconLabelPosition;
#define CAJA_ICON_CONTAINER_TYPESELECT_FLUSH_DELAY 1000000
typedef struct CajaIconContainerDetails CajaIconContainerDetails;
typedef struct
{
EelCanvas canvas;
CajaIconContainerDetails *details;
} CajaIconContainer;
typedef struct
{
EelCanvasClass parent_slot;
/* Operations on the container. */
int (* button_press) (CajaIconContainer *container,
GdkEventButton *event);
void (* context_click_background) (CajaIconContainer *container,
GdkEventButton *event);
void (* middle_click) (CajaIconContainer *container,
GdkEventButton *event);
/* Operations on icons. */
void (* activate) (CajaIconContainer *container,
CajaIconData *data);
void (* activate_alternate) (CajaIconContainer *container,
CajaIconData *data);
void (* context_click_selection) (CajaIconContainer *container,
GdkEventButton *event);
void (* move_copy_items) (CajaIconContainer *container,
const GList *item_uris,
GdkPoint *relative_item_points,
const char *target_uri,
GdkDragAction action,
int x,
int y);
void (* handle_netscape_url) (CajaIconContainer *container,
const char *url,
const char *target_uri,
GdkDragAction action,
int x,
int y);
void (* handle_uri_list) (CajaIconContainer *container,
const char *uri_list,
const char *target_uri,
GdkDragAction action,
int x,
int y);
void (* handle_text) (CajaIconContainer *container,
const char *text,
const char *target_uri,
GdkDragAction action,
int x,
int y);
void (* handle_raw) (CajaIconContainer *container,
char *raw_data,
int length,
const char *target_uri,
const char *direct_save_uri,
GdkDragAction action,
int x,
int y);
/* Queries on the container for subclass/client.
* These must be implemented. The default "do nothing" is not good enough.
*/
char * (* get_container_uri) (CajaIconContainer *container);
/* Queries on icons for subclass/client.
* These must be implemented. The default "do nothing" is not
* good enough, these are _not_ signals.
*/
CajaIconInfo *(* get_icon_images) (CajaIconContainer *container,
CajaIconData *data,
int icon_size,
GList **emblem_pixbufs,
char **embedded_text,
gboolean for_drag_accept,
gboolean need_large_embeddded_text,
gboolean *embedded_text_needs_loading,
gboolean *has_window_open);
void (* get_icon_text) (CajaIconContainer *container,
CajaIconData *data,
char **editable_text,
char **additional_text,
gboolean include_invisible);
char * (* get_icon_description) (CajaIconContainer *container,
CajaIconData *data);
int (* compare_icons) (CajaIconContainer *container,
CajaIconData *icon_a,
CajaIconData *icon_b);
int (* compare_icons_by_name) (CajaIconContainer *container,
CajaIconData *icon_a,
CajaIconData *icon_b);
void (* freeze_updates) (CajaIconContainer *container);
void (* unfreeze_updates) (CajaIconContainer *container);
void (* start_monitor_top_left) (CajaIconContainer *container,
CajaIconData *data,
gconstpointer client,
gboolean large_text);
void (* stop_monitor_top_left) (CajaIconContainer *container,
CajaIconData *data,
gconstpointer client);
void (* prioritize_thumbnailing) (CajaIconContainer *container,
CajaIconData *data);
/* Queries on icons for subclass/client.
* These must be implemented => These are signals !
* The default "do nothing" is not good enough.
*/
gboolean (* can_accept_item) (CajaIconContainer *container,
CajaIconData *target,
const char *item_uri);
gboolean (* get_stored_icon_position) (CajaIconContainer *container,
CajaIconData *data,
CajaIconPosition *position);
char * (* get_icon_uri) (CajaIconContainer *container,
CajaIconData *data);
char * (* get_icon_drop_target_uri) (CajaIconContainer *container,
CajaIconData *data);
/* If icon data is NULL, the layout timestamp of the container should be retrieved.
* That is the time when the container displayed a fully loaded directory with
* all icon positions assigned.
*
* If icon data is not NULL, the position timestamp of the icon should be retrieved.
* That is the time when the file (i.e. icon data payload) was last displayed in a
* fully loaded directory with all icon positions assigned.
*/
gboolean (* get_stored_layout_timestamp) (CajaIconContainer *container,
CajaIconData *data,
time_t *time);
/* If icon data is NULL, the layout timestamp of the container should be stored.
* If icon data is not NULL, the position timestamp of the container should be stored.
*/
gboolean (* store_layout_timestamp) (CajaIconContainer *container,
CajaIconData *data,
const time_t *time);
/* Notifications for the whole container. */
void (* band_select_started) (CajaIconContainer *container);
void (* band_select_ended) (CajaIconContainer *container);
void (* selection_changed) (CajaIconContainer *container);
void (* layout_changed) (CajaIconContainer *container);
/* Notifications for icons. */
void (* icon_position_changed) (CajaIconContainer *container,
CajaIconData *data,
const CajaIconPosition *position);
void (* icon_text_changed) (CajaIconContainer *container,
CajaIconData *data,
const char *text);
void (* renaming_icon) (CajaIconContainer *container,
GtkWidget *renaming_widget);
void (* icon_stretch_started) (CajaIconContainer *container,
CajaIconData *data);
void (* icon_stretch_ended) (CajaIconContainer *container,
CajaIconData *data);
int (* preview) (CajaIconContainer *container,
CajaIconData *data,
gboolean start_flag);
void (* icon_added) (CajaIconContainer *container,
CajaIconData *data);
void (* icon_removed) (CajaIconContainer *container,
CajaIconData *data);
void (* cleared) (CajaIconContainer *container);
gboolean (* start_interactive_search) (CajaIconContainer *container);
} CajaIconContainerClass;
/* GtkObject */
GType caja_icon_container_get_type (void);
GtkWidget * caja_icon_container_new (void);
/* adding, removing, and managing icons */
void caja_icon_container_clear (CajaIconContainer *view);
gboolean caja_icon_container_add (CajaIconContainer *view,
CajaIconData *data);
void caja_icon_container_layout_now (CajaIconContainer *container);
gboolean caja_icon_container_remove (CajaIconContainer *view,
CajaIconData *data);
void caja_icon_container_for_each (CajaIconContainer *view,
CajaIconCallback callback,
gpointer callback_data);
void caja_icon_container_request_update (CajaIconContainer *view,
CajaIconData *data);
void caja_icon_container_request_update_all (CajaIconContainer *container);
void caja_icon_container_reveal (CajaIconContainer *container,
CajaIconData *data);
gboolean caja_icon_container_is_empty (CajaIconContainer *container);
CajaIconData *caja_icon_container_get_first_visible_icon (CajaIconContainer *container);
void caja_icon_container_scroll_to_icon (CajaIconContainer *container,
CajaIconData *data);
void caja_icon_container_begin_loading (CajaIconContainer *container);
void caja_icon_container_end_loading (CajaIconContainer *container,
gboolean all_icons_added);
/* control the layout */
gboolean caja_icon_container_is_auto_layout (CajaIconContainer *container);
void caja_icon_container_set_auto_layout (CajaIconContainer *container,
gboolean auto_layout);
gboolean caja_icon_container_is_tighter_layout (CajaIconContainer *container);
void caja_icon_container_set_tighter_layout (CajaIconContainer *container,
gboolean tighter_layout);
gboolean caja_icon_container_is_keep_aligned (CajaIconContainer *container);
void caja_icon_container_set_keep_aligned (CajaIconContainer *container,
gboolean keep_aligned);
gboolean caja_icon_container_is_lock_icons_position (CajaIconContainer *container);
void caja_icon_container_set_lock_icons_position (CajaIconContainer *container,
gboolean lock_icons_position);
void caja_icon_container_set_layout_mode (CajaIconContainer *container,
CajaIconLayoutMode mode);
void caja_icon_container_set_label_position (CajaIconContainer *container,
CajaIconLabelPosition pos);
void caja_icon_container_sort (CajaIconContainer *container);
void caja_icon_container_freeze_icon_positions (CajaIconContainer *container);
int caja_icon_container_get_max_layout_lines (CajaIconContainer *container);
int caja_icon_container_get_max_layout_lines_for_pango (CajaIconContainer *container);
void caja_icon_container_set_highlighted_for_clipboard (CajaIconContainer *container,
GList *clipboard_icon_data);
/* operations on all icons */
void caja_icon_container_unselect_all (CajaIconContainer *view);
void caja_icon_container_select_all (CajaIconContainer *view);
/* operations on the selection */
GList * caja_icon_container_get_selection (CajaIconContainer *view);
void caja_icon_container_invert_selection (CajaIconContainer *view);
void caja_icon_container_set_selection (CajaIconContainer *view,
GList *selection);
GArray * caja_icon_container_get_selected_icon_locations (CajaIconContainer *view);
gboolean caja_icon_container_has_stretch_handles (CajaIconContainer *container);
gboolean caja_icon_container_is_stretched (CajaIconContainer *container);
void caja_icon_container_show_stretch_handles (CajaIconContainer *container);
void caja_icon_container_unstretch (CajaIconContainer *container);
void caja_icon_container_start_renaming_selected_item (CajaIconContainer *container,
gboolean select_all);
/* options */
CajaZoomLevel caja_icon_container_get_zoom_level (CajaIconContainer *view);
void caja_icon_container_set_zoom_level (CajaIconContainer *view,
int new_zoom_level);
void caja_icon_container_set_single_click_mode (CajaIconContainer *container,
gboolean single_click_mode);
void caja_icon_container_enable_linger_selection (CajaIconContainer *view,
gboolean enable);
gboolean caja_icon_container_get_is_fixed_size (CajaIconContainer *container);
void caja_icon_container_set_is_fixed_size (CajaIconContainer *container,
gboolean is_fixed_size);
gboolean caja_icon_container_get_is_desktop (CajaIconContainer *container);
void caja_icon_container_set_is_desktop (CajaIconContainer *container,
gboolean is_desktop);
void caja_icon_container_reset_scroll_region (CajaIconContainer *container);
void caja_icon_container_set_font (CajaIconContainer *container,
const char *font);
void caja_icon_container_set_font_size_table (CajaIconContainer *container,
const int font_size_table[CAJA_ZOOM_LEVEL_LARGEST + 1]);
void caja_icon_container_set_margins (CajaIconContainer *container,
int left_margin,
int right_margin,
int top_margin,
int bottom_margin);
void caja_icon_container_set_use_drop_shadows (CajaIconContainer *container,
gboolean use_drop_shadows);
char* caja_icon_container_get_icon_description (CajaIconContainer *container,
CajaIconData *data);
gboolean caja_icon_container_get_allow_moves (CajaIconContainer *container);
void caja_icon_container_set_allow_moves (CajaIconContainer *container,
gboolean allow_moves);
void caja_icon_container_set_forced_icon_size (CajaIconContainer *container,
int forced_icon_size);
void caja_icon_container_set_all_columns_same_width (CajaIconContainer *container,
gboolean all_columns_same_width);
gboolean caja_icon_container_is_layout_rtl (CajaIconContainer *container);
gboolean caja_icon_container_is_layout_vertical (CajaIconContainer *container);
gboolean caja_icon_container_get_store_layout_timestamps (CajaIconContainer *container);
void caja_icon_container_set_store_layout_timestamps (CajaIconContainer *container,
gboolean store_layout);
void caja_icon_container_widget_to_file_operation_position (CajaIconContainer *container,
GdkPoint *position);
#define CANVAS_WIDTH(container,allocation) ((allocation.width \
- container->details->left_margin \
- container->details->right_margin) \
/ EEL_CANVAS (container)->pixels_per_unit)
#define CANVAS_HEIGHT(container,allocation) ((allocation.height \
- container->details->top_margin \
- container->details->bottom_margin) \
/ EEL_CANVAS (container)->pixels_per_unit)
#endif /* CAJA_ICON_CONTAINER_H */
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