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/* -*- Mode: C; indent-tabs-mode: f; c-basic-offset: 4; tab-width: 4 -*- */
/* gnome-icon-container.h - Icon container widget.
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., 51 Franklin Street - Suite 500,
Boston, MA 02110-1335, USA.
Authors: Ettore Perazzoli <ettore@gnu.org>, Darin Adler <darin@bentspoon.com>
*/
#ifndef NEMO_ICON_CONTAINER_H
#define NEMO_ICON_CONTAINER_H
#include <eel/eel-canvas.h>
#include <libnemo-private/nemo-icon-info.h>
#include <libnemo-private/nemo-icon.h>
#define NEMO_TYPE_ICON_CONTAINER nemo_icon_container_get_type()
#define NEMO_ICON_CONTAINER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), NEMO_TYPE_ICON_CONTAINER, NemoIconContainer))
#define NEMO_ICON_CONTAINER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), NEMO_TYPE_ICON_CONTAINER, NemoIconContainerClass))
#define NEMO_IS_ICON_CONTAINER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), NEMO_TYPE_ICON_CONTAINER))
#define NEMO_IS_ICON_CONTAINER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), NEMO_TYPE_ICON_CONTAINER))
#define NEMO_ICON_CONTAINER_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), NEMO_TYPE_ICON_CONTAINER, NemoIconContainerClass))
/* Initial unpositioned icon value */
#define ICON_UNPOSITIONED_VALUE -1
typedef struct {
int x;
int y;
double scale;
int monitor;
} NemoIconPosition;
typedef enum {
NEMO_ICON_LAYOUT_L_R_T_B,
NEMO_ICON_LAYOUT_R_L_T_B,
NEMO_ICON_LAYOUT_T_B_L_R,
NEMO_ICON_LAYOUT_T_B_R_L
} NemoIconLayoutMode;
typedef enum {
NEMO_ICON_LABEL_POSITION_UNDER,
NEMO_ICON_LABEL_POSITION_BESIDE
} NemoIconLabelPosition;
#define NEMO_ICON_CONTAINER_TYPESELECT_FLUSH_DELAY 1000000
typedef struct NemoIconContainerDetails NemoIconContainerDetails;
typedef struct {
EelCanvas canvas;
NemoIconContainerDetails *details;
} NemoIconContainer;
typedef struct {
EelCanvasClass parent_slot;
gboolean is_grid_container;
/* Operations on the container. */
int (* button_press) (NemoIconContainer *container,
GdkEventButton *event);
void (* context_click_background) (NemoIconContainer *container,
GdkEventButton *event);
void (* middle_click) (NemoIconContainer *container,
GdkEventButton *event);
/* Operations on icons. */
void (* activate) (NemoIconContainer *container,
NemoIconData *data);
void (* activate_alternate) (NemoIconContainer *container,
NemoIconData *data);
void (* activate_previewer) (NemoIconContainer *container,
GList *files,
GArray *locations);
void (* context_click_selection) (NemoIconContainer *container,
GdkEventButton *event);
void (* move_copy_items) (NemoIconContainer *container,
const GList *item_uris,
GdkPoint *relative_item_points,
const char *target_uri,
GdkDragAction action,
int x,
int y);
void (* handle_netscape_url) (NemoIconContainer *container,
const char *url,
const char *target_uri,
GdkDragAction action,
int x,
int y);
void (* handle_uri_list) (NemoIconContainer *container,
const char *uri_list,
const char *target_uri,
GdkDragAction action,
int x,
int y);
void (* handle_text) (NemoIconContainer *container,
const char *text,
const char *target_uri,
GdkDragAction action,
int x,
int y);
void (* handle_raw) (NemoIconContainer *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) (NemoIconContainer *container);
/* Queries on icons for subclass/client.
* These must be implemented. The default "do nothing" is not
* good enough, these are _not_ signals.
*/
NemoIconInfo *(* get_icon_images) (NemoIconContainer *container,
NemoIconData *data,
int icon_size,
gboolean for_drag_accept,
gboolean *has_window_open,
gboolean visible);
void (* get_icon_text) (NemoIconContainer *container,
NemoIconData *data,
char **editable_text,
char **additional_text,
gboolean *pinned,
gboolean *fav_unavailable,
gboolean include_invisible);
void (* update_icon) (NemoIconContainer *container,
NemoIcon *icon,
gboolean visible);
char * (* get_icon_description) (NemoIconContainer *container,
NemoIconData *data);
int (* compare_icons) (NemoIconContainer *container,
NemoIconData *icon_a,
NemoIconData *icon_b);
void (* freeze_updates) (NemoIconContainer *container);
void (* unfreeze_updates) (NemoIconContainer *container);
gint (* get_max_layout_lines_for_pango) (NemoIconContainer *container);
gint (* get_max_layout_lines) (NemoIconContainer *container);
gint (* get_additional_text_line_count) (NemoIconContainer *container);
/* 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) (NemoIconContainer *container,
NemoIconData *target,
const char *item_uri);
char * (* get_icon_uri) (NemoIconContainer *container,
NemoIconData *data);
char * (* get_icon_drop_target_uri) (NemoIconContainer *container,
NemoIconData *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) (NemoIconContainer *container,
NemoIconData *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) (NemoIconContainer *container,
NemoIconData *data,
const time_t *time);
void (*lay_down_icons) (NemoIconContainer *container, GList *icons, double start_y);
void (*icon_set_position) (NemoIconContainer *container, NemoIcon *icon, double x, double y);
void (*move_icon) (NemoIconContainer *container, NemoIcon *icon, int x, int y,
double scale, gboolean raise, gboolean snap, gboolean update_position);
void (*align_icons) (NemoIconContainer *container);
void (*finish_adding_new_icons) (NemoIconContainer *container);
void (*reload_icon_positions) (NemoIconContainer *container);
void (*icon_get_bounding_box) (NemoIcon *icon,
int *x1_return, int *y1_return,
int *x2_return, int *y2_return,
NemoIconCanvasItemBoundsUsage usage);
void (*set_zoom_level) (NemoIconContainer *container, gint new_level);
/* Notifications for the whole container. */
void (* band_select_started) (NemoIconContainer *container);
void (* band_select_ended) (NemoIconContainer *container);
void (* selection_changed) (NemoIconContainer *container);
void (* layout_changed) (NemoIconContainer *container);
/* Notifications for icons. */
void (* icon_position_changed) (NemoIconContainer *container,
NemoIconData *data,
const NemoIconPosition *position);
void (* icon_rename_started) (NemoIconContainer *container,
GtkWidget *renaming_widget);
void (* icon_rename_ended) (NemoIconContainer *container,
NemoIconData *data,
const char *text);
void (* icon_stretch_started) (NemoIconContainer *container,
NemoIconData *data);
void (* icon_stretch_ended) (NemoIconContainer *container,
NemoIconData *data);
int (* preview) (NemoIconContainer *container,
NemoIconData *data,
gboolean start_flag);
void (* icon_added) (NemoIconContainer *container,
NemoIconData *data);
void (* icon_removed) (NemoIconContainer *container,
NemoIconData *data);
void (* cleared) (NemoIconContainer *container);
gboolean (* start_interactive_search) (NemoIconContainer *container);
} NemoIconContainerClass;
/* GtkObject */
GType nemo_icon_container_get_type (void);
GtkWidget * nemo_icon_container_new (void);
/* adding, removing, and managing icons */
void nemo_icon_container_clear (NemoIconContainer *view);
gboolean nemo_icon_container_icon_is_new_for_monitor (NemoIconContainer *container,
NemoIcon *icon,
gint current_monitor);
gboolean nemo_icon_container_add (NemoIconContainer *view,
NemoIconData *data);
void nemo_icon_container_layout_now (NemoIconContainer *container);
gboolean nemo_icon_container_remove (NemoIconContainer *view,
NemoIconData *data);
void nemo_icon_container_for_each (NemoIconContainer *view,
NemoIconCallback callback,
gpointer callback_data);
void nemo_icon_container_request_update (NemoIconContainer *view,
NemoIconData *data);
void nemo_icon_container_invalidate_labels (NemoIconContainer *container);
void nemo_icon_container_request_update_all (NemoIconContainer *container);
void nemo_icon_container_reveal (NemoIconContainer *container,
NemoIconData *data);
gboolean nemo_icon_container_is_empty (NemoIconContainer *container);
NemoIconData *nemo_icon_container_get_first_visible_icon (NemoIconContainer *container);
void nemo_icon_container_scroll_to_icon (NemoIconContainer *container,
NemoIconData *data);
void nemo_icon_container_begin_loading (NemoIconContainer *container);
void nemo_icon_container_end_loading (NemoIconContainer *container,
gboolean all_icons_added);
/* control the layout */
gboolean nemo_icon_container_is_auto_layout (NemoIconContainer *container);
void nemo_icon_container_set_auto_layout (NemoIconContainer *container,
gboolean auto_layout);
gboolean nemo_icon_container_is_keep_aligned (NemoIconContainer *container);
void nemo_icon_container_set_keep_aligned (NemoIconContainer *container,
gboolean keep_aligned);
void nemo_icon_container_set_layout_mode (NemoIconContainer *container,
NemoIconLayoutMode mode);
void nemo_icon_container_set_horizontal_layout (NemoIconContainer *container,
gboolean horizontal);
gboolean nemo_icon_container_get_horizontal_layout (NemoIconContainer *container);
void nemo_icon_container_set_grid_adjusts (NemoIconContainer *container,
gint h_adjust,
gint v_adjust);
void nemo_icon_container_set_label_position (NemoIconContainer *container,
NemoIconLabelPosition pos);
void nemo_icon_container_sort (NemoIconContainer *container);
void nemo_icon_container_freeze_icon_positions (NemoIconContainer *container);
gint nemo_icon_container_get_max_layout_lines (NemoIconContainer *container);
gint nemo_icon_container_get_max_layout_lines_for_pango (NemoIconContainer *container);
void nemo_icon_container_set_highlighted_for_clipboard (NemoIconContainer *container,
GList *clipboard_icon_data);
/* operations on all icons */
void nemo_icon_container_unselect_all (NemoIconContainer *view);
void nemo_icon_container_select_all (NemoIconContainer *view);
/* operations on the selection */
void nemo_icon_container_update_selection (NemoIconContainer *container);
GList * nemo_icon_container_get_selection (NemoIconContainer *view);
GList * nemo_icon_container_peek_selection (NemoIconContainer *view);
gint nemo_icon_container_get_selection_count (NemoIconContainer *container);
void nemo_icon_container_invert_selection (NemoIconContainer *view);
void nemo_icon_container_set_selection (NemoIconContainer *view,
GList *selection);
GArray * nemo_icon_container_get_selected_icon_locations (NemoIconContainer *view);
gboolean nemo_icon_container_has_stretch_handles (NemoIconContainer *container);
gboolean nemo_icon_container_is_stretched (NemoIconContainer *container);
void nemo_icon_container_show_stretch_handles (NemoIconContainer *container);
void nemo_icon_container_unstretch (NemoIconContainer *container);
void nemo_icon_container_start_renaming_selected_item (NemoIconContainer *container,
gboolean select_all);
/* options */
NemoZoomLevel nemo_icon_container_get_zoom_level (NemoIconContainer *view);
void nemo_icon_container_set_zoom_level (NemoIconContainer *view,
int new_zoom_level);
void nemo_icon_container_set_single_click_mode (NemoIconContainer *container,
gboolean single_click_mode);
void nemo_icon_container_set_click_to_rename_enabled (NemoIconContainer *container,
gboolean enabled);
void nemo_icon_container_enable_linger_selection (NemoIconContainer *view,
gboolean enable);
gboolean nemo_icon_container_get_is_fixed_size (NemoIconContainer *container);
void nemo_icon_container_set_is_fixed_size (NemoIconContainer *container,
gboolean is_fixed_size);
gboolean nemo_icon_container_get_is_desktop (NemoIconContainer *container);
void nemo_icon_container_set_is_desktop (NemoIconContainer *container,
gboolean is_desktop);
gboolean nemo_icon_container_get_show_desktop_tooltips (NemoIconContainer *container);
void nemo_icon_container_set_show_desktop_tooltips (NemoIconContainer *container,
gboolean show_tooltips);
void nemo_icon_container_reset_scroll_region (NemoIconContainer *container);
void nemo_icon_container_set_font (NemoIconContainer *container,
const char *font);
void nemo_icon_container_set_font_size_table (NemoIconContainer *container,
const int font_size_table[NEMO_ZOOM_LEVEL_LARGEST + 1]);
void nemo_icon_container_set_margins (NemoIconContainer *container,
int left_margin,
int right_margin,
int top_margin,
int bottom_margin);
void nemo_icon_container_set_use_drop_shadows (NemoIconContainer *container,
gboolean use_drop_shadows);
char* nemo_icon_container_get_icon_description (NemoIconContainer *container,
NemoIconData *data);
gboolean nemo_icon_container_get_allow_moves (NemoIconContainer *container);
void nemo_icon_container_set_allow_moves (NemoIconContainer *container,
gboolean allow_moves);
void nemo_icon_container_set_forced_icon_size (NemoIconContainer *container,
int forced_icon_size);
void nemo_icon_container_set_all_columns_same_width (NemoIconContainer *container,
gboolean all_columns_same_width);
gboolean nemo_icon_container_is_layout_rtl (NemoIconContainer *container);
gboolean nemo_icon_container_is_layout_vertical (NemoIconContainer *container);
gboolean nemo_icon_container_get_store_layout_timestamps (NemoIconContainer *container);
void nemo_icon_container_set_store_layout_timestamps (NemoIconContainer *container,
gboolean store_layout);
void nemo_icon_container_widget_to_file_operation_position (NemoIconContainer *container,
GdkPoint *position);
void nemo_icon_container_setup_tooltip_preference_callback (NemoIconContainer *container);
void nemo_icon_container_update_tooltip_text (NemoIconContainer *container,
NemoIconCanvasItem *item);
gint nemo_icon_container_get_additional_text_line_count (NemoIconContainer *container);
void nemo_icon_container_set_ok_to_load_deferred_attrs (NemoIconContainer *container,
gboolean ok);
#endif /* NEMO_ICON_CONTAINER_H */
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