moving from https://github.com/perberos/mate-desktop-environment

1 files changed, 371 insertions, 0 deletions

diff --git a/libcaja-private/caja-icon-container.h b/libcaja-private/caja-icon-container.h
new file mode 100644
index 00000000..10472878
--- /dev/null
+++ b/libcaja-private/caja-icon-container.h
@@ -0,0 +1,371 @@
+/* -*- 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., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+
+   Authors: Ettore Perazzoli <[email protected]>, Darin Adler <[email protected]>
+*/
+
+#ifndef CAJA_ICON_CONTAINER_H
+#define CAJA_ICON_CONTAINER_H
+
+#include <eel/eel-canvas.h>
+#include <libcaja-private/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 struct CajaIconData 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);
+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 */