1 /* Definitions and headers for GTK widgets.
3 Copyright (C) 2003-2014 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
27 #include "../lwlib/lwlib-widget.h"
31 /* Minimum and maximum values used for GTK scroll bars */
34 #define XG_SB_MAX 10000000
35 #define XG_SB_RANGE (XG_SB_MAX-XG_SB_MIN)
37 #define YG_SB_MAX 10000000
38 #define YG_SB_RANGE (YG_SB_MAX-YG_SB_MIN)
40 /* Key for data that is valid for menus and scroll bars in a frame */
41 #define XG_FRAME_DATA "emacs_frame"
43 /* Key for data that menu items hold. */
44 #define XG_ITEM_DATA "emacs_menuitem"
46 /* This is a list node in a generic list implementation. */
47 typedef struct xg_list_node_
49 struct xg_list_node_
*prev
;
50 struct xg_list_node_
*next
;
53 /* This structure is the callback data that is shared for menu items.
54 We need to keep it separate from the frame structure due to
55 detachable menus. The data in the frame structure is only valid while
56 the menu is popped up. This structure is kept around as long as
58 typedef struct xg_menu_cb_data_
63 Lisp_Object menu_bar_vector
;
64 int menu_bar_items_used
;
65 GCallback highlight_cb
;
69 /* This structure holds callback information for each individual menu item. */
70 typedef struct xg_menu_item_cb_data_
77 xg_menu_cb_data
*cl_data
;
79 } xg_menu_item_cb_data
;
81 extern bool xg_uses_old_file_dialog (void) ATTRIBUTE_CONST
;
83 extern char *xg_get_file_name (struct frame
*f
,
85 char *default_filename
,
89 extern Lisp_Object
xg_get_font (struct frame
*f
, const char *);
91 extern GtkWidget
*xg_create_widget (const char *type
,
94 struct _widget_value
*val
,
96 GCallback deactivate_cb
,
97 GCallback highlight_cb
);
99 extern void xg_modify_menubar_widgets (GtkWidget
*menubar
,
101 struct _widget_value
*val
,
104 GCallback deactivate_cb
,
105 GCallback highlight_cb
);
107 extern void xg_update_frame_menubar (struct frame
*f
);
109 extern bool xg_event_is_for_menubar (struct frame
*, const XEvent
*);
111 extern bool xg_have_tear_offs (struct frame
*f
);
113 extern ptrdiff_t xg_get_scroll_id_for_window (Display
*dpy
, Window wid
);
115 extern void xg_create_scroll_bar (struct frame
*f
,
116 struct scroll_bar
*bar
,
117 GCallback scroll_callback
,
118 GCallback end_callback
,
119 const char *scroll_bar_name
);
120 extern void xg_create_horizontal_scroll_bar (struct frame
*f
,
121 struct scroll_bar
*bar
,
122 GCallback scroll_callback
,
123 GCallback end_callback
,
124 const char *scroll_bar_name
);
125 extern void xg_remove_scroll_bar (struct frame
*f
, ptrdiff_t scrollbar_id
);
127 extern void xg_update_scrollbar_pos (struct frame
*f
,
128 ptrdiff_t scrollbar_id
,
133 extern void xg_update_horizontal_scrollbar_pos (struct frame
*f
,
134 ptrdiff_t scrollbar_id
,
140 extern void xg_set_toolkit_scroll_bar_thumb (struct scroll_bar
*bar
,
144 extern void xg_set_toolkit_horizontal_scroll_bar_thumb (struct scroll_bar
*bar
,
148 extern bool xg_event_is_for_scrollbar (struct frame
*, const XEvent
*);
149 extern int xg_get_default_scrollbar_width (void);
150 extern int xg_get_default_scrollbar_height (void);
152 extern void update_frame_tool_bar (struct frame
*f
);
153 extern void free_frame_tool_bar (struct frame
*f
);
154 extern void xg_change_toolbar_position (struct frame
*f
, Lisp_Object pos
);
156 extern void xg_clear_under_internal_border (struct frame
*f
);
157 extern void xg_frame_resized (struct frame
*f
,
160 extern void xg_frame_set_char_size (struct frame
*f
, int width
, int height
);
161 extern GtkWidget
* xg_win_to_widget (Display
*dpy
, Window wdesc
);
163 extern void xg_display_open (char *display_name
, Display
**dpy
);
164 extern void xg_display_close (Display
*dpy
);
165 extern GdkCursor
* xg_create_default_cursor (Display
*dpy
);
167 extern bool xg_create_frame_widgets (struct frame
*f
);
168 extern void xg_free_frame_widgets (struct frame
*f
);
169 extern void xg_set_background_color (struct frame
*f
, unsigned long bg
);
170 extern bool xg_check_special_colors (struct frame
*f
,
171 const char *color_name
,
174 extern void xg_set_frame_icon (struct frame
*f
,
178 extern bool xg_prepare_tooltip (struct frame
*f
,
182 extern void xg_show_tooltip (struct frame
*f
, int root_x
, int root_y
);
183 extern bool xg_hide_tooltip (struct frame
*f
);
185 /* Mark all callback data that are Lisp_object:s during GC. */
186 extern void xg_mark_data (void);
188 /* Initialize GTK specific parts. */
189 extern void xg_initialize (void);
191 /* Setting scrollbar values invokes the callback. Use this variable
192 to indicate that the callback should do nothing. */
193 extern bool xg_ignore_gtk_scrollbar
;
196 #endif /* GTKUTIL_H */