1 /* Definitions and headers for GTK widgets.
3 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 2, or (at your option)
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; see the file COPYING. If not, write to
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
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 /* Key for data that is valid for menus in a frame */
38 #define XG_FRAME_DATA "emacs_frame"
40 /* Key for data that is the last scrollbar value */
41 #define XG_LAST_SB_DATA "emacs_last_sb_value"
43 /* Key for data that menu items hold. */
44 #define XG_ITEM_DATA "emacs_menuitem"
47 /* Button types in menus. */
55 /* This is a list node in a generic list implementation. */
56 typedef struct xg_list_node_
58 struct xg_list_node_
*prev
;
59 struct xg_list_node_
*next
;
62 /* This structure is the callback data that is shared for menu items.
63 We need to keep it separate from the frame structure due to
64 detachable menus. The data in the frame structure is only valid while
65 the menu is popped up. This structure is kept around as long as
67 typedef struct xg_menu_cb_data_
72 Lisp_Object menu_bar_vector
;
73 int menu_bar_items_used
;
74 GCallback highlight_cb
;
78 /* This structure holds callback information for each individual menu item. */
79 typedef struct xg_menu_item_cb_data_
84 gulong unhighlight_id
;
88 xg_menu_cb_data
*cl_data
;
90 } xg_menu_item_cb_data
;
93 /* Used to specify menus and dialogs.
94 This is an adaption from lwlib for Gtk so we can use more of the same
95 code as lwlib in xmenu.c. */
96 typedef struct _widget_value
101 /* value (meaning depend on widget type) */
103 /* keyboard equivalent. no implications for XtTranslations */
106 /* Help string or nil if none.
107 GC finds this string through the frame's menu_bar_vector
108 or through menu_items. */
110 /* true if enabled */
112 /* true if selected */
114 /* The type of a button. */
115 enum button_type button_type
;
116 /* Contents of the sub-widgets, also selected slot for checkbox */
117 struct _widget_value
*contents
;
118 /* data passed to callback */
120 /* next one in the list */
121 struct _widget_value
*next
;
123 /* we resource the widget_value structures; this points to the next
124 one on the free list if this one has been deallocated.
126 struct _widget_value
*free_list
;
129 extern widget_value
*malloc_widget_value
P_ ((void));
130 extern void free_widget_value
P_ ((widget_value
*));
132 extern char *xg_get_file_name
P_ ((FRAME_PTR f
,
134 char *default_filename
,
138 extern GtkWidget
*xg_create_widget
P_ ((char *type
,
143 GCallback deactivate_cb
,
144 GCallback hightlight_cb
));
146 extern void xg_modify_menubar_widgets
P_ ((GtkWidget
*menubar
,
151 GCallback deactivate_cb
,
152 GCallback hightlight_cb
));
154 extern int xg_update_frame_menubar
P_ ((FRAME_PTR f
));
156 extern int xg_have_tear_offs
P_ ((void));
158 extern int xg_get_scroll_id_for_window
P_ ((Display
*dpy
, Window wid
));
160 extern void xg_create_scroll_bar
P_ ((FRAME_PTR f
,
161 struct scroll_bar
*bar
,
162 GCallback scroll_callback
,
163 char *scroll_bar_name
));
164 extern void xg_show_scroll_bar
P_ ((int scrollbar_id
));
165 extern void xg_remove_scroll_bar
P_ ((FRAME_PTR f
, int scrollbar_id
));
167 extern void xg_update_scrollbar_pos
P_ ((FRAME_PTR f
,
174 extern void xg_set_toolkit_scroll_bar_thumb
P_ ((struct scroll_bar
*bar
,
180 extern void update_frame_tool_bar
P_ ((FRAME_PTR f
));
181 extern void free_frame_tool_bar
P_ ((FRAME_PTR f
));
183 extern void xg_resize_widgets
P_ ((FRAME_PTR f
,
186 extern void xg_frame_set_char_size
P_ ((FRAME_PTR f
, int cols
, int rows
));
187 extern GtkWidget
* xg_win_to_widget
P_ ((Display
*dpy
, Window wdesc
));
189 extern int xg_display_open
P_ ((char *display_name
, Display
**dpy
));
190 extern void xg_display_close
P_ ((Display
*dpy
));
191 extern GdkCursor
* xg_create_default_cursor
P_ ((Display
*dpy
));
193 extern int xg_create_frame_widgets
P_ ((FRAME_PTR f
));
194 extern void x_wm_set_size_hint
P_ ((FRAME_PTR f
,
197 extern void xg_set_background_color
P_ ((FRAME_PTR f
, unsigned long bg
));
199 /* Mark all callback data that are Lisp_object:s during GC. */
200 extern void xg_mark_data
P_ ((void));
202 /* Initialize GTK specific parts. */
203 extern void xg_initialize
P_ ((void));
205 /* Setting scrollbar values invokes the callback. Use this variable
206 to indicate that the callback should do nothing. */
207 extern int xg_ignore_gtk_scrollbar
;
210 #endif /* GTKUTIL_H */
212 /* arch-tag: 0757f3dc-00c7-4cee-9e4c-282cf1d34c72
213 (do not change this comment) */