1 /* Define X-specific scrollbar instance.
2 Copyright (C) 1994, 1995 Board of Trustees, University of Illinois.
4 This file is part of XEmacs.
6 XEmacs is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with XEmacs; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 /* Synched up with: Not in FSF. */
23 #ifndef INCLUDED_scrollbar_x_h_
24 #define INCLUDED_scrollbar_x_h_
26 #if defined (HAVE_X_WINDOWS) && defined (HAVE_SCROLLBARS)
28 #include "scrollbar.h"
30 struct x_scrollbar_data
32 /* Unique scrollbar identifier and name. */
36 /* Is set if we have already set the backing_store attribute correctly */
37 char backing_store_initialized;
39 /* Positioning and sizing information for scrollbar and slider. */
40 scrollbar_values pos_data;
42 /* Pointer to the scrollbar widget this structure describes. */
45 #if defined (LWLIB_SCROLLBARS_MOTIF) || defined (LWLIB_SCROLLBARS_LUCID) || \
46 defined (LWLIB_SCROLLBARS_ATHENA3D)
47 /* Recorded starting position for Motif-like scrollbar drags. */
49 Bufpos vdrag_orig_window_start;
53 #define SCROLLBAR_X_DATA(i) ((struct x_scrollbar_data *) ((i)->scrollbar_data))
55 #define SCROLLBAR_X_ID(i) (SCROLLBAR_X_DATA (i)->id)
56 #define SCROLLBAR_X_NAME(i) (SCROLLBAR_X_DATA (i)->name)
57 #define SCROLLBAR_X_BACKING_STORE_INITIALIZED(i) \
58 (SCROLLBAR_X_DATA (i)->backing_store_initialized)
59 #define SCROLLBAR_X_POS_DATA(i) (SCROLLBAR_X_DATA (i)->pos_data)
60 #define SCROLLBAR_X_WIDGET(i) (SCROLLBAR_X_DATA (i)->widget)
62 #if defined (LWLIB_SCROLLBARS_MOTIF) || defined (LWLIB_SCROLLBARS_LUCID) || \
63 defined (LWLIB_SCROLLBARS_ATHENA3D)
64 #define SCROLLBAR_X_VDRAG_ORIG_VALUE(i) \
65 (SCROLLBAR_X_DATA (i)->vdrag_orig_value)
66 #define SCROLLBAR_X_VDRAG_ORIG_WINDOW_START(i) \
67 (SCROLLBAR_X_DATA (i)->vdrag_orig_window_start)
70 void x_update_frame_scrollbars (struct frame *f);
71 void x_set_scrollbar_pointer (struct frame *f, Lisp_Object cursor);
73 #endif /* HAVE_X_WINDOWS and HAVE_SCROLLBARS */
75 #endif /* INCLUDED_scrollbar_x_h_ */