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comparison src/scrollbar-msw.c @ 673:685b588e92d8

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[xemacs-hg @ 2001-10-30 05:13:26 by andyp] merge of windows 21.4.5 codeline
author andyp
date Tue, 30 Oct 2001 05:13:31 +0000
parents fdefd0186b75
children a307f9a2021d
comparison
equal deleted inserted replaced
672:42a8626b741e 673:685b588e92d8
42 * We do character-based instead of line-based scrolling, which can mean that 42 * We do character-based instead of line-based scrolling, which can mean that
43 * without the hack it is impossible to drag to the end of a buffer. */ 43 * without the hack it is impossible to drag to the end of a buffer. */
44 #define VERTICAL_SCROLLBAR_DRAG_HACK 44 #define VERTICAL_SCROLLBAR_DRAG_HACK
45 45
46 static int vertical_drag_in_progress = 0; 46 static int vertical_drag_in_progress = 0;
47 extern Lisp_Object mswindows_find_frame (HWND hwnd);
47 48
48 /* As long as the HWND is around, the scrollbar instance must be GC-protected. 49 /* As long as the HWND is around, the scrollbar instance must be GC-protected.
49 We have gotten crashes, apparently from trying to access a dead, freed 50 We have gotten crashes, apparently from trying to access a dead, freed
50 frame inside of a window mirror pointed to by the scrollbar structure. */ 51 frame inside of a window mirror pointed to by the scrollbar structure. */
51 static Lisp_Object Vmswindows_scrollbar_instance_table; 52 static Lisp_Object Vmswindows_scrollbar_instance_table;
233 return; 234 return;
234 frame = WINDOW_FRAME (XWINDOW (win)); 235 frame = WINDOW_FRAME (XWINDOW (win));
235 f = XFRAME (frame); 236 f = XFRAME (frame);
236 } 237 }
237 238
238 /* SB_LINEDOWN == SB_CHARLEFT etc. This is the way they will 239 /* SB_LINEDOWN == SB_CHARLEFT etc. This is the way they will
239 always be -- any Windows is binary compatible backward with 240 always be - any Windows is binary compatible backward with
240 old programs. */ 241 old programs */
241 242
242 switch (code) 243 switch (code)
243 { 244 {
244 case SB_LINEDOWN: 245 case SB_LINEDOWN:
245 mswindows_enqueue_misc_user_event 246 mswindows_enqueue_misc_user_event