diff options
Diffstat (limited to 'macosx/tkMacOSXWindowEvent.c')
| -rw-r--r-- | macosx/tkMacOSXWindowEvent.c | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/macosx/tkMacOSXWindowEvent.c b/macosx/tkMacOSXWindowEvent.c index 6448732..3681d60 100644 --- a/macosx/tkMacOSXWindowEvent.c +++ b/macosx/tkMacOSXWindowEvent.c @@ -932,7 +932,6 @@ Tk_MacOSXIsAppInFront(void) * Restrict event processing to Expose events. */ -#if 0 static Tk_RestrictAction ExposeRestrictProc( void *arg, @@ -941,7 +940,6 @@ ExposeRestrictProc( return (eventPtr->type==Expose && eventPtr->xany.serial==PTR2UINT(arg) ? TK_PROCESS_EVENT : TK_DEFER_EVENT); } -#endif /* * Restrict event processing to ConfigureNotify events. @@ -1122,14 +1120,15 @@ ConfigureRestrictProc( - (void) generateExposeEvents: (NSRect) rect { - int updatesNeeded; CGRect updateBounds; TkWindow *winPtr = TkMacOSXGetTkWindow([self window]); - //void *oldArg; - //Tk_RestrictProc *oldProc; + void *oldArg; + Tk_RestrictProc *oldProc; static int reentered = 0; - if (!winPtr) { + if (!winPtr || + (winPtr->flags & (TK_ALREADY_DEAD)) || + !Tk_IsMapped(winPtr)) { return; } @@ -1141,7 +1140,7 @@ ConfigureRestrictProc( * crashes or very poor performance. The reentered flag is * used to detect this. */ - // fprintf(stderr, "Recursive call to generateExposeEvents\n"); + //fprintf(stderr, "Recursive call to generateExposeEvents\n"); return; } reentered = 1; @@ -1157,16 +1156,26 @@ ConfigureRestrictProc( } updateBounds.origin.y = ([self bounds].size.height - updateBounds.origin.y - updateBounds.size.height); - updatesNeeded = GenerateUpdates(&updateBounds, winPtr); - if ([self inLiveResize] && updatesNeeded) { + if ( GenerateUpdates(&updateBounds, winPtr)) { + /* + * Use the ExposeRestrictProc to process the expose events we just + * generated. This will create idle drawing tasks, which we handle + * before we return in the case of a live resize. + */ + unsigned int serial = LastKnownRequestProcessed(Tk_Display(winPtr)); + oldProc = Tk_RestrictEvents(ExposeRestrictProc, UINT2PTR(serial), &oldArg); + while (Tcl_ServiceEvent(TCL_WINDOW_EVENTS|TCL_DONT_WAIT)) {}; + Tk_RestrictEvents(oldProc, NULL, &oldArg); /* * During a LiveResize we process all idle tasks generated by the * expose events to redraw the window while it is being resized. */ - - while (Tcl_DoOneEvent(TCL_IDLE_EVENTS)) {} + if ([self inLiveResize]) { + while (Tcl_DoOneEvent(TCL_IDLE_EVENTS)) {} + } } + reentered = 0; } |