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Diffstat (limited to 'macosx/tkMacOSXWindowEvent.c')
-rw-r--r--macosx/tkMacOSXWindowEvent.c31
1 files changed, 25 insertions, 6 deletions
diff --git a/macosx/tkMacOSXWindowEvent.c b/macosx/tkMacOSXWindowEvent.c
index 13a9f10..9fd4867 100644
--- a/macosx/tkMacOSXWindowEvent.c
+++ b/macosx/tkMacOSXWindowEvent.c
@@ -800,10 +800,12 @@ ExposeRestrictProc(
- (void) drawRect: (NSRect) rect
{
+
const NSRect *rectsBeingDrawn;
NSInteger rectsBeingDrawnCount;
[self getRectsBeingDrawn:&rectsBeingDrawn count:&rectsBeingDrawnCount];
+
#ifdef TK_MAC_DEBUG_DRAWING
TKLog(@"-[%@(%p) %s%@]", [self class], self, _cmd, NSStringFromRect(rect));
[[NSColor colorWithDeviceRed:0.0 green:1.0 blue:0.0 alpha:.1] setFill];
@@ -811,12 +813,12 @@ ExposeRestrictProc(
NSCompositeSourceOver);
#endif
+
CGFloat height = [self bounds].size.height;
HIMutableShapeRef drawShape = HIShapeCreateMutable();
while (rectsBeingDrawnCount--) {
CGRect r = NSRectToCGRect(*rectsBeingDrawn++);
-
r.origin.y = height - (r.origin.y + r.size.height);
HIShapeUnionWithRect(drawShape, &r);
}
@@ -829,11 +831,21 @@ ExposeRestrictProc(
NSEventTrackingRunLoopMode, NSModalPanelRunLoopMode,
nil]];
}
+
CFRelease(drawShape);
+
}
+
/*Provide more fine-grained control over resizing of content to reduce flicker after removal of private API's.*/
+-(void) viewWillDraw
+{
+
+ [super viewWillDraw];
+}
+
+
- (BOOL) preservesContentDuringLiveResize
{
return YES;
@@ -841,19 +853,25 @@ ExposeRestrictProc(
- (void)viewWillStartLiveResize
{
+ NSDisableScreenUpdates();
[super viewWillStartLiveResize];
+ [self setNeedsDisplay:NO];
+ [self setHidden:YES];
}
- (void)viewDidEndLiveResize
{
+ NSEnableScreenUpdates();
+ [self setHidden:NO];
[self setNeedsDisplay:YES];
[super setNeedsDisplay:YES];
[super viewDidEndLiveResize];
}
+/*Core function of this class, generates expose events for redrawing.*/
- (void) generateExposeEvents: (HIMutableShapeRef) shape
{
@@ -865,6 +883,7 @@ ExposeRestrictProc(
return;
}
+
HIShapeGetBounds(shape, &updateBounds);
serial = LastKnownRequestProcessed(Tk_Display(winPtr));
if (GenerateUpdates(shape, &updateBounds, winPtr) &&
@@ -875,7 +894,7 @@ ExposeRestrictProc(
* just posted Expose events from generating new redraws.
*/
- while (Tcl_DoOneEvent(TCL_IDLE_EVENTS|TCL_DONT_WAIT)) {}
+ while (Tcl_DoOneEvent(TCL_IDLE_EVENTS|TCL_DONT_WAIT)) {}
/*
* For smoother drawing, process Expose events and resulting redraws
@@ -887,12 +906,13 @@ ExposeRestrictProc(
UINT2PTR(serial), &oldArg);
while (Tcl_ServiceEvent(TCL_WINDOW_EVENTS)) {}
-
+
Tk_RestrictEvents(oldProc, oldArg, &oldArg);
+
while (Tcl_DoOneEvent(TCL_IDLE_EVENTS|TCL_DONT_WAIT)) {}
- }
-
+ }
+
}
/*This is no-op on 10.7 and up because Apple has removed this widget, but leaving here for backwards compatibility.*/
@@ -964,7 +984,6 @@ ExposeRestrictProc(
}
@end
-
/*
* Local Variables: