Revision: 13517
http://sourceforge.net/p/skim-app/code/13517
Author: hofman
Date: 2023-06-28 16:06:58 +0000 (Wed, 28 Jun 2023)
Log Message:
-----------
check change of obsevred value before checking change to duration
Modified Paths:
--------------
trunk/SKPresentationOptionsSheetController.m
Modified: trunk/SKPresentationOptionsSheetController.m
===================================================================
--- trunk/SKPresentationOptionsSheetController.m 2023-06-28 15:58:57 UTC
(rev 13516)
+++ trunk/SKPresentationOptionsSheetController.m 2023-06-28 16:06:58 UTC
(rev 13517)
@@ -409,6 +409,9 @@
if ([newValue isEqual:[NSNull null]]) newValue = nil;
if ([oldValue isEqual:[NSNull null]]) oldValue = nil;
+ if (newValue == oldValue || [newValue isEqual:oldValue])
+ return;
+
if ([keyPath isEqualToString:DURATION_KEY]) {
if ([changedTransitions containsObject:object])
return;
@@ -417,8 +420,7 @@
[changedTransitions addObject:object];
}
- if ((newValue || oldValue) && [newValue isEqual:oldValue] == NO)
- [[[self undoManager] prepareWithInvocationTarget:self]
setValue:oldValue forKey:keyPath ofTransition:object];
+ [[[self undoManager] prepareWithInvocationTarget:self]
setValue:oldValue forKey:keyPath ofTransition:object];
} else {
[super observeValueForKeyPath:keyPath ofObject:object change:change
context:context];
}
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