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Fixed: don't crash when removing objects from an array controller which has its arrangedObjects.@count observed.

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This commit is contained in:
Alexander Ljungberg
2012-04-20 15:12:59 +01:00
parent d9640aa205
commit 21a34f88b2
2 changed files with 39 additions and 3 deletions
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AppKit/CPObjectController.j
+4 -3
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@@ -579,6 +579,8 @@ var CPObjectControllerContentKey = @"CPObjectControllerCo
- (void)removeObjectAtIndex:(unsigned)anIndex
{
var currentObject = [self objectAtIndex:anIndex];
for (var i = 0, count = [_observationProxies count]; i < count; i++)
{
var proxy = [_observationProxies objectAtIndex:i],
@@ -588,7 +590,7 @@ var CPObjectControllerContentKey = @"CPObjectControllerCo
if (operator)
[self willChangeValueForKey:keyPath];
[anObject removeObserver:proxy forKeyPath:keyPath];
[currentObject removeObserver:proxy forKeyPath:keyPath];
if (operator)
[self didChangeValueForKey:keyPath];
@@ -777,8 +779,7 @@ var CPObjectControllerContentKey = @"CPObjectControllerCo
[proxy setNotifyObject:YES];
[_observationProxies addObject:proxy];
// We keep are reference to the observed objects
// because the removeObserver: will be called after the selection changes
// We keep a reference to the observed objects because removeObserver: will be called after the selection changes.
var observedObjects = [_controller selectedObjects];
_observedObjectsByKeyPath[aKeyPath] = observedObjects;
[observedObjects addObserver:proxy forKeyPath:aKeyPath options:options context:context];