dwindows: mac/dw.m comparison

Added "retain"s to the DWTree/DWContainer/DWListBox classes memory allocation so the data doesn't get free'd unexpectedly. Fixes crashes in HandyFTP.

comparison

equal deleted inserted replaced

-:578bbfd8c904
+:bd909322f40d
 -(int)lastQueryPoint { return lastQueryPoint; }
 -(void)setLastQueryPoint:(int)input { lastQueryPoint = input; }
 -(void)clear { if(data) { [data removeAllObjects]; while([titles count]) { [titles removePointerAtIndex:0]; } } lastAddPoint = 0; }
 -(void)setup
 {
-	tvcols = [[NSMutableArray alloc] init];
+	tvcols = [[[NSMutableArray alloc] init] retain];
-	data = [[NSMutableArray alloc] init];
+	data = [[[NSMutableArray alloc] init] retain];
-	types = [[NSMutableArray alloc] init];
+	types = [[[NSMutableArray alloc] init] retain];
-	titles = [NSPointerArray pointerArrayWithWeakObjects];
+	titles = [[NSPointerArray pointerArrayWithWeakObjects] retain];
 	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(selectionChanged:) name:NSTableViewSelectionDidChangeNotification object:[self window]];
 }
 -(void)selectionChanged:(id)sender
 {
 	_event_handler(self, (NSEvent *)[self getRowTitle:(int)[self selectedRow]], 9);
 if(parent)
 {
 children = [parent pointerAtIndex:3];
 if(!children)
 {
-children = [[NSMutableArray alloc] init];
+children = [[[NSMutableArray alloc] init] retain];
 [parent replacePointerAtIndex:3 withPointer:children];
 }
 }
 else
 {
 if(!data)
 {
-children = data = [[NSMutableArray alloc] init];
+children = data = [[[NSMutableArray alloc] init] retain];
 }
 }
 [children addObject:item];
 }
 -(void *)userdata { return userdata; }

Mercurial > dwindows