Re: Vertical NSplitViews buggy in Lion?
Re: Vertical NSplitViews buggy in Lion?
- Subject: Re: Vertical NSplitViews buggy in Lion?
- From: Martin Hedenfalk <email@hidden>
- Date: Mon, 26 Sep 2011 22:22:34 +0200
Filed as radar 10187396.
So I guess I'm looking for a workaround. Does anyone have an idea what I could try?
.martin
26 sep 2011 kl. 18:56 skrev Raleigh Ledet:
> Have you filed a radar? You already have a test project, so the hard part is done. Please be sure to attach the test project to the radar.
> -raleigh
>
> On Sep 23, 2011, at 4:03 AM, Martin Hedenfalk wrote:
>
>> Hi,
>>
>> I'm having problems with vertical NSSplitViews in Lion. I'm dynamically adding subviews and nesting horizontal and vertical NSSplitViews. I don't get these problems in Snow Leopard.
>>
>> Splitting horizontally seems to work fine, but splitting vertically causes several problems:
>>
>> - divider width is (sometimes) way too large
>> - sometimes the divider is not shown at all
>> - splitting time increases with number of subviews (10s with ~20 subviews)
>> - the subview frames gets messed up and the following is printed in the console (here the two subviews overlap):
>>
>> 2011-09-23 11:54:28.745 splits[52596:707] <NSSplitView: 0x1003c8c80>: -resizeSubviewsWithOldSize: was invoked and left the subview frames in an inconsistent state:
>> 2011-09-23 11:54:28.746 splits[52596:707] Split view bounds: {{0, 0}, {208, 215}}
>> 2011-09-23 11:54:28.746 splits[52596:707] Subview frame: {{0, 0}, {94, 215}}
>> 2011-09-23 11:54:28.747 splits[52596:707] Subview frame: {{89, 0}, {119, 215}}
>> 2011-09-23 11:54:28.747 splits[52596:707] The subview frames are not in the same order as the subviews array. NSSplitView requires that these orders be kept consistent, otherwise behavior is undefined.
>>
>> I've made a minimal test project that shows the issue.
>> It's available at http://bzero.se/splits.zip.
>>
>> This code does not use a delegate for the split view, so it can't be that I'm doing something weird in [splitView:resizeSubviewsWithOldSize:].
>>
>> The core of the code is the method that splits the content views (which contain a single NSTextView):
>>
>> - (NSViewController *)splitView:(NSViewController *)viewController
>> withView:(NSViewController *)newViewController
>> vertically:(BOOL)isVertical
>> {
>> NSView *view = [viewController view];
>> NSView *newView = [newViewController view];
>> NSSplitView *split = (NSSplitView *)[view superview];
>>
>> /* If there is only one subview in the split, convert it to the desired orientation. */
>> if ([[split subviews] count] == 1 && [split isVertical] != isVertical)
>> [split setVertical:isVertical];
>>
>> if ([split isVertical] == isVertical) {
>> /* Same orientation, just add another view to this split. */
>> [split addSubview:newView];
>> } else {
>> /*
>> * Different orientation, replace the view with a new split view
>> * containing the new and old content views.
>> */
>> NSSplitView *newSplit = [[NSSplitView alloc] initWithFrame:[view frame]];
>> [newSplit setVertical:isVertical];
>> [newSplit setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
>> [newSplit setAutoresizesSubviews:YES];
>> [split replaceSubview:view with:newSplit];
>> [newSplit addSubview:view];
>> [newSplit addSubview:newView];
>> [newSplit release];
>> }
>>
>> [window makeFirstResponder:newView];
>> [views addObject:newViewController];
>>
>> return newViewController;
>> }
>>
>> Am I doing something wrong with the subviews?
>>
>> TIA
>> .martin
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