Re: sheets and drawers
Re: sheets and drawers
- Subject: Re: sheets and drawers
- From: Matt Neuburg <email@hidden>
- Date: Wed, 14 Jun 2006 08:26:44 -0700
- Thread-topic: sheets and drawers
On or about 6/14/06 6:26 AM, thus spake "Norbert Heger" <email@hidden>:
>
> On Jun 13, 2006, at 20:14, Matt Neuburg wrote:
>
>> When a window has a drawer and you open a sheet on it, don't you
>> think the
>> stuff in the drawer should be disabled? My experience is that it is
>> not. Is
>> it just me?
>>
>> I mean to say, a sheet is supposed to be window-modal (meaning you
>> have to
>> deal with the sheet before you can deal with anything in the
>> window); a
>> drawer, surely, should not be a sneaky way around this. Yet it
>> appears to be
>> just that.
>
> It seems you've discovered an AppKit bug. Fortunately it can be
> easily fixed by adding these few lines to your project:
>
> -------------------------------------------------------------------
> @interface NSDrawerWindow : NSWindow
> - (NSWindow *)_parentWindow;
> @end
>
> @implementation NSDrawerWindow (AttachedSheetBugfix)
> - (NSWindow *)attachedSheet { return [[self _parentWindow]
> attachedSheet]; }
> @end
> -------------------------------------------------------------------
>
>
> NSWindow invokes [self attachedSheet] in order to determine if an
> event shall be processed or not. If there is a sheet attached, the
> event will be ignored. However, NSDrawerWindow (a private subclass of
> NSWindow) always returns nil for "attachedSheet", since the sheet is
> not attached to the drawer but to its parent window.
>
> The above category fixes this issue by implementing -[NSDrawerWindow
> attachedSheet] and returning the parent window's attached sheet.
>
> I've filed a bug (radar://4585685).
Extremely cool. Many thanks! m.
--
matt neuburg, phd = email@hidden, http://www.tidbits.com/matt/
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