Hurrah! It was as easy as this:
- (void)scrollWheel:(NSEvent *)theEvent
{
[[self nextResponder] scrollWheel:theEvent];
}
Thanks, y'all!
— andy
On Feb 19, 2011, at 4:48 PM, Quincey Morris wrote:
> On Feb 19, 2011, at 16:25, Peter Lübke wrote:
>
>>> My question is this: how do I get the scroll view to ignore scrolling
>>> messages? The tables/scrollviews are sitting on views that are part of a
>>> homebrew collection view, and the scrolling "catches" on them, even though
>>> there's no scrolling to be done. The scroll view is taking the events, but
>>> there is nothing for them to do. I want to be able to scroll past the table
>>> using a scrollwheel or the trackpad without the scrolling action "catching."
>>>
>>
>> What do you mean with "scroll past the table"?
>
> I'm pretty sure the OP is talking specifically about scrolling with the
> scroll wheel. (It sounds like the individual table views in his view
> collection don't have scroll bars, and are sized to show all their content
> anyway.) In that case, the table views or scroll views are still responding
> the scroll wheel, which prevents the collection view itself from scrolling.
>
> I think the only way to fix this is to override the appropriate
> 'scrollWheel:' event method, and to pass the event on up the responder chain.
> NSScrollView's documentation lists that method, so presumably that's the
> appropriate method, and so it would be necessary to subclass NSScrollView,
> override 'scrollWheel:' and figure out a way of bypassing the NSScrollView
> implementation (since the usual '[super scrollWheel:]' technique won't
> achieve that here). I guess you'd have to walk the responder chain manually
> (not normally recommended), or find the NSScrollView's superclass's
> implementation via the 'objc_...' runtime routines (not normally
> recommended), although maybe there's a simpler way that's just not occurring
> to me right now.
>
>
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