On Mar 2, 2011, at 1:58 PM, Corbin Dunn wrote:

> 
> On Mar 2, 2011, at 1:54 PM, Quincey Morris wrote:
> 
>> On Mar 2, 2011, at 13:04, Eric Gorr wrote:
>> 
>>> I am using the 10.5 SDK, so don't have access to 
>>> -setDraggingDestinationFeedbackStyle:
>>> 
>>> What are my options for customizing the drop highlighting for a NSTableView?
>>> 
>>> The highlighting I want is for it to draw the drop indicator between rows 
>>> and to never highlight an entire row. If this is possible under the 10.5 
>>> SDK, I would be interested in being pointed to it.
>> 
>> If you return 'NSTableViewDropAbove' from the 
>> 'tableView:validateDrop:proposedRow:proposedDropOperation:' on 10.5, I don't 
>> think it will ever highlight a row. Isn't that what you want?
>> 
> 
> No...don't do that :). 
> tableView:validateDrop:proposedRow:proposedDropOperation expects an 
> NSDragOperation result (I had said a BOOL, so I was wrong too!). Return 
> NSDragOperationNone if dropOperation==NSTableViewDropOn. It will call you 
> again with NSTableViewDropAbove.

Really? I never realized that. I always used setDropItem:dropChildIndex: (in an 
outline view, for example) to redirect the drop when I want only 
NSTableViewDropOn, or never want NSTableViewDropOn.

Can the docs be a little more clear on this point, or did I just miss it?

        john

_______________________________________________

Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)

Please do not post admin requests or moderator comments to the list.
Contact the moderators at cocoa-dev-admins(at)lists.apple.com

Help/Unsubscribe/Update your Subscription:
http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com

This email sent to arch...@mail-archive.com

Reply via email to