Re: reordering table cells with 10.5 sdk
Re: reordering table cells with 10.5 sdk
- Subject: Re: reordering table cells with 10.5 sdk
- From: Mitchell Livingston <email@hidden>
- Date: Wed, 31 Oct 2007 10:21:36 -0700
Thank you! Overriding hitTestForEvent:inRect:ofView did the trick for me. The example linked with 10.5 sdk did work, so things were getting really frustrating. Apple should probably document this in the table dragging programming guide.
Thanks again,
Mitch
On Wednesday, October 31, 2007, at 01:07PM, "Corbin Dunn" <email@hidden> wrote:
>Have you tried mmalc's suggestion? Does his demo app work for you when
>targeting 10.5?
>
>When linking against 10.5, we need you to do more things in custom
>NSCell's to help provide a better experience with NSTableView. From
>the AppKit release notes:
>
>http://developer.apple.com/releasenotes/Cocoa/AppKit.html
>
>> NSTableView/NSOutlineView - Cell Hit Testing, Drag and Drop, and
>> Cell EditingNSTableView now uses the new NSCell hit testing API to
>> perform certain actions. Custom NSCell subclasses in applications
>> that link on or after Leopard should properly implement -
>> hitTestForEvent:inRect:ofView:; see NSCell.h for more information.
>>
>> NSTableView performs hit testing in the cells to do the following
>> actions:
>> - Drag and Drop: NSTableView calls hitTestForEvent:inRect:ofView in
>> canDragRowsWithIndexes:atPoint. If the hit cell returns
>> NSCellHitTrackableArea, the particular row will be tracked instead
>> of dragged.
>> - Cell Editing: When NSTableView recieves a mouse down, single-click
>> editing of text (like Finder) will happen if there is only one row
>> selected, and the cell returns NSCellHitEditableTextArea.
>>
>> See the DragNDropOutlineView demo application for an example of how
>> to properly implement the NSCell methods.
>
>
>So, you probably have a custom cell, and need to not return
>NSCellHitTrackableArea. See NSCell.h for more information.
>
>More than likely, this is your problem.
>
>corbin
>
>
>On Oct 31, 2007, at 9:49 AM, Mitchell Livingston wrote:
>
>> I implement all the datasource methods, register for the drag types,
>> and commented out the custom tableview's mouseUp/Down methods, but
>> still nothing when compiled for 10.5. writeRowsWithIndexes:... isn't
>> being called. Any other info I could give that could be helpful?
>>
>> Thanks,
>> Mitch
>>
>> On Oct 30, 2007, at 9:35 PM, mmalc crawford wrote:
>>
>>> On Oct 30, 2007, at 6:00 PM, Mitchell Livingston wrote:
>>>
>>>> I have set my project to use the 10.5 sdk, and now the rows cannot
>>>> be reordered. If I set it to 10.4 sdk they can be again. It
>>>> appears that - (BOOL)tableView:(NSTableView *)aTableView
>>>> writeRowsWithIndexes:(NSIndexSet *)rowIndexes toPasteboard:
>>>> (NSPasteboard*)pboard is not being called with the 10.5 sdk.
>>>> Should I be using something else instead, or could anything else
>>>> be wrong?
>>>>
>>> There's probably some other problem. See <http://homepage.mac.com/mmalc/CocoaExamples/Bookmarks.zip
>>> > for an example that works correctly on 10.4 and 10.5 (currently
>>> comment out the NSIndexSet category for 10.5).
>>>
>>> mmalc
>>>
>>
>
>
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