Hello, I just found this example : abstract Tree which uses NSTreeController and NSOtulineView, so Im checking on it seems this is what I need :D
I will let you know.. Thanks for the help. Gustavo On Nov 9, 2011, at 11:27 PM, Mike Abdullah wrote: > > On 9 Nov 2011, at 22:17, Gustavo Pizano wrote: > >> Hello all. >> >> I have been looking for some guidance or light on this matter, >> >> The closest I was able to find was this page: >> >> http://theocacao.com/document.page/130 >> >> but then checking on Apple mail list I read some comments that the above >> solution makes uses of undocumented methods. > > That article was for Tiger. Leopard resolved this problem by introducing > NSTreeNode, which is the "item" you get passed by NSOutlineView. >> >> >> Im using a NSTreeController to populate/manage an NSOutlineView content. Now >> I need a way to allow reordering by drag and drop the outlineview rows, but >> it seems this is little bit tricker than I thought. >> >> >> Can you give me some guidance on what to do? >> >> Just a quick word. I implemented the datasouce Drop methods, also the Drag >> methods of the NSDragging protocol, but none of them gets called. Then while >> reading I saw that I should implemented some dummy methods for the data >> source, still no drag and drop yet, not even the method calls.. :( > > There is no need to implement the NSDragging methods, the outline view does > that itself. You need to: > > - Implement the datasource drop methods, no others are needed > - Do -registerForDraggedTypes: on the outline for the types you're interested > in > _______________________________________________ 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
