If you want undo manager support, you need to either perform the undo machinations yourself, or target your modifications at an entity higher up in the text system chain. More information (along with an incomplete and perhaps misguided implementation) can be found on the CocoaDev wiki: http://www.cocoadev.com/index.pl?UndoSupportForNSTextStorage
--Kyle Sluder _______________________________________________ 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