Setting Up NSOutlineView Drag and Drop with Core Data in Cocoa
Last week, I finally got around to building the number-one VirtualHostX feature request groups/folders in the sidebar. I had put off implementing this feature for years because I never knew quite where to start when it came to Core Data and NSOutlineView. But, with VHX 5.0 coming out later this year, I decided to lock myself in my office and not come out until I had a sorted, drag-and-droppable, outline view working. In the end, it only took about three hours to get all the pieces in place. And while I’m not quite ready to release this feature to …