Used in GdkDragContext to indicate the protocol according to which DND is done.
Value | Symbolic name | Description |
| 0 | Gdk::DRAG_PROTO_MOTIF | The Motif DND protocol. |
| 1 | Gdk::DRAG_PROTO_XDND | The Xdnd protocol. |
| 2 | Gdk::DRAG_PROTO_ROOTWIN | An extension to the Xdnd protocol for unclaimed root window drops. |
| 3 | Gdk::DRAG_PROTO_NONE | No protocol. |
| 4 | Gdk::DRAG_PROTO_WIN32_DROPFILES | The simple WM_DROPFILES protocol. |
| 5 | Gdk::DRAG_PROTO_OLE2 | The complex OLE2 DND protocol (not implemented). |
| 6 | Gdk::DRAG_PROTO_LOCAL | Intra-application DND. |