Changes the icon for drag operation to a given widget.
GTK+ will not destroy the widget, so if you don’t want it to persist, you should connect to the “drag-end” signal and destroy it yourself.
| context |
the context for a drag. (This must be called with a context for the source side of a drag) |
| widget |
a widget to use as an icon |
| hot_x |
the X offset within |
| hot_y |
the Y offset within |