This method is called when the drop site requests the data which is dragged.
It is the responsibility of this method to fill selection_data with the data in the format which is indicated by Gtk.SelectionData.get_target.
selection_data |
Gtk.SelectionData containing source data. |
0.3
Gtk.SelectionData.set, Gtk.SelectionData.set_uris, Gtk.SelectionData.set_text