The drag_data_get signal is emitted on the drag source when the drop site requests the data which is dragged.
It is the responsibility of the signal handler to fill data with the data in the format which is indicated by info
. See @set and
set_text.
| context |
the drag context |
| info |
the info that has been registered with the target in the TargetList |
| data |
the SelectionData to be filled with the dragged data |
| time |
the timestamp at which the data was requested |