Begins editing on a @cell_editable. @event is the #GdkEvent that began the editing process. It may be %NULL, in the instance that editing was initiated through programatic means.
A #GdkEvent, or %NULL
See Implementation
Begins editing on a @cell_editable. @event is the #GdkEvent that began the editing process. It may be %NULL, in the instance that editing was initiated through programatic means.