Sets the propagation phase at which a controller handles events.
If @phase is %GTK_PHASE_NONE, no automatic event handling will be
performed, but other additional gesture maintenance will. In that phase,
the events can be managed by calling gtk_event_controller_handle_event().
Sets the propagation phase at which a controller handles events.
If @phase is %GTK_PHASE_NONE, no automatic event handling will be performed, but other additional gesture maintenance will. In that phase, the events can be managed by calling gtk_event_controller_handle_event().