fn handle_event(
        &mut self,
        _data: StateData<'_, CustomData>,
        _event: E,
    ) -> Trans<CustomData, E> {
        Trans::None
    }
/// Executed on every frame before updating, for use in reacting to events.
Executed on every frame before updating, for use in reacting to events.
Executed on every frame before updating for use in reacting to events .
fn handle_event(
        &mut self,
        _data: StateData<'_, CustomData>,
        _event: E,
    ) -> Trans<CustomData, E> {
        Trans::None
    }
fn handle_event ( & mut self , _data : StateData < ' _ , CustomData > , _event : E , ) -> Trans < CustomData , E > { Trans :: None }
Executed on every frame before updating, for use in reacting to events.
Executed on every frame before updating for use in reacting to events .
&mut self
_data
StateData<'_, CustomData>
_event
E
&mut self
_data
StateData<'_, CustomData>
_event
E