handleUpdateBackGestureProgress method
- required double progress,
override
Handles a predictive back gesture updating as the user drags across the screen.
The progress
parameter indicates the progress of the gesture from 0.0 to
1.0, as in PredictiveBackEvent.progress.
Implementation
@override
void handleUpdateBackGestureProgress({required double progress}) {
// If some other navigation happened during this gesture, don't mess with
// the transition anymore.
if (!isCurrent) {
return;
}
_controller?.value = progress;
}