On UWP this can be achieved if you set double.NaN as a value of the DrawerLength property and on Android this achieved by setting 0 as a value of the DrawerLength property. On iOS is not supported at all.
When using a AreGesturesEnabled = true, stop the length of the drawer at location of releasing the Gesture. Then allow the user to cover the drawer with the entire screen.
Sets the number of pixels from the screen edges that will define the touchable area which allows to open the DrawerContent The property is available in native controls: Android: TouchTargetThreshold iOS: EdgeSwipeTreshold UWP: TouchTargetThreshold