removeScopedWillPopCallback method
- @Deprecated('Use unregisterPopEntry or PopScope instead. ' 'This feature was deprecated after v3.12.0-1.0.pre.')
- WillPopCallback callback
inherited
Remove one of the callbacks run by willPop.
See also:
- Form, which provides an
onWillPopcallback that uses this mechanism. - addScopedWillPopCallback, which adds callback to the list checked by willPop.
Implementation
@Deprecated(
'Use unregisterPopEntry or PopScope instead. '
'This feature was deprecated after v3.12.0-1.0.pre.',
)
void removeScopedWillPopCallback(WillPopCallback callback) {
assert(
_scopeKey.currentState != null,
'Tried to remove a willPop callback from a route that is not currently in the tree.',
);
_willPopCallbacks.remove(callback);
if (_willPopCallbacks.isEmpty) {
_maybeDispatchNavigationNotification();
}
}