FilledStacks / FilledStacks/flutter-tutorials
Is there any way to use viewModel in didUpdateWidget?
- Dominant language
- Dart
- Stars
- 4.8k
- Forks
- 1.7k
- PR merge metrics
- No merged PRs in 30d
Description
When the arguments received from the widget changed, we wanted to clear the existing listener for the pagingController and populate a new one. How can i do this?
```dart
@override
void didUpdateWidget(convariant MyWidget oldWidget) {
super.didUpdateWidget(oldWidget);
if (oldWidget.path != widget.path) {
_pagingController.removePageRequestListener(_pageRequestListener!);
_pageRequestListener = null;
_pageRequestListener = (pageKey) async {
// This is where we use viewModel.
}
_pagingController.addPageRequestListener(_pageRequestListener!);
_pagingController.refresh();
}
}
```
Contributor guide
No contributing guide indexed for this repository
Assessment
This issue has not been assessed yet.