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bugfix: context entry was not updated when deleting the last entry in fullscreen

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Thibault Deckers 2020-08-18 21:50:01 +09:00
parent e6dc938be3
commit b07f15b5fb
1 changed files with 7 additions and 0 deletions
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7
lib/widgets/fullscreen/fullscreen_body.dart
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@ -308,6 +308,13 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
} }
void _updateEntry() { void _updateEntry() {
if (_currentHorizontalPage != null && entries.isNotEmpty && _currentHorizontalPage >= entries.length) {
// as of Flutter v1.20.2, `PageView` does not call `onPageChanged` when the last page is deleted
// so we manually track the page change, and let the entry update follow
_onHorizontalPageChanged(entries.length - 1);
return;
}
final newEntry = _currentHorizontalPage != null && _currentHorizontalPage < entries.length ? entries[_currentHorizontalPage] : null; final newEntry = _currentHorizontalPage != null && _currentHorizontalPage < entries.length ? entries[_currentHorizontalPage] : null;
if (_entryNotifier.value == newEntry) return; if (_entryNotifier.value == newEntry) return;
_entryNotifier.value = newEntry; _entryNotifier.value = newEntry;