[two_dimensional_scrollables] - TreeViewNode collapsing not working #154295
Description
Steps to reproduce
Same error of 1D #153418
- Run code example
- Expand any node and try to collapse it
- Collapse node
- Try expand node again
Expected results
Tree node collapses
Actual results
Tree node does not collapse
Code sample
Code sample
void main() => runApp(const TreeViewExampleApp());
class TreeViewExampleApp extends StatelessWidget {
const TreeViewExampleApp({super.key});
@override
Widget build(BuildContext context) {
return const MaterialApp(
home: TreeViewExample(),
);
}
}
class TreeViewExample extends StatefulWidget {
const TreeViewExample({super.key});
@override
State<TreeViewExample> createState() => _TreeViewExampleState();
}
class _TreeViewExampleState extends State<TreeViewExample> {
TreeViewNode<String>? _selectedNode;
final TreeViewController controller = TreeViewController();
final List<TreeViewNode<String>> _tree = <TreeViewNode<String>>[
TreeViewNode<String>('First'),
TreeViewNode<String>(
'Second',
children: <TreeViewNode<String>>[
TreeViewNode<String>(
'alpha',
children: <TreeViewNode<String>>[
TreeViewNode<String>('uno'),
TreeViewNode<String>('dos'),
TreeViewNode<String>('tres'),
],
),
TreeViewNode<String>('beta'),
TreeViewNode<String>('kappa'),
],
),
TreeViewNode<String>(
'Third',
expanded: true,
children: <TreeViewNode<String>>[
TreeViewNode<String>('gamma'),
TreeViewNode<String>('delta'),
TreeViewNode<String>('epsilon'),
],
),
TreeViewNode<String>('Fourth'),
];
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('TreeView Demo'),
),
body: TreeView<String>(
tree: _tree,
controller: controller,
toggleAnimationStyle: AnimationStyle(
curve: Curves.easeInOut,
duration: const Duration(milliseconds: 300),
),
treeNodeBuilder: (
BuildContext context,
TreeViewNode<Object?> node,
AnimationStyle animationStyle,
) {
Widget child = GestureDetector(
behavior: HitTestBehavior.translucent,
onTap: () {
setState(() {
controller.toggleNode(node);
_selectedNode = node as TreeViewNode<String>;
});
},
child: TreeView.defaultTreeNodeBuilder(
context,
node,
animationStyle,
),
);
if (_selectedNode == node as TreeViewNode<String>) {
child = ColoredBox(
color: Colors.purple[100]!,
child: child,
);
}
return child;
},
),
);
}
}
Screenshots or Video
Screenshots / Video demonstration
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Logs
Logs
[Paste your logs here]Flutter Doctor output
Doctor output
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• Framework revision 761747bfc5 (3 months ago), 2024-06-05 22:15:13 +0200
• Engine revision edd8546116
• Dart version 3.4.3
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• Android SDK at /Users/mairramersilva/Library/Android/sdk
• Platform android-34, build-tools 34.0.0
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• ANDROID_SDK_ROOT = /Users/mairramersilva/Library/Android/sdk
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• Java version OpenJDK Runtime Environment (build 17.0.6+0-17.0.6b829.9-10027231)
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• Xcode at /Applications/Xcode.app/Contents/Developer
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• Java version OpenJDK Runtime Environment (build 17.0.6+0-17.0.6b829.9-10027231)
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[✓] VS Code (version 1.92.2)
• VS Code at /Applications/Visual Studio Code.app/Contents
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[✓] Connected device (3 available)
• macOS (desktop) • macos • darwin-arm64 • macOS 14.6 23G80 darwin-arm64
• Mac Designed for iPad (desktop) • mac-designed-for-ipad • darwin • macOS 14.6 23G80 darwin-arm64
• Chrome (web) • chrome • web-javascript • Google Chrome 128.0.6613.85
[✓] Network resources
• All expected network resources are available.
• No issues found!