https://github.com/bobld/virtualizingstackpanelduplicatesissue

Minimum app for issue with VirtualizingStackPanel
https://github.com/bobld/virtualizingstackpanelduplicatesissue

Last synced: 24 days ago
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Minimum app for issue with VirtualizingStackPanel

• Host: GitHub
• URL: https://github.com/bobld/virtualizingstackpanelduplicatesissue
• Owner: BobLd
• License: mit
• Created: 2024-03-31T18:05:10.000Z (over 2 years ago)
• Default Branch: master
• Last Pushed: 2026-03-03T19:13:27.000Z (5 months ago)
• Last Synced: 2026-03-03T23:00:35.991Z (5 months ago)
• Language: C#
• Size: 104 KB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE.txt

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README

          
see https://github.com/AvaloniaUI/Avalonia/issues/15194

### Issue when scrolling a `ListBox`/`VirtualizingStackPanel` when hidden

To replicate the issue:

1. Click the `Scroll down` button to scroll down the listbox while it not visible

2. Click `Toggle Menubar` to show the list box

3. Get the messy result

![image](https://github.com/BobLd/VirtualizingStackPanelDuplicatesIssue/assets/38405645/e7f5a065-93fa-43d5-842c-f007c3bcb4b9)

To get the expect result, start by clicking `Toggle Menubar` and then `Scroll down`

![image](https://github.com/BobLd/VirtualizingStackPanelDuplicatesIssue/assets/38405645/3d85594e-5d1c-46c4-bb10-0dbe66d83ff3)