TreeView.SelectedNodes always empty when SelectionMode is Single

[gregmeess]

When the TreeView has SelectionMode="Single", the SelectedNodes property is always empty. This must either be a bug, or there is a different way to get the single selected node that isn't documented.

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Document Details

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• ID: b245536a-3179-ff1e-dfd5-76898d07381b
• Version Independent ID: 145609fa-8e77-5878-3402-7bcc69df8ccc
• Content: Tree view - Windows UWP applications
• Content Source: windows-apps-src/design/controls-and-patterns/tree-view.md
• Product: uwp
• Technology: design
• GitHub Login: @jwmsft
• Microsoft Alias: jimwalk

[gregmeess]

Providing my related StackOverflow post in case context helps:
https://stackoverflow.com/questions/56766785/uwp-get-selected-nodes-from-treeview-control

[jevansaks]

Thanks for reporting! This is a product bug that we are tracking as microsoft/microsoft-ui-xaml#124.