DropDown with Tree

Combine Popup and Tree to create a DropDownTree component for hierarchical selection.

Single selection link

Click the dropdown to open a tree. Selecting a node closes the popup and updates the value.

Multiple selection with checkboxes link

Use AllowCheckBoxes on the tree to enable multi-select. Selected items display as chips.

Filtering link

Add a search box inside the popup to filter tree items.

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