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TreeView.SetExpanded

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public method SetExpanded(id: int, expanded: bool): bool;
public bool SetExpanded(int id, bool expanded);

Parameters

id TreeViewItem ID.
expanded True expands item. False collapses item.

Returns

bool True if item changed expanded state, false if item already had the expanded state.

Description

Set a single TreeViewItem to be expanded or collapsed.

public method SetExpanded(ids: IList<int>): void;
public void SetExpanded(IList<int> ids);

Parameters

ids List of item IDs that should be expanded.

Description

Set the current expanded TreeViewItems of the TreeView. This will overwrite the previous expanded state.

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