Version: 2019.2
public bool SetExpanded (int id, bool expanded);

Parameters

idTreeViewItem ID.
expandedTrue 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 void SetExpanded (IList<int> ids);

Parameters

idsList of item IDs that should be expanded.

Description

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