TreeView.SetExpandedRecursive
public void SetExpandedRecursive(int id,
bool expanded);
Parameters
| id | TreeViewItem ID. | |
| expanded | Expanded state: true expands, false collapses. |
Description 描述
Expand or collapse all items under item with id.
This is also used internally when Alt/Option + clicking an foldout arrow of an item to expand/collapse the entire sub-tree under this item.