TreeView.SetExpanded
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 描述
Set a single TreeViewItem to be expanded or collapsed.
public void SetExpanded(IList<int> ids);
Parameters
| ids | List of item IDs that should be expanded. |
Description 描述
Set the current expanded TreeViewItems of the TreeView. This will overwrite the previous expanded state.