Adds an event handler for the "afterCollapse" event notification. The afterCollapse event is fired after the user has successfully collapsed a node. Collapsing a node hides all child nodes of that node from view.
[Visual Basic] Public Sub AddOnAfterCollapse( _ ByVal handler As TreeViewEventHandler _ ) [C#] public void AddOnAfterCollapse( TreeViewEventHandler handler ); [C++] public: void AddOnAfterCollapse( TreeViewEventHandler* handler ); [JScript] public function AddOnAfterCollapse( handler : TreeViewEventHandler );
TreeView Class | TreeView Members | System.WinForms Namespace