Removes the given handler from the "beforeCollapse" event. If there are duplicate entries, all are removed.
[Visual Basic] Public Sub RemoveOnBeforeCollapse( _ ByVal handler As TreeViewCancelEventHandler _ ) [C#] public void RemoveOnBeforeCollapse( TreeViewCancelEventHandler handler ); [C++] public: void RemoveOnBeforeCollapse( TreeViewCancelEventHandler* handler ); [JScript] public function RemoveOnBeforeCollapse( handler : TreeViewCancelEventHandler );
TreeView Class | TreeView Members | System.WinForms Namespace