我有一个文本字段和一个TextView。controlTextDidChange方法响应文本字段更改。但它不会响应TextView的更改。classAppDelegate:NSObject,NSApplicationDelegate,NSTextFieldDelegate,NSTextViewDelegate{funcapplicationWillFinishLaunching(notification:NSNotification){/*delegates*/textField.delegate=selftextView.delegate=self}overridefunccontr