protected virtual void OnOpenChanged(OpenChangedEventArgs e) { EventHandler handler = OpenChanged; if (handler != null) { handler(this, e); } }
protected virtual void OnOpenChanged(OpenChangedEventArgs e) { EventHandler handler = OpenChanged; if(handler != null) { handler (this, e); } }
protected virtual void OnOpenChanged(OpenChangedEventArgs e) { OpenChanged?.Invoke(this, e); }