C# (CSharp) CloseButtonEventHandlerの例

コード例 #1

 private void CloseButton_Clicked(object sender, EventArgs e)
 {
     CloseButtonEventHandler?.Invoke(this, e);
 }

コード例 #2

 private void CloseButton_Clicked(object sender, EventArgs e)
 {
     // invoke the event handler if its being subscribed
     CloseButtonEventHandler?.Invoke(this, e);
 }