protected virtual void onClosing(DialogCancelEventArgs args) { if (Closing != null) { Closing.Invoke(this, args); } }
static void inputBox_Closing(object sender, DialogCancelEventArgs e) { InputBox inputBox = (InputBox)sender; String errorPrompt = null; if (inputBox.Accepted && !inputBox.SendResult(inputBox.Text, ref errorPrompt)) { inputBox.Message = errorPrompt; inputBox.selectAllText(); e.Cancel = true; } }