private void TabViewTabClosing(object sender, Microsoft.UI.Xaml.Controls.TabViewTabClosingEventArgs e) { if (CancelCloseCheckBox.IsChecked == true) { e.Cancel = true; } }
private void FirstTab_TabClosing(object sender, Microsoft.UI.Xaml.Controls.TabViewTabClosingEventArgs e) { e.Cancel = (bool)CancelItemCloseCheckBox.IsChecked; }