private void Window_Loaded(object?sender, RoutedEventArgs e)
{
CommandLine parser = new(false);
parser.AddHeader(CommandLine.ExecutableFileName + " [/BringToFront]");
bool bringToFront = false;
parser.AddSwitch("BringToFront", "Makes the app attempt to force its way to the foreground when launched.", value => bringToFront = value);
switch (parser.Parse())
{
case CommandLineParseResult.Valid:
if (bringToFront)
{
this.ExecuteWhenIdle(() => WindowsUtility.BringToFront(this));
}
break;
case CommandLineParseResult.HelpRequested:
this.ExecuteWhenIdle(() => WindowsUtility.ShowInfo(this, parser.CreateMessage()));
break;
default:
this.ExecuteWhenIdle(() => WindowsUtility.ShowError(this, parser.CreateMessage()));
break;
}
}
private void GridPreviewCanExecute(object sender, CanExecuteRoutedEventArgs e)
{
// Idea came from https://stackoverflow.com/a/33187654/1882616.
if (e.Command == DataGrid.DeleteCommand)
{
// The new/insert row is an internal "NamedObject" object not a GridRow.
if (this.grid.SelectedItem is GridRow row)
{
string[] usingLocations = this.profile.Locations.Where(l => l.PeerGroup.Id == row.Id).Select(l => l.Name).ToArray();
if (usingLocations.Length > 0)
{
string suffix = usingLocations.Length == 1 ? string.Empty : "s";
string locations = string.Join("\n", usingLocations);
WindowsUtility.ShowInfo(
this,
$"Peer group \"{row.Name}\" can't be deleted because it is still in use by the following location{suffix}:\n\n{locations}");
e.Handled = true;
}
}
}
}