private void BtnTest2_Click(object sender, RoutedEventArgs e)
{
this.WindowState = WindowState.Minimized;
WinDrawTest2 winDrawTest2 = new WinDrawTest2();
winDrawTest2.Show();
winDrawTest2.Activate();
}
public static WinDrawTest2 getInstance()
{
if (instance == null)
{
instance = new WinDrawTest2();
instance.WindowState = WindowState.Maximized;
instance.Activate();
}
return(instance);
}