private void button1_Click(object sender, System.Windows.RoutedEventArgs e)
{
var a = (Application.Current.RootVisual as FrameworkElement);
var c = new ChildWindow1();
c.Width = a.ActualWidth * 0.8;
c.Height = a.ActualHeight * 0.8;
c.HorizontalAlignment = System.Windows.HorizontalAlignment.Center;
c.VerticalAlignment = System.Windows.VerticalAlignment.Center;
c.Show();
}
private void button1_Click(object sender, System.Windows.RoutedEventArgs e)
{
var a = (Application.Current.RootVisual as FrameworkElement);
var c = new ChildWindow1();
c.Width = a.ActualWidth * 0.8;
c.Height = a.ActualHeight * 0.8;
c.HorizontalAlignment = System.Windows.HorizontalAlignment.Center;
c.VerticalAlignment = System.Windows.VerticalAlignment.Center;
c.Show();
}
