private void Window_Loaded(object sender, RoutedEventArgs e) { Grid g = new Grid(); g.HorizontalAlignment = HorizontalAlignment.Stretch; g.VerticalAlignment = VerticalAlignment.Stretch; g.Background = Brushes.Blue; ScrollViewer s = new ScrollViewer(); s.Width = 100; s.Height = 100; Label l = new Label(); l.Content = @"wpf 控件内 动态添加 控件";s.Content = l; this.AddChild(s); }