//File:Window.xaml.cs using System; using System.Windows; using System.Windows.Controls; using System.Windows.Documents; namespace Visibility_Layout_Samp { public partial class Window1 : Window { public void contentVis(object sender, RoutedEventArgs e) { tb1.Visibility = System.Windows.Visibility.Visible; txt1.Text = "Visibility is now set to Visible."; } public void contentHid(object sender, RoutedEventArgs e) { tb1.Visibility = System.Windows.Visibility.Hidden; txt1.Text = "Visibility is now set to Hidden."; } public void contentCol(object sender, RoutedEventArgs e) { tb1.Visibility = System.Windows.Visibility.Collapsed; txt1.Text = "Visibility is now set to Collapsed."; } } }