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Categories / C# Tutorial / WPF

 

ListBox of Color Shapes

using System; using System.Reflection; using System.Windows; using System.Windows.Controls; using System.Windows.Input; using System.Windows.Media; using System.Windows.Shapes;     class ListColorShapes : Window     {         public static void Main()         {             Application app = new Application();             app.Run(new ListColorShapes());         }         public ListColorShapes()         {             ListBox lstbox = new ListBox();             lstbox.Width = 150;             lstbox.Height = 150;             lstbox.SelectionChanged += ListBoxOnSelectionChanged;             Content = lstbox;             PropertyInfo[] props = typeof(Brushes).GetProperties();             foreach (PropertyInfo prop in props)             {                 Ellipse ellip = new Ellipse();                 ellip.Width = 10;                 ellip.Height = 25;                 ellip.Margin = new Thickness(10, 5, 0, 5);                 ellip.Fill = prop.GetValue(null, null) as Brush;                 lstbox.Items.Add(ellip);             }         }         void ListBoxOnSelectionChanged(object sender,SelectionChangedEventArgs args)         {             ListBox lstbox = sender as ListBox;             if (lstbox.SelectedIndex != -1)                 Background = (lstbox.SelectedItem as Shape).Fill;         }     }