Adding Button in StatusBar !

   System.Windows.Controls.Primitives.StatusBar statusBar = new System.Windows.Controls.Primitives.StatusBar();
   System.Windows.Controls.DockPanel myDockPanel = new System.Windows.Controls.DockPanel() { LastChildFill = true };
   statusBar.SetValue(System.Windows.Controls.DockPanel.DockProperty, System.Windows.Controls.Dock.Bottom);
   System.Windows.Controls.Button buttonOK = new System.Windows.Controls.Button();
   buttonOK.Content = "Generate Output";
   buttonOK.Margin = new System.Windows.Thickness(0, 0, 0, 0);
   statusBar.Items.Add(buttonOK);
   myDockPanel.Children.Add(statusBar);
   System.Windows.Controls.Canvas canvas = new System.Windows.Controls.Canvas();
   myDockPanel.Children.Add(canvas);this.elementHost.Child = myDockPanel;