wpf中添加右键菜单，后台

TabItem ti = new TabItem();
ti.FontSize = 13.3;
ti.Height = 34;
ti.Width = 112;
ti.Header = "远程桌面" + sid.ToString();
ti.Name = ti.Header.ToString();
ItemStak.RegisterName(ti.Name, ti);
rdcmeun = new System.Windows.Controls.MenuItem();
rdcmeun.Header = "弹出窗口";
rdccontextmenu = new System.Windows.Controls.ContextMenu();
rdccontextmenu.Items.Add(rdcmeun);
ti.ContextMenu = rdccontextmenu;

ti.Style = Resources["XTabItemStyle"] as Style;
ItemStak.Children.Add(ti);