public MyDocumentViewer(System.Windows.Forms.Integration.WindowsFormsHost host, SelectElementHandler selector)
{
//创建三维控件
mRenderCtrl = new RenderControl();
host.Child = mRenderCtrl;
mRenderCtrl.Load += InitializeRenderControlOnLoad;
//用于选择的回调方法
mSelectionCallback = selector;
//注册命令
UICommandManager.LoadCommands(Assembly.GetExecutingAssembly());
//注册图元模板
GlobalInstance.RegisterElementSchema(Assembly.GetExecutingAssembly());
}
public void ExecuteCommand(string name)
{
UICommandManager.ExecuteCommand(name, mContext);
}