Hi Luojia,
Thanks for the update.
You can achieve your requirement by using the BarItems's Click Event. For more information in have included the Code snippet as follows.
[Code Snippet]
this.editItem.Click += new EventHandler(editItem_Click);
void editItem_Click(object sender, EventArgs e)
{
MessageBox.Show("Edit Menu Item Clicked !");
}
Please have a look on the following sample which holds the above code snippet and let us know if you need further assistance.
[Sample]
http://www.syncfusion.com/uploads/redirect.aspx?&team=support&file=TabbedMDISampMod-1566006682.zipWe are glad to help you out.
Regards,
Iniyen M.A.