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if (childForm == null)
{
childForm = (Form)Activator.CreateInstance(formType);
childForm.MdiParent = this;
childForm.Name = "ChildForm" ;
childForm.Text = childForm.Name;
childForm.TopLevel = false;
childForm.FormBorderStyle = FormBorderStyle.None;
TabPage tab = new TabPage();
tab.Text = bodename;
tab.Controls.Add(childForm);
tabControl.TabPages.Add(tab);
tabControl.SelectedTab = tab;
childForm.Show();
}
else
{
childForm.Show();
childForm.BringToFront();
childForm.Activate();
}
Form formA = new Form();
//假如确实有Public的Register方法
formA.GetType().GetMethod("Register").Invoke(formA, new object[] { new EventHandler((s, e) => MessageBox.Show("Hello world!"))});