private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
 {
     _FrmCommTest frm = new _FrmCommTest();
     frm.WindowState = FormWindowState.Maximized;
     this.Visible = false;
     frm.ShowDialog();
     this.Close();
 }
 private void barButtonItem1_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
 {
     _FrmCommTest frm = new  _FrmCommTest();
     frm.MdiParent = this;
     frm.Show();
 }