private void barBtnDataKategori_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
ListKategori form = ListKategori.GetForm();
form.MdiParent = this;
form.Show();
form.Activate();
}
private void navBarDataKategori_LinkClicked(object sender, DevExpress.XtraNavBar.NavBarLinkEventArgs e)
{
ListKategori form = ListKategori.GetForm();
form.MdiParent = this;
form.Show();
form.Activate();
}