private void barButtonItem20_ItemClick(object sender, ItemClickEventArgs e) { frmQL_NguoiDung_NhomNguoiDung frm = new frmQL_NguoiDung_NhomNguoiDung(); frm.MdiParent = this; frm.Show(); StartPosition = FormStartPosition.CenterParent; }
private void barButtonItem20_ItemClick(object sender, ItemClickEventArgs e) { frm_DangKyTienTe pg = new frm_DangKyTienTe(); if (ExistForm(pg)) { return; } pg.MdiParent = this; pg.Show(); frmQL_NguoiDung_NhomNguoiDung frm = new frmQL_NguoiDung_NhomNguoiDung(); frm.MdiParent = this; frm.Show(); StartPosition = FormStartPosition.CenterParent; }