private void btnQLSV_Click(object sender, EventArgs e) { frm_QLSV frmQlsv = new frm_QLSV(); OpenChildForm(frmQlsv); }
private void Main_Load(object sender, EventArgs e) { frm_QLSV frmQlsv = new frm_QLSV(); OpenChildForm(frmQlsv); }