private void btnThemSanPham_Click(object sender, EventArgs e)
{
frmThemSanPham frm = new frmThemSanPham();
frm.MdiParent = this.MdiParent;
frm.Dock = DockStyle.Fill;
frm.Show();
this.LayoutMdi(MdiLayout.TileHorizontal);
}
private void ThemSanPham_Click(object sender, EventArgs e)
{
if (frmThemSP == null)
{
frmThemSP = new frmThemSanPham();
frmThemSP.MdiParent = this;
frmThemSP.Dock = DockStyle.Fill;
frmThemSP.WindowState = FormWindowState.Maximized;
frmThemSP.Show();
}
else
{
frmThemSP.BringToFront();
}
//this.LayoutMdi(MdiLayout.TileHorizontal);
}