private void saleToolStripMenuItem_Click(object sender, EventArgs e)
{
var frm = new frmSale();
frm.MdiParent = this;
frm.WindowState = FormWindowState.Maximized;
frm.Show();
}
private void salesToolStripMenuItem_Click(object sender, EventArgs e)
{
if (sale.IsDisposed)
{
sale = new frmSale();
}
sale.MdiParent = this;
sale.Show();
sale.BringToFront();
}
private void SaleButton_Click_1(object sender, EventArgs e)
{
panel.Controls.Clear();
frmSale frm = new frmSale();
frm.FormBorderStyle = FormBorderStyle.None;
frm.TopLevel = false;
frm.AutoScroll = true;
frm.Dock = DockStyle.Fill;
panel.Controls.Add(frm);
frm.Show();
}