private void menuStrip1_ItemClicked(object sender, EventArgs e)
{
if (frmInventory == null)
{
frmInventory = new frm_inventory();
frmInventory.MdiParent = this;
frmInventory.FormClosed += FrmInventory_FormClosed;
frmInventory.Show();
}
else
{
frmInventory.Activate();
}
}
private void FrmInventory_FormClosed(object sender, FormClosedEventArgs e)
{
frmInventory = null;
//throw new NotImplementedException();
}