private void عمالالمغسلةToolStripMenuItem_Click(object sender, EventArgs e)
{
if (wm == null)
{
wm = new WM_Worker();
wm.MdiParent = this;
wm.FormClosed += new FormClosedEventHandler(wm_FormClosed);
wm.Show();
}
else
{
wm.Activate();
}
}
void wm_FormClosed(object sender, FormClosedEventArgs e)
{
//throw new NotImplementedException();
wm = null;
}
