private void showDataToolStripMenuItem_Click(object sender, EventArgs e)
{
if (stockForm == null)
{
stockForm = new StockDataForm();
this.IsMdiContainer = true;
stockForm.MdiParent = this;
MainPanel.Visible = false;
stockForm.FormClosed += StockForm_FormClosed;
stockForm.Show();
}
else
{
stockForm.Activate();
}
}
private void StockForm_FormClosed(object sender, FormClosedEventArgs e)
{
stockForm = null;
}
