private void symbolDividendHistoryToolStripMenuItem_Click(object sender, EventArgs e)
{
if (this.dividendHistoryWindow == null)
{
this.dividendHistoryWindow = new DividendHistoryWindow();
this.dividendHistoryWindow.MdiParent = this;
this.dividendHistoryWindow.FormClosed += new FormClosedEventHandler(this.dividendHistoryWindow_FormClosed);
this.dividendHistoryWindow.Show();
}
else
{
this.dividendHistoryWindow.Activate();
}
}
private void dividendHistoryWindow_FormClosed(object sender, FormClosedEventArgs e)
{
this.dividendHistoryWindow = null;
}
