private void europeNewsWindow_FormClosed(object sender, FormClosedEventArgs e) { this.europeNewsWindow = null; }
private void europeNewsToolStripMenuItem1_Click(object sender, EventArgs e) { if (this.europeNewsWindow == null) { this.europeNewsWindow = new EuropeNewsWindow(); this.europeNewsWindow.MdiParent = this; this.europeNewsWindow.FormClosed += new FormClosedEventHandler(this.europeNewsWindow_FormClosed); this.europeNewsWindow.Show(); } else { this.europeNewsWindow.Activate(); } }