private void WorkerTraining_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e) { if (cata == null) { cata = new CheckAllTrainingAdmin((List<Training>)e.Result); cata.MdiParent = this; cata.FormClosed += cata_FormClosed; cata.Show(); toolStripProgressBar1.Visible = false; toolStripStatusLabel1.Text = "All Training Information Load Done"; } else { toolStripProgressBar1.Visible = false; toolStripStatusLabel1.Text = "All Training Information Load Done"; cata.Activate(); } }
void cata_FormClosed(object sender, FormClosedEventArgs e) { cata = null; }