private void frmStartupTime_Disposed(object sender, EventArgs e) { frmStartupTime = (RxTxStartupTimeForm)null; }
private void startuptimeToolStripMenuItem_Click(object sender, EventArgs e) { if (startuptimeToolStripMenuItem.Checked || tsBtnStartupTime.Checked) { startuptimeToolStripMenuItem.Checked = false; tsBtnStartupTime.Checked = false; if (frmStartupTime == null) return; frmStartupTime.Hide(); } else { startuptimeToolStripMenuItem.Checked = true; tsBtnStartupTime.Checked = true; if (frmStartupTime == null) { frmStartupTime = new RxTxStartupTimeForm(); frmStartupTime.FormClosed += new FormClosedEventHandler(frmStartupTime_FormClosed); frmStartupTime.Disposed += new EventHandler(frmStartupTime_Disposed); frmStartupTime.Device = device; frmStartupTime.AppSettings = appSettings; } frmStartupTime.Show(); } }