private void invoiceProcessingToolStripMenuItem_Click(object sender, EventArgs e) { if (invapp == null) { invapp = new invoiceApproval(); invapp.MdiParent = this; invapp.FormClosed += new FormClosedEventHandler(invapp_FormClosed); invapp.Show(); //this.Close(); } else { ALLPO.Activate(); } }
private void approvecmd_Click(object sender, EventArgs e) { invoiceid = Convert.ToString(invoicetxt.Text.Trim()); if (ia == null) { ia = new invoiceApproval(); ia.MdiParent = this.MdiParent; ia.FormClosed += new FormClosedEventHandler(ia_FormClosed); ia.Show(); //this.Close(); } else { ia.Activate(); ia.FormClosed += new FormClosedEventHandler(ia_FormClosed); ia.Show(); } }
void invapp_FormClosed(object sender, FormClosedEventArgs e) { invapp = null; }
void ia_FormClosed(object sender, FormClosedEventArgs e) { ia = null; }