private void ToBillEdit(int v) { BillAddEdit billAddEdit = new BillAddEdit(); billAddEdit.MdiParent = this.ParentForm; billAddEdit._BillID = Convert.ToString(v); this.ParentForm.ActiveMdiChild.Close(); billAddEdit.Show(); }
private void billAddEditToolStripMenuItem_Click(object sender, System.EventArgs e) { if (_instanceBillAddEditForm == null) { CloseAllForms(); _instanceBillAddEditForm = new BillAddEdit(); _instanceBillAddEditForm.MdiParent = this; _instanceBillAddEditForm.FormClosed += instanceBillAddEditFormHasBeenClosed; } else { ShowMessage(); } _instanceBillAddEditForm.Show(); }
private void instanceBillAddEditFormHasBeenClosed(object sender, FormClosedEventArgs e) { _instanceBillAddEditForm = null; }