GraphStorageManagement.GenerateGraph.listView2_SelectedIndexChanged C# (CSharp) Method

        private void listView2_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (listView2.SelectedItems.Count > 0)
            {
                ListViewItem item = listView2.SelectedItems[0];
                String field = item.Text;
                listView3.Items.Clear();
                listView3.Items.AddRange(preview_articles.show_preview(field));
                listView3.EndUpdate();

                dbm.setting.edgeCol = field;
            }
        }