private void filterListViewButton_Click(object sender, EventArgs e)
        {
            ListView listView = null;

            foreach (Control control in entityBrowserTabControl.SelectedTab.Controls)
            {
                if (control.Name.Contains("ListView"))
                {
                    listView = control as ListView;
                    break;
                }
            }

            if (listView != null)
            {
                InputDialog dialog = new InputDialog("Filter By", "(Separate search terms with a comma) Filter items containing text:", "", "Filter");
                InputDialog.IDialogCallback callback = new FilterItemsCallback(this, listView);
                dialog.SetCallback(callback);
                dialog.Show();
            }
        }