private bool CheckInputSearch()
        {
            bool result = true;
            if (!BaseCheckInput.SqlSafe(this.txtSearch.Text))
            {
                this.txtSearch.SelectAll();
                this.txtSearch.Focus();
                result = false;
            }
            return result;
        }

        private void btnSearch_Click(object sender, EventArgs e)
        {
            if (this.CheckInputSearch())
            {
                // 设置鼠标繁忙状态，并保留原先的状态
                Cursor holdCursor = this.Cursor;
                this.Cursor = Cursors.WaitCursor;
                this.FormLoaded = false;
                // 设置查询条件
                this.Search();
                this.SetSearch();
                this.FormLoaded = true;
                // 设置鼠标默认状态，原来的光标状态
                this.Cursor = holdCursor;
            }
        }