DevExpress GridControl中gridview单元格点击事件（获取文件路径是否存在，存在即单线程打开文件）...

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1.获取字段的VisibleIndex属性

 private void gridView1_RowCellClick(object sender, DevExpress.XtraGrid.Views.Grid.RowCellClickEventArgs e)
        {
            if (e.Column.VisibleIndex == 4)//文件点击事件
            {
                string wi_file_oldname = this.gridView1.GetRowCellValue(e.RowHandle, "wi_file_oldname").ToString();
                string wi_file_name = this.gridView1.GetRowCellValue(e.RowHandle, "wi_file_name").ToString();
                if (string.IsNullOrWhiteSpace(wi_file_name)||string.IsNullOrWhiteSpace(wi_file_oldname)) return;

                string wangpanPath = InitClass.ReadString("application", "WANGPAN_IP", "");
        &nbs