private void InitReportList()
{
ReportList.DataSource = rptFiles.RptFileTable.DefaultView;
ReportList.Columns["src"].Visible = false;
ReportList.Columns["level"].Visible = false;
ReportList.Columns["name"].Caption = "报表列表";
//将报表节点全部展开
ReportList.ForceInitialize();
expandTreeList(ReportList.Nodes);
//ReportList.ExpandAll();
}