// 观看二级节点的其他片断
protected void filter_TreeItemClick(object sender, TreeItemClickEventArgs e)
{
string strError = "";
string strResultsetName = this.filter.ResultSetName;
FilterTask t = app.FindFilterTask(strResultsetName); // Task对象是利用Session内结果集名来进行管理的
if (t == null)
{
strError = "结果集名 '" + strResultsetName + "' 没有找到对应的任务对象";
goto ERROR1;
}
if (t.TaskState == TaskState.Processing)
{
strError = "任务对象 '" + strResultsetName + "' 正在创建过程中，请稍后再访问";
goto ERROR1;
}
string strParameters = this.filter.SelectedNodePath;
string[] parameters = strParameters.Split(new char[] { ',' });
string strNode = "";
int nStart = 0;
if (parameters.Length >= 1)
{
strNode = parameters[0];
}
if (parameters.Length >= 2)
{
Int32.TryParse(parameters[1], out nStart);
}
int nRet = ResultsetFilter.SwitchPage(ref t.ResultItems,
strNode,
nStart,
out strError);
if (nRet == -1)
{
goto ERROR1;
}
// 确保上一级被选定。但此时和右边的 browselist 内容就不对应了
this.filter.SelectedNodePath = GetParentResultsetName(this.filter.SelectedNodePath) + "/nav";
return;
ERROR1:
Response.Write(HttpUtility.HtmlEncode(strError));
Response.End();
}
protected void TreeView1_TreeItemClick(object sender, TreeItemClickEventArgs e)
{
string strDate = e.Url;
string strError = "";
if (string.IsNullOrEmpty(strDate) == false)
{
int nRet = GetResult(strDate,
false,
out strError);
if (nRet == -1)
{
goto ERROR1;
}
}
return;
ERROR1:
this.Page.Response.Write(HttpUtility.HtmlEncode(strError));
this.Page.Response.End();
return;
}
