📄 tree_contrl.cs
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using System;
using System.Data;
using System.Web;
using Datamodel;
namespace Data_Contrl
{
/* ****************************************************
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QQ:83898700
EMAIL:gimao@163.com
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***************************************************** */
/// <summary>
/// Tree_Contrl 的摘要说明。
/// </summary>
public class Tree_Contrl
{
public Tree_Contrl()
{
//
// TODO: 在此处添加构造函数逻辑
//
}
/// <summary>
/// 根据权限显示左面的树状菜单
/// </summary>
/// <param name="qx"></param>
/// <param name="cg"></param>
/// <returns></returns>
public string TreeLoad(string qx,string cg)
{
CreateDb mydb = new CreateDb();
IDataReader Rs=null;
DBManager my = mydb.Createdb();
my.OpenConn();
string strSQL=String.Empty;
if(cg=="1")
{
strSQL="select * from H_system_tree order by id asc";
}
else
{
if (qx=="1,0")
{
strSQL="select * from H_system_tree where bz<>'3' order by id asc";
}
if(qx=="1")
{
strSQL="select * from H_system_tree where bz='1' or bz='2'";
}
if(qx=="0")
{
strSQL="select * from H_system_tree where bz='0' or bz='2'";
}
}
Rs=my.ExecuteCreateReader(my.ExeCommand(strSQL));
string arr_tree="<DIV class=deeptree>";
arr_tree+="<script lanage=javascript>";
arr_tree+="var a=new TreeView(\'a\',\'main\');";
while(Rs.Read()==true)
{
arr_tree+="a.add("+Rs["id"]+","+Rs["Parentid"]+",\""+Rs["bmnr"].ToString()+"\",\""+Rs["Url_Add"]+"\");";
}
arr_tree+="document.write(a);";
arr_tree+="a.expandAll();";
arr_tree+="</script>";
arr_tree+="</DIV>";
Rs.Close();
my.CloseConn();
return arr_tree;
}
/// <summary>
/// 树形菜单显示
/// </summary>
/// <param name="Parentid"></param>
/// <returns></returns>
public string Treeinit(int Parentid)
{
CreateDb mydb = new CreateDb();
IDataReader Rs=null;
DBManager my = mydb.Createdb();
my.OpenConn();
string strSQL="select * from h_bm where id="+Parentid+" order by id desc";
Rs=my.ExecuteCreateReader(my.ExeCommand(strSQL));
string arr_tree=string.Empty;
while(Rs.Read()==true)
{
arr_tree+=Rs["id"]+",";
arr_tree+=GetSub(Convert.ToInt32(Rs["id"].ToString()));
}
Rs.Close();
my.CloseConn();
return arr_tree;
}
/// <summary>
/// 树形菜单显示
/// </summary>
/// <param name="Parentid"></param>
/// <returns></returns>
public string GetSub(int Parentid)
{
CreateDb mydb = new CreateDb();
IDataReader Rs=null;
DBManager my = mydb.Createdb();
my.OpenConn();
string strSQL="select * from h_bm where parentid="+Parentid+" order by id asc";
Rs=my.ExecuteCreateReader(my.ExeCommand(strSQL));
string arr_tree=string.Empty;
while(Rs.Read()==true)
{
arr_tree+=Rs["id"]+",";
arr_tree+=GetSub(Convert.ToInt32(Rs["id"].ToString()));
}
Rs.Close();
my.CloseConn();
return arr_tree;
}
}
}
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