发布于 2016-12-09 12:08:55 | 103 次阅读 | 评论: 0 | 来源: 网友投递
jQuery javascript框架
jQuery是一个兼容多浏览器的javascript框架,核心理念是write less,do more(写得更少,做得更多)。jQuery在2006年1月由美国人John Resig在纽约的barcamp发布,吸引了来自世界各地的众多JavaScript高手加入,由Dave Methvin率领团队进行开发。
<script src="js/jquery-1.4.2.min.js" type="text/javascript"></script>
<script src="js/jquery.mytree.js" type="text/javascript"></script>
<link href="second.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
$(function(){
var o = { showcheck: true};
o.data =<%=treeNodes %>;
$("#tree").treeview(o);
})
</script>
public string GetFirJson()
{
string mystr = "[";
DataTable dt = DBUtility.db.ExecuteTable("select * from class where parientid=0");
int a = dt.Rows.Count;
for (int i = 0; i <= dt.Rows.Count - 1; i++)
{
mystr += GetOtherJson(Convert.ToInt32(dt.Rows[i]["classid"].ToString())) + ",";
}
mystr = mystr.Substring(0, mystr.Length - 1);
mystr += "]";
mystr = mystr.Replace("'", "\"");
return mystr;
}
//递归
private string GetOtherJson(int pid)
{
DataTable dt = DBUtility.db.ExecuteTable("select * from class where classid=" + pid);
string strjson = "";
bool haschild = IsHasChild(pid);
strjson = "{";
strjson += "'id':'" + pid + "',";
strjson += "'text':'" + dt.Rows[0]["classname"].ToString() + "',";
strjson += "'value':'" + dt.Rows[0]["classid"].ToString() + "',";
strjson += " 'showcheck':true,";
strjson += " 'complete':true,";
strjson += "'checktate':0,";
strjson += "'hasChildren':" + haschild.ToString().ToLower() + ",";
strjson += "'ChildNodes':";
if (!IsHasChild(pid))
{
strjson += "null}";
}
else
{
strjson += "[";
DataTable mydt = DBUtility.db.ExecuteTable("select * from class where parientid=" + pid);
for (int i = 0; i <= mydt.Rows.Count - 1; i++)
{
strjson += GetOtherJson(Convert.ToInt32(mydt.Rows[i]["classid"].ToString())) + ",";
}
strjson = strjson.Substring(0, strjson.Length - 1);
strjson += "]}";
}
return strjson;
}
private bool IsHasChild(int pid)
{
DataTable dt = DBUtility.db.ExecuteTable("select * from class where parientid=" + pid);
if (dt.Rows.Count == 0)
{
return false;
}
else
{
return true;
}
}