ztree
<script language="javascript" type="text/javascript">
var setting = {
view: {
dblClickExpand: false
},
data: {
simpleData: {
enable: true
}
},
callback: {
beforeClick: beforeClick,
onClick: onClick,
onDblClick: zTreeOnDblClick
}
};
var zNodes = '<%= seriesData.ToString() %>';获得josn格式的字符串
zNodes= eval('(' + zNodes + ')'); //或者$.paseJosn(zNodes);将josn格式的字符串转换成josn对象
function beforeClick(treeId, treeNode) {
var check = (treeNode && !treeNode.isParent);
if (!check) alert("只能选择城市...");
return check;
}
function onClick(e, treeId, treeNode) {
var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
nodes = zTree.getSelectedNodes(),
v = "";
nodes.sort(function compare(a, b) { return a.id - b.id; });
for (var i = 0, l = nodes.length; i < l; i++) {
v += nodes[i].id + ",";
}
if (v.length > 0) v = v.substring(0, v.length - 1);
var cityObj = $("#txtAREA_CODE");
cityObj.attr("value", v);
s = "";
nodes.sort(function compare(a, b) { return a.id - b.id; });
for (var i = 0, l = nodes.length; i < l; i++) {
s += nodes[i].name + ",";
}
if (s.length > 0) s = s.substring(0, s.length - 1);
var cityObj1 = $("#citySel");
cityObj1.attr("value", s);
}
function zTreeOnDblClick(event, treeId, treeNode) {
hideMenu();
};
function showMenu() {
var cityObj = $("#citySel");
var cityOffset = $("#citySel").offset();
$("#menuContent").css({ left: cityOffset.left + "px", top: cityOffset.top + cityObj.outerHeight() + "px" }).slideDown("fast");
$("body").bind("mousedown", onBodyDown);
}
function hideMenu() {
$("#menuContent").fadeOut("fast");
$("body").unbind("mousedown", onBodyDown);
}
function onBodyDown(event) {
if (!(event.target.id == "citySel" || event.target.id == "menuContent" || $(event.target).parents("#menuContent").length > 0)) {
hideMenu();
}
}
$(document).ready(function() {
$.get
$.fn.zTree.init($("#treeDemo"), setting, zNodes);
});
</script>
<div id="menuContent" style="display:none; position: absolute;">
<ul id="treeDemo" class="ztree" style="margin-top:0; width:160px;"></ul>
</div>
<div>
<tr>
<td width="15%" align="right" bgcolor="#EFF9FE">
行政区域：
</td>
<td width="34%">
<asp:TextBox ID="txtAREA_CODE" runat="server" style="display:none" ></asp:TextBox>//存放code
<input id="citySel" type="text" style="width:250px" onclick="showMenu(); return false;" />存放name
</td>
</tr>
</div>
后台：
protected StringBuilder seriesData = new StringBuilder();//声明变量
IList<Area_CodeInfo> areas = Area_CodeBLL.GetListByQuery(" where code <>'34' ");
seriesData.Append("[");
foreach(Area_CodeInfo area in areas)
{
seriesData.Append("{");
seriesData.Append("\"id\":" + area.code);
seriesData.Append(",");
seriesData.Append("\"pId\":" + area.parentcode);
seriesData.Append(",");
seriesData.Append("\"name\":\"" + area.name+"\"");
seriesData.Append("},");
}
seriesData.Remove(seriesData.Length - 1, 1);
seriesData.Append("]");
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