front page code
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Assign_ADD.aspx.cs" Inherits="MyProject.Assign_ADD" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>角色编辑</title>
<link href="/JS/layui/css/layui.css?v=1.0" rel="stylesheet" />
<link href="/layuiadmin/style/admin.css?v=1.0" rel="stylesheet" />
<script src="/JS/jquery-3.4.1.js?v=1.0"></script>
<script src="/layuiadmin/layui/layui.js?v=1.0"></script>
<script src="/layuiadmin/lib/admin.js?v=1.0"></script>
<script src="/JS/layui/layui.js?v=1.0"></script>
<script src="/JS/layui/layui-tree01.js?v=1.0"></script>
</head>
<body>
<div class="layui-fluid">
<div class="layui-card">
<div class="layui-card-body" style="padding: 15px;">
<div class="layui-btn-container">
<button type="button" class="layui-btn layui-btn-sm" lay-demo="getChecked">获取选中节点数据</button>
<button type="button" class="layui-btn layui-btn-sm" lay-demo="setChecked">勾选指定节点</button>
<button type="button" class="layui-btn layui-btn-sm" lay-demo="reload">重载实例</button>
</div>
<form class="layui-form" action="">
<div class="layui-form-item">
<label class="layui-form-label">成员</label>
<div class="layui-input-block">
<div id="divUser" class="demo-tree-more"></div>
</div>
</div>
</form>
<div class="layui-form-item layui-layout-admin">
<div class="layui-input-block">
<div class="layui-footer" style="left: 0;">
<button class="layui-btn sim_btn">提交</button>
<input type="button" id="btnReset" class="layui-btn layui-btn-primary" value="重置" />
</div>
</div>
</div>
</div>
</div>
</div>
<input type="hidden" id="hdid" value="<%=strid %>" />
<input type="hidden" id="hdisEditAll" value="<%=strisEditAll %>" />
<input type="hidden" id="hdisFenzhen" value="<%=strisFenzhen %>" />
<input type="hidden" id="hduserID" value="<%=userID %>" />
<input type="hidden" id="hdmenuID" value="<%=menuID %>" />
<script type="text/javascript">
//这里一定要设置全局变量，不然下面用的时候，未定义
var layer, form, laypage, laydate, tree, util, dataUser, data01;
$(function () {
layui.use(['index', 'layer', 'form', 'laypage', 'laydate', 'tree', 'jquery', 'util'], function () {
layer = layui.layer;
form = layui.form;
laypage = layui.laypage;
laydate = layui.laydate;
tree = layui.tree;
util = layui.util;
var $ = layui.jquery;
dataUser = <%=jsonTree %>;
//alert(dataUser);
//成员
form.on('checkbox(cbCOM)', function (data) {//列表中复选框点击事件
//console.log(data.elem); //得到checkbox原始DOM对象
//console.log(data.elem.checked); //是否被选中，true或者false
//console.log(data.value); //复选框value值，也可以通过data.elem.value得到
//console.log(data.othis); //得到美化后的DOM对象
var cb = data.elem;
var userID = $(cb).attr("id");//id userID工号
var hduserID = $("#hduserID").val();//隐藏域中存放的工号集合以逗号隔开
if (data.elem.checked) {//如果当前复选框改为选中状态
if (hduserID == "") {//如果还没有选择项，则先以,号开头
$("#hduserID").val("." + hduserID + userID + ".");//工号的组合
}
else {
$("#hduserID").val(hduserID + userID + ".");
}
} else {
//$("#checkall").removeAttr("checked");//无效.1.2.3.4.5.
//form.render("checkbox");//重新渲染页面checkbox控件
var hduserIDlist = $("#hduserID").val();
$("#hduserID").val(hduserIDlist.replace(userID + ".", ""));//把集合中已选择的工号和名称移除掉。
}
});
//取组织架构
tree.render({
elem: '#divUser'
, data: dataUser
, showCheckbox: true //是否显示复选框
, id: 'treeUser'//树对象的名称，用来获取或设置值
, isJump: true //是否允许点击节点时弹出新窗口跳转
, click: function (obj) {
var data = obj.data; //获取当前点击的节点数据
layer.msg('状态：' + obj.state + '<br>节点数据：' + JSON.stringify(data));
}
});
//按钮事件
util.event('lay-demo', {
getChecked: function (othis) {
var checkedData = tree.getChecked('treeUser'); //获取选中节点的数据
layer.alert(JSON.stringify(checkedData), { shade: 0 });
console.log(checkedData);
}
, setChecked: function () {
tree.setChecked('treeUser', [12, 16]); //勾选指定节点
}
, reload: function () {
//重载实例
tree.reload('treeUser', {
});
}
});
});
//提交表单
$("body").on("click", ".sim_btn", function () {
saveData();
});
//清空文件框
$("body").on("click", "#btnReset", function () {
$(":input[type='text']").val("");
});
});
function saveData() {
var errorMsg = "";
var id = $("#hdid").val();
var checkedData = tree.getChecked('treeUser'); //获取成员列表选中节点的数据
var jsonUser = JSON.stringify(checkedData);//取到的选中的节点转化为JSON字符串
alert(jsonUser);
//return false;
if (errorMsg != "") {
layer.msg(errorMsg, { icon: 7 });
return false;
}
loadIndex = layer.load(0);
var url = "/AdminControl/Assign_ADD.aspx";
$.ajax({
type: "POST",
url: url,
dataType: "JSON",
data: { 'action': 'SaveData', 'id': id, 'names': names, 'isEditAll': isEditAll, 'isFenzhen': isFenzhen, 'jsonUser': jsonUser, 'menuID': menuID },
success: function (result) {
if (result.State) {
layer.close(loadIndex);
layer.msg("操作成功", { time: 1000 });
setTimeout(closeRefresh, 1000);//关闭当前iframe，刷新指定iframe
}
else {
layer.msg(result.ErrorMsg, { time: 3000 });
}
}, complete: function (result) {
layer.close(loadIndex);
}
});
}
//关闭当前iframe，刷新指定iframe
function closeRefresh() {
var ucrIframe = window.top.$("li[lay-id='/AdminControl/Assign_List.aspx']");
$(ucrIframe).click();
parent.removeIframe("/AdminControl/Assign_ADD.aspx");//调用母页面的方法，传当前页的标识
}
</script>
<script>
layui.config({
base: '/layuiadmin/' //静态资源所在路径
}).extend({
index: 'lib/index' //主入口模块
}).use('index');
</script>
</body>
</html>
code behind
using System;
using System.Collections.Generic;
using System.Text;
using BLL;
using Common;
using Model;
using Newtonsoft.Json;
namespace MyProject
{
public partial class Assign_ADD : BasePage
{
private string action = string.Empty;
private AssignModel assignModel;
public string strid = "0";//要编辑的ID
public string strNames = "";
public string strisEditAll = "0";
public string strisFenzhen = "0";
public string strjsonUser = "";//最终选择的成员总的json
public string userID = "";//最终选择的成员总的ID
public StringBuilder sbResultUser = new StringBuilder();
public string menuID = "";//最终选择的权限总的ID
public StringBuilder sbResultMenus = new StringBuilder();
StringBuilder sbResultUser01 = new StringBuilder();
StringBuilder sbResultUser02 = new StringBuilder();
public List<TreeObject> treeNodes = new List<TreeObject>();
public string jsonTree = "";
private string strUser = ".";
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
if (!string.IsNullOrEmpty(Request.Form["action"]))
{
action = Request.Form["action"];
}
switch (action)
{
case "SaveData"://
SaveData();
break;
default:
LoadData();
//LoadUser();
LoadTree(null,0);//从数据库取树开结构 的数据
jsonTree = JsonConvert.SerializeObject(treeNodes);//把取到的树形数据转化为JSON格式，赋值给前端的LAYUI
break;
}
}
}
//加载要编辑的数据
private void LoadData()
{
int id = Convert.ToInt32(Request["id"]);
if (id > 0)
{
assignModel = AssignBLL.GetModel(" and t.id =" + id.ToString());
if (assignModel != null)
{
strid = assignModel.Id.ToString();
strNames = assignModel.Names.ToString();
strisEditAll = assignModel.IsEditAll.ToString();
strisFenzhen = assignModel.IsFenzhen.ToString();
}
}
//
List<StaffAssignModel> listStaffAssign = StaffAssignBLL.GetListByPage("", " and t.assignID=" + id + " ", " t.id asc ");//查此角色下的所有的员工列表
if (listStaffAssign != null)
{
userID += ".";
foreach (StaffAssignModel model in listStaffAssign)
{
userID += "" + model.StaffID.ToString() + ".";
}
}
List<AssignMenusModel> list = AssignMenusBLL.GetListByPage("", " and assignID=" + id + " ", " t.id desc ");//查此角色下的所有的菜单权限列表
if (list != null)
{
menuID += ".";
foreach (AssignMenusModel model in list)
{
menuID += "" + model.MenuID.ToString() + ".";
}
}
PublicHelper.CreateWebLog(strStaffUserCodeBase,"操作日志","操作IP："+ strLoginIPBase + "。\n操作页面：/AdminControl/Assign_ADD.aspx\n操作事件：打开页面");
}
private void LoadTree(TreeObject parentNode, int topDeptID)
{
List<TreeObject> listDepartment01 = DepartmentBLL.GetListTree(" and t.topDeptID=" + topDeptID + " ", " t.id asc ");//根据上级部门ID，取下一级的所有部门
if (listDepartment01 != null)
{
foreach (TreeObject model in listDepartment01)
{
TreeObject tree = new TreeObject();
tree.id = model.id;
tree.title = model.title;
tree.topDeptID = model.topDeptID;
tree.isMoJi = model.isMoJi;
tree.field = "";
if (model.id == 9999)
{
tree.spread = true;
}
if (model.id >8000)
{
//tree.disabled = true;
//tree.showCheckbox = false;
}
//spread 节点是否初始展开，默认 false
//checked 节点是否初始为选中状态（如果开启复选框的话），默认 false
//disabled 节点是否为禁用状态。默认 false
//递归性质，函数内调用自身函数
LoadTree(tree, tree.id);
//递归结束的终点条件
if (parentNode == null)
{
treeNodes.Add(tree);
}
else
{
if(true)
//if (model.isMoJi==0)
{
parentNode.children.Add(tree);
}
}
}
}
}
private void SaveData()
{
int iresult = 0;
ResultInfo resultInfo = new ResultInfo() { State = false, ErrorMsg="" };
int isRepeat = 1;//是否需要查有无重复记录，默认需要
int isPass = 1;//是否验证通过，默认通过
int id = Convert.ToInt32(Request.Form["id"]);
strNames = Request.Form["names"].ToString().Replace(" ","");
strisEditAll = Request.Form["isEditAll"];
strisFenzhen = Request.Form["isFenzhen"];
strjsonUser = Request.Form["jsonUser"];//取前端传来的树的JSON字符串
if (!string.IsNullOrEmpty(strjsonUser))//取选中的员工ID
{
List<TreeObject> listTreeUser = new List<TreeObject>();
listTreeUser = JsonConvert.DeserializeObject<List<TreeObject>>(strjsonUser);//字符串反序列化为LIST对象集合
GetTreeNode(listTreeUser);//循环取子节点给strUser赋值。strUser赋值后为".1.2.3.4.5.6."这样的格式，再分隔后来操作数据
//strUser=.1.2.3.4.5.6."这样的格式
}
if (!string.IsNullOrEmpty(strNames))
{
if (id > 0)
{
assignModel = AssignBLL.GetModel(" and t.id =" + id.ToString());
if (assignModel.Names== strNames)//编辑时数据库中的字段如果和此次编辑的内容一样，则无需查重
{
isRepeat = 0;
}
}
if (isRepeat == 1)//检查字段内容在数据库中是否已存在
{
AssignModel model = AssignBLL.GetModel(" and t.isDel=0 and t.names ='" + strNames + "' ");
if (model != null)//如果数据库中有相同内容已存在
{
isPass = 0;
resultInfo.ErrorMsg = "该名称已存在";
}
}
if (isPass == 1)
{
assignModel.Names = strNames;
assignModel.IsEditAll = Convert.ToInt32(strisEditAll);
assignModel.IsFenzhen = Convert.ToInt32(strisFenzhen);
if (id > 0)
{
iresult = AssignBLL.UpdateData(assignModel);
}
else
{
iresult = AssignBLL.AddData(assignModel);
}
if (iresult > 0)
{
resultInfo.Data = iresult.ToString();
resultInfo.State = true;
}
}
}
string strLog = id > 0 ? "修改角色，ID为：" + id.ToString() : "添加角色,名为：" + strNames;
PublicHelper.CreateWebLog(strStaffUserCodeBase, "操作日志", "操作IP：" + strLoginIPBase + "。\n操作页面：/AdminControl/Assign_ADD.aspx。\n操作事件：" + strLog);
string resultJson = JsonHelper.ObjectToJSON(resultInfo);
Response.Write(resultJson);
Response.End();
}
private void GetTreeNode(List<TreeObject> listTree)//循环获取树的每级节点
{
foreach (TreeObject Tree in listTree)
{
if (Tree.isMoJi == 1)
{
strUser += Tree.id + ".";
}
else
{
if (Tree.children != null)
{
GetTreeNode(Tree.children);
}
}
}
}
}
}DepartmentBLL.GetListTree(" and t.topDeptID=" + topDeptID + " ", " t.id asc "); method, the topDeptID parameter is the parent ID
/// <summary>
/// 查询-获取组合查询的树形结果
/// </summary>
/// <param name="top">查询前多少条，数字格式，查所有传空字符串</param>
/// <param name="strWhere">查询条件，以and开头</param>
/// <param name="orderby">排序方式，例：id desc</param>
/// <returns></returns>
public static List<TreeObject> GetListTree(string strWhere, string orderby)
{
return DepartmentDAL.GetListTree(strWhere, orderby);
}DepartmentDAL.GetListTree(strWhere, orderby);方法
/// <summary>
/// 查询-获取组合查询的树形结果
/// </summary>
/// <param name="top">查询前多少条，数字格式，查所有传空字符串</param>
/// <param name="strWhere">查询条件，以and开头</param>
/// <param name="orderby">排序方式，例：id desc</param>
/// <returns></returns>
public static List<TreeObject> GetListTree(string strWhere, string orderby)
{
List<TreeObject> list = new List<TreeObject>();
TreeObject model = null;
//if (!string.IsNullOrEmpty(top.Trim()))
//{
// top = " top " + top + " ";
//}
string strSQL = " SELECT * from ";
strSQL += " ( ";
strSQL += " SELECT 9999 AS id,'第一级' AS names,0 AS topDeptID,0 AS isMoJi ";
strSQL += " UNION ALL ";
strSQL += " SELECT 9900+t.id AS id,t.names,9999 AS topDeptID,0 AS isMoJi FROM 二级表 t WHERE t.isDel=0 ";
strSQL += " UNION ALL ";
strSQL += " SELECT 8000+id,t.names,case topDeptID WHEN 0 then 9900+t.areaID ELSE 8000+topDeptID END AS topDeptID,t.isMoJi FROM 三级表 t WHERE t.isDel=0 ";
strSQL += " UNION ALL ";
strSQL += " SELECT Staff.id,Staff.userName AS names,8000+StaffDepartment.deptID AS topDeptID,1 AS isMoJi FROM 表名 INNER JOIN 表名2 ON 表名.staffID=表名2.id ";
strSQL += " ) t ";
strSQL += " where 1=1 " + strWhere;
if (!string.IsNullOrEmpty(orderby.Trim()))
{
strSQL += " order by " + orderby;
}
DataTable dt = SqlHelper.ExecuteReader(strSQL, CommandType.Text);
if (dt == null || dt.Rows.Count == 0)
{
return null;
}
else
{
for (int i = 0; i < dt.Rows.Count; i++)
{
model = new TreeObject();
model.id = dt.Rows[i]["id"] == DBNull.Value ? 0 : Convert.ToInt32(dt.Rows[i]["id"]);
model.title = dt.Rows[i]["names"] == DBNull.Value ? "" : Convert.ToString(dt.Rows[i]["names"]);
model.topDeptID = dt.Rows[i]["topDeptID"] == DBNull.Value ? 0 : Convert.ToInt32(dt.Rows[i]["topDeptID"]);
model.isMoJi = dt.Rows[i]["isMoJi"] == DBNull.Value ? 0 : Convert.ToInt32(dt.Rows[i]["isMoJi"]);
list.Add(model);
}
return list;
}
}TreeObject entity:
public class TreeObject
{
public int id { get; set; }//
public string title { get; set; }//
public string value { get; set; }//
public int topDeptID { get; set; }//上级ID
public int isMoJi { get; set; }//是否末级
public string field { get; set; }//
public bool spread { get; set; }//
public bool disabled { get; set; }//
public bool showCheckbox { get; set; }//
public List<TreeObject> children = new List<TreeObject>();
public void Addchildren(TreeObject node)
{
this.children.Add(node);//showCheckbox
}
}The result of extracting the tree structure from the database is as follows:
By the second version of my previous article