• tree的应用


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    </head>
      <body>
      
      
      <!-- 用来动态的显示滚动条 -->
        <div class="easyui-panel panel-body panel-body-noheader" style="padding: 5px;  298px; height: 648px;">
            <!-- 用来显示加载的树 -->
            <ul id="tt"></ul> 
        </div>
        <!-- 用来在右侧显示详细的节点数据, class="iframe-admin" 使用的是已经写好的样式-->
        <div class="iframe-admin">
            <div class="panel-head clearfix lh30">
                <strong class="icon-reorder"> 组织机构管理</strong>
                <a class="button border-main icon-plus-square-o small-btn pull-right"  href="javascript:goAdd()"> +添加信息</a>
                <a class="button border-main icon-plus-square-o small-btn pull-right"  href="javascript:del()"> -删除信息</a>
            </div>
    
        <!-- 用来显示div,显示要添加的数据 -->
            <div id="codeAdd" style="margin-top:20px;100%;display:none;border:1px solid;border-color:#ccccff;height: 85%;padding-top: 70px">
                <form id="addForm" method="post" class="form-x"  >  
                  <table class="form_table" style="height: 80%" >
                  <tr>
                     <td class="label-title" style=" 280px"><label for=""><span class="text-red">*</span>组织机构名称:</label></td>
                     <td>  
                         <div class="form-group">
                            <div class="field">  <input type="text" name="orgName" id="orgName" class="input w260" 
                            maxlength="100"  data-validate="required:请输入功能名称" /></div>
                        </div>
                     </td>
                     <td class="label-title"><label for=""><span class="text-red">*</span>上级名称:</label></td>
                     <td>  
                         <div class="form-group">
                            <div class="field" style="font-size: 14px; 260px" >
                                <span id="pname"></span>
                            </div>
                        </div>
                     </td>
                   </tr>
                   <tr>
                     <td class="label-title"><label for=""><span class="text-red">*</span>相关描述:</label></td>
                     <td>  
                         <div class="form-group">
                            <div class="field">  <input type="text" name="describes" id="describes" class="input w260" 
                            maxlength="500"  value="" /></div>
                        </div>
                     </td>
                     <td class="label-title"><label for=""><span class="text-red">*</span>创建人员:</label></td>
                     <td>  
                         <div class="form-group">
                             <div id="crtoper" class="field" style="font-size: 14px; 260px" ></div>
                        </div>
                     </td>
                   </tr>  
                   <tr>
                       <td>
                           <!-- 这里的信息是被选中节点的信息 -->
                           <input type="hidden" name="pId" id="pId"><!-- 上级id -->
                           <input type="hidden" name="id" id="id"><!-- 主键 -->
                       </td> 
                   </tr>
                   <tr>
                   <td></td>
                   <td>
                    <button class="button bg-main icon-check-square-o" type="button" onclick="save()"> 保存</button>
                   </td>
                   </tr>
                </table>
                </form>
            </div>
        
        </div>    
      
      <script type="text/javascript">
              //标记是修改还是添加
              var flag=null;
              $("#tt").tree({
                    url:'${ctx}/org/findTreeDate.do?id=0',
                    lines:true,//显示加减号    
                  animate:true, //动画效果
                  //展开前加载子节点
                  onBeforeExpand:function(node){
                      $("#tt").tree("options").url="${ctx}/org/findTreeDate.do?id="+node.id;
                  },
                  //当节点被选中的时候将节点的详细信息显示在右侧div中
                onSelect:function(node){
                    clear();
                    $("#codeAdd").css("display","");
                    $("#id").val(node.id);
                    $("#orgName").val(node.text);
                    $("#describes").val(node.attributes.describes);
                    $("#pId").val(node.attributes.pId);
                    if(node.attributes.pId!='0'&&$.trim(node.attributes.pId)!=""){
                        $("#pname").html(node.attributes.pname);
                    }else{
                        $("#pname").html("没有上级节点");
                    }
                    $("#crtoper").html(node.attributes.crtoper);
                    flag="update";
                }      
                });
    
        
        //进行信息的添加
        function goAdd(){
            //先清空表格内信息
            clear();
            //在添加子节点之前先展开选中的节点
            var selected = $('#tt').tree('getSelected');
            if(selected==null){
                $("#pId").val("0");
                $("#pname").html("没有上级节点");
            }else{
                $("#pId").val(selected.id);
                $("#pname").html(selected.text);
            }
            //显示添加信息的div
            if($("#codeAdd").css("display")=="none"){
                $("#codeAdd").css("display","");
            }
            //标记为设置为添加
            flag="add";
            
        }
        
        //删除指定的节点和子节点
        function del(){
            var note=$("#tt").tree("getSelected");
            if(note==null){
                $.messager.alert('提示','请选择要删除的信息!');
                return;
            }
            $.messager.confirm('提示', '确定要删除吗?',function(r){
                if(r){
                    var args={"id":note.id};
                    var url="${ctx}/org/delete.do";
                    $.post(url,args,function(data){
                        if(data.success==true){
                            flushTree(); //刷新树
                            $("#codeAdd").css("display","none");
                        }
                        $.messager.show({
                            title: '提示信息',
                            msg: data.message,
                            timeout: 3000
                        })    
                    });
                }else{
                    return;
                }
            });
        
        }
        //刷新树
        function flushTree(){
            //更新整个树
            $('#tt').tree({
                url:'${ctx}/org/findTreeDate.do?id=0',
                lines:true,//显示加减号    
                animate:true,//动画效果
            });
        }
        
        //清空数据
        function clear(){
            $("#id").val("");
            $("#orgName").val("");
            $("#pId").val("");
            $("#pname").empty();
            $("#describes").val("");
            $("#crtoper").empty();
        }
        //将信息保存
        function save(){
            if($("#orgName").val().trim()==""){
                $.messager.alert('提示','请输入组织机构名称!');
                return;
            }
            var orgName=$("#orgName").val();
            var describes=$("#describes").val();
            var pId=$("#pId").val();
            $.messager.confirm('提示', '确定要保存吗?',function(r){    
                if(r){
                    if(flag=="update"){
                        var id=$("#id").val();
                        var args={"id":id,"orgName":orgName,"describes":describes,"pId":pId};
                        var url="${ctx}/org/update.do";
                        $.post(url,args,function(data){
                            if(data.success==true){
                                $("#codeAdd").css("display","none");
                                flushTree(); //刷新树
                            }
                            $.messager.show({
                                title: '提示信息',
                                msg: data.message,
                                timeout: 3000
                            })    
                        });
                        return;
                    }
                    var args={"pId":pId,"orgName":orgName,"describes":describes};
                    var url="${ctx}/org/add.do";
                    $.post(url,args,function(data){
                        if(data.success==true){
                            $("#codeAdd").css("display","none");
                            flushTree(); //刷新树
                        }
                        $.messager.show({
                            title: '提示信息',
                            msg: data.message,
                            timeout: 3000
                        })    
                    });
                }
            });
        }
      </script>
      
      </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/zuoqun/p/7904013.html
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