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DataTable多选全选,抽出公共js

DataTable多选全选,抽出公共js

作者: 欧_汤姆 | 来源:发表于2019-03-06 09:32 被阅读0次

考虑到多个页面都需要用到全选多选,可以将公共的部分抽出到js文件中,引用即可减少代码量。
首先:将公共部分抽出:

var table;
var selectAllFlag = true;
var pageFlag = false;
function deleteAll() {
    $('#deleteAll').click(function() {
        if (selectAllFlag) {
            table.rows().select().data().toArray();
        } else {
            table.rows().deselect();
        }
        selectAllFlag = !selectAllFlag;
    })
};
function deleteSelect() {
    $('#deleteSelect').click(
                    function() {
                        var array = new Array();
                        array = table.rows({selected : true}).data().toArray();
                        if (array.length == 0) {
                            swal({
                                title : "批量删除失败",
                                text : "请先勾选需要删除的数据",
                                type : "error",
                                showConfirmButton : false,
                                timer : 2000
                            });
                        } else {
                            swal(
                                    {
                                        title : "删除账号",
                                        text : "<span style='color:#F44336;'>删除操作后该记录将被删除,并且无法恢复</span>",
                                        type : "info",
                                        showCancelButton : true,
                                        confirmButtonColor : "#2196F3",
                                        confirmButtonText : "确定",
                                        cancelButtonText : "取消",
                                        closeOnConfirm : false,
                                        html : true
                                    }, function() {
                                        for (var i = 0; i < array.length; i++) {
                                            deleteCallback(array[i].id)
                                        }
                                    });
                        }
                    })
}
function buildTableConfigJson(operateCell) {
    var configJson = {
        "searching" : false,
        "lengthChange" : false,
        "pageLength" : 10,
        ordering : false,
        "serverSide" : true,
        select : {
            style : 'multi',
            selector : 'td:first-child'
        },
        language : {
            "lengthMenu" : "_MENU 条记录每页",
            "zeroRecords" : "没有找到记录",
            "info" : "记录数:_TOTAL_",
            "infoEmpty" : "无记录",
            "infoFiltered" : "(从 _MAX_ )条记录过滤",
            "paginate" : {
                "previous" : "上一页",
                "next" : "下一页"
            }
        },
        ajax : {
            dataSrc : 'data',
            complete : function() {
                if (!pageFlag) {
                    table.page('previous').draw('page');
                }
            }
        },
        drawCallback : function(settings) {
            if (table.page() > 0 && table.data().length == 0) {
                pageFlag = false;
            } else {
                pageFlag = true;
            }
        },
        columnDefs: [
            {
                orderable : false,
                className : 'select-checkbox',
                targets : 0,
                render : function(data, type, row) {
                    return '<input class="checkchild" type="checkbox"/>';
                }
            },
            {
                targets : -1,
                render : operateCell,
            }
        ]
    };
    return configJson;
}

取名page.js
放入项目文件中的js中,在需要的html页面用引用js

<script type="text/javascript" src="${request.contextPath}/js/page.js"></script>
<link rel="stylesheet" type="text/css" href="${request.contextPath}/library/datatables/dataTables.select.min.css"/>
<script type="text/javascript" src="${request.contextPath}/library/datatables/dataTables.select.min.js"></script>
page.js

然后在你所需要添加全选框的页面的js中修改代码

var table;
var searchFlag;
var pageFlag = false;
function closeDialog(){
    $('#showUserDialog').modal('hide');
}

function searchRecord() {
    searchFlag = true;
    table.ajax.reload();
}

function reset() {
    searchFlag = false;
    $("#name").val("");
    $("#groupIdSelect").val("");
    table.ajax.reload();
}

function buildSearchParameters(data) {
    var name=$("#name").val();
    var groupId=$("#groupIdSelect").val();
    
    if(name){
        data.name=name;
    }
    if(groupId){
        data.groupId=groupId;
    }
}


function showUserDetail(id){
    $.ajax({
        url : contextPath + "/user/detail/"+id,
        type : "get",
        cache : false,
        dataType : "html",
        success : function(result) {
            $("#modal-content").html(result);
        },
        complete : function(xhr, status){
            forwardToLogin(xhr, status);
        }
    });
    
    $('#showUserDialog').modal({
        show : true,
        backdrop : 'static'
    });
}
function addUser() {
    location.href=contextPath+"/user/add";
}
function updateUser(id) {
    location.href=contextPath+"/user/update/"+id;
}
function deleteOperation(id) {
    swal({
        title : "删除账号",
        text : "<span style='color:#F44336;'>删除操作后该记录将被删除,并且无法恢复</span>",
        type : "info",
        showCancelButton : true,
        confirmButtonColor : "#2196F3",
        confirmButtonText : "确定",
        cancelButtonText : "取消",
        closeOnConfirm : false,
        html : true
    }, function() {
        deleteCallback(id);
    });
}
function deleteCallback(id) {
    $.ajax({
        url : contextPath + "/user/delete/" + id,
        cache : false,
        dataType : "json",
        success : function(result) {
            if (result.code == 1) {
                swal({
                    title : "删除账号",
                    text : "删除账号成功",
                    type : "success",
                    showConfirmButton : false,
                    timer : 1000
                });
                table.draw(false);// 刷新当前页
            }
        }
    });
}
$(function() {
    searchFlag = false;
    var operateCell = function(data, type, row, meta) {
        var html = '<button class="btn btn-sm btn-primary waves-effect" value="'
            + row.id
            + '" onclick="updateUser('
            + row.id
            + ')">编辑</button>&nbsp;&nbsp;&nbsp;'
            + '<button class="btn btn-sm btn-danger waves-effect" value="'
            + row.id
            + '" onclick="deleteOperation('
            + row.id + ')">删除</button>';
    return html;
    }
    var configJson = buildTableConfigJson(operateCell);
    var configAjaxJson = configJson.ajax;
    configAjaxJson.url=contextPath + '/user/list';
    configAjaxJson.data=function(data){
        if (searchFlag) {
            buildSearchParameters(data);
        }   
    };
    configJson.columns = [ 
        {"data" : null},
        {"data" : "name"},
        {"data" : "mobile"},
        {"data" : "position"}, 
        {"data" : null}
    ],
    table = $(".dataTable").DataTable(configJson)
    deleteSelect();
    deleteAll();
});

然后就是html页面

<!DOCTYPE html>
<html>
<head>
<#include "/commonPage.html" />
<script type="text/javascript" src="${request.contextPath}/js/user/main.js"></script>
</head>
<body class="theme-blue">
   <#include "/header.html"/>
   <#include "/menu.html"/>
   <section class="content">
       <div class="container-fluid">
           <!-- 
                   <div class="block-header">
                       <h2>DASHBOARD</h2>
                   </div>
               -->
           <div class="row clearfix">
               <div class="col-lg-12 col-md-12 col-sm-12 col-xs-12">
                   <div class="card">
                       <div class="header">
                           <h2>
                               人员管理<small></small>
                           </h2>
                       </div>
                       <div class="body">
                           <button type="button" class="btn btn-danger waves-effect" id="deleteSelect"><i class="material-icons">delete</i> <span>批量删除</span></button>
                           <button type="button" class="btn btn-primary waves-effect"
                               onclick="addUser()">
                               <i class="material-icons">add</i> <span>添加人员</span>
                           </button>
                           <div class="pull-right" style="vertical-align: middle">
                               <label>姓名: 
                                   <input id="name" type="text" >
                               </label>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
                               <label>部门:
                                   <select id="groupIdSelect">
                                       <option value="">请选择</option>
                                   </select>
                               </label>&nbsp;&nbsp;&nbsp;&nbsp;  
                               <a class="btn btn-info waves-effect" onclick="searchRecord()">搜索</a> 
                               <a class="btn btn-default waves-effect" onclick="reset()">重置</a>
                           </div>
                           
                           <table style="width:100%;"
                               class="table table-bordered table-striped table-hover js-basic-example dataTable">
                               <thead>
                                   <tr>
                                       <th class='th' style="text-align:center;vertical-align:middle">  
                                       <button type="button" class="btn btn-default waves-effect" id="deleteAll"><i class="material-icons">playlist_add_check</i></button>
                                       <th>姓名</th>
                                       <th>手机号码</th>
                                       <th>职位</th>
                                       <!-- <th>部门</th> -->
                                       <th width="20%">操作</th>
                                   </tr>
                               </thead>
                           </table>
                       </div>
                   </div>
               </div>
           </div>
       </div>
   </section>

   <!-- <div class="modal fade" id="showUserDialog" tabindex="-1"
       role="dialog">
       <div class="modal-dialog" role="document"
           style="margin-top: 10%; width: 800px;">
           <div id="modal-content" class="modal-content">
           111
           </div>
       </div>
   </div> -->
</body>
</html>


主要是这一部分


image.png
image.png

以上的效果:


image.png

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