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- /**
- * bootstrapTreeTable
- *
- * @author swifly
- */
- (function($) {
- "use strict";
- $.fn.bootstrapTreeTable = function(options, param) {
- var allData = null;//用于存放格式化后的数据
- // 如果是调用方法
- if (typeof options == 'string') {
- return $.fn.bootstrapTreeTable.methods[options](this, param);
- }
- // 如果是初始化组件
- options = $.extend({}, $.fn.bootstrapTreeTable.defaults, options || {});
- // 是否有radio或checkbox
- var hasSelectItem = false;
- var target = $(this);
- // 在外层包装一下div,样式用的bootstrap-table的
- var _main_div = $("<div class='bootstrap-tree-table fixed-table-container'></div>");
- target.before(_main_div);
- _main_div.append(target);
- target.addClass("table table-hover treetable-table table-bordered");
- if (options.striped) {
- target.addClass('table-striped');
- }
- // 工具条在外层包装一下div,样式用的bootstrap-table的
- if(options.toolbar){
- var _tool_div = $("<div class='fixed-table-toolbar'></div>");
- var _tool_left_div = $("<div class='bs-bars pull-left'></div>");
- _tool_left_div.append($(options.toolbar));
- _tool_div.append(_tool_left_div);
- _main_div.before(_tool_div);
- }
- // 格式化数据,优化性能
- target.formatData=function(data){
- var _root = options.rootCodeValue?options.rootCodeValue:null
- $.each(data, function(index, item) {
- // 添加一个默认属性,用来判断当前节点有没有被显示
- item.isShow = false;
- // 这里兼容几种常见Root节点写法
- // 默认的几种判断
- var _defaultRootFlag = item[options.parentCode] == '0'
- || item[options.parentCode] == 0
- || item[options.parentCode] == null
- || item[options.parentCode] == '';
- if (!item[options.parentCode] || (_root?(item[options.parentCode] == options.rootCodeValue):_defaultRootFlag)){
- if(!allData["_root_"]){allData["_root_"]=[];}
- allData["_root_"].push(item);
- }else{
- if(!allData["_n_"+item[options.parentCode]]){allData["_n_"+item[options.parentCode]]=[];}
- allData["_n_"+item[options.parentCode]].push(item);
- }
- });
- data=null;//回收
- }
- // 得到根节点
- target.getRootNodes = function() {
- return allData["_root_"];
- };
- // 递归获取子节点并且设置子节点
- target.handleNode = function(parentNode, lv, row_id, p_id, tbody) {
- var _ls = allData["_n_"+parentNode[options.code]];
- var tr = target.renderRow(parentNode,_ls?true:false,lv,row_id,p_id);
- tbody.append(tr);
- if(_ls){
- $.each(_ls, function(i, item) {
- var _row_id = row_id+"_"+i
- target.handleNode(item, (lv + 1), _row_id,row_id, tbody)
- });
- }
- };
- // 绘制行
- target.renderRow = function(item,isP,lv,row_id,p_id){
- // 标记已显示
- item.isShow = true;
- var tr = $('<tr id="'+row_id+'" pid="'+p_id+'"></tr>');
- var _icon = options.expanderCollapsedClass;
- if(options.expandAll){
- tr.css("display","table");
- _icon = options.expanderExpandedClass;
- }else if(options.expandFirst&&lv<=2){
- tr.css("display","table");
- _icon=(lv==1)?options.expanderExpandedClass:options.expanderCollapsedClass;
- }else{
- tr.css("display","none");
- _icon = options.expanderCollapsedClass;
- }
- $.each(options.columns, function(index, column) {
- // 判断有没有选择列
- if(column.field=='selectItem'){
- hasSelectItem = true;
- var td = $('<td style="text-align:center;width:36px"></td>');
- if(column.radio){
- var _ipt = $('<input name="select_item" type="radio" value="'+item[options.id]+'"></input>');
- td.append(_ipt);
- }
- if(column.checkbox){
- var _ipt = $('<input name="select_item" type="checkbox" value="'+item[options.id]+'"></input>');
- td.append(_ipt);
- }
- tr.append(td);
- }else{
- var td = $('<td title="'+item[column.field]+'" name="'+column.field+'" style="'+((column.width)?('width:'+column.width):'')+'"></td>');
- // 增加formatter渲染
- if (column.formatter) {
- td.html(column.formatter.call(this, item[column.field], item, index));
- } else {
- td.text(item[column.field]);
- }
- if(options.expandColumn==index){
- if(!isP){
- td.prepend('<span class="treetable-expander"></span>')
- }else{
- td.prepend('<span class="treetable-expander '+_icon+'"></span>')
- }
- for (var int = 0; int < (lv-1); int++) {
- td.prepend('<span class="treetable-indent"></span>')
- }
- }
- tr.append(td);
- }
- });
- return tr;
- }
- // 加载数据
- target.load = function(parms){
- // 加载数据前先清空
- allData = {};
- // 加载数据前先清空
- target.html("");
- // 构造表头
- var thr = $('<tr></tr>');
- $.each(options.columns, function(i, item) {
- var th = null;
- // 判断有没有选择列
- if(i==0&&item.field=='selectItem'){
- hasSelectItem = true;
- th = $('<th style="width:36px"></th>');
- }else{
- th = $('<th style="'+((item.width)?('width:'+item.width):'')+'"></th>');
- }
- th.text(item.title);
- thr.append(th);
- });
- var thead = $('<thead class="treetable-thead"></thead>');
- thead.append(thr);
- target.append(thead);
- // 构造表体
- var tbody = $('<tbody class="treetable-tbody"></tbody>');
- target.append(tbody);
- // 添加加载loading
- var _loading = '<tr><td colspan="'+options.columns.length+'"><div style="display: block;text-align: center;">正在努力地加载数据中,请稍候……</div></td></tr>'
- tbody.html(_loading);
- // 默认高度
- if(options.height){
- tbody.css("height",options.height);
- }
- $.ajax({
- type : options.type,
- url : options.url,
- data : parms?parms:options.ajaxParams,
- dataType : "JSON",
- success : function(data, textStatus, jqXHR) {
- // 加载完数据先清空
- tbody.html("");
- if(!data||data.length<=0){
- var _empty = '<tr><td colspan="'+options.columns.length+'"><div style="display: block;text-align: center;">没有找到匹配的记录</div></td></tr>'
- tbody.html(_empty);
- return;
- }
- // 格式化数据
- target.formatData(data);
- // 开始绘制
- var rootNode = target.getRootNodes();
- if(rootNode){
- $.each(rootNode, function(i, item) {
- var _row_id = "row_id_"+i
- target.handleNode(item, 1, _row_id,"row_root", tbody);
- });
- }
- // 下边的操作主要是为了查询时让一些没有根节点的节点显示
- $.each(data, function(i, item) {
- if(!item.isShow){
- var tr = target.renderRow(item,false,1);
- tbody.append(tr);
- }
- });
- target.append(tbody);
- //动态设置表头宽度
- thead.css("width", tbody.children(":first").css("width"));
- // 行点击选中事件
- target.find("tbody").find("tr").click(function(){
- if(hasSelectItem){
- var _ipt = $(this).find("input[name='select_item']");
- if(_ipt.attr("type")=="radio"){
- _ipt.prop('checked',true);
- target.find("tbody").find("tr").removeClass("treetable-selected");
- $(this).addClass("treetable-selected");
- }else{
- if(_ipt.prop('checked')){
- _ipt.prop('checked',false);
- $(this).removeClass("treetable-selected");
- }else{
- _ipt.prop('checked',true);
- $(this).addClass("treetable-selected");
- }
- }
- }
- });
- // 小图标点击事件--展开缩起
- target.find("tbody").find("tr").find(".treetable-expander").click(function(){
- var _flag = $(this).hasClass(options.expanderExpandedClass);
- var tr = $(this).parent().parent();
- var row_id = tr.attr("id");
- if(_flag){
- var _ls = target.find("tbody").find("tr[id^='"+row_id+"_']");//下所有
- if(_ls&&_ls.length>0){
- $.each(_ls, function(index, item) {
- $(item).css("display","none");
- var _icon = $(item).children().eq(options.expandColumn).find(".treetable-expander");
- if(_icon.hasClass(options.expanderExpandedClass)){
- _icon.removeClass(options.expanderExpandedClass)
- _icon.addClass(options.expanderCollapsedClass)
- }
- });
- }
- $(this).removeClass(options.expanderExpandedClass)
- $(this).addClass(options.expanderCollapsedClass)
- }else{
- var _ls = target.find("tbody").find("tr[pid='"+row_id+"']");//下一级
- if(_ls&&_ls.length>0){
- $.each(_ls, function(index, item) {
- $(item).css("display","table");
- });
- }
- $(this).removeClass(options.expanderCollapsedClass)
- $(this).addClass(options.expanderExpandedClass)
- }
- });
- },
- error:function(xhr,textStatus){
- var _errorMsg = '<tr><td colspan="'+options.columns.length+'"><div style="display: block;text-align: center;">'+xhr.responseText+'</div></td></tr>'
- tbody.html(_errorMsg);
- debugger;
- },
- });
- }
- if (options.url) {
- target.load();
- } else {
- // 也可以通过defaults里面的data属性通过传递一个数据集合进来对组件进行初始化....有兴趣可以自己实现,思路和上述类似
- }
-
- return target;
- };
- // 组件方法封装........
- $.fn.bootstrapTreeTable.methods = {
- // 返回选中记录的id(返回的id由配置中的id属性指定)
- // 为了兼容bootstrap-table的写法,统一返回数组,这里只返回了指定的id
- getSelections : function(target, data) {
- // 所有被选中的记录input
- var _ipt = target.find("tbody").find("tr").find("input[name='select_item']:checked");
- var chk_value =[];
- // 如果是radio
- if(_ipt.attr("type")=="radio"){
- var _data = {id:_ipt.val()};
- var _tds = _ipt.parent().parent().find("td");
- _tds.each(function(_i,_item){
- if(_i!=0){
- _data[$(_item).attr("name")]=$(_item).attr("title");
- }
- });
- chk_value.push(_data);
- }else{
- _ipt.each(function(_i,_item){
- var _data = {id:$(_item).val()};
- var _tds = $(_item).parent().parent().find("td");
- _tds.each(function(_ii,_iitem){
- if(_ii!=0){
- _data[$(_iitem).attr("name")]=$(_iitem).attr("title");
- }
- });
- chk_value.push(_data);
- });
- }
- return chk_value;
- },
- // 刷新记录
- refresh : function(target, parms) {
- if(parms){
- target.load(parms);
- }else{
- target.load();
- }
- },
- // 组件的其他方法也可以进行类似封装........
- };
- $.fn.bootstrapTreeTable.defaults = {
- id : 'id',// 选取记录返回的值
- code : 'id',// 用于设置父子关系
- parentCode : 'parentId',// 用于设置父子关系
- rootCodeValue: null,//设置根节点code值----可指定根节点,默认为null,"",0,"0"
- data : [], // 构造table的数据集合
- type : "GET", // 请求数据的ajax类型
- url : null, // 请求数据的ajax的url
- ajaxParams : {}, // 请求数据的ajax的data属性
- expandColumn : 1,// 在哪一列上面显示展开按钮
- expandAll : false, // 是否全部展开
- expandFirst : true, // 是否默认第一级展开--expandAll为false时生效
- striped : false, // 是否各行渐变色
- columns : [],
- toolbar: null,//顶部工具条
- height: 0,
- expanderExpandedClass : 'glyphicon glyphicon-chevron-down',// 展开的按钮的图标
- expanderCollapsedClass : 'glyphicon glyphicon-chevron-right'// 缩起的按钮的图标
- };
- })(jQuery);
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