/
table.js
2032 lines (1745 loc) · 66.6 KB
/
table.js
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/*!
* layui.table
* 数据表格组件
*/
layui.define(['laytpl', 'laypage', 'layer', 'form', 'util'], function(exports){
"use strict";
var $ = layui.$
,laytpl = layui.laytpl
,laypage = layui.laypage
,layer = layui.layer
,form = layui.form
,util = layui.util
,hint = layui.hint()
,device = layui.device()
//外部接口
,table = {
config: {
checkName: 'LAY_CHECKED' //是否选中状态的字段名
,indexName: 'LAY_TABLE_INDEX' //初始下标索引名，用于恢复排序
} //全局配置项
,cache: {} //数据缓存
,index: layui.table ? (layui.table.index + 10000) : 0
//设置全局项
,set: function(options){
var that = this;
that.config = $.extend({}, that.config, options);
return that;
}
//事件
,on: function(events, callback){
return layui.onevent.call(this, MOD_NAME, events, callback);
}
}
//操作当前实例
,thisTable = function(){
var that = this
,options = that.config
,id = options.id || options.index;
if(id){
thisTable.that[id] = that; //记录当前实例对象
thisTable.config[id] = options; //记录当前实例配置项
}
return {
config: options
,reload: function(options, deep){
that.reload.call(that, options, deep);
}
,setColsWidth: function(){
that.setColsWidth.call(that);
}
,resize: function(){ //重置表格尺寸/结构
that.resize.call(that);
}
}
}
//获取当前实例配置项
,getThisTableConfig = function(id){
var config = thisTable.config[id];
if(!config) hint.error(id ? ('The table instance with ID \''+ id +'\' not found') : 'ID argument required');
return config || null;
}
//解析自定义模板数据
,parseTempData = function(item3, content, tplData, text){ //表头数据、原始内容、表体数据、是否只返回文本
var str = item3.templet ? function(){
return typeof item3.templet === 'function'
? item3.templet(tplData)
: laytpl($(item3.templet).html() || String(content)).render(tplData)
}() : content;
return text ? $('<div>'+ str +'</div>').text() : str;
}
//字符常量
,MOD_NAME = 'table', ELEM = '.layui-table', THIS = 'layui-this', SHOW = 'layui-show', HIDE = 'layui-hide', DISABLED = 'layui-disabled', NONE = 'layui-none'
,ELEM_VIEW = 'layui-table-view', ELEM_TOOL = '.layui-table-tool', ELEM_BOX = '.layui-table-box', ELEM_INIT = '.layui-table-init', ELEM_HEADER = '.layui-table-header', ELEM_BODY = '.layui-table-body', ELEM_MAIN = '.layui-table-main', ELEM_FIXED = '.layui-table-fixed', ELEM_FIXL = '.layui-table-fixed-l', ELEM_FIXR = '.layui-table-fixed-r', ELEM_TOTAL = '.layui-table-total', ELEM_PAGE = '.layui-table-page', ELEM_SORT = '.layui-table-sort', ELEM_EDIT = 'layui-table-edit', ELEM_HOVER = 'layui-table-hover'
//thead区域模板
,TPL_HEADER = function(options){
var rowCols = '{{#if(item2.colspan){}} colspan="{{item2.colspan}}"{{#} if(item2.rowspan){}} rowspan="{{item2.rowspan}}"{{#}}}';
options = options || {};
return ['<table cellspacing="0" cellpadding="0" border="0" class="layui-table" '
,'{{# if(d.data.skin){ }}lay-skin="{{d.data.skin}}"{{# } }} {{# if(d.data.size){ }}lay-size="{{d.data.size}}"{{# } }} {{# if(d.data.even){ }}lay-even{{# } }}>'
,'<thead>'
,'{{# layui.each(d.data.cols, function(i1, item1){ }}'
,'<tr>'
,'{{# layui.each(item1, function(i2, item2){ }}'
,'{{# if(item2.fixed && item2.fixed !== "right"){ left = true; } }}'
,'{{# if(item2.fixed === "right"){ right = true; } }}'
,function(){
if(options.fixed && options.fixed !== 'right'){
return '{{# if(item2.fixed && item2.fixed !== "right"){ }}';
}
if(options.fixed === 'right'){
return '{{# if(item2.fixed === "right"){ }}';
}
return '';
}()
,'{{# var isSort = !(item2.colGroup) && item2.sort; }}'
,'<th data-field="{{ item2.field||i2 }}" data-key="{{d.index}}-{{i1}}-{{i2}}" {{# if( item2.parentKey){ }}data-parentkey="{{ item2.parentKey }}"{{# } }} {{# if(item2.minWidth){ }}data-minwidth="{{item2.minWidth}}"{{# } }} '+ rowCols +' {{# if(item2.unresize || item2.colGroup){ }}data-unresize="true"{{# } }} class="{{# if(item2.hide){ }}layui-hide{{# } }}{{# if(isSort){ }} layui-unselect{{# } }}{{# if(!item2.field){ }} layui-table-col-special{{# } }}">'
,'<div class="layui-table-cell laytable-cell-'
,'{{# if(item2.colGroup){ }}'
,'group'
,'{{# } else { }}'
,'{{d.index}}-{{i1}}-{{i2}}'
,'{{# if(item2.type !== "normal"){ }}'
,' laytable-cell-{{ item2.type }}'
,'{{# } }}'
,'{{# } }}'
,'" {{#if(item2.align){}}align="{{item2.align}}"{{#}}}>'
,'{{# if(item2.type === "checkbox"){ }}' //复选框
,'<input type="checkbox" name="layTableCheckbox" lay-skin="primary" lay-filter="layTableAllChoose" {{# if(item2[d.data.checkName]){ }}checked{{# }; }}>'
,'{{# } else { }}'
,'<span>{{item2.title||""}}</span>'
,'{{# if(isSort){ }}'
,'<span class="layui-table-sort layui-inline"><i class="layui-edge layui-table-sort-asc" title="升序"></i><i class="layui-edge layui-table-sort-desc" title="降序"></i></span>'
,'{{# } }}'
,'{{# } }}'
,'</div>'
,'</th>'
,(options.fixed ? '{{# }; }}' : '')
,'{{# }); }}'
,'</tr>'
,'{{# }); }}'
,'</thead>'
,'</table>'].join('');
}
//tbody区域模板
,TPL_BODY = ['<table cellspacing="0" cellpadding="0" border="0" class="layui-table" '
,'{{# if(d.data.skin){ }}lay-skin="{{d.data.skin}}"{{# } }} {{# if(d.data.size){ }}lay-size="{{d.data.size}}"{{# } }} {{# if(d.data.even){ }}lay-even{{# } }}>'
,'<tbody></tbody>'
,'</table>'].join('')
//主模板
,TPL_MAIN = ['<div class="layui-form layui-border-box {{d.VIEW_CLASS}}{{# if(d.data.className){ }} {{ d.data.className }}{{# } }}" lay-filter="LAY-table-{{d.index}}" lay-id="{{ d.data.id }}" style="{{# if(d.data.width){ }}width:{{d.data.width}}px;{{# } }} {{# if(d.data.height){ }}height:{{d.data.height}}px;{{# } }}">'
,'{{# if(d.data.toolbar){ }}'
,'<div class="layui-table-tool">'
,'<div class="layui-table-tool-temp"></div>'
,'<div class="layui-table-tool-self"></div>'
,'</div>'
,'{{# } }}'
,'<div class="layui-table-box">'
,'{{# if(d.data.loading){ }}'
,'<div class="layui-table-init" style="background-color: #fff;">'
,'<i class="layui-icon layui-icon-loading layui-anim layui-anim-rotate layui-anim-loop"></i>'
,'</div>'
,'{{# } }}'
,'{{# var left, right; }}'
,'<div class="layui-table-header">'
,TPL_HEADER()
,'</div>'
,'<div class="layui-table-body layui-table-main">'
,TPL_BODY
,'</div>'
,'{{# if(left){ }}'
,'<div class="layui-table-fixed layui-table-fixed-l">'
,'<div class="layui-table-header">'
,TPL_HEADER({fixed: true})
,'</div>'
,'<div class="layui-table-body">'
,TPL_BODY
,'</div>'
,'</div>'
,'{{# }; }}'
,'{{# if(right){ }}'
,'<div class="layui-table-fixed layui-table-fixed-r">'
,'<div class="layui-table-header">'
,TPL_HEADER({fixed: 'right'})
,'<div class="layui-table-mend"></div>'
,'</div>'
,'<div class="layui-table-body">'
,TPL_BODY
,'</div>'
,'</div>'
,'{{# }; }}'
,'</div>'
,'{{# if(d.data.totalRow){ }}'
,'<div class="layui-table-total">'
,'<table cellspacing="0" cellpadding="0" border="0" class="layui-table" '
,'{{# if(d.data.skin){ }}lay-skin="{{d.data.skin}}"{{# } }} {{# if(d.data.size){ }}lay-size="{{d.data.size}}"{{# } }} {{# if(d.data.even){ }}lay-even{{# } }}>'
,'<tbody><tr><td><div class="layui-table-cell" style="visibility: hidden;">Total</div></td></tr></tbody>'
, '</table>'
,'</div>'
,'{{# } }}'
,'{{# if(d.data.page){ }}'
,'<div class="layui-table-page">'
,'<div id="layui-table-page{{d.index}}"></div>'
,'</div>'
,'{{# } }}'
,'<style>'
,'{{# layui.each(d.data.cols, function(i1, item1){'
,'layui.each(item1, function(i2, item2){ }}'
,'.laytable-cell-{{d.index}}-{{i1}}-{{i2}}{ '
,'{{# if(item2.width){ }}'
,'width: {{item2.width}}px;'
,'{{# } }}'
,' }'
,'{{# });'
,'}); }}'
,'</style>'
,'</div>'].join('')
,_WIN = $(window)
,_DOC = $(document)
//构造器
,Class = function(options){
var that = this;
that.index = ++table.index;
that.config = $.extend({}, that.config, table.config, options);
that.render();
};
//初始默认配置
Class.prototype.config = {
limit: 10 //每页显示的数量
,loading: true //请求数据时，是否显示 loading
,cellMinWidth: 60 //所有单元格默认最小宽度
,defaultToolbar: ['filter', 'exports', 'print'] //工具栏右侧图标
,autoSort: true //是否前端自动排序。如果否，则需自主排序（通常为服务端处理好排序）
,text: {
none: '无数据'
}
};
//表格渲染
Class.prototype.render = function(){
var that = this
,options = that.config;
options.elem = $(options.elem);
options.where = options.where || {};
options.id = options.id || options.elem.attr('id') || that.index;
//请求参数的自定义格式
options.request = $.extend({
pageName: 'page'
,limitName: 'limit'
}, options.request)
//响应数据的自定义格式
options.response = $.extend({
statusName: 'code' //规定数据状态的字段名称
,statusCode: 0 //规定成功的状态码
,msgName: 'msg' //规定状态信息的字段名称
,dataName: 'data' //规定数据总数的字段名称
,totalRowName: 'totalRow' //规定数据统计的字段名称
,countName: 'count'
}, options.response);
//如果 page 传入 laypage 对象
if(typeof options.page === 'object'){
options.limit = options.page.limit || options.limit;
options.limits = options.page.limits || options.limits;
that.page = options.page.curr = options.page.curr || 1;
delete options.page.elem;
delete options.page.jump;
}
if(!options.elem[0]) return that;
//高度铺满：full-差距值
if(options.height && /^full-\d+$/.test(options.height)){
that.fullHeightGap = options.height.split('-')[1];
options.height = _WIN.height() - that.fullHeightGap;
}
//初始化一些参数
that.setInit();
//开始插入替代元素
var othis = options.elem
,hasRender = othis.next('.' + ELEM_VIEW)
//主容器
,reElem = that.elem = $(laytpl(TPL_MAIN).render({
VIEW_CLASS: ELEM_VIEW
,data: options
,index: that.index //索引
}));
options.index = that.index;
that.key = options.id || options.index;
//生成替代元素
hasRender[0] && hasRender.remove(); //如果已经渲染，则Rerender
othis.after(reElem);
//各级容器
that.layTool = reElem.find(ELEM_TOOL);
that.layBox = reElem.find(ELEM_BOX);
that.layHeader = reElem.find(ELEM_HEADER);
that.layMain = reElem.find(ELEM_MAIN);
that.layBody = reElem.find(ELEM_BODY);
that.layFixed = reElem.find(ELEM_FIXED);
that.layFixLeft = reElem.find(ELEM_FIXL);
that.layFixRight = reElem.find(ELEM_FIXR);
that.layTotal = reElem.find(ELEM_TOTAL);
that.layPage = reElem.find(ELEM_PAGE);
//初始化工具栏
that.renderToolbar();
//让表格平铺
that.fullSize();
//如果多级表头，则填补表头高度
if(options.cols.length > 1){
//补全高度
var th = that.layFixed.find(ELEM_HEADER).find('th');
th.height(that.layHeader.height() - 1 - parseFloat(th.css('padding-top')) - parseFloat(th.css('padding-bottom')));
}
that.pullData(that.page); //请求数据
that.events(); //事件
};
//根据列类型，定制化参数
Class.prototype.initOpts = function(item){
var that = this
,options = that.config
,initWidth = {
checkbox: 48
,radio: 48
,space: 15
,numbers: 40
};
//让 type 参数兼容旧版本
if(item.checkbox) item.type = "checkbox";
if(item.space) item.type = "space";
if(!item.type) item.type = "normal";
if(item.type !== "normal"){
item.unresize = true;
item.width = item.width || initWidth[item.type];
}
};
//初始化一些参数
Class.prototype.setInit = function(type){
var that = this
,options = that.config;
options.clientWidth = options.width || function(){ //获取容器宽度
//如果父元素宽度为0（一般为隐藏元素），则继续查找上层元素，直到找到真实宽度为止
var getWidth = function(parent){
var width, isNone;
parent = parent || options.elem.parent()
width = parent.width();
try {
isNone = parent.css('display') === 'none';
} catch(e){}
if(parent[0] && (!width || isNone)) return getWidth(parent.parent());
return width;
};
return getWidth();
}();
if(type === 'width') return options.clientWidth;
//初始化列参数
layui.each(options.cols, function(i1, item1){
layui.each(item1, function(i2, item2){
//如果列参数为空，则移除
if(!item2){
item1.splice(i2, 1);
return;
}
item2.key = i1 + '-' + i2;
item2.hide = item2.hide || false;
//设置列的父列索引
//如果是组合列，则捕获对应的子列
if(item2.colGroup || item2.colspan > 1){
var childIndex = 0;
layui.each(options.cols[i1 + 1], function(i22, item22){
//如果子列已经被标注为{HAS_PARENT}，或者子列累计 colspan 数等于父列定义的 colspan，则跳出当前子列循环
if(item22.HAS_PARENT || (childIndex > 1 && childIndex == item2.colspan)) return;
item22.HAS_PARENT = true;
item22.parentKey = i1 + '-' + i2;
childIndex = childIndex + parseInt(item22.colspan > 1 ? item22.colspan : 1);
});
item2.colGroup = true; //标注是组合列
}
//根据列类型，定制化参数
that.initOpts(item2);
});
});
};
//初始工具栏
Class.prototype.renderToolbar = function(){
var that = this
,options = that.config
//添加工具栏左侧模板
var leftDefaultTemp = [
'<div class="layui-inline" lay-event="add"><i class="layui-icon layui-icon-add-1"></i></div>'
,'<div class="layui-inline" lay-event="update"><i class="layui-icon layui-icon-edit"></i></div>'
,'<div class="layui-inline" lay-event="delete"><i class="layui-icon layui-icon-delete"></i></div>'
].join('')
,elemToolTemp = that.layTool.find('.layui-table-tool-temp');
if(options.toolbar === 'default'){
elemToolTemp.html(leftDefaultTemp);
} else if(typeof options.toolbar === 'string'){
var toolbarHtml = $(options.toolbar).html() || '';
toolbarHtml && elemToolTemp.html(
laytpl(toolbarHtml).render(options)
);
}
//添加工具栏右侧面板
var layout = {
filter: {
title: '筛选列'
,layEvent: 'LAYTABLE_COLS'
,icon: 'layui-icon-cols'
}
,exports: {
title: '导出'
,layEvent: 'LAYTABLE_EXPORT'
,icon: 'layui-icon-export'
}
,print: {
title: '打印'
,layEvent: 'LAYTABLE_PRINT'
,icon: 'layui-icon-print'
}
}, iconElem = [];
if(typeof options.defaultToolbar === 'object'){
layui.each(options.defaultToolbar, function(i, item){
var thisItem = typeof item === 'string' ? layout[item] : item;
if(thisItem){
iconElem.push('<div class="layui-inline" title="'+ thisItem.title +'" lay-event="'+ thisItem.layEvent +'">'
+'<i class="layui-icon '+ thisItem.icon +'"></i>'
+'</div>');
}
});
}
that.layTool.find('.layui-table-tool-self').html(iconElem.join(''));
}
//同步表头父列的相关值
Class.prototype.setParentCol = function(hide, parentKey){
var that = this
,options = that.config
,parentTh = that.layHeader.find('th[data-key="'+ options.index +'-'+ parentKey +'"]') //获取父列元素
,parentColspan = parseInt(parentTh.attr('colspan')) || 0;
if(parentTh[0]){
var arrParentKey = parentKey.split('-')
,getThisCol = options.cols[arrParentKey[0]][arrParentKey[1]];
hide ? parentColspan-- : parentColspan++;
parentTh.attr('colspan', parentColspan);
parentTh[parentColspan < 1 ? 'addClass' : 'removeClass'](HIDE);
getThisCol.colspan = parentColspan; //同步 colspan 参数
getThisCol.hide = parentColspan < 1; //同步 hide 参数
//递归，继续往上查询是否有父列
var nextParentKey = parentTh.data('parentkey');
nextParentKey && that.setParentCol(hide, nextParentKey);
}
};
//多级表头补丁
Class.prototype.setColsPatch = function(){
var that = this
,options = that.config
//同步表头父列的相关值
layui.each(options.cols, function(i1, item1){
layui.each(item1, function(i2, item2){
if(item2.hide){
that.setParentCol(item2.hide, item2.parentKey);
}
});
});
};
//动态分配列宽
Class.prototype.setColsWidth = function(){
var that = this
,options = that.config
,colNums = 0 //列个数
,autoColNums = 0 //自动列宽的列个数
,autoWidth = 0 //自动列分配的宽度
,countWidth = 0 //所有列总宽度和
,cntrWidth = that.setInit('width');
//统计列个数
that.eachCols(function(i, item){
item.hide || colNums++;
});
//减去边框差和滚动条宽
cntrWidth = cntrWidth - function(){
return (options.skin === 'line' || options.skin === 'nob') ? 2 : colNums + 1;
}() - that.getScrollWidth(that.layMain[0]) - 1;
//计算自动分配的宽度
var getAutoWidth = function(back){
//遍历所有列
layui.each(options.cols, function(i1, item1){
layui.each(item1, function(i2, item2){
var width = 0
,minWidth = item2.minWidth || options.cellMinWidth; //最小宽度
if(!item2){
item1.splice(i2, 1);
return;
}
if(item2.colGroup || item2.hide) return;
if(!back){
width = item2.width || 0;
if(/\d+%$/.test(width)){ //列宽为百分比
width = Math.floor((parseFloat(width) / 100) * cntrWidth);
width < minWidth && (width = minWidth);
} else if(!width){ //列宽未填写
item2.width = width = 0;
autoColNums++;
}
} else if(autoWidth && autoWidth < minWidth){
autoColNums--;
width = minWidth;
}
if(item2.hide) width = 0;
countWidth = countWidth + width;
});
});
//如果未填充满，则将剩余宽度平分
(cntrWidth > countWidth && autoColNums) && (
autoWidth = (cntrWidth - countWidth) / autoColNums
);
}
getAutoWidth();
getAutoWidth(true); //重新检测分配的宽度是否低于最小列宽
//记录自动列数
that.autoColNums = autoColNums;
//设置列宽
that.eachCols(function(i3, item3){
var minWidth = item3.minWidth || options.cellMinWidth;
if(item3.colGroup || item3.hide) return;
//给位分配宽的列平均分配宽
if(item3.width === 0){
that.getCssRule(options.index +'-'+ item3.key, function(item){
item.style.width = Math.floor(autoWidth >= minWidth ? autoWidth : minWidth) + 'px';
});
}
//给设定百分比的列分配列宽
else if(/\d+%$/.test(item3.width)){
that.getCssRule(options.index +'-'+ item3.key, function(item){
item.style.width = Math.floor((parseFloat(item3.width) / 100) * cntrWidth) + 'px';
});
}
});
//填补 Math.floor 造成的数差
var patchNums = that.layMain.width() - that.getScrollWidth(that.layMain[0])
- that.layMain.children('table').outerWidth();
if(that.autoColNums && patchNums >= -colNums && patchNums <= colNums){
var getEndTh = function(th){
var field;
th = th || that.layHeader.eq(0).find('thead th:last-child')
field = th.data('field');
if(!field && th.prev()[0]){
return getEndTh(th.prev())
}
return th
}
,th = getEndTh()
,key = th.data('key');
that.getCssRule(key, function(item){
var width = item.style.width || th.outerWidth();
item.style.width = (parseFloat(width) + patchNums) + 'px';
//二次校验，如果仍然出现横向滚动条（通常是 1px 的误差导致）
if(that.layMain.height() - that.layMain.prop('clientHeight') > 0){
item.style.width = (parseFloat(item.style.width) - 1) + 'px';
}
});
}
that.loading(!0);
};
//重置表格尺寸/结构
Class.prototype.resize = function(){
var that = this;
that.fullSize(); //让表格铺满
that.setColsWidth(); //自适应列宽
that.scrollPatch(); //滚动条补丁
};
//表格重载
Class.prototype.reload = function(options, deep){
var that = this;
options = options || {};
delete that.haveInit;
//防止数组深度合并
layui.each(options, function(key, item){
if(layui._typeof(item) === 'array') delete that.config[key];
});
//对参数进行深度或浅扩展
that.config = $.extend(deep, {}, that.config, options);
//执行渲染
that.render();
};
//异常提示
Class.prototype.errorView = function(html){
var that = this
,elemNone = that.layMain.find('.'+ NONE)
,layNone = $('<div class="'+ NONE +'">'+ (html || 'Error') +'</div>');
if(elemNone[0]){
that.layNone.remove();
elemNone.remove();
}
that.layFixed.addClass(HIDE);
that.layMain.find('tbody').html('');
that.layMain.append(that.layNone = layNone);
table.cache[that.key] = []; //格式化缓存数据
};
//页码
Class.prototype.page = 1;
//获得数据
Class.prototype.pullData = function(curr){
var that = this
,options = that.config
,request = options.request
,response = options.response
,sort = function(){
if(typeof options.initSort === 'object'){
that.sort(options.initSort.field, options.initSort.type);
}
};
that.startTime = new Date().getTime(); //渲染开始时间
if(options.url){ //Ajax请求
var params = {};
params[request.pageName] = curr;
params[request.limitName] = options.limit;
//参数
var data = $.extend(params, options.where);
if(options.contentType && options.contentType.indexOf("application/json") == 0){ //提交 json 格式
data = JSON.stringify(data);
}
that.loading();
$.ajax({
type: options.method || 'get'
,url: options.url
,contentType: options.contentType
,data: data
,dataType: 'json'
,headers: options.headers || {}
,success: function(res){
//如果有数据解析的回调，则获得其返回的数据
if(typeof options.parseData === 'function'){
res = options.parseData(res) || res;
}
//检查数据格式是否符合规范
if(res[response.statusName] != response.statusCode){
that.renderForm();
that.errorView(
res[response.msgName] ||
('返回的数据不符合规范，正确的成功状态码应为："'+ response.statusName +'": '+ response.statusCode)
);
} else {
that.renderData(res, curr, res[response.countName]), sort();
options.time = (new Date().getTime() - that.startTime) + ' ms'; //耗时（接口请求+视图渲染）
}
that.setColsWidth();
typeof options.done === 'function' && options.done(res, curr, res[response.countName]);
}
,error: function(e, msg){
that.errorView('请求异常，错误提示：'+ msg);
that.renderForm();
that.setColsWidth();
typeof options.error === 'function' && options.error(e, msg);
}
});
} else if(options.data && options.data.constructor === Array){ //已知数据
var res = {}
,startLimit = curr*options.limit - options.limit
res[response.dataName] = options.data.concat().splice(startLimit, options.limit);
res[response.countName] = options.data.length;
//记录合计行数据
if(typeof options.totalRow === 'object'){
res[response.totalRowName] = $.extend({}, options.totalRow);
}
that.renderData(res, curr, res[response.countName]), sort();
that.setColsWidth();
typeof options.done === 'function' && options.done(res, curr, res[response.countName]);
}
};
//遍历表头
Class.prototype.eachCols = function(callback){
var that = this;
table.eachCols(null, callback, that.config.cols);
return that;
};
//数据渲染
Class.prototype.renderData = function(res, curr, count, sort){
var that = this
,options = that.config
,data = res[options.response.dataName] || [] //列表数据
,totalRowData = res[options.response.totalRowName] //合计行数据
,trs = []
,trs_fixed = []
,trs_fixed_r = []
//渲染视图
,render = function(){ //后续性能提升的重点
var thisCheckedRowIndex;
if(!sort && that.sortKey){
return that.sort(that.sortKey.field, that.sortKey.sort, true);
}
layui.each(data, function(i1, item1){
var tds = [], tds_fixed = [], tds_fixed_r = []
,numbers = i1 + options.limit*(curr - 1) + 1; //序号
//若数据项为空数组，则不往下执行（因为删除数据时，会将原有数据设置为 []）
if(layui._typeof(item1) === 'array' && item1.length === 0) return;
//记录下标索引，用于恢复排序
if(!sort){
item1[table.config.indexName] = i1;
}
//遍历表头
that.eachCols(function(i3, item3){
var field = item3.field || i3
,key = options.index + '-' + item3.key
,content = item1[field];
if(content === undefined || content === null) content = '';
if(item3.colGroup) return;
//td内容
var td = ['<td data-field="'+ field +'" data-key="'+ key +'" '+ function(){ //追加各种属性
var attr = [];
if(item3.edit) attr.push('data-edit="'+ item3.edit +'"'); //是否允许单元格编辑
if(item3.align) attr.push('align="'+ item3.align +'"'); //对齐方式
if(item3.templet) attr.push('data-content="'+ content +'"'); //自定义模板
if(item3.toolbar) attr.push('data-off="true"'); //行工具列关闭单元格事件
if(item3.event) attr.push('lay-event="'+ item3.event +'"'); //自定义事件
if(item3.style) attr.push('style="'+ item3.style +'"'); //自定义样式
if(item3.minWidth) attr.push('data-minwidth="'+ item3.minWidth +'"'); //单元格最小宽度
return attr.join(' ');
}() +' class="'+ function(){ //追加样式
var classNames = [];
if(item3.hide) classNames.push(HIDE); //插入隐藏列样式
if(!item3.field) classNames.push('layui-table-col-special'); //插入特殊列样式
return classNames.join(' ');
}() +'">'
,'<div class="layui-table-cell laytable-cell-'+ function(){ //返回对应的CSS类标识
return item3.type === 'normal' ? key
: (key + ' laytable-cell-' + item3.type);
}() +'">' + function(){
var tplData = $.extend(true, {
LAY_INDEX: numbers
}, item1)
,checkName = table.config.checkName;
//渲染不同风格的列
switch(item3.type){
case 'checkbox':
return '<input type="checkbox" name="layTableCheckbox" lay-skin="primary" '+ function(){
//如果是全选
if(item3[checkName]){
item1[checkName] = item3[checkName];
return item3[checkName] ? 'checked' : '';
}
return tplData[checkName] ? 'checked' : '';
}() +'>';
break;
case 'radio':
if(tplData[checkName]){
thisCheckedRowIndex = i1;
}
return '<input type="radio" name="layTableRadio_'+ options.index +'" '
+ (tplData[checkName] ? 'checked' : '') +' lay-type="layTableRadio">';
break;
case 'numbers':
return numbers;
break;
};
//解析工具列模板
if(item3.toolbar){
return laytpl($(item3.toolbar).html()||'').render(tplData);
}
return parseTempData(item3, content, tplData);
}()
,'</div></td>'].join('');
tds.push(td);
if(item3.fixed && item3.fixed !== 'right') tds_fixed.push(td);
if(item3.fixed === 'right') tds_fixed_r.push(td);
});
trs.push('<tr data-index="'+ i1 +'">'+ tds.join('') + '</tr>');
trs_fixed.push('<tr data-index="'+ i1 +'">'+ tds_fixed.join('') + '</tr>');
trs_fixed_r.push('<tr data-index="'+ i1 +'">'+ tds_fixed_r.join('') + '</tr>');
});
that.layBody.scrollTop(0);
that.layMain.find('.'+ NONE).remove();
that.layMain.find('tbody').html(trs.join(''));
that.layFixLeft.find('tbody').html(trs_fixed.join(''));
that.layFixRight.find('tbody').html(trs_fixed_r.join(''));
that.renderForm();
typeof thisCheckedRowIndex === 'number' && that.setThisRowChecked(thisCheckedRowIndex);
that.syncCheckAll();
//滚动条补丁
that.haveInit ? that.scrollPatch() : setTimeout(function(){
that.scrollPatch();
}, 50);
that.haveInit = true;
layer.close(that.tipsIndex);
//同步表头父列的相关值
options.HAS_SET_COLS_PATCH || that.setColsPatch();
options.HAS_SET_COLS_PATCH = true;
};
table.cache[that.key] = data; //记录数据
//显示隐藏分页栏
that.layPage[(count == 0 || (data.length === 0 && curr == 1)) ? 'addClass' : 'removeClass'](HIDE);
//如果无数据
if(data.length === 0){
that.renderForm();
return that.errorView(options.text.none);
} else {
that.layFixed.removeClass(HIDE);
}
//如果执行初始排序
if(sort){
return render();
}
//正常初始化数据渲染
render(); //渲染数据
that.renderTotal(data, totalRowData); //数据合计
//同步分页状态
if(options.page){
options.page = $.extend({
elem: 'layui-table-page' + options.index
,count: count
,limit: options.limit
,limits: options.limits || [10,20,30,40,50,60,70,80,90]
,groups: 3
,layout: ['prev', 'page', 'next', 'skip', 'count', 'limit']
,prev: '<i class="layui-icon"></i>'
,next: '<i class="layui-icon"></i>'
,jump: function(obj, first){
if(!first){
//分页本身并非需要做以下更新，下面参数的同步，主要是因为其它处理统一用到了它们
//而并非用的是 options.page 中的参数（以确保分页未开启的情况仍能正常使用）
that.page = obj.curr; //更新页码
options.limit = obj.limit; //更新每页条数
that.pullData(obj.curr);
}
}
}, options.page);
options.page.count = count; //更新总条数
laypage.render(options.page);
}
};
//数据合计行
Class.prototype.renderTotal = function(data, totalRowData){
var that = this
,options = that.config
,totalNums = {};
if(!options.totalRow) return;
layui.each(data, function(i1, item1){
//若数据项为空数组，则不往下执行（因为删除数据时，会将原有数据设置为 []）
if(layui._typeof(item1) === 'array' && item1.length === 0) return;
that.eachCols(function(i3, item3){
var field = item3.field || i3
,content = item1[field];
if(item3.totalRow){
totalNums[field] = (totalNums[field] || 0) + (parseFloat(content) || 0);
}
});
});
that.dataTotal = {};
var tds = [];
that.eachCols(function(i3, item3){
var field = item3.field || i3;
//td 内容
var content = function(){
var text = item3.totalRowText || ''
,fixed = item3.totalRowFixed || 2
,thisTotalNum = parseFloat(totalNums[field]).toFixed(fixed)
,tplData = {}
,getContent;
tplData[field] = thisTotalNum;
//获取自动计算的合并内容
getContent = item3.totalRow ? (parseTempData(item3, thisTotalNum, tplData) || text) : text;
//如果直接传入了合计行数据，则不输出自动计算的结果
return totalRowData ? (totalRowData[item3.field] || getContent) : getContent;
}()
,td = ['<td data-field="'+ field +'" data-key="'+ options.index + '-'+ item3.key +'" '+ function(){
var attr = [];
if(item3.align) attr.push('align="'+ item3.align +'"'); //对齐方式
if(item3.style) attr.push('style="'+ item3.style +'"'); //自定义样式
if(item3.minWidth) attr.push('data-minwidth="'+ item3.minWidth +'"'); //单元格最小宽度
return attr.join(' ');
}() +' class="'+ function(){ //追加样式
var classNames = [];
if(item3.hide) classNames.push(HIDE); //插入隐藏列样式
if(!item3.field) classNames.push('layui-table-col-special'); //插入特殊列样式
return classNames.join(' ');
}() +'">'
,'<div class="layui-table-cell laytable-cell-'+ function(){ //返回对应的CSS类标识
var str = (options.index + '-' + item3.key);