File: /www/wwwroot/www.xxlht.com/layui/modules/element.js
/*!
* element 常用元素操作
* MIT Licensed
*/
layui.define('jquery', function(exports){
"use strict";
var $ = layui.$
,hint = layui.hint()
,device = layui.device()
,MOD_NAME = 'element', THIS = 'layui-this', SHOW = 'layui-show'
,Element = function(){
this.config = {};
};
//全局设置
Element.prototype.set = function(options){
var that = this;
$.extend(true, that.config, options);
return that;
};
//表单事件
Element.prototype.on = function(events, callback){
return layui.onevent.call(this, MOD_NAME, events, callback);
};
//外部Tab新增
Element.prototype.tabAdd = function(filter, options){
var TITLE = '.layui-tab-title'
,tabElem = $('.layui-tab[lay-filter='+ filter +']')
,titElem = tabElem.children(TITLE)
,barElem = titElem.children('.layui-tab-bar')
,contElem = tabElem.children('.layui-tab-content')
,li = '<li'+ function(){
var layAttr = [];
layui.each(options, function(key, value){
if(/^(title|content)$/.test(key)) return;
layAttr.push('lay-'+ key +'="'+ value +'"');
});
if(layAttr.length > 0) layAttr.unshift(''); //向前插，预留空格
return layAttr.join(' ');
}() +'>'+ (options.title || 'unnaming') +'</li>';
barElem[0] ? barElem.before(li) : titElem.append(li);
contElem.append('<div class="layui-tab-item">'+ (options.content || '') +'</div>');
call.hideTabMore(true);
call.tabAuto();
return this;
};
//外部Tab删除
Element.prototype.tabDelete = function(filter, layid){
var TITLE = '.layui-tab-title'
,tabElem = $('.layui-tab[lay-filter='+ filter +']')
,titElem = tabElem.children(TITLE)
,liElem = titElem.find('>li[lay-id="'+ layid +'"]');
call.tabDelete(null, liElem);
return this;
};
//外部Tab切换
Element.prototype.tabChange = function(filter, layid){
var TITLE = '.layui-tab-title'
,tabElem = $('.layui-tab[lay-filter='+ filter +']')
,titElem = tabElem.children(TITLE)
,liElem = titElem.find('>li[lay-id="'+ layid +'"]');
call.tabClick.call(liElem[0], null, null, liElem);
return this;
};
//自定义Tab选项卡
Element.prototype.tab = function(options){
options = options || {};
dom.on('click', options.headerElem, function(e){
var index = $(this).index();
call.tabClick.call(this, e, index, null, options);
});
};
//动态改变进度条
Element.prototype.progress = function(filter, percent){
var ELEM = 'layui-progress'
,elem = $('.'+ ELEM +'[lay-filter='+ filter +']')
,elemBar = elem.find('.'+ ELEM +'-bar')
,text = elemBar.find('.'+ ELEM +'-text');
elemBar.css('width', percent).attr('lay-percent', percent);
text.text(percent);
return this;
};
var NAV_ELEM = '.layui-nav', NAV_ITEM = 'layui-nav-item', NAV_BAR = 'layui-nav-bar'
,NAV_TREE = 'layui-nav-tree', NAV_CHILD = 'layui-nav-child', NAV_CHILD_C = 'layui-nav-child-c'
,NAV_MORE = 'layui-nav-more', NAV_DOWN = 'layui-icon-down', NAV_ANIM = 'layui-anim layui-anim-upbit'
//基础事件体
,call = {
//Tab 点击
tabClick: function(e, index, liElem, options){
options = options || {};
var othis = liElem || $(this)
,index = index || othis.parent().children('li').index(othis)
,parents = options.headerElem ? othis.parent() : othis.parents('.layui-tab').eq(0)
,item = options.bodyElem ? $(options.bodyElem) : parents.children('.layui-tab-content').children('.layui-tab-item')
,elemA = othis.find('a')
,isJump = elemA.attr('href') !== 'javascript:;' && elemA.attr('target') === '_blank' //是否存在跳转
,unselect = typeof othis.attr('lay-unselect') === 'string' //是否禁用选中
,filter = parents.attr('lay-filter');
//执行切换
if(!(isJump || unselect)){
othis.addClass(THIS).siblings().removeClass(THIS);
item.eq(index).addClass(SHOW).siblings().removeClass(SHOW);
}
layui.event.call(this, MOD_NAME, 'tab('+ filter +')', {
elem: parents
,index: index
});
}
//Tab删除
,tabDelete: function(e, othis){
var li = othis || $(this).parent(), index = li.index()
,parents = li.parents('.layui-tab').eq(0)
,item = parents.children('.layui-tab-content').children('.layui-tab-item')
,filter = parents.attr('lay-filter');
if(li.hasClass(THIS)){
if(li.next()[0]){
call.tabClick.call(li.next()[0], null, index + 1);
} else if(li.prev()[0]){
call.tabClick.call(li.prev()[0], null, index - 1);
}
}
li.remove();
item.eq(index).remove();
setTimeout(function(){
call.tabAuto();
}, 50);
layui.event.call(this, MOD_NAME, 'tabDelete('+ filter +')', {
elem: parents
,index: index
});
}
//Tab自适应
,tabAuto: function(){
var SCROLL = 'layui-tab-scroll', MORE = 'layui-tab-more', BAR = 'layui-tab-bar'
,CLOSE = 'layui-tab-close', that = this;
$('.layui-tab').each(function(){
var othis = $(this)
,title = othis.children('.layui-tab-title')
,item = othis.children('.layui-tab-content').children('.layui-tab-item')
,STOPE = 'lay-stope="tabmore"'
,span = $('<span class="layui-unselect layui-tab-bar" '+ STOPE +'><i '+ STOPE +' class="layui-icon"></i></span>');
if(that === window && device.ie != 8){
call.hideTabMore(true)
}
//允许关闭
if(othis.attr('lay-allowClose')){
title.find('li').each(function(){
var li = $(this);
if(!li.find('.'+CLOSE)[0]){
var close = $('<i class="layui-icon layui-icon-close layui-unselect '+ CLOSE +'"></i>');
close.on('click', call.tabDelete);
li.append(close);
}
});
}
if(typeof othis.attr('lay-unauto') === 'string') return;
//响应式
if(title.prop('scrollWidth') > title.outerWidth()+1){
if(title.find('.'+BAR)[0]) return;
title.append(span);
othis.attr('overflow', '');
span.on('click', function(e){
title[this.title ? 'removeClass' : 'addClass'](MORE);
this.title = this.title ? '' : '收缩';
});
} else {
title.find('.'+BAR).remove();
othis.removeAttr('overflow');
}
});
}
//隐藏更多Tab
,hideTabMore: function(e){
var tsbTitle = $('.layui-tab-title');
if(e === true || $(e.target).attr('lay-stope') !== 'tabmore'){
tsbTitle.removeClass('layui-tab-more');
tsbTitle.find('.layui-tab-bar').attr('title','');
}
}
//点击一级菜单
/*
,clickThis: function(){
var othis = $(this), parents = othis.parents(NAV_ELEM)
,filter = parents.attr('lay-filter')
,elemA = othis.find('a')
,unselect = typeof othis.attr('lay-unselect') === 'string';
if(othis.find('.'+NAV_CHILD)[0]) return;
if(!(elemA.attr('href') !== 'javascript:;' && elemA.attr('target') === '_blank') && !unselect){
parents.find('.'+THIS).removeClass(THIS);
othis.addClass(THIS);
}
layui.event.call(this, MOD_NAME, 'nav('+ filter +')', othis);
}
)
*/
//点击菜单 - a标签触发
,clickThis: function(){
var othis = $(this)
,parents = othis.parents(NAV_ELEM)
,filter = parents.attr('lay-filter')
,parent = othis.parent()
,child = othis.siblings('.'+NAV_CHILD)
,unselect = typeof parent.attr('lay-unselect') === 'string'; //是否禁用选中
if(!(othis.attr('href') !== 'javascript:;' && othis.attr('target') === '_blank') && !unselect){
if(!child[0]){
parents.find('.'+THIS).removeClass(THIS);
parent.addClass(THIS);
}
}
//如果是垂直菜单
if(parents.hasClass(NAV_TREE)){
child.removeClass(NAV_ANIM);
//如果有子菜单，则展开
if(child[0]){
parent[child.css('display') === 'none' ? 'addClass': 'removeClass'](NAV_ITEM+'ed');
if(parents.attr('lay-shrink') === 'all'){
parent.siblings().removeClass(NAV_ITEM + 'ed');
}
}
}
layui.event.call(this, MOD_NAME, 'nav('+ filter +')', othis);
}
//点击子菜单选中
/*
,clickChild: function(){
var othis = $(this), parents = othis.parents(NAV_ELEM)
,filter = parents.attr('lay-filter');
parents.find('.'+THIS).removeClass(THIS);
othis.addClass(THIS);
layui.event.call(this, MOD_NAME, 'nav('+ filter +')', othis);
}
*/
//折叠面板
,collapse: function(){
var othis = $(this), icon = othis.find('.layui-colla-icon')
,elemCont = othis.siblings('.layui-colla-content')
,parents = othis.parents('.layui-collapse').eq(0)
,filter = parents.attr('lay-filter')
,isNone = elemCont.css('display') === 'none';
//是否手风琴
if(typeof parents.attr('lay-accordion') === 'string'){
var show = parents.children('.layui-colla-item').children('.'+SHOW);
show.siblings('.layui-colla-title').children('.layui-colla-icon').html('');
show.removeClass(SHOW);
}
elemCont[isNone ? 'addClass' : 'removeClass'](SHOW);
icon.html(isNone ? '' : '');
layui.event.call(this, MOD_NAME, 'collapse('+ filter +')', {
title: othis
,content: elemCont
,show: isNone
});
}
};
//初始化元素操作
Element.prototype.init = function(type, filter){
var that = this, elemFilter = function(){
return filter ? ('[lay-filter="' + filter +'"]') : '';
}(), items = {
//Tab选项卡
tab: function(){
call.tabAuto.call({});
}
//导航菜单
,nav: function(){
var TIME = 200, timer = {}, timerMore = {}, timeEnd = {}, NAV_TITLE = 'layui-nav-title'
//滑块跟随
,follow = function(bar, nav, index){
var othis = $(this), child = othis.find('.'+NAV_CHILD);
if(nav.hasClass(NAV_TREE)){
//无子菜单时跟随
if(!child[0]){
var thisA = othis.children('.'+ NAV_TITLE);
bar.css({
top: othis.offset().top - nav.offset().top
,height: (thisA[0] ? thisA : othis).outerHeight()
,opacity: 1
});
}
} else {
child.addClass(NAV_ANIM);
//若居中对齐
if(child.hasClass(NAV_CHILD_C)) child.css({
left: -(child.outerWidth() - othis.width())/2
});
//滑块定位
if(child[0]){ //若有子菜单，则滑块消失
bar.css({
left: bar.position().left + bar.width()/2
,width: 0
,opacity: 0
});
} else { //bar 跟随
bar.css({
left: othis.position().left + parseFloat(othis.css('marginLeft'))
,top: othis.position().top + othis.height() - bar.height()
});
}
//渐显滑块并适配宽度
timer[index] = setTimeout(function(){
bar.css({
width: child[0] ? 0 : othis.width()
,opacity: child[0] ? 0 : 1
});
}, device.ie && device.ie < 10 ? 0 : TIME);
//显示子菜单
clearTimeout(timeEnd[index]);
if(child.css('display') === 'block'){
clearTimeout(timerMore[index]);
}
timerMore[index] = setTimeout(function(){
child.addClass(SHOW);
othis.find('.'+NAV_MORE).addClass(NAV_MORE+'d');
}, 300);
}
};
//遍历导航
$(NAV_ELEM + elemFilter).each(function(index){
var othis = $(this)
,bar = $('<span class="'+ NAV_BAR +'"></span>')
,itemElem = othis.find('.'+NAV_ITEM);
//hover 滑动效果
if(!othis.find('.'+NAV_BAR)[0]){
othis.append(bar);
(othis.hasClass(NAV_TREE)
? itemElem.find('dd,>.'+ NAV_TITLE)
: itemElem).on('mouseenter', function(){
follow.call(this, bar, othis, index);
}).on('mouseleave', function(){ //鼠标移出
//是否为垂直导航
if(othis.hasClass(NAV_TREE)){
bar.css({
height: 0
,opacity: 0
});
} else {
//隐藏子菜单
clearTimeout(timerMore[index]);
timerMore[index] = setTimeout(function(){
othis.find('.'+NAV_CHILD).removeClass(SHOW);
othis.find('.'+NAV_MORE).removeClass(NAV_MORE+'d');
}, 300);
}
});
othis.on('mouseleave', function(){
clearTimeout(timer[index])
timeEnd[index] = setTimeout(function(){
if(!othis.hasClass(NAV_TREE)){
bar.css({
width: 0
,left: bar.position().left + bar.width()/2
,opacity: 0
});
}
}, TIME);
});
}
//展开子菜单
itemElem.find('a').each(function(){
var thisA = $(this)
,parent = thisA.parent()
,child = thisA.siblings('.'+NAV_CHILD);
//输出小箭头
if(child[0] && !thisA.children('.'+NAV_MORE)[0]){
thisA.append('<i class="layui-icon '+ NAV_DOWN +' '+ NAV_MORE +'"></i>');
}
thisA.off('click', call.clickThis).on('click', call.clickThis); //点击菜单
});
});
}
//面包屑
,breadcrumb: function(){
var ELEM = '.layui-breadcrumb';
$(ELEM + elemFilter).each(function(){
var othis = $(this)
,ATTE_SPR = 'lay-separator'
,separator = othis.attr(ATTE_SPR) || '/'
,aNode = othis.find('a');
if(aNode.next('span['+ ATTE_SPR +']')[0]) return;
aNode.each(function(index){
if(index === aNode.length - 1) return;
$(this).after('<span '+ ATTE_SPR +'>'+ separator +'</span>');
});
othis.css('visibility', 'visible');
});
}
//进度条
,progress: function(){
var ELEM = 'layui-progress';
$('.' + ELEM + elemFilter).each(function(){
var othis = $(this)
,elemBar = othis.find('.layui-progress-bar')
,percent = elemBar.attr('lay-percent');
elemBar.css('width', function(){
return /^.+\/.+$/.test(percent)
? (new Function('return '+ percent)() * 100) + '%'
: percent;
}());
if(othis.attr('lay-showPercent')){
setTimeout(function(){
elemBar.html('<span class="'+ ELEM +'-text">'+ percent +'</span>');
},350);
}
});
}
//折叠面板
,collapse: function(){
var ELEM = 'layui-collapse';
$('.' + ELEM + elemFilter).each(function(){
var elemItem = $(this).find('.layui-colla-item')
elemItem.each(function(){
var othis = $(this)
,elemTitle = othis.find('.layui-colla-title')
,elemCont = othis.find('.layui-colla-content')
,isNone = elemCont.css('display') === 'none';
//初始状态
elemTitle.find('.layui-colla-icon').remove();
elemTitle.append('<i class="layui-icon layui-colla-icon">'+ (isNone ? '' : '') +'</i>');
//点击标题
elemTitle.off('click', call.collapse).on('click', call.collapse);
});
});
}
};
return items[type] ? items[type]() : layui.each(items, function(index, item){
item();
});
};
Element.prototype.render = Element.prototype.init;
var element = new Element(), dom = $(document);
$(function(){
element.render();
});
var TITLE = '.layui-tab-title li';
dom.on('click', TITLE, call.tabClick); //Tab切换
dom.on('click', call.hideTabMore); //隐藏展开的Tab
$(window).on('resize', call.tabAuto); //自适应
exports(MOD_NAME, element);
});