/**

 @Name：layer v3.1.5 Web弹层组件
 @Author：贤心
 @Site：http://layer.layui.com
 @License：MIT

 */

;!function(window, undefined){
  "use strict";

  var isLayui = window.layui && layui.define, $, win, ready = {
    getPath: function(){
      var jsPath = document.currentScript ? document.currentScript.src : function(){
        var js = document.scripts
            ,last = js.length - 1
            ,src;
        for(var i = last; i > 0; i--){
          if(js[i].readyState === 'interactive'){
            src = js[i].src;
            break;
          }
        }
        return src || js[last].src;
      }();
      return jsPath.substring(0, jsPath.lastIndexOf('/') + 1);
    }(),

    config: {}, end: {}, minIndex: 0, minLeft: [],
    btn: ['&#x786E;&#x5B9A;', '&#x53D6;&#x6D88;'],

    //五种原始层模式
    type: ['dialog', 'page', 'iframe', 'loading', 'tips'],

    //获取节点的style属性值
    getStyle: function(node, name){
      var style = node.currentStyle ? node.currentStyle : window.getComputedStyle(node, null);
      return style[style.getPropertyValue ? 'getPropertyValue' : 'getAttribute'](name);
    },

    //载入CSS配件
    link: function(href, fn, cssname){

      //未设置路径，则不主动加载css
      if(!layer.path) return;

      var head = document.getElementsByTagName("head")[0], link = document.createElement('link');
      if(typeof fn === 'string') cssname = fn;
      var app = (cssname || href).replace(/\.|\//g, '');
      var id = 'layuicss-'+ app, timeout = 0;

      link.rel = 'stylesheet';
      link.href = layer.path + href;
      link.id = id;

      if(!document.getElementById(id)){
        head.appendChild(link);
      }

      if(typeof fn !== 'function') return;

      //轮询css是否加载完毕
      (function poll() {
        if(++timeout > 8 * 1000 / 100){
          return window.console && console.error('layer.css: Invalid');
        };
        parseInt(ready.getStyle(document.getElementById(id), 'width')) === 1989 ? fn() : setTimeout(poll, 100);
      }());
    }
  };

//默认内置方法。
  var layer = {
    v: '3.1.5',
    ie: function(){ //ie版本
      var agent = navigator.userAgent.toLowerCase();
      return (!!window.ActiveXObject || "ActiveXObject" in window) ? (
          (agent.match(/msie\s(\d+)/) || [])[1] || '11' //由于ie11并没有msie的标识
      ) : false;
    }(),
    index: (window.layer && window.layer.v) ? 100000 : 0,
    path: ready.getPath,
    config: function(options, fn){
      options = options || {};
      cache = layer.cache = ready.config = $.extend({}, ready.config, options);
      layer.path = ready.config.path || layer.path;
      typeof options.extend === 'string' && (options.extend = [options.extend]);

      if(ready.config.path) layer.ready();

      if(!options.extend) return this;

      isLayui
          ? layui.addcss('modules/layer/' + options.extend)
          : ready.link('theme/' + options.extend);

      return this;
    },

    //主体CSS等待事件
    ready: function(callback){
      var cssname = 'layer', ver = ''
          ,path = (isLayui ? 'modules/layer/' : 'theme/') + 'default/layer.css?v='+ layer.v + ver;
      isLayui ? layui.addcss(path, callback, cssname) : ready.link(path, callback, cssname);
      return this;
    },

    //各种快捷引用
    alert: function(content, options, yes){
      var type = typeof options === 'function';
      if(type) yes = options;
      return layer.open($.extend({
        content: content,
        yes: yes
      }, type ? {} : options));
    },

    confirm: function(content, options, yes, cancel){
      var type = typeof options === 'function';
      if(type){
        cancel = yes;
        yes = options;
      }
      return layer.open($.extend({
        content: content,
        btn: ready.btn,
        yes: yes,
        btn2: cancel
      }, type ? {} : options));
    },

    msg: function(content, options, end){ //最常用提示层
      var type = typeof options === 'function', rskin = ready.config.skin;
      var skin = (rskin ? rskin + ' ' + rskin + '-msg' : '')||'layui-layer-msg';
      var anim = doms.anim.length - 1;
      if(type) end = options;
      return layer.open($.extend({
        content: content,
        time: 3000,
        shade: false,
        skin: skin,
        title: false,
        closeBtn: false,
        btn: false,
        resize: false,
        end: end
      }, (type && !ready.config.skin) ? {
        skin: skin + ' layui-layer-hui',
        anim: anim
      } : function(){
        options = options || {};
        if(options.icon === -1 || options.icon === undefined){
          options.skin = skin + ' ' + (options.skin||'layui-layer-hui');
        }
        return options;
      }()));
    },

    load: function(icon, options){
      return layer.open($.extend({
        type: 3,
        icon: icon || 0,
        resize: false,
        shade: 0.01
      }, options));
    },

    tips: function(content, follow, options){
      return layer.open($.extend({
        type: 4,
        content: [content, follow],
        closeBtn: false,
        time: 3000,
        shade: false,
        resize: false,
        fixed: false,
        maxWidth: 210
      }, options));
    }
  };

  var Class = function(setings){
    var that = this;
    that.index = ++layer.index;
    that.config = $.extend({}, that.config, ready.config, setings);
    document.body ? that.creat() : setTimeout(function(){
      that.creat();
    }, 30);
  };

  Class.pt = Class.prototype;

//缓存常用字符
  var doms = ['layui-layer', '.layui-layer-title', '.layui-layer-main', '.layui-layer-dialog', 'layui-layer-iframe', 'layui-layer-content', 'layui-layer-btn', 'layui-layer-close'];
  doms.anim = ['layer-anim-00', 'layer-anim-01', 'layer-anim-02', 'layer-anim-03', 'layer-anim-04', 'layer-anim-05', 'layer-anim-06'];

//默认配置
  Class.pt.config = {
    type: 0,
    shade: 0.3,
    fixed: true,
    move: doms[1],
    title: '&#x4FE1;&#x606F;',
    offset: 'auto',
    area: 'auto',
    closeBtn: 1,
    time: 0, //0表示不自动关闭
    zIndex: 19891014,
    maxWidth: 360,
    anim: 0,
    isOutAnim: true,
    focusBtn: 0,
    icon: -1,
    moveType: 1,
    resize: true,
    scrollbar: true, //是否允许浏览器滚动条
    tips: 2
  };

//容器
  Class.pt.vessel = function(conType, callback){
    var that = this, times = that.index, config = that.config;
    var zIndex = config.zIndex + times, titype = typeof config.title === 'object';
    var ismax = config.maxmin && (config.type === 1 || config.type === 2);
    var titleHTML = (config.title ? '<div class="layui-layer-title" style="'+ (titype ? config.title[1] : '') +'">'
        + (titype ? config.title[0] : config.title)
        + '</div>' : '');

    config.zIndex = zIndex;
    callback([
      //遮罩
      config.shade ? ('<div class="layui-layer-shade" id="layui-layer-shade'+ times +'" times="'+ times +'" style="'+ ('z-index:'+ (zIndex-1) +'; ') +'"></div>') : '',

      //主体
      '<div class="'+ doms[0] + (' layui-layer-'+ready.type[config.type]) + (((config.type == 0 || config.type == 2) && !config.shade) ? ' layui-layer-border' : '') + ' ' + (config.skin||'') +'" id="'+ doms[0] + times +'" type="'+ ready.type[config.type] +'" times="'+ times +'" showtime="'+ config.time +'" conType="'+ (conType ? 'object' : 'string') +'" style="z-index: '+ zIndex +'; width:'+ config.area[0] + ';height:' + config.area[1] + (config.fixed ? '' : ';position:absolute;') +'">'
      + (conType && config.type != 2 ? '' : titleHTML)
      + '<div id="'+ (config.id||'') +'" class="layui-layer-content'+ ((config.type == 0 && config.icon !== -1) ? ' layui-layer-padding' :'') + (config.type == 3 ? ' layui-layer-loading'+config.icon : '') +'">'
      + (config.type == 0 && config.icon !== -1 ? '<i class="layui-layer-ico layui-layer-ico'+ config.icon +'"></i>' : '')
      + (config.type == 1 && conType ? '' : (config.content||''))
      + '</div>'
      + '<span class="layui-layer-setwin">'+ function(){
        var closebtn = ismax ? '<a class="layui-layer-min" href="javascript:;"><cite></cite></a><a class="layui-layer-ico layui-layer-max" href="javascript:;"></a>' : '';
        config.closeBtn && (closebtn += '<a class="layui-layer-ico '+ doms[7] +' '+ doms[7] + (config.title ? config.closeBtn : (config.type == 4 ? '1' : '2')) +'" href="javascript:;"></a>');
        return closebtn;
      }() + '</span>'
      + (config.btn ? function(){
        var button = '';
        typeof config.btn === 'string' && (config.btn = [config.btn]);
        for(var i = 0, len = config.btn.length; i < len; i++){
          button += '<a class="'+ doms[6] +''+ i +'" href="javascript:;">'+ config.btn[i] +'</a>'
        }
        return '<div class="'+ doms[6] +' layui-layer-btn-'+ (config.btnAlign||'') +'">'+ button +'</div>'
      }() : '')
      + (config.resize ? '<span class="layui-layer-resize"></span>' : '')
      + '</div>'
    ], titleHTML, $('<div class="layui-layer-move"></div>'));
    return that;
  };

//创建骨架
  Class.pt.creat = function(){
    var that = this
        ,config = that.config
        ,times = that.index, nodeIndex
        ,content = config.content
        ,conType = typeof content === 'object'
        ,body = $('body');

    if(config.id && $('#'+config.id)[0])  return;

    if(typeof config.area === 'string'){
      config.area = config.area === 'auto' ? ['', ''] : [config.area, ''];
    }

    //anim兼容旧版shift
    if(config.shift){
      config.anim = config.shift;
    }

    if(layer.ie == 6){
      config.fixed = false;
    }

    switch(config.type){
      case 0:
        config.btn = ('btn' in config) ? config.btn : ready.btn[0];
        layer.closeAll('dialog');
        break;
      case 2:
        var content = config.content = conType ? config.content : [config.content||'http://layer.layui.com', 'auto'];
        config.content = '<iframe scrolling="'+ (config.content[1]||'auto') +'" allowtransparency="true" id="'+ doms[4] +''+ times +'" name="'+ doms[4] +''+ times +'" onload="this.className=\'\';" class="layui-layer-load" frameborder="0" src="' + config.content[0] + '"></iframe>';
        break;
      case 3:
        delete config.title;
        delete config.closeBtn;
        config.icon === -1 && (config.icon === 0);
        layer.closeAll('loading');
        break;
      case 4:
        conType || (config.content = [config.content, 'body']);
        config.follow = config.content[1];
        config.content = config.content[0] + '<i class="layui-layer-TipsG"></i>';
        delete config.title;
        config.tips = typeof config.tips === 'object' ? config.tips : [config.tips, true];
        config.tipsMore || layer.closeAll('tips');
        break;
    }

    //建立容器
    that.vessel(conType, function(html, titleHTML, moveElem){
      body.append(html[0]);
      conType ? function(){
        (config.type == 2 || config.type == 4) ? function(){
          $('body').append(html[1]);
        }() : function(){
          if(!content.parents('.'+doms[0])[0]){
            content.data('display', content.css('display')).show().addClass('layui-layer-wrap').wrap(html[1]);
            $('#'+ doms[0] + times).find('.'+doms[5]).before(titleHTML);
          }
        }();
      }() : body.append(html[1]);
      $('.layui-layer-move')[0] || body.append(ready.moveElem = moveElem);
      that.layero = $('#'+ doms[0] + times);
      config.scrollbar || doms.html.css('overflow', 'hidden').attr('layer-full', times);
    }).auto(times);

    //遮罩
    $('#layui-layer-shade'+ that.index).css({
      'background-color': config.shade[1] || '#000'
      ,'opacity': config.shade[0]||config.shade
    });

    config.type == 2 && layer.ie == 6 && that.layero.find('iframe').attr('src', content[0]);

    //坐标自适应浏览器窗口尺寸
    config.type == 4 ? that.tips() : that.offset();
    if(config.fixed){
      win.on('resize', function(){
        that.offset();
        (/^\d+%$/.test(config.area[0]) || /^\d+%$/.test(config.area[1])) && that.auto(times);
        config.type == 4 && that.tips();
      });
    }

    config.time <= 0 || setTimeout(function(){
      layer.close(that.index)
    }, config.time);
    that.move().callback();

    //为兼容jQuery3.0的css动画影响元素尺寸计算
    if(doms.anim[config.anim]){
      var animClass = 'layer-anim '+ doms.anim[config.anim];
      that.layero.addClass(animClass).one('webkitAnimationEnd mozAnimationEnd MSAnimationEnd oanimationend animationend', function(){
        $(this).removeClass(animClass);
      });
    };

    //记录关闭动画
    if(config.isOutAnim){
      that.layero.data('isOutAnim', true);
    }
  };

//自适应
  Class.pt.auto = function(index){
    var that = this, config = that.config, layero = $('#'+ doms[0] + index);

    if(config.area[0] === '' && config.maxWidth > 0){
      //为了修复IE7下一个让人难以理解的bug
      if(layer.ie && layer.ie < 8 && config.btn){
        layero.width(layero.innerWidth());
      }
      layero.outerWidth() > config.maxWidth && layero.width(config.maxWidth);
    }

    var area = [layero.innerWidth(), layero.innerHeight()]
        ,titHeight = layero.find(doms[1]).outerHeight() || 0
        ,btnHeight = layero.find('.'+doms[6]).outerHeight() || 0
        ,setHeight = function(elem){
      elem = layero.find(elem);
      elem.height(area[1] - titHeight - btnHeight - 2*(parseFloat(elem.css('padding-top'))|0));
    };

    switch(config.type){
      case 2:
        setHeight('iframe');
        break;
      default:
        if(config.area[1] === ''){
          if(config.maxHeight > 0 && layero.outerHeight() > config.maxHeight){
            area[1] = config.maxHeight;
            setHeight('.'+doms[5]);
          } else if(config.fixed && area[1] >= win.height()){
            area[1] = win.height();
            setHeight('.'+doms[5]);
          }
        } else {
          setHeight('.'+doms[5]);
        }
        break;
    };

    return that;
  };

//计算坐标
  Class.pt.offset = function(){
    var that = this, config = that.config, layero = that.layero;
    var area = [layero.outerWidth(), layero.outerHeight()];
    var type = typeof config.offset === 'object';
    that.offsetTop = (win.height() - area[1])/2;
    that.offsetLeft = (win.width() - area[0])/2;

    if(type){
      that.offsetTop = config.offset[0];
      that.offsetLeft = config.offset[1]||that.offsetLeft;
    } else if(config.offset !== 'auto'){

      if(config.offset === 't'){ //上
        that.offsetTop = 0;
      } else if(config.offset === 'r'){ //右
        that.offsetLeft = win.width() - area[0];
      } else if(config.offset === 'b'){ //下
        that.offsetTop = win.height() - area[1];
      } else if(config.offset === 'l'){ //左
        that.offsetLeft = 0;
      } else if(config.offset === 'lt'){ //左上角
        that.offsetTop = 0;
        that.offsetLeft = 0;
      } else if(config.offset === 'lb'){ //左下角
        that.offsetTop = win.height() - area[1];
        that.offsetLeft = 0;
      } else if(config.offset === 'rt'){ //右上角
        that.offsetTop = 0;
        that.offsetLeft = win.width() - area[0];
      } else if(config.offset === 'rb'){ //右下角
        that.offsetTop = win.height() - area[1];
        that.offsetLeft = win.width() - area[0];
      } else {
        that.offsetTop = config.offset;
      }

    }

    if(!config.fixed){
      that.offsetTop = /%$/.test(that.offsetTop) ?
          win.height()*parseFloat(that.offsetTop)/100
          : parseFloat(that.offsetTop);
      that.offsetLeft = /%$/.test(that.offsetLeft) ?
          win.width()*parseFloat(that.offsetLeft)/100
          : parseFloat(that.offsetLeft);
      that.offsetTop += win.scrollTop();
      that.offsetLeft += win.scrollLeft();
    }

    if(layero.attr('minLeft')){
      that.offsetTop = win.height() - (layero.find(doms[1]).outerHeight() || 0);
      that.offsetLeft = layero.css('left');
    }

    layero.css({top: that.offsetTop, left: that.offsetLeft});
  };

//Tips
  Class.pt.tips = function(){
    var that = this, config = that.config, layero = that.layero;
    var layArea = [layero.outerWidth(), layero.outerHeight()], follow = $(config.follow);
    if(!follow[0]) follow = $('body');
    var goal = {
      width: follow.outerWidth(),
      height: follow.outerHeight(),
      top: follow.offset().top,
      left: follow.offset().left
    }, tipsG = layero.find('.layui-layer-TipsG');

    var guide = config.tips[0];
    config.tips[1] || tipsG.remove();

    goal.autoLeft = function(){
      if(goal.left + layArea[0] - win.width() > 0){
        goal.tipLeft = goal.left + goal.width - layArea[0];
        tipsG.css({right: 12, left: 'auto'});
      } else {
        goal.tipLeft = goal.left;
      };
    };

    //辨别tips的方位
    goal.where = [function(){ //上
      goal.autoLeft();
      goal.tipTop = goal.top - layArea[1] - 10;
      tipsG.removeClass('layui-layer-TipsB').addClass('layui-layer-TipsT').css('border-right-color', config.tips[1]);
    }, function(){ //右
      goal.tipLeft = goal.left + goal.width + 10;
      goal.tipTop = goal.top;
      tipsG.removeClass('layui-layer-TipsL').addClass('layui-layer-TipsR').css('border-bottom-color', config.tips[1]);
    }, function(){ //下
      goal.autoLeft();
      goal.tipTop = goal.top + goal.height + 10;
      tipsG.removeClass('layui-layer-TipsT').addClass('layui-layer-TipsB').css('border-right-color', config.tips[1]);
    }, function(){ //左
      goal.tipLeft = goal.left - layArea[0] - 10;
      goal.tipTop = goal.top;
      tipsG.removeClass('layui-layer-TipsR').addClass('layui-layer-TipsL').css('border-bottom-color', config.tips[1]);
    }];
    goal.where[guide-1]();

    /* 8*2为小三角形占据的空间 */
    if(guide === 1){
      goal.top - (win.scrollTop() + layArea[1] + 8*2) < 0 && goal.where[2]();
    } else if(guide === 2){
      win.width() - (goal.left + goal.width + layArea[0] + 8*2) > 0 || goal.where[3]()
    } else if(guide === 3){
      (goal.top - win.scrollTop() + goal.height + layArea[1] + 8*2) - win.height() > 0 && goal.where[0]();
    } else if(guide === 4){
      layArea[0] + 8*2 - goal.left > 0 && goal.where[1]()
    }

    layero.find('.'+doms[5]).css({
      'background-color': config.tips[1],
      'padding-right': (config.closeBtn ? '30px' : '')
    });
    layero.css({
      left: goal.tipLeft - (config.fixed ? win.scrollLeft() : 0),
      top: goal.tipTop  - (config.fixed ? win.scrollTop() : 0)
    });
  }

//拖拽层
  Class.pt.move = function(){
    var that = this
        ,config = that.config
        ,_DOC = $(document)
        ,layero = that.layero
        ,moveElem = layero.find(config.move)
        ,resizeElem = layero.find('.layui-layer-resize')
        ,dict = {};

    if(config.move){
      moveElem.css('cursor', 'move');
    }

    moveElem.on('mousedown', function(e){
      e.preventDefault();
      if(config.move){
        dict.moveStart = true;
        dict.offset = [
          e.clientX - parseFloat(layero.css('left'))
          ,e.clientY - parseFloat(layero.css('top'))
        ];
        ready.moveElem.css('cursor', 'move').show();
      }
    });

    resizeElem.on('mousedown', function(e){
      e.preventDefault();
      dict.resizeStart = true;
      dict.offset = [e.clientX, e.clientY];
      dict.area = [
        layero.outerWidth()
        ,layero.outerHeight()
      ];
      ready.moveElem.css('cursor', 'se-resize').show();
    });

    _DOC.on('mousemove', function(e){

      //拖拽移动
      if(dict.moveStart){
        var X = e.clientX - dict.offset[0]
            ,Y = e.clientY - dict.offset[1]
            ,fixed = layero.css('position') === 'fixed';

        e.preventDefault();

        dict.stX = fixed ? 0 : win.scrollLeft();
        dict.stY = fixed ? 0 : win.scrollTop();

        //控制元素不被拖出窗口外
        if(!config.moveOut){
          var setRig = win.width() - layero.outerWidth() + dict.stX
              ,setBot = win.height() - layero.outerHeight() + dict.stY;
          X < dict.stX && (X = dict.stX);
          X > setRig && (X = setRig);
          Y < dict.stY && (Y = dict.stY);
          Y > setBot && (Y = setBot);
        }

        layero.css({
          left: X
          ,top: Y
        });
      }

      //Resize
      if(config.resize && dict.resizeStart){
        var X = e.clientX - dict.offset[0]
            ,Y = e.clientY - dict.offset[1];

        e.preventDefault();

        layer.style(that.index, {
          width: dict.area[0] + X
          ,height: dict.area[1] + Y
        })
        dict.isResize = true;
        config.resizing && config.resizing(layero);
      }
    }).on('mouseup', function(e){
      if(dict.moveStart){
        delete dict.moveStart;
        ready.moveElem.hide();
        config.moveEnd && config.moveEnd(layero);
      }
      if(dict.resizeStart){
        delete dict.resizeStart;
        ready.moveElem.hide();
      }
    });

    return that;
  };

  Class.pt.callback = function(){
    var that = this, layero = that.layero, config = that.config;
    that.openLayer();
    if(config.success){
      if(config.type == 2){
        layero.find('iframe').on('load', function(){
          config.success(layero, that.index);
        });
      } else {
        config.success(layero, that.index);
      }
    }
    layer.ie == 6 && that.IE6(layero);

    //按钮
    layero.find('.'+ doms[6]).children('a').on('click', function(){
      var index = $(this).index();
      if(index === 0){
        if(config.yes){
          config.yes(that.index, layero)
        } else if(config['btn1']){
          config['btn1'](that.index, layero)
        } else {
          layer.close(that.index);
        }
      } else {
        var close = config['btn'+(index+1)] && config['btn'+(index+1)](that.index, layero);
        close === false || layer.close(that.index);
      }
    });

    //按钮焦点
    if (typeof config.focusBtn === 'number') {
      var focusBtn = layero.find('.' + doms[6]).children('a').eq(config.focusBtn);
      if (focusBtn.size() > 0) {
        layero.find('.' + doms[6]).css("position", "relative");
        var position = focusBtn.position();
        var style = {
          width: focusBtn.outerWidth(), height: focusBtn.outerHeight(), left: position.left, top: position.top,
          marginTop: focusBtn.css("marginTop"),
          marginLeft: focusBtn.css("marginLeft"),
        };
        var confirmBtn = $("<button class='layui-layer-confirm'></button>").css(style);
        if(config.resize){
          var _resizing = config.resizing;
          config.resizing = function(layero){
            _resizing && _resizing(layero);
            var current = focusBtn.position();
            confirmBtn.size()>0 && confirmBtn.css({left: current.left, top: current.top});
          };
        }
        layero.find('.' + doms[6]).append(confirmBtn);
        confirmBtn.focus().click(function () {
          focusBtn.trigger("click");
          return false;
        }).on("focus blur", function (e) {
          focusBtn.toggleClass("focus", e.type === "focus");
          e.type === 'blur' && confirmBtn.remove();
        });
      }
    }

    //取消
    function cancel(){
      var close = config.cancel && config.cancel(that.index, layero);
      close === false || layer.close(that.index);
    }

    //右上角关闭回调
    layero.find('.'+ doms[7]).on('click', cancel);

    //点遮罩关闭
    if(config.shadeClose){
      $('#layui-layer-shade'+ that.index).on('click', function(){
        layer.close(that.index);
      });
    }

    //最小化
    layero.find('.layui-layer-min').on('click', function(){
      var min = config.min && config.min(layero);
      min === false || layer.min(that.index, config);
    });

    //全屏/还原
    layero.find('.layui-layer-max').on('click', function(){
      if($(this).hasClass('layui-layer-maxmin')){
        layer.restore(that.index);
        config.restore && config.restore(layero);
      } else {
        layer.full(that.index, config);
        setTimeout(function(){
          config.full && config.full(layero);
        }, 100);
      }
    });

    config.end && (ready.end[that.index] = config.end);
  };

//for ie6 恢复select
  ready.reselect = function(){
    $.each($('select'), function(index , value){
      var sthis = $(this);
      if(!sthis.parents('.'+doms[0])[0]){
        (sthis.attr('layer') == 1 && $('.'+doms[0]).length < 1) && sthis.removeAttr('layer').show();
      }
      sthis = null;
    });
  };

  Class.pt.IE6 = function(layero){
    //隐藏select
    $('select').each(function(index , value){
      var sthis = $(this);
      if(!sthis.parents('.'+doms[0])[0]){
        sthis.css('display') === 'none' || sthis.attr({'layer' : '1'}).hide();
      }
      sthis = null;
    });
  };

//需依赖原型的对外方法
  Class.pt.openLayer = function(){
    var that = this;

    //置顶当前窗口
    layer.zIndex = that.config.zIndex;
    layer.setTop = function(layero){
      var setZindex = function(){
        layer.zIndex++;
        layero.css('z-index', layer.zIndex + 1);
      };
      layer.zIndex = parseInt(layero[0].style.zIndex);
      layero.on('mousedown', setZindex);
      return layer.zIndex;
    };
  };

  ready.record = function(layero){
    var area = [
      layero.width(),
      layero.height(),
      layero.position().top,
      layero.position().left + parseFloat(layero.css('margin-left'))
    ];
    layero.find('.layui-layer-max').addClass('layui-layer-maxmin');
    layero.attr({area: area});
  };

  ready.rescollbar = function(index){
    if(doms.html.attr('layer-full') == index){
      if(doms.html[0].style.removeProperty){
        doms.html[0].style.removeProperty('overflow');
      } else {
        doms.html[0].style.removeAttribute('overflow');
      }
      doms.html.removeAttr('layer-full');
    }
  };

  /** 内置成员 */

  window.layer = layer;

//获取子iframe的DOM
  layer.getChildFrame = function(selector, index){
    index = index || $('.'+doms[4]).attr('times');
    return $('#'+ doms[0] + index).find('iframe').contents().find(selector);
  };

//得到当前iframe层的索引，子iframe时使用
  layer.getFrameIndex = function(name){
    return $('#'+ name).parents('.'+doms[4]).attr('times');
  };

//iframe层自适应宽高
  layer.iframeAuto = function(index){
    if(!index) return;
    var heg = layer.getChildFrame('html', index).outerHeight();
    var layero = $('#'+ doms[0] + index);
    var titHeight = layero.find(doms[1]).outerHeight() || 0;
    var btnHeight = layero.find('.'+doms[6]).outerHeight() || 0;
    layero.css({height: heg + titHeight + btnHeight});
    layero.find('iframe').css({height: heg});
  };

//重置iframe url
  layer.iframeSrc = function(index, url){
    $('#'+ doms[0] + index).find('iframe').attr('src', url);
  };

//设定层的样式
  layer.style = function(index, options, limit){
    var layero = $('#'+ doms[0] + index)
        ,contElem = layero.find('.layui-layer-content')
        ,type = layero.attr('type')
        ,titHeight = layero.find(doms[1]).outerHeight() || 0
        ,btnHeight = layero.find('.'+doms[6]).outerHeight() || 0
        ,minLeft = layero.attr('minLeft');

    if(type === ready.type[3] || type === ready.type[4]){
      return;
    }

    if(!limit){
      if(parseFloat(options.width) <= 260){
        options.width = 260;
      };

      if(parseFloat(options.height) - titHeight - btnHeight <= 64){
        options.height = 64 + titHeight + btnHeight;
      };
    }

    layero.css(options);
    btnHeight = layero.find('.'+doms[6]).outerHeight();

    if(type === ready.type[2]){
      layero.find('iframe').css({
        height: parseFloat(options.height) - titHeight - btnHeight
      });
    } else {
      contElem.css({
        height: parseFloat(options.height) - titHeight - btnHeight
      });
    }
  };

//最小化
  layer.min = function(index, options){
    var layero = $('#'+ doms[0] + index)
        ,titHeight = layero.find(doms[1]).outerHeight() || 0
        ,left = layero.attr('minLeft') || (181*ready.minIndex)+'px'
        ,position = layero.css('position');

    ready.record(layero);

    if(ready.minLeft[0]){
      left = ready.minLeft[0];
      ready.minLeft.shift();
    }

    layero.attr('position', position);

    layer.style(index, {
      width: 180
      ,height: titHeight
      ,left: left
      ,top: win.height() - titHeight
      ,position: 'fixed'
      ,overflow: 'hidden'
    }, true);

    layero.find('.layui-layer-min').hide();
    layero.attr('type') === 'page' && layero.find(doms[4]).hide();
    ready.rescollbar(index);

    if(!layero.attr('minLeft')){
      ready.minIndex++;
    }
    layero.attr('minLeft', left);
  };

//还原
  layer.restore = function(index){
    var layero = $('#'+ doms[0] + index), area = layero.attr('area').split(',');
    var type = layero.attr('type');
    layer.style(index, {
      width: parseFloat(area[0]),
      height: parseFloat(area[1]),
      top: parseFloat(area[2]),
      left: parseFloat(area[3]),
      position: layero.attr('position'),
      overflow: 'visible'
    }, true);
    layero.find('.layui-layer-max').removeClass('layui-layer-maxmin');
    layero.find('.layui-layer-min').show();
    layero.attr('type') === 'page' && layero.find(doms[4]).show();
    ready.rescollbar(index);
  };

//全屏
  layer.full = function(index){
    var layero = $('#'+ doms[0] + index), timer;
    ready.record(layero);
    if(!doms.html.attr('layer-full')){
      doms.html.css('overflow','hidden').attr('layer-full', index);
    }
    clearTimeout(timer);
    timer = setTimeout(function(){
      var isfix = layero.css('position') === 'fixed';
      layer.style(index, {
        top: isfix ? 0 : win.scrollTop(),
        left: isfix ? 0 : win.scrollLeft(),
        width: win.width(),
        height: win.height()
      }, true);
      layero.find('.layui-layer-min').hide();
    }, 100);
  };

//改变title
  layer.title = function(name, index){
    var title = $('#'+ doms[0] + (index||layer.index)).find(doms[1]);
    title.html(name);
  };

//关闭layer总方法
  layer.close = function(index){
    var layero = $('#'+ doms[0] + index), type = layero.attr('type'), closeAnim = 'layer-anim-close';
    if(!layero[0]) return;
    var WRAP = 'layui-layer-wrap', remove = function(){
      if(type === ready.type[1] && layero.attr('conType') === 'object'){
        layero.children(':not(.'+ doms[5] +')').remove();
        var wrap = layero.find('.'+WRAP);
        for(var i = 0; i < 2; i++){
          wrap.unwrap();
        }
        wrap.css('display', wrap.data('display')).removeClass(WRAP);
      } else {
        //低版本IE 回收 iframe
        if(type === ready.type[2]){
          try {
            var iframe = $('#'+doms[4]+index)[0];
            iframe.contentWindow.document.write('');
            iframe.contentWindow.close();
            layero.find('.'+doms[5])[0].removeChild(iframe);
          } catch(e){}
        }
        layero[0].innerHTML = '';
        layero.remove();
      }
      typeof ready.end[index] === 'function' && ready.end[index]();
      delete ready.end[index];
    };

    if(layero.data('isOutAnim')){
      layero.addClass('layer-anim '+ closeAnim);
    }

    $('#layui-layer-moves, #layui-layer-shade' + index).remove();
    layer.ie == 6 && ready.reselect();
    ready.rescollbar(index);
    if(layero.attr('minLeft')){
      ready.minIndex--;
      ready.minLeft.push(layero.attr('minLeft'));
    }

    if((layer.ie && layer.ie < 10) || !layero.data('isOutAnim')){
      remove()
    } else {
      setTimeout(function(){
        remove();
      }, 200);
    }
  };

//关闭所有层
  layer.closeAll = function(type){
    $.each($('.'+doms[0]), function(){
      var othis = $(this);
      var is = type ? (othis.attr('type') === type) : 1;
      is && layer.close(othis.attr('times'));
      is = null;
    });
  };

  /**

   拓展模块，layui开始合并在一起

   */

  var cache = layer.cache||{}, skin = function(type){
    return (cache.skin ? (' ' + cache.skin + ' ' + cache.skin + '-'+type) : '');
  };

//仿系统prompt
  layer.prompt = function(options, yes){
    var style = '';
    options = options || {};

    if(typeof options === 'function') yes = options;

    if(options.area){
      var area = options.area;
      style = 'style="width: '+ area[0] +'; height: '+ area[1] + ';"';
      delete options.area;
    }
    var prompt, content = options.formType == 2 ? '<textarea class="layui-layer-input"' + style +'>' + (options.value||'') +'</textarea>' : function(){
      return '<input type="'+ (options.formType == 1 ? 'password' : 'text') +'" class="layui-layer-input" value="'+ (options.value||'') +'">';
    }();

    var success = options.success;
    delete options.success;

    return layer.open($.extend({
      type: 1
      ,btn: ['&#x786E;&#x5B9A;','&#x53D6;&#x6D88;']
      ,content: content
      ,skin: 'layui-layer-prompt' + skin('prompt')
      ,maxWidth: win.width()
      ,success: function(layero){
        prompt = layero.find('.layui-layer-input');
        prompt.focus();
        typeof success === 'function' && success(layero);
      }
      ,resize: false
      ,yes: function(index){
        var value = prompt.val();
        if(value === ''){
          prompt.focus();
        } else if(value.length > (options.maxlength||500)) {
          layer.tips('&#x6700;&#x591A;&#x8F93;&#x5165;'+ (options.maxlength || 500) +'&#x4E2A;&#x5B57;&#x6570;', prompt, {tips: 1});
        } else {
          yes && yes(value, index, prompt);
        }
      }
    }, options));
  };

//tab层
  layer.tab = function(options){
    options = options || {};

    var tab = options.tab || {}
        ,THIS = 'layui-this'
        ,success = options.success;

    delete options.success;

    return layer.open($.extend({
      type: 1,
      skin: 'layui-layer-tab' + skin('tab'),
      resize: false,
      title: function(){
        var len = tab.length, ii = 1, str = '';
        if(len > 0){
          str = '<span class="'+ THIS +'">'+ tab[0].title +'</span>';
          for(; ii < len; ii++){
            str += '<span>'+ tab[ii].title +'</span>';
          }
        }
        return str;
      }(),
      content: '<ul class="layui-layer-tabmain">'+ function(){
        var len = tab.length, ii = 1, str = '';
        if(len > 0){
          str = '<li class="layui-layer-tabli '+ THIS +'">'+ (tab[0].content || 'no content') +'</li>';
          for(; ii < len; ii++){
            str += '<li class="layui-layer-tabli">'+ (tab[ii].content || 'no  content') +'</li>';
          }
        }
        return str;
      }() +'</ul>',
      success: function(layero){
        var btn = layero.find('.layui-layer-title').children();
        var main = layero.find('.layui-layer-tabmain').children();
        btn.on('mousedown', function(e){
          e.stopPropagation ? e.stopPropagation() : e.cancelBubble = true;
          var othis = $(this), index = othis.index();
          othis.addClass(THIS).siblings().removeClass(THIS);
          main.eq(index).show().siblings().hide();
          typeof options.change === 'function' && options.change(index);
        });
        typeof success === 'function' && success(layero);
      }
    }, options));
  };

//相册层
  layer.photos = function(options, loop, key){
    var dict = {};
    options = options || {};
    if(!options.photos) return;
    var type = options.photos.constructor === Object;
    var photos = type ? options.photos : {}, data = photos.data || [];
    var start = photos.start || 0;
    dict.imgIndex = (start|0) + 1;

    options.img = options.img || 'img';

    var success = options.success;
    delete options.success;

    if(!type){ //页面直接获取
      var parent = $(options.photos), pushData = function(){
        data = [];
        parent.find(options.img).each(function(index){
          var othis = $(this);
          othis.attr('layer-index', index);
          data.push({
            alt: othis.attr('alt'),
            pid: othis.attr('layer-pid'),
            src: othis.attr('layer-src') || othis.attr('src'),
            thumb: othis.attr('src')
          });
        })
      };

      pushData();

      if (data.length === 0) return;

      loop || parent.on('click', options.img, function(){
        var othis = $(this), index = othis.attr('layer-index');
        layer.photos($.extend(options, {
          photos: {
            start: index,
            data: data,
            tab: options.tab
          },
          full: options.full
        }), true);
        pushData();
      })

      //不直接弹出
      if(!loop) return;

    } else if (data.length === 0){
      return layer.msg('&#x6CA1;&#x6709;&#x56FE;&#x7247;');
    }

    //上一张
    dict.imgprev = function(key){
      dict.imgIndex--;
      if(dict.imgIndex < 1){
        dict.imgIndex = data.length;
      }
      dict.tabimg(key);
    };

    //下一张
    dict.imgnext = function(key,errorMsg){
      dict.imgIndex++;
      if(dict.imgIndex > data.length){
        dict.imgIndex = 1;
        if (errorMsg) {return};
      }
      dict.tabimg(key)
    };

    //方向键
    dict.keyup = function(event){
      if(!dict.end){
        var code = event.keyCode;
        event.preventDefault();
        if(code === 37){
          dict.imgprev(true);
        } else if(code === 39) {
          dict.imgnext(true);
        } else if(code === 27) {
          layer.close(dict.index);
        }
      }
    }

    //切换
    dict.tabimg = function(key){
      if(data.length <= 1) return;
      photos.start = dict.imgIndex - 1;
      layer.close(dict.index);
      return layer.photos(options, true, key);
      setTimeout(function(){
        layer.photos(options, true, key);
      }, 200);
    }

    //一些动作
    dict.event = function(){
      dict.bigimg.hover(function(){
        dict.imgsee.show();
      }, function(){
        dict.imgsee.hide();
      });

      dict.bigimg.find('.layui-layer-imgprev').on('click', function(event){
        event.preventDefault();
        dict.imgprev();
      });

      dict.bigimg.find('.layui-layer-imgnext').on('click', function(event){
        event.preventDefault();
        dict.imgnext();
      });

      $(document).on('keyup', dict.keyup);
    };

    //图片预加载
    function loadImage(url, callback, error) {
      var img = new Image();
      img.src = url;
      if(img.complete){
        return callback(img);
      }
      img.onload = function(){
        img.onload = null;
        callback(img);
      };
      img.onerror = function(e){
        img.onerror = null;
        error(e);
      };
    };

    dict.loadi = layer.load(1, {
      shade: 'shade' in options ? options["shade"] : 0.9,
      scrollbar: 'scrollbar' in options ? options["scrollbar"] : false,
    });

    loadImage(data[start].src, function(img){
      layer.close(dict.loadi);
      dict.index = layer.open($.extend({
        type: 1,
        id: 'layui-layer-photos',
        area: function(){
          var imgarea = [img.width, img.height];
          var winarea = [$(window).width() - 100, $(window).height() - 100];

          //如果 实际图片的宽或者高比 屏幕大（那么进行缩放）
          if(!options.full && (imgarea[0]>winarea[0]||imgarea[1]>winarea[1])){
            var wh = [imgarea[0]/winarea[0],imgarea[1]/winarea[1]];//取宽度缩放比例、高度缩放比例
            if(wh[0] > wh[1]){//取缩放比例最大的进行缩放
              imgarea[0] = imgarea[0]/wh[0];
              imgarea[1] = imgarea[1]/wh[0];
            } else if(wh[0] < wh[1]){
              imgarea[0] = imgarea[0]/wh[1];
              imgarea[1] = imgarea[1]/wh[1];
            }
          }

          return [imgarea[0]+'px', imgarea[1]+'px'];
        }(),
        title: false,
        shade: 0.9,
        shadeClose: true,
        closeBtn: false,
        move: '.layui-layer-phimg img',
        moveType: 1,
        scrollbar: false,
        moveOut: true,
        //anim: Math.random()*5|0,
        isOutAnim: false,
        skin: 'layui-layer-photos' + skin('photos'),
        content: '<div class="layui-layer-phimg">'
            +'<img src="'+ data[start].src +'" alt="'+ (data[start].alt||'') +'" layer-pid="'+ data[start].pid +'">'
            +'<div class="layui-layer-imgsee">'
            +(data.length > 1 ? '<span class="layui-layer-imguide"><a href="javascript:;" class="layui-layer-iconext layui-layer-imgprev"></a><a href="javascript:;" class="layui-layer-iconext layui-layer-imgnext"></a></span>' : '')
            +'<div class="layui-layer-imgbar" style="display:'+ (key ? 'block' : '') +'"><span class="layui-layer-imgtit"><a href="javascript:;">'+ (data[start].alt||'') +'</a><em>'+ dict.imgIndex +'/'+ data.length +'</em></span></div>'
            +'</div>'
            +'</div>',
        success: function(layero, index){
          dict.bigimg = layero.find('.layui-layer-phimg');
          dict.imgsee = layero.find('.layui-layer-imguide,.layui-layer-imgbar');
          dict.event(layero);
          options.tab && options.tab(data[start], layero);
          typeof success === 'function' && success(layero);
        }, end: function(){
          dict.end = true;
          $(document).off('keyup', dict.keyup);
        }
      }, options));
    }, function(){
      layer.close(dict.loadi);
      layer.msg('&#x5F53;&#x524D;&#x56FE;&#x7247;&#x5730;&#x5740;&#x5F02;&#x5E38;<br>&#x662F;&#x5426;&#x7EE7;&#x7EED;&#x67E5;&#x770B;&#x4E0B;&#x4E00;&#x5F20;&#xFF1F;', {
        time: 30000,
        btn: ['&#x4E0B;&#x4E00;&#x5F20;', '&#x4E0D;&#x770B;&#x4E86;'],
        yes: function(){
          data.length > 1 && dict.imgnext(true,true);
        }
      });
    });
  };

//主入口
  ready.run = function(_$){
    $ = _$;
    win = $(window);
    doms.html = $('html');
    layer.open = function(deliver){
      var o = new Class(deliver);
      return o.index;
    };
  };

//加载方式
  window.layui && layui.define ? (
      layer.ready()
          ,layui.define('jquery', function(exports){ //layui加载
        layer.path = layui.cache.dir;
        ready.run(layui.$);

        //暴露模块
        window.layer = layer;
        exports('layer', layer);
      })
  ) : (
      (typeof define === 'function' && define.amd) ? define(['jquery'], function(){ //requirejs加载
        ready.run(window.jQuery);
        return layer;
      }) : function(){ //普通script标签加载
        ready.run(window.jQuery);
        layer.ready();
      }()
  );

}(window);
