lolbox.duowan.com/mbox/depend/components/dialog.js

/*! artDialog v6.0.5 | https://github.com/aui/artDialog */
!(function () {

var __modules__ = {};

function require (id) {
    var mod = __modules__[id];
    var exports = 'exports';

    if (typeof mod === 'object') {
        return mod;
    }

    if (!mod[exports]) {
        mod[exports] = {};
        mod[exports] = mod.call(mod[exports], require, mod[exports], mod) || mod[exports];
    }

    return mod[exports];
}

function define (path, fn) {
    __modules__[path] = fn;
}



define("jquery", function () {
	return jQuery;
});


/*!
 * PopupJS
 * Date: 2014-11-09
 * https://github.com/aui/popupjs
 * (c) 2009-2014 TangBin, http://www.planeArt.cn
 *
 * This is licensed under the GNU LGPL, version 2.1 or later.
 * For details, see: http://www.gnu.org/licenses/lgpl-2.1.html
 */

define("popup", function (require) {

var $ = require("jquery");

var _count = 0;
var _isIE6 = !('minWidth' in $('html')[0].style);
var _isFixed = !_isIE6;


function Popup () {

    this.destroyed = false;


    this.__popup = $('<div />')
    /*使用 <dialog /> 元素可能导致 z-index 永远置顶的问题(chrome)*/
    .css({
        display: 'none',
        position: 'absolute',
        /*
        left: 0,
        top: 0,
        bottom: 'auto',
        right: 'auto',
        margin: 0,
        padding: 0,
        border: '0 none',
        background: 'transparent'
        */
        outline: 0
    })
    .attr('tabindex', '-1')
    .html(this.innerHTML)
    .appendTo('body');


    this.__backdrop = this.__mask = $('<div />')
    .css({
        opacity: .7,
        background: '#000'
    });


    // 使用 HTMLElement 作为外部接口使用，而不是 jquery 对象
    // 统一的接口利于未来 Popup 移植到其他 DOM 库中
    this.node = this.__popup[0];
    this.backdrop = this.__backdrop[0];

    _count ++;
}


$.extend(Popup.prototype, {
    
    /**
     * 初始化完毕事件，在 show()、showModal() 执行
     * @name Popup.prototype.onshow
     * @event
     */

    /**
     * 关闭事件，在 close() 执行
     * @name Popup.prototype.onclose
     * @event
     */

    /**
     * 销毁前事件，在 remove() 前执行
     * @name Popup.prototype.onbeforeremove
     * @event
     */

    /**
     * 销毁事件，在 remove() 执行
     * @name Popup.prototype.onremove
     * @event
     */

    /**
     * 重置事件，在 reset() 执行
     * @name Popup.prototype.onreset
     * @event
     */

    /**
     * 焦点事件，在 foucs() 执行
     * @name Popup.prototype.onfocus
     * @event
     */

    /**
     * 失焦事件，在 blur() 执行
     * @name Popup.prototype.onblur
     * @event
     */

    /** 浮层 DOM 素节点[*] */
    node: null,

    /** 遮罩 DOM 节点[*] */
    backdrop: null,

    /** 是否开启固定定位[*] */
    fixed: false,

    /** 判断对话框是否删除[*] */
    destroyed: true,

    /** 判断对话框是否显示 */
    open: false,

    /** close 返回值 */
    returnValue: '',

    /** 是否自动聚焦 */
    autofocus: true,

    /** 对齐方式[*] */
    align: 'bottom left',

    /** 内部的 HTML 字符串 */
    innerHTML: '',

    /** CSS 类名 */
    className: 'ui-popup',

    /**
     * 显示浮层
     * @param   {HTMLElement, Event}  指定位置（可选）
     */
    show: function (anchor) {

        if (this.destroyed) {
            return this;
        }

        var that = this;
        var popup = this.__popup;
        var backdrop = this.__backdrop;

        this.__activeElement = this.__getActive();

        this.open = true;
        this.follow = anchor || this.follow;


        // 初始化 show 方法
        if (!this.__ready) {

            popup
            .addClass(this.className)
            .attr('role', this.modal ? 'alertdialog' : 'dialog')
            .css('position', this.fixed ? 'fixed' : 'absolute');

            if (!_isIE6) {
                $(window).on('resize', $.proxy(this.reset, this));
            }

            // 模态浮层的遮罩
            if (this.modal) {
                var backdropCss = {
                    position: 'fixed',
                    left: 0,
                    top: 0,
                    width: '100%',
                    height: '100%',
                    overflow: 'hidden',
                    userSelect: 'none',
                    zIndex: this.zIndex || Popup.zIndex
                };


                popup.addClass(this.className + '-modal');


                if (!_isFixed) {
                    $.extend(backdropCss, {
                        position: 'absolute',
                        width: $(window).width() + 'px',
                        height: $(document).height() + 'px'
                    });
                }


                backdrop
                .css(backdropCss)
                .attr({tabindex: '0'})
                .on('focus', $.proxy(this.focus, this));

                // 锁定 tab 的焦点操作
                this.__mask = backdrop
                .clone(true)
                .attr('style', '')
                .insertAfter(popup);

                backdrop
                .addClass(this.className + '-backdrop')
                .insertBefore(popup);

                this.__ready = true;
            }


            if (!popup.html()) {
                popup.html(this.innerHTML);
            }
        }


        popup
        .addClass(this.className + '-show')
        .show();

        backdrop.show();


        this.reset().focus();
        this.__dispatchEvent('show');

        return this;
    },


    /** 显示模态浮层。参数参见 show() */
    showModal: function () {
        this.modal = true;
        return this.show.apply(this, arguments);
    },
    
    
    /** 关闭浮层 */
    close: function (result) {
        
        if (!this.destroyed && this.open) {
            
            if (result !== undefined) {
                this.returnValue = result;
            }
            
            this.__popup.hide().removeClass(this.className + '-show');
            this.__backdrop.hide();
            this.open = false;
            this.blur();// 恢复焦点，照顾键盘操作的用户
            this.__dispatchEvent('close');
        }
    
        return this;
    },


    /** 销毁浮层 */
    remove: function () {

        if (this.destroyed) {
            return this;
        }

        this.__dispatchEvent('beforeremove');
        
        if (Popup.current === this) {
            Popup.current = null;
        }


        // 从 DOM 中移除节点
        this.__popup.remove();
        this.__backdrop.remove();
        this.__mask.remove();


        if (!_isIE6) {
            $(window).off('resize', this.reset);
        }


        this.__dispatchEvent('remove');

        for (var i in this) {
            delete this[i];
        }

        return this;
    },


    /** 重置位置 */
    reset: function () {

        var elem = this.follow;

        if (elem) {
            this.__follow(elem);
        } else {
            this.__center();
        }

        this.__dispatchEvent('reset');

        return this;
    },


    /** 让浮层获取焦点 */
    focus: function () {

        var node = this.node;
        var popup = this.__popup;
        var current = Popup.current;
        var index = this.zIndex = Popup.zIndex ++;

        if (current && current !== this) {
            current.blur(false);
        }

        // 检查焦点是否在浮层里面
        if (!$.contains(node, this.__getActive())) {
            var autofocus = popup.find('[autofocus]')[0];

            if (!this._autofocus && autofocus) {
                this._autofocus = true;
            } else {
                autofocus = node;
            }

            this.__focus(autofocus);
        }

        // 设置叠加高度
        popup.css('zIndex', index);
        //this.__backdrop.css('zIndex', index);

        Popup.current = this;
        popup.addClass(this.className + '-focus');

        this.__dispatchEvent('focus');

        return this;
    },


    /** 让浮层失去焦点。将焦点退还给之前的元素，照顾视力障碍用户 */
    blur: function () {

        var activeElement = this.__activeElement;
        var isBlur = arguments[0];


        if (isBlur !== false) {
            this.__focus(activeElement);
        }

        this._autofocus = false;
        this.__popup.removeClass(this.className + '-focus');
        this.__dispatchEvent('blur');

        return this;
    },


    /**
     * 添加事件
     * @param   {String}    事件类型
     * @param   {Function}  监听函数
     */
    addEventListener: function (type, callback) {
        this.__getEventListener(type).push(callback);
        return this;
    },


    /**
     * 删除事件
     * @param   {String}    事件类型
     * @param   {Function}  监听函数
     */
    removeEventListener: function (type, callback) {
        var listeners = this.__getEventListener(type);
        for (var i = 0; i < listeners.length; i ++) {
            if (callback === listeners[i]) {
                listeners.splice(i--, 1);
            }
        }
        return this;
    },


    // 获取事件缓存
    __getEventListener: function (type) {
        var listener = this.__listener;
        if (!listener) {
            listener = this.__listener = {};
        }
        if (!listener[type]) {
            listener[type] = [];
        }
        return listener[type];
    },


    // 派发事件
    __dispatchEvent: function (type) {
        var listeners = this.__getEventListener(type);

        if (this['on' + type]) {
            this['on' + type]();
        }

        for (var i = 0; i < listeners.length; i ++) {
            listeners[i].call(this);
        }
    },


    // 对元素安全聚焦
    __focus: function (elem) {
        // 防止 iframe 跨域无权限报错
        // 防止 IE 不可见元素报错
        try {
            // ie11 bug: iframe 页面点击会跳到顶部
            if (this.autofocus && !/^iframe$/i.test(elem.nodeName)) {
                elem.focus();
            }
        } catch (e) {}
    },


    // 获取当前焦点的元素
    __getActive: function () {
        try {// try: ie8~9, iframe #26
            var activeElement = document.activeElement;
            var contentDocument = activeElement.contentDocument;
            var elem = contentDocument && contentDocument.activeElement || activeElement;
            return elem;
        } catch (e) {}
    },


    // 居中浮层
    __center: function () {
    
        var popup = this.__popup;
        var $window = $(window);
        var $document = $(document);
        var fixed = this.fixed;
        var dl = fixed ? 0 : $document.scrollLeft();
        var dt = fixed ? 0 : $document.scrollTop();
        var ww = $window.width();
        var wh = $window.height();
        var ow = popup.width();
        var oh = popup.height();
        var left = (ww - ow) / 2 + dl;
        var top = (wh - oh) * 382 / 1000 + dt;// 黄金比例
        var style = popup[0].style;

        
        style.left = Math.max(parseInt(left), dl) + 'px';
        style.top = Math.max(parseInt(top), dt) + 'px';
    },
    
    
    // 指定位置 @param    {HTMLElement, Event}  anchor
    __follow: function (anchor) {
        
        var $elem = anchor.parentNode && $(anchor);
        var popup = this.__popup;
        

        if (this.__followSkin) {
            popup.removeClass(this.__followSkin);
        }


        // 隐藏元素不可用
        if ($elem) {
            var o = $elem.offset();
            if (o.left * o.top < 0) {
                return this.__center();
            }
        }
        
        var that = this;
        var fixed = this.fixed;

        var $window = $(window);
        var $document = $(document);
        var winWidth = $window.width();
        var winHeight = $window.height();
        var docLeft =  $document.scrollLeft();
        var docTop = $document.scrollTop();


        var popupWidth = popup.width();
        var popupHeight = popup.height();
        var width = $elem ? $elem.outerWidth() : 0;
        var height = $elem ? $elem.outerHeight() : 0;
        var offset = this.__offset(anchor);
        var x = offset.left;
        var y = offset.top;
        var left =  fixed ? x - docLeft : x;
        var top = fixed ? y - docTop : y;


        var minLeft = fixed ? 0 : docLeft;
        var minTop = fixed ? 0 : docTop;
        var maxLeft = minLeft + winWidth - popupWidth;
        var maxTop = minTop + winHeight - popupHeight;


        var css = {};
        var align = this.align.split(' ');
        var className = this.className + '-';
        var reverse = {top: 'bottom', bottom: 'top', left: 'right', right: 'left'};
        var name = {top: 'top', bottom: 'top', left: 'left', right: 'left'};


        var temp = [{
            top: top - popupHeight,
            bottom: top + height,
            left: left - popupWidth,
            right: left + width
        }, {
            top: top,
            bottom: top - popupHeight + height,
            left: left,
            right: left - popupWidth + width
        }];


        var center = {
            left: left + width / 2 - popupWidth / 2,
            top: top + height / 2 - popupHeight / 2
        };

        
        var range = {
            left: [minLeft, maxLeft],
            top: [minTop, maxTop]
        };


        // 超出可视区域重新适应位置
        $.each(align, function (i, val) {

            // 超出右或下边界：使用左或者上边对齐
            if (temp[i][val] > range[name[val]][1]) {
                val = align[i] = reverse[val];
            }

            // 超出左或右边界：使用右或者下边对齐
            if (temp[i][val] < range[name[val]][0]) {
                align[i] = reverse[val];
            }

        });


        // 一个参数的情况
        if (!align[1]) {
            name[align[1]] = name[align[0]] === 'left' ? 'top' : 'left';
            temp[1][align[1]] = center[name[align[1]]];
        }


        //添加follow的css, 为了给css使用
        className += align.join('-') + ' '+ this.className+ '-follow';
        
        that.__followSkin = className;


        if ($elem) {
            popup.addClass(className);
        }

        
        css[name[align[0]]] = parseInt(temp[0][align[0]]);
        css[name[align[1]]] = parseInt(temp[1][align[1]]);
        popup.css(css);

    },


    // 获取元素相对于页面的位置（包括iframe内的元素）
    // 暂时不支持两层以上的 iframe 套嵌
    __offset: function (anchor) {

        var isNode = anchor.parentNode;
        var offset = isNode ? $(anchor).offset() : {
            left: anchor.pageX,
            top: anchor.pageY
        };


        anchor = isNode ? anchor : anchor.target;
        var ownerDocument = anchor.ownerDocument;
        var defaultView = ownerDocument.defaultView || ownerDocument.parentWindow;
        
        if (defaultView == window) {// IE <= 8 只能使用两个等于号
            return offset;
        }

        // {Element: Ifarme}
        var frameElement = defaultView.frameElement;
        var $ownerDocument = $(ownerDocument);
        var docLeft =  $ownerDocument.scrollLeft();
        var docTop = $ownerDocument.scrollTop();
        var frameOffset = $(frameElement).offset();
        var frameLeft = frameOffset.left;
        var frameTop = frameOffset.top;
        
        return {
            left: offset.left + frameLeft - docLeft,
            top: offset.top + frameTop - docTop
        };
    }
    
});


/** 当前叠加高度 */
Popup.zIndex = 1024;


/** 顶层浮层的实例 */
Popup.current = null;


return Popup;

});

// artDialog - 默认配置
define("dialog-config", {

    /* -----已注释的配置继承自 popup.js，仍可以再这里重新定义它----- */

    // 对齐方式
    //align: 'bottom left',
    
    // 是否固定定位
    //fixed: false,
    
    // 对话框叠加高度值(重要：此值不能超过浏览器最大限制)
    //zIndex: 1024,

    // 设置遮罩背景颜色
    backdropBackground: '#000',

    // 设置遮罩透明度
    backdropOpacity: 0.7,

    // 消息内容
    content: '<span class="ui-dialog-loading">Loading..</span>',
    
    // 标题
    title: '',

    // 对话框状态栏区域 HTML 代码
    statusbar: '',
    
    // 自定义按钮
    button: null,
    
    // 确定按钮回调函数
    ok: null,
    
    // 取消按钮回调函数
    cancel: null,

    // 确定按钮文本
    okValue: 'ok',
    
    // 取消按钮文本
    cancelValue: 'cancel',

    cancelDisplay: true,
    
    // 内容宽度
    width: '',
    
    // 内容高度
    height: '',
    
    // 内容与边界填充距离
    padding: '',
    
    // 对话框自定义 className
    skin: '',

    // 是否支持快捷关闭（点击遮罩层自动关闭）
    quickClose: false,

    // css 文件路径，留空则不会使用 js 自动加载样式
    // 注意：css 只允许加载一个
    cssUri: '../css/ui-dialog.css',

    // 模板（使用 table 解决 IE7 宽度自适应的 BUG）
    // js 使用 i="***" 属性识别结构，其余的均可自定义
    innerHTML:
        '<div i="dialog" class="ui-dialog">'
        +       '<div class="ui-dialog-arrow-a"></div>'
        +       '<div class="ui-dialog-arrow-b"></div>'
        +       '<table class="ui-dialog-grid">'
        +           '<tr>'
        +               '<td i="header" class="ui-dialog-header">'
        +                   '<button i="close" class="ui-dialog-close">&#215;</button>'
        +                   '<div i="title" class="ui-dialog-title"></div>'
        +               '</td>'
        +           '</tr>'
        +           '<tr>'
        +               '<td i="body" class="ui-dialog-body">'
        +                   '<div i="content" class="ui-dialog-content"></div>'
        +               '</td>'
        +           '</tr>'
        +           '<tr>'
        +               '<td i="footer" class="ui-dialog-footer">'
        +                   '<div i="statusbar" class="ui-dialog-statusbar"></div>'
        +                   '<div i="button" class="ui-dialog-button"></div>'
        +               '</td>'
        +           '</tr>'
        +       '</table>'
        +'</div>'
    
});

/*!
 * artDialog
 * Date: 2014-11-09
 * https://github.com/aui/artDialog
 * (c) 2009-2014 TangBin, http://www.planeArt.cn
 *
 * This is licensed under the GNU LGPL, version 2.1 or later.
 * For details, see: http://www.gnu.org/licenses/lgpl-2.1.html
 */
define("dialog", function (require) {

var $ = require("jquery");
var Popup = require("popup");
var defaults = require("dialog-config");
var css = defaults.cssUri;


// css loader: RequireJS & SeaJS
if (css) {
    var fn = require[require.toUrl ? 'toUrl' : 'resolve'];
    if (fn) {
        css = fn(css);
        css = '<link rel="stylesheet" href="' + css + '" />';
        if ($('base')[0]) {
            $('base').before(css);
        } else {
            $('head').append(css);
        } 
    }
}


var _count = 0;
var _expando = new Date() - 0; // Date.now()
var _isIE6 = !('minWidth' in $('html')[0].style);
var _isMobile = 'createTouch' in document && !('onmousemove' in document)
    || /(iPhone|iPad|iPod)/i.test(navigator.userAgent);
var _isFixed = !_isIE6 && !_isMobile;


var artDialog = function (options, ok, cancel) {

    var originalOptions = options = options || {};
    

    if (typeof options === 'string' || options.nodeType === 1) {
    
        options = {content: options, fixed: !_isMobile};
    }
    

    options = $.extend(true, {}, artDialog.defaults, options);
    options.original = originalOptions;

    var id = options.id = options.id || _expando + _count;
    var api = artDialog.get(id);
    
    
    // 如果存在同名的对话框对象，则直接返回
    if (api) {
        return api.focus();
    }
    
    
    // 目前主流移动设备对fixed支持不好，禁用此特性
    if (!_isFixed) {
        options.fixed = false;
    }


    // 快捷关闭支持：点击对话框外快速关闭对话框
    if (options.quickClose) {
        options.modal = true;
        options.backdropOpacity = 0;
    }
    

    // 按钮组
    if (!$.isArray(options.button)) {
        options.button = [];
    }


    // 取消按钮
    if (cancel !== undefined) {
        options.cancel = cancel;
    }
    
    if (options.cancel) {
        options.button.push({
            id: 'cancel',
            value: options.cancelValue,
            callback: options.cancel,
            display: options.cancelDisplay
        });
    }
    
    
    // 确定按钮
    if (ok !== undefined) {
        options.ok = ok;
    }
    
    if (options.ok) {
        options.button.push({
            id: 'ok',
            value: options.okValue,
            callback: options.ok,
            autofocus: true
        });
    }
    

    return artDialog.list[id] = new artDialog.create(options);
};

var popup = function () {};
popup.prototype = Popup.prototype;
var prototype = artDialog.prototype = new popup();

artDialog.create = function (options) {
    var that = this;

    $.extend(this, new Popup());

    var originalOptions = options.original;
    var $popup = $(this.node).html(options.innerHTML);
    var $backdrop = $(this.backdrop);

    this.options = options;
    this._popup = $popup;

    
    $.each(options, function (name, value) {
        if (typeof that[name] === 'function') {
            that[name](value);
        } else {
            that[name] = value;
        }
    });


    // 更新 zIndex 全局配置
    if (options.zIndex) {
        Popup.zIndex = options.zIndex;
    }


    // 设置 ARIA 信息
    $popup.attr({
        'aria-labelledby': this._$('title')
            .attr('id', 'title:' + this.id).attr('id'),
        'aria-describedby': this._$('content')
            .attr('id', 'content:' + this.id).attr('id')
    });


    // 关闭按钮
    this._$('close')
    .css('display', this.cancel === false ? 'none' : '')
    .attr('title', this.cancelValue)
    .on('click', function (event) {
        that._trigger('cancel');
        event.preventDefault();
    });
    

    // 添加视觉参数
    this._$('dialog').addClass(this.skin);
    this._$('body').css('padding', this.padding);


    // 点击任意空白处关闭对话框
    if (options.quickClose) {
        $backdrop
        .on(
            'onmousedown' in document ? 'mousedown' : 'click',
            function () {
            that._trigger('cancel');
            return false;// 阻止抢夺焦点
        });
    }


    // 遮罩设置
    this.addEventListener('show', function () {
        $backdrop.css({
            opacity: 0,
            background: options.backdropBackground
        }).animate(
            {opacity: options.backdropOpacity}
        , 150);
    });


    // ESC 快捷键关闭对话框
    this._esc = function (event) {
        var target = event.target;
        var nodeName = target.nodeName;
        var rinput = /^input|textarea$/i;
        var isTop = Popup.current === that;
        var keyCode = event.keyCode;

        // 避免输入状态中 ESC 误操作关闭
        if (!isTop || rinput.test(nodeName) && target.type !== 'button') {
            return;
        }
        
        if (keyCode === 27) {
            that._trigger('cancel');
        }
    };

    $(document).on('keydown', this._esc);
    this.addEventListener('remove', function () {
        $(document).off('keydown', this._esc);
        delete artDialog.list[this.id];
    });


    _count ++;
    
    artDialog.oncreate(this);

    return this;
};


artDialog.create.prototype = prototype;



$.extend(prototype, {

    /**
     * 显示对话框
     * @name artDialog.prototype.show
     * @param   {HTMLElement Object, Event Object}  指定位置（可选）
     */
    
    /**
     * 显示对话框（模态）
     * @name artDialog.prototype.showModal
     * @param   {HTMLElement Object, Event Object}  指定位置（可选）
     */

    /**
     * 关闭对话框
     * @name artDialog.prototype.close
     * @param   {String, Number}    返回值，可被 onclose 事件收取（可选）
     */

    /**
     * 销毁对话框
     * @name artDialog.prototype.remove
     */

    /**
     * 重置对话框位置
     * @name artDialog.prototype.reset
     */

    /**
     * 让对话框聚焦（同时置顶）
     * @name artDialog.prototype.focus
     */

    /**
     * 让对话框失焦（同时置顶）
     * @name artDialog.prototype.blur
     */

    /**
     * 添加事件
     * @param   {String}    事件类型
     * @param   {Function}  监听函数
     * @name artDialog.prototype.addEventListener
     */

    /**
     * 删除事件
     * @param   {String}    事件类型
     * @param   {Function}  监听函数
     * @name artDialog.prototype.removeEventListener
     */

    /**
     * 对话框显示事件，在 show()、showModal() 执行
     * @name artDialog.prototype.onshow
     * @event
     */

    /**
     * 关闭事件，在 close() 执行
     * @name artDialog.prototype.onclose
     * @event
     */

    /**
     * 销毁前事件，在 remove() 前执行
     * @name artDialog.prototype.onbeforeremove
     * @event
     */

    /**
     * 销毁事件，在 remove() 执行
     * @name artDialog.prototype.onremove
     * @event
     */

    /**
     * 重置事件，在 reset() 执行
     * @name artDialog.prototype.onreset
     * @event
     */

    /**
     * 焦点事件，在 foucs() 执行
     * @name artDialog.prototype.onfocus
     * @event
     */

    /**
     * 失焦事件，在 blur() 执行
     * @name artDialog.prototype.onblur
     * @event
     */

    
    /**
     * 设置内容
     * @param    {String, HTMLElement}   内容
     */
    content: function (html) {
    
        var $content = this._$('content');

        // HTMLElement
        if (typeof html === 'object') {
            html = $(html);
            $content.empty('').append(html.show());
            this.addEventListener('beforeremove', function () {
                $('body').append(html.hide());
            });
        // String
        } else {
            $content.html(html);
        }
                
        return this.reset();
    },
    
    
    /**
     * 设置标题
     * @param    {String}   标题内容
     */
    title: function (text) {
        this._$('title').text(text);
        this._$('header')[text ? 'show' : 'hide']();
        return this;
    },


    /** 设置宽度 */
    width: function (value) {
        this._$('content').css('width', value);
        return this.reset();
    },


    /** 设置高度 */
    height: function (value) {
        this._$('content').css('height', value);
        return this.reset();
    },


    /**
     * 设置按钮组
     * @param   {Array, String}
     * Options: value, callback, autofocus, disabled 
     */
    button: function (args) {
        args = args || [];
        var that = this;
        var html = '';
        var number = 0;
        this.callbacks = {};
        
           
        if (typeof args === 'string') {
            html = args;
            number ++;
        } else {
            $.each(args, function (i, val) {

                var id = val.id = val.id || val.value;
                var style = '';
                that.callbacks[id] = val.callback;


                if (val.display === false) {
                    style = ' style="display:none"';
                } else {
                    number ++;
                }

                html +=
                  '<button'
                + ' type="button"'
                + ' i-id="' + id + '"'
                + style
                + (val.disabled ? ' disabled' : '')
                + (val.autofocus ? ' autofocus class="ui-dialog-autofocus"' : '')
                + '>'
                +   val.value
                + '</button>';

                that._$('button')
                .on('click', '[i-id=' + id +']', function (event) {                
                    var $this = $(this);
                    if (!$this.attr('disabled')) {// IE BUG
                        that._trigger(id);
                    }
                
                    event.preventDefault();
                });

            });
        }

        this._$('button').html(html);
        this._$('footer')[number ? 'show' : 'hide']();

        return this;
    },


    statusbar: function (html) {
        this._$('statusbar')
        .html(html)[html ? 'show' : 'hide']();

        return this;
    },


    _$: function (i) {
        return this._popup.find('[i=' + i + ']');
    },
    
    
    // 触发按钮回调函数
    _trigger: function (id) {
        var fn = this.callbacks[id];
            
        return typeof fn !== 'function' || fn.call(this) !== false ?
            this.close().remove() : this;
    }
    
});



artDialog.oncreate = $.noop;



/** 获取最顶层的对话框API */
artDialog.getCurrent = function () {
    return Popup.current;
};



/**
 * 根据 ID 获取某对话框 API
 * @param    {String}    对话框 ID
 * @return   {Object}    对话框 API (实例)
 */
artDialog.get = function (id) {
    return id === undefined
    ? artDialog.list
    : artDialog.list[id];
};

artDialog.list = {};



/**
 * 默认配置
 */
artDialog.defaults = defaults;



return artDialog;

});




window.dialog = require("dialog");

})();