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C.js
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C.js
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/*
* Cxy JavaScript Library
* Create time 2011-05-15 9:28
* Copyright (c) 2011 design by cxy.
* mysite http://www.jdoi.net/
*/
/*
* @progress
* 1.0.3 - 20120904 - 添加命名空间 request; 原有的ajax, getJ, get, getX, post 移植到 request上
* 2.0.0 - 20130124 - 基本重构 C ,引入 sizzle, 逐渐组件化
* 20130211 - 内部不再做dom节点查找，所有传递均采用 Sizzle查找的dom对象
* 20130322 - 修改 include 方法，支持异步/同步加载，去除 use 方法，去除 plugin 属性
* 文件加载不再以功能模块为单位，以文件为单位！
* 修复相同文件同时加载造成的重载问题
* 20130410 - lazy.include - rCacheIndex bug 修复
* 20130417 - C.DIFF 增加MouseWheel兼容'DOMMouseScroll' and 'mousewheel'
*/
/**
* to do list...
* #fix - 1294 IE8出问题
* #fix - live evt.target || evt.srcElement 存在bug
* #add - include 增加对本地文件检测
*/
(function () {
var C = {},
toString = Object.prototype.toString,
Root = "http://www.jdoi.net/C/",
rTagStyle = /<style.*?>([^<]*)<\/style>/ig,
// regular of query
rQuery = /[\?|&](.*?)=([^&#\\$]*)/g,
// global unique id
Guid = 1,
// document head
dHead = document.getElementsByTagName("head")[0],
// document body
dBody = document.body,
// turn on this , all the console.log will work.
DebugMode = !!1;
/**
* NameSpace 工具集
* 20130130
* .versionComparison
* .isArray
* .each
* .copy
* .queryMap
* .isEmptyObject
*/
C.Util = {
/**
* Function 版本号对比
* @param {string} v1
* @param {string} v2
* v1 > v2 return -1
* v1 = v2 return 0
* v1 < v2 return 1
* 20130213
*/
versionComparison : function ( v1, v2 ) {
var firstArr = v1.split('.'),
lastArr = v2.split('.'),
i = 0,
len = Math.min( firstArr.length, lastArr.length ),
item1,
item2;
for ( ; i < len; i++ ) {
item1 = parseInt(firstArr[i]);
item2 = parseInt(lastArr[i]);
if ( item1 > item2 ) return -1;
if ( item1 < item2 ) return 1;
}
return 0;
},
/**
* Function isArray 是否Array Object
* @param {any type} obj 需要检测的变量
* 20130131
*/
isArray : function ( obj ) {
// 支持 isArray 属性浏览器
return Array.isArray && Array.isArray( obj ) ||
// or
obj.constructor === Array;
},
/**
* Function each : 遍历数组或者对象
* @param {object|array} obj 需要遍历的对象
* @param {function} callback 回调函数
* 20111022
*/
each : function( obj, callback ) {
var i,
len = obj.length;
// Array
if ( C.Util.isArray( obj ) )
for ( i = 0; i < len; i++ )
callback && callback( i, obj[ i ] );
// Object
else
for ( i in obj )
// 防止遍历通过new而获得的属性
if ( obj.hasOwnProperty(i) )
callback && callback( i, obj[ i ] );
},
/**
* Function 数组，对象深度拷贝
* 支持[object Object] [object Array] 两种类型数据合并
* 支持合并无限个参数
* 支持对象类型检测，类型不统一将跳过执行并输出不统一的数据类型
* 支持深度复制
* 重写 (value1, undefined, null, !1, "") | value2 -> value2
* 跳过执行 value1 | (undefined, null, !1, "", value1) -> value1
* 20130127
*/
copy : function () {
var len = arguments.length,
i = 0,
re,
item,
type;
function _ErrorType (key, val) {
console.log( 'You enter the error type of arguments['+ key +']: ' + toString.call(val) );
}
function _deep () {
var ancestor,
target;
if ( (ancestor = arguments[1]) && (target = arguments[0]) ) {
each( ancestor, function ( k, v ) {
// value1 | (undefined, null, !1, "", value1) -> value1
// window || HTMLElement will be skip
if ( !v && target[k] || target[k] === v || v.noteType || v.window == window ) return;
if ( toString.call(v)==="[object Array]" ) {
_deep( target[k] = [], v );
} else if ( toString.call(v)==="[object Object]" ) {
_deep( target[k] = {}, v );
} else target[k] = v;
});
}
}
// 遍历参数
for ( ; i < len; i++ ) {
item = arguments[i];
if ( toString.call(item)==="[object Array]" ) {
//以第一个参数的数据类型为准
if ( !i ) {
re = [];
type = "[object Array]";
}
if ( type !== "[object Array]" ) {
_ErrorType( i, item );
continue;
}
} else if ( toString.call(item)==="[object Object]" ) {
//以第一个参数的数据类型为准
if ( !i ) {
re = {};
type = "[object Object]";
}
if ( type !== "[object Object]" ) {
_ErrorType( i, item );
continue;
}
} else {
_ErrorType( i, item );
if ( !i )
return;
else
continue;
}
_deep(re, item);
}
return re;
},
/**
* Function query to map
* @param [string] url
* 20121113
*/
queryMap : function ( url ) {
var realUrl = url || document.location.href,
map = {};
realUrl.replace( rQuery, function ( a, b, c ) {
b && c && ( map[b] = c );
});
map.hash = document.location.hash.replace(/^#/, "");
return map;
},
/**
* Function isEmptyObject 检测对象是否非空
* @param {string} obj 需检测的对象
* 20120806
*/
isEmptyObject : function ( obj ) {
for ( var i in obj ) {
return !!0;
}
return !!1;
},
/**
* Function queue 简单队列机制
* .add 增加队列
* .execute 执行队列
* 20130405
*/
queue : function () {
var Events = [];
return {
add : function (evt) {
Events[Events.length] = evt;
return this
},
execute : function () {
each( Events, function (index, item) {
item();
});
// clear
Events = [];
}
}
}
}
// quote
var each = C.Util.each;
/**
* NameSpace 信息输出操作
* 20130211
* .log
* .warn
* .error
*/
C.Throw = (function () {
function _print( type, text ) {
DebugMode && !!console && !!console[type] && console[type]('C ' + Number(new Date()) + ': ' + text);
}
return {
log : function ( msg ) {
_print( 'log', msg )
},
warn : function ( msg ) {
_print( 'warn', msg )
},
error : function ( msg ) {
_print( 'error', msg )
}
}
})();
// quote
var log = C.Throw.log,
warn = C.Throw.warn,
error = C.Throw.error;
/**
* Object 浏览器属性检测
* 返回主流浏览器
* 返回渲染核心
* 返回版本号
* 201301
*/
C.Browser = (function () {
var _ua = navigator.userAgent,
_browser = {
ie : /msie\s(\d+\.\d)/gi,
firefox : /firefox\/(\d+\.\d)/gi,
safari : /version\/(\d+\.\d\.\d).*safari/gi,
opera : /opera.*version\/(\d+\.\d+)/gi,
chrome : /chrome\/([^\s]+)/gi
},
_render = {
ie : /msie/gi,
webkit : /webkit/gi,
gecko : /gecko/gi,
opera : /opera/gi
},
_checkUrl = "Browser.json",
_result = {};
for ( var i in _browser )
if ( _browser[i].test( _ua ) ) {
_result[i] = RegExp['$1'];
break;
}
for ( var j in _render )
if ( _render[j].test( _ua ) ) {
_result.render = j;
break;
}
return _result;
})();
/**
* @function 收录不同浏览器下的特殊属性，不断更新
* @create time : 20110930
* @nameSpace : C
*/
C.DIFF = (function(){
var isIe = C.Browser.ie,
isFx = C.Browser.firefox,
ver = parseInt(isIe);
return {
"class" : isIe && ver < 8 ? "className" : "class",
"doi" : isIe ? "readystatechange" : "DOMContentLoaded",
"innerText" : isIe ? "innerText" : "textContent",
"mouseenter" : isIe ? "mouseenter" : "mouseover",
"mouseleave" : isIe ? "mouseleave" : "mouseout",
"MouseWheel" : isFx ? 'DOMMouseScroll' : 'mousewheel'
}
})();
/**
* NameSpace 页面信息
* 20111130
* .info
* .box
*/
C.page = {
/**
* Function 返回页面即时的信息，包括页面高度，宽度，浏览器可见域高度，宽度，页面当前滚动高度
* param [dom] elem对象
* 20111130
* fix : 20120626 - 添加普通标签的信息返回
*/
info : function( elem ) {
var obj = !elem || elem === document ? window : elem;
if ( typeof obj !== 'object' ) return log( 'typeof elem must be object.' );
return obj === window ?
{
//页面高度
PH : window.innerHeight + window.scrollMaxY || document.body.scrollHeight,
//页面宽度
PW : window.innerWidth + window.scrollMaxX || document.body.scrollWidth,
//浏览器可见域高度
WH : document.documentElement.clientHeight,
//浏览器可见域宽度
WW : document.documentElement.clientWidth,
//页面当前滚动高度
ST : document.documentElement.scrollTop || document.body.scrollTop
}
:
{
//容器可见域高度
WH : elem.clientHeight,
//容器可见域宽度
WW : elem.clientWidth,
//容器当前滚动高度
ST : elem.scrollTop
}
},
/**
* Function 返回容器在页面的居中坐标
* param {number} height box高度
* param {number} width box宽度
* param {boolean} fix fixed定位标志
* 20111130
*/
box : function( height, width, fix ) {
var page = C.page.info(),
version = parseInt( C.Browser.ie );
return{
x : ( page.WW - width )/2,
y : ( page.WH - height )/2 + (fix && version < 7 ? 0 : page.ST)
}
}
}
/**
* NameSpace 关于数组的操作
* 20130130
*/
C.Array = {
copy : C.Util.copy,
/**
* Function 返回元素在数组中的位置
* @param {array} arr 数组
* @param {string|object|array|function} item 要判断的元素
* 20130210
*/
indexOf : function ( arr, item ) {
var len = arr.length;
if ( !C.Util.isArray(arr) || !len ) return -1;
if ( !arr.indexOf ) {
while ( len-- )
if ( arr[len] === item )
return len;
return -1;
// 支持 indexOf 属性
} else return arr.indexOf( item );
}
}
/**
* NameSpace 关于对象的操作
* 20130130
*/
C.Object = {
copy : C.Util.copy,
add : function ( obj ) {
}
}
/**
* Function 节点包装，构造函数
* @param {array} elems 节点数组
* 20130205
*/
var _domConstructor = function ( doms ) {
this.doms = doms;
}
// copy property from C._fn
_domConstructor.prototype = C._fn = {};
// 纠正构造函数
_domConstructor.prototype.constructor = _domConstructor;
this.$D = function ( elems ) {
if ( !elems || 'object' !== typeof elems ) return null;
return new _domConstructor( C.Util.isArray(elems) ? elems : [elems] );
};
/**
* Function 节点方法的扩展接口
* @param {String|Object} handle
* @param [Function|Object] fn
* 20130208
*/
C._fn._extend = C.extend = function ( handle, fn ) {
var belong,
property,
i;
// extend to handle
if ( (property = fn) !== undefined ) {
if ( (belong=this[handle]) === undefined ) belong = this[handle] = {};
}
// extent to this
else {
belong = this;
property = handle;
}
if ( toString.call( property ) === "[object Object]" ) {
for ( i in property ) {
if ( property.hasOwnProperty(i) ) {
if (belong[ i ]) log('property "'+ i +'" in "'+ belong +'" has been rewrite.');
belong[ i ] = property[ i ];
}
}
} else this[handle] = property;
}
/**
* NameSpace 关于事件的操作
* 20130130
* .on
* .un
* .stopPropagation
* .parentDefault
*/
C.Event = {
/**
* Function 给指定DOM节点绑定事件监听器
* @param {object dom} elem 节点
* @param {string} type 监听类型
* @param {function} fn 监听器
* @param [object dom] selector 代理节点（使用代理方式绑定）
* 20130210
*/
on : function ( elem, type, fn, selector ) {
var realType = C.DIFF[type] || type,
item,
// 公共的事件监听处理
sm = function( evt ) {
var obj = evt.target || evt.srcElement,
index,
livers;
if ( ( type == "mouseenter" || type == "mouseleave" ) && !C.Browser.ie ) {
var related = evt.relatedTarget,
current = evt.currentTarget;
//console.log( related, current )
// check, come from baidu's tangram
if (
// 如果current和related都是body，contains函数会返回false
related == current ||
// Firefox有时会把XUL元素作为relatedTarget
// 这些元素不能访问parentNode属性
// thanks jquery & mootools
//如果current包含related，说明没有经过current的边界
related &&
( C.Dom.contains( current, related ) || related.prefix == 'xul')
) return;
}
//console.log(Sizzle(selector, elem))
// on live
if ( selector ) {
//log( livers )
// match itself or contains the target
if ( (livers = Sizzle(selector, elem)).length && ((index=C.Array.indexOf(livers, obj))>-1 || (index=__contains(livers, obj))>-1) ) {
fn && fn.call( livers[index], evt );
}
// on bind
} else {
each( elem.Event[realType].fns, function ( key, fn ) {
fn.call( elem, evt );
});
}
};
// 返回目标节点的上级节点的key
// 不包含则返回-1
function __contains ( elems, tag ) {
each( elems, function ( key, val ) {
if ( C.Dom.contains(val, tag) ) return key;
});
return -1;
};
// deal with elem's events
if ( !elem ) return;
if ( !elem.Event ) elem.Event = {};
item = elem.Event[realType];
if ( !item ) {
item = elem.Event[realType] = {};
item.fns = [];
item.realFn = sm;
document.attachEvent ?
elem.attachEvent( 'on'+realType, sm )
:
elem.addEventListener( realType, sm, false );
}
item.fns.push( fn );
},
/**
* Function 给指定DOM节点解除事件监听
* @param {object dom} elem 节点
* @param {string} type 监听类型
* @param [function] fn 监听器
* 20130210
*/
un : function ( elem, type, fn ) {
var realType = C.DIFF[type] || type,
realFn,
Fns;
// remove the listener and distroy it
function _clear ( e ) {
// get the realy function
realFn = e.Event[realType].realFn;
document.detachEvent ?
e.detachEvent( 'on'+realType, realFn )
:
e.removeEventListener( realType, realFn, false );
delete e.Event[realType];
}
if ( elem.Event && (Fns = elem.Event[realType].fns) && !!Fns.length ) {
// no EventListener
if ( !fn ) return _clear( elem );
var index = C.Array.indexOf( Fns, fn );
// can find the listener
index > -1 &&
// remove in the queue of Fns
Fns.splice(index, 1) &&
// then, check the Fns.length
!Fns.length &&
// when Fns.length == 0, goto _clear
_clear( elem );
}
},
/**
* Function 阻止冒泡事件
* @param {event object} e 事件对象
* 20120305
*/
stopPropagation : function ( e ) {
e.stopPropagation ? e.stopPropagation() : e.cancelBubble = !1;
},
/**
* Function 阻止事件默认行为
* @param {event object} e 事件对象
* 20120305
*/
parentDefault : function ( e ) {
e.preventDefault ? e.preventDefault() : e.returnValue = !1;
},
/**
* Function key.on 支持 组合键 (ctrl,shift,alt)；
* 支持 同一按键上绑定不同方法，会按照绑定先后顺序而执行；
* @param expression{string} 按键表达式
* @param callback{function} 回调
* 不允许单独绑定 组合键
* ps: 不支持 主要是由于 目前没有这变态的需求；
* 减少逻辑代码量
* use: C.Event.key.on("ctrl + delete", function (){console.log("do it")});
* date: 20130115
* design by J.do
*/
/**
* Function key.un 卸载整个键盘监听事件
* 卸载指定按键的指定事件
* 卸载指定按键的所有监听事件
* @param [string] arguments[0] 按键表达式
* @param [function]arguments[1] 监听器
* use: C.Event.key.un("a", listener);
* C.Event.key.un("a");
* C.Event.key.un();
* 20130218
* design by J.do
*/
key : (function () {
var _FnKey = {
CTRL : "ctrlKey",
ALT : "altKey",
SHIFT : "shiftKey"
},
_CodeMap = {
"ESC" : 27,
"ENTER" : 13,
"SPACE" : 32,
"DELETE" : 46,
"PAGEUP" : 33,
"PAGEDOWN" : 34,
"UP" : 38,
"DOWN" : 40,
"LEFT" : 37,
"RIGHT" : 39
},
_isPressFnKey = function (e) {
for ( var i in _FnKey )
if ( e[_FnKey[i]] ) return !0;
return !1;
},
_Condition = function ( exps ) {
// Fn + ~
if ( /\+/g.test(exps) ) {
return exps
.replace( "+", "&&")
.replace( /(\w+)/g, function ( a ) {
if ( a ) {
if ( _FnKey[a] ) return "e." + _FnKey[a];
return _CodeMap[a] ?
"e.keyCode === " + _CodeMap[a]
:
"String.fromCharCode(e.keyCode) === '" + a + "'";
}
});
} else {
return _CodeMap[exps] ?
// other word key
"e.keyCode === " + _CodeMap[exps] + " && !_isPressFnKey(e)"
:
// A-Z0-9
"String.fromCharCode(e.keyCode) === '" + exps + "'";
}
},
_listener = function ( e ) {
each( document.keyEvents, function ( k, v ) {
if ( eval(v.exp) ) {
each( v.listener, function ( m, n ) {
n.call( v, e );
})
}
});
},
// remove all the events
_unAll = function () {
C.Event.un( document, "keydown", _listener );
delete document.keyEvents;
},
// remove all the "key"'s events
_unType = function ( type ) {
delete document.keyEvents[type];
// when global key event is empty, remove all the events
C.Util.isEmptyObject(document.keyEvents) && _unAll();
};
return {
on : function ( expression, listener ) {
var exps = expression.replace(/\s/g, "").toUpperCase().split(','),
events = document.keyEvents;
if ( !events ) events = document.keyEvents = {};
// listen global keydown event
C.Util.isEmptyObject(events) && C.Event.on( document, "keydown", _listener );
each( exps, function ( k, v ) {
if ( !_FnKey[v] ) {
var item = events[v];
// create for first time
if ( !item ) {
item = events[v] = {};
item.exp = _Condition( v );
item.self = v;
item.listener = [];
}
item.listener.push( listener || function () {} );
} else console.log("You can't add event listener only on the following key : Ctrl,Shift,Alt");
});
},
un : function () {
var events = document.keyEvents;
if ( events || !C.Util.isEmptyObject(events) ) {
var len = arguments.length;
// remove all the events
if ( len == 0 ) {
_unAll();
} else {
var exps = arguments[0].replace(/\s/g, "").toUpperCase().split(','),
item,
arg1 = arguments[1],
index,
listener;
each( exps, function ( k, v ) {
if ( (item=events[v]) !== undefined ) {
// remove all the key's events
if ( len === 1 ) {
_unType( v );
} else {
//console.log( )
// when arg1 in item.listener, goto remove it
(index = C.Array.indexOf( (listener = item.listener), arg1 )) > -1 &&
// when remove success, check the listener is empty ?
!!listener.splice( index, 1 ) &&
// if empty then goto remove all the "key"'s events
!listener.length && _unType( v );
}
}
});
}
}
}
}
})()
};
/**
* 事件操作
* 20130214
* .on
* .un
* .live
* .unlive
*/
C._fn._extend({
/**
* Function 给指定DOM节点绑定事件监听器
* @param {type} 监听类型
* @param {fn} 监听器
* 20130210
*/
on : function( type, fn ) {
var on = C.Event.on;
each( this.doms, function ( key, val ) {
on( val, type, fn );
});