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jquery實作的滑鼠拖曳排序Li或Table_jquery

WBOY
發布: 2016-05-16 16:50:17
原創
1498 人瀏覽過

1、前端頁

複製程式碼 程式碼如下:






廣告管理







//新增廣告
function addlinks() {
editWidget( "PhoneArticleListPageInsOrUp.aspx");
}
腳本>

$(function () {
$('.sortable') .sortable({ 遊標: '移動' });
});
腳本>

//編輯
function editlink( prefix, aftfix, obj) {
editWidget("PhoneArticleListPageInsOrUp.aspx?ID=" obj);
}
腳本>

function getsortresult(prefix, aftfix) {
var flag = document.getElementById("" prefix "_sortable_" aftfix "");
if (flag) {
var result = $("#" prefix " _sortable_" aftfix "").sortable('toArray');
$(":button").attr("已停用", "已停用"); $(":提交").attr("已停用", "已停用");
$("#delay_" prefix "_" aftfix "").show();
$("#normal_" 前綴"_" 後綴"").hide ();
$.ajax({
url: "PhoneArticleListPage_2.aspx?word=" result,
快取: false,
成功: 函數(html) {
$("# delay_" 字首"_" aftfix "").hide();
$("#normal_" prefix "_" aftfix "").show();
$(":button").removeAttr( "已停用" ); $(":提交").removeAttr("已停用");
警報(標誌);
alert("手機文章清單排列順序保存成功! ");
}
else {
alert("不需要排序的手機文章清單!");
return false;
}
}













value="保存顺序" />

提示:按住鼠标拖动链接,之后单击保存按钮就可以完成对链接的排列












2、CSS樣式

[css] view plaincopy在CODE上查看代碼片派生到我的代碼片

body,div,dl,dt, dd,ul,ol,li ,h1,h2,h3,h4,h5,h6,pre,代碼,表單,字段集,圖例,輸入,按鈕,文字區域,p,區塊引用,th,td{邊距:0;填充: 0;}
table{border-collapse:collapse;border-spacing:0;}
ol,ul{list-style:none;}

a{color:#333;text-裝飾:無;}
a:hover{顏色:#f30;text-decoration:底線}

body{font-family:"宋體",Arail,verdana;font-size:12px;line -高度: 1.5em;顏色:#222;背景:#fff ;}


.clearfix:after{內容:".";顯示:塊;高度:0;清除:兩者;可見性: hidden;}
.clearfix{display:block;}
* html .clearfix{height:1%;}
.clear{clear:both;}

/* 文字顏色* /
.tr{text-align:right}
.tl{text-align:left;}
.tc{text-align:center;}

/*浮動* /
.fn-fl{float:left;}
.fn-fr{float:right;}

.m5{margin:5px;} .m10{margin:10px;}
.mt5 { 上邊距:5px;}.mr5 { 右邊距:5px;}.mb5 { 下邊距:5px;}.ml5 { 左邊距:5px;}
.mt10 { 邊距-頂部:10px; }.mr10 { 右邊距:10px;}.mb10 { 底邊距:10px;}.ml10 { 左邊距:10px;}

.p5{padding:5px;} . p10{padding:10px; }
.pt5 { padding-top:5px;}.pr5 { padding-right:5px;}.pb5 { padding-bottom:5px;}.pl5 { padding-left:5px;}
.pt10 { padding-top:10px;}.pr10 { padding-right:10px;}.pb10 { padding-bottom:10px;}.pl10 { padding-left:10px;}

。 mt30{margin-top:30px;}.mb30{margin-bottom:30px;}
.pt30{padding-top:30px;}.pb30{padding-bottom:30px;}

/*狀態無效*/
input[disabled], select[disabled], textarea[disabled], input[readonly], select[readonly], textarea[readonly] {background-color: #eee;cursor: not-allowed; box-shadow:none;opacity:0.5}

/*下拉列表*/
select{border:1pxsolid #ccc;border-radius:3px;padding:1px 2px;}

/*輸入框*/
輸入:-moz-placeholder,textarea:-moz-placeholder {color: #999999;}
輸入:-ms-input-placeholder,textarea:-ms-input-佔位元符{顏色:#999999;}
輸入::-webkit-input-placeholder,textarea::-webkit-input-placeholder {顏色:#999999;}

.txt,textarea,input [ type="text"], input[type="password"] {border: 1pxsolid #ccc;box-shadow: 0 1px 1px rgba(0, 0, 0, 0.075) inset;transition: 邊框0.2s 線性0s, box-shadow 0.2s 線性0s;border-radius:3px;padding:2px 3px;}
.txt:focus,textarea:focus,input[type="text"]:focus, input[type="password" ]:focus {邊框: 1pxsolid #2C5193;box-shadow: 0 1px 1px rgba(0, 0, 0, 0.075) 插圖, 0 0 8px rgba(44, 81, 147, 0.6);字型大小:12px;行高:18px;}
.txt20{寬度:20px;}
.txt30{寬度:30px;}
.txt50{寬度:50px;}
.txt寬度:75px;}
.txt85{寬度:85px;}
.txt100{寬度:100px;}
.txt125{寬度:125px;}
.txt150{寬度:150px ; 🎜>.txt175{寬度:175px;}
.txt200{寬度:200px;}
.txt:250{寬度:250px;}
.txt280{寬度}280px;; :300px;}
.txt350{寬度:350px;}
.txt400{寬度:400px;}

/*標準表格*/
.fn-table{寬度:100% ;}
.fn-table>tbody>tr>td{padding:3px;背景:#fff;邊框:1px 實體#CEDCED;}
.fn-table>tbody>tr>th{背景:# E3F5FF;填充:2px;邊框:1px 實心#CEDCED;字體粗細:粗體;}

.fn-table-space>tbody>tr:nth-child(2n 1)>td {background:# efefef;}

/*細線表格*/
.fn-table-line>tbody>tr>td{}

/*滑鼠懸停錶格*/
.fn-table-mouse>tbody>tr:nth-child(2n 1)>td{background:#efefef;}
.fn-table tr.on>tbody>tr>td,.fn -table-mouse >tbody>tr:hover>td{background:#FCF8E3;}

/*功能表格*/
.fn-table-function>tbody>tr>td:nth-child (2n 1) {背景:#E3F5FF;文字對齊:右;字體粗細:粗體;}
.fn-table-function>tbody>tr>td:first-child{背景:#E3F5FF;文字- align:right;font -weight:bold;}

/*乾淨的表格*/
.fn-table-clear{}
.fn-table-clear>tbody>tr>td{填充:3px;背景:#fff;邊框:無;}
.fn-table-clear>tbody>tr>th{背景:#E3F5FF;填滿:3px;邊框:無;}

/*iframe 頭部樣式,僅後台部分案例*/
.fn-iframe-hd{padding:2px 5px;background:#2C5193;margin-bottom:30px;line-height:22px;height:22px;color :#fff;位置:固定;左:0;頂部:0;寬度:100%;}
.fn-iframe-hd .close{background:url(/Manager/Themes/images/icons/filled.png ) 無重複中心center;float:right;width:14px;height:13px;cursor:pointer;padding:4px 5px;margin-right:10px;}
.fn-iframe-hd .close:hover{opacity :0.8;}
.fn-iframe-hd .tt{float:left;font-weight:bold;}

/*標準Tab選項卡*/
.fn-tab .hd li{float:left;margin-right:2px;padding:2px 5px;border:1pxsolid #2C5193;border-radius :border-radius : 5px 5px 0 0;遊標:指標;背景:#2C5193;顏色:#fff;}
.fn-tab .hd li.on{背景:#4B8AF9;顏色:#fff;邊框:1px 實心#4B8AF9 ; border-bottom:0;}
.fn-tab .bd{border:1pxsolid #ddd;padding:3px;margin-top:-1px;}
.fn-tab .bd div.item{顯示:無;}
.fn-tab .bd div.on{display:block;}

/*搜尋框*/
.fn-searchbar{border:1pxsolid #CEDCED; padding:2px ;border-radius:3px;}
.fn-searchbar 輸入,.fn-searchbar select{vertical-align:middle;}

/*分頁*/
.fn-分頁器{背景:#E3F5FF;邊框:1px 實心#CEDCED;邊距:0 0 5px;邊框頂部:0;}
.fn-分頁器div{行高:26px;空白:nowrap;word-中斷:break- all;}
.fn-pager input{margin-left:5px;}
.fn-pager a{border:1pxsolid #E3F5FF;; {背景:#2C5193;邊框:1px Solid #2C5193;顏色:#fff;padding:3px 5px;font-weight:bold;}
.fn-pager a:hover{背景:#2C5193 ;邊框:1px 實心:1px #2C5193;顏色:#fff;}
.fn-pager 輸入,.fn-pager 選擇,.fn-pager a,.fn-pager span{vertical-align:middle;}
.fn-pagerExt {float:right;margin-top:-22px;}
.fn-pagerExt input{vertical-align:middle;}

/*按鈕*/
.btn ,.fn-pager輸入[type='提交']{邊框半徑:3px;填充:1px 2px;邊框:1px 實心#B3B3B3;遊標:指針;背景圖像:線性漸變(到底部,#fff, #e6e6e6);框陰影:0 1px 0 rgba(255, 255, 255, 0.2) 插圖,0 1px 2px rgba(0, 0, 0, 0.05);顏色:#666;行高:20px;垂直對齊:中間;文字裝飾:無;填充: 1px 3px ;}
a.btn{填充:3px 6px;}
.btn:hover{背景:#eee;文字裝飾:無;}

.btn-on,.fn- pager input[type='submit']{背景圖像:線性漸變(到底部,#4b8af9,#2C5193);顏色:#fff;邊框顏色:rgba(0, 0,0,0.1) rgba(0,0, 0,0.1) rgba(0,0,0,0.1);背景顏色:#2C5193;邊框:1px 實心#2C5193 ;}
.btn-on:懸停,.fn-pager 輸入[type='提交']:懸停{背景:#4b8af9;顏色:#fff;}

.btn-gray{背景:線性漸變(到底部,#ccc ,#effefef);顏色:#fff;邊框顏色:rgba(0,0,0,0.1) rgba(0,0,0,0.1) rgba(0,0,0,0.1);遊標:不允許;}
.btn-gray:hover{背景: #eee;text-decoration:none;}

.btn:active{box-shadow:inset 0 1px 2px rgba(0,0,0 ,.25),插入0 1px 3px rgba(0,00 ,0,0.15);}

#tooltip{位置:絕對;邊框:1px 實心#333;背景:#f7f5d1;填滿:2px 5px ;顏色:#333;顯示:無;寬度:500px; }
#tooltip{位置:絕對;顏色:#333;顯示:塊;背景顏色:#fff;邊框:1px 實心#555;框-陰影:0 0 10px rgba(0,0,0,.3 );邊框半徑:5px;填充:3px;最小寬度:160px;最小高度:80px;}
#tooltip img{邊框半徑:5px;}

/*文字大小*/
.font12{font-size:12px;}
.font13{font-size:13px;}
.font14{font-大小:14px;}
.font15{字體大小:15px;}
.font16{字體大小:16px;}
.font17{字體大小:17px;}
.font18{ font-size:18px;}
/*文字顏色*/
.font- red{顏色:紅色;}
.font-green{顏色:綠色;}
.font-white{顏色:白色;}
.font-gray{顏色:灰色;}

/*滑鼠標記*/
.hand{遊標:指標;}


3.主要js

jquery.js

ui.core .js

[javascript] view plaincopy在CODE上查看代碼片派生到我的代碼片

/*
* jQuery UI 1.7.1
*
*版權所有(c) 2009 AUTHORS.txt (http://jqueryui.com/about)
* 取得MIT 雙重授權(MIT-LICENSE.txt)
* 和GPL (GPL-LICENSE.txt) 許可證。
*
* http://docs.jquery.com/UI
*/
;jQuery.ui || (function($) {

var _remove = $. fn.remove,
isFF2 = $.browser.mozilla && (parseFloat($.browser.version) < 1.9);

//輔助函數與ui 物件
$.ui = {
version: "1.7.1",

// $.ui.plugin 已棄用,請改用代理模式。集合) {
var proto = $.ui[module].prototype;
for(var i in set) {
proto .plugins[i] = proto.plugins[i] || []; proto.plugins[i].push([選項, set[i]]); >call: function(instance, name, args) {
var set = instance.plugins[name];
if(! set || !instance.element[0].parentNode) { return; >
for (var i = 0; i < set.length; i ) {
if (instance.options[set[i][ 0]]) {
set[i][1] .apply(instance.element, args);
}
}
}
},

包含: function(a, b) {
return document.compareDocumentPosition
?a.compareDocumentPosition(b) & 16
: a !== b && a.contains(b);
},

hasScroll: function(el, a) {

//如果overflow被隱藏,元素可能有多餘的內容,但是使用者想要隱藏它
if ($(el).css ('overflow') == 'hidden') { return false ; }

var 捲動= (a && a == '左') ? 'scrollLeft' : 'scrollTop',
has = false ;

if (el[scroll] > 0) { return true; }

// TODO:確定哪些情況實際上會導致這種情況發生
// 如果元素沒有設定滾動,看看是否可以
// 設定滾動
el[滾動] = 1;
has = (el[scroll] > 0);
el[滾動] = 0;
回報有;
},

isOverAxis: function(x, reference, size) {
//判斷x座標何時超過「b」元素軸
return (x > reference) && ( x <(參考尺寸));
},

isOver: function(y, x, top, left, height, width) {
//判斷x,y座標何時超過「b」元素
return $ .ui.isOverAxis(y, 頂部, 高度) && $.ui.isOverAxis(x, 左, 寬度);
},

keyCode: {
退格: 8,
CAPS_LOCK: 20,
逗號: 188 ,
控制: 17,
刪除: 46,
向下:40,
結束:35,
輸入:13,
退出:27,
家:36 ,
插入:45,
左:37,
NUMPAD_ADD:107,
NUMPAD_DECIMAL:110,
NUMPAD_DIVIDE:111,
MPAMPAD_ENTER>NUMPAD_DIVIDE:111,
MPAMPAD_ENTER>NUMPAD_DIVIDE:111,
NUMPAD_ENTER:10860010707070303:7070707070703:0307070703:0303:NUFFS:10800001373:20707073:03033:0373:033:F37>
NUMPAD_SUBTRACT:109,
PAGE_DOWN:34,
PAGE_UP:33,
句點:190,
右:39,
SHIFT:16,
空格:空格: 🎜>TAB:9,
向上:38
}
};

// WAI-ARIA 標準化
if (isFF2) {
var attr = $.attr ,
removeAttr = $.fn.removeAttr,
ariaNS = "http:// /www.w3.org/2005/07/aaa",
ariaState = /^aria-/,
ariaRole = /^wairole:/;

$.attr = function(elem, name, value) {
var set = value !== undefined;

return (name == 'role'
? (set
? attr.call(this, elem, name, "wairole:" value)
: (attr.apply(this , 參數) || "").replace( ariaRole, ""))
: (ariaState.test(name)
? (set
? elem.setAttributeNS(ariaNS,
name.replace) (ariaState, "aaa:"), value )
: attr.call(this, elem, name.replace(ariaState, "aaa:")))
: attr.apply(this, argument))) ;
};

$.fn.removeAttr = function(name) {
return (ariaState.test(name)
? this.each(function() {
this.removeAttributeNS(ariaNS, name) .replace( ariaState, ""));
}) : removeAttr.call(this, name));
};
}

//jQuery 外掛程式
$.fn.extend>
//jQuery 外掛程式
$.fn.extend>
//jQuery 外掛程式
$.fn.extend ({
remove: function() {
// Safari 有一個原生的移除事件,它實際上會移除DOM 元素,
// 所以我們必須使用triggerHandler 而不是trigger (#3037 )
$("*", this).add(this).each(function() {
$(this).

enableSelection: function() {
回傳這個
.attr('不可選擇', '關閉')
.css('MozUserSelect', '')
.unbind('selectstart.ui')
},

disableSelection : function() {
回傳這個
.attr('unselectable', 'on')
.css('MozUserSelect', 'none')
.bind('selectstart.ui' , function() { return false; });

scrollParent: function() {
varscrollParent;
if(($.browser.msie && (/(static|相對)/). test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
scrollParent = this.parents().filter (function() {
return (/(relative|absolute|fixed)/).test($.curCSS(this,'position',1)) && (/(auto|scroll)/).test($ .curCSS(這, '溢出',1) $.curCSS(這,'溢出-y',1) $.curCSS(這,'溢出-x',1));
}).eq(0);
} else {
scrollParent = this.parents().filter(function() {
return (/(auto|scroll)/).test($.curCSS(this,'overflow',1) ) $ .curCSS(this,'overflow-y',1) $.curCSS(this,'overflow-x',1));
}).eq(0);
}

return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(文檔) : 滾動父級;
}
});


//附加選擇器
$.extend($.expr[':'], {
data: function(elem, i, match) {
return !! $.data(elem , match[3]);
},

focusable: function(element) {
var nodeName = element.nodeName.toLowerCase(),
tabIndex = $ .attr(element, 'tabindex');
return (/input|select|textarea|button|object/.test(nodeName)
?!element.disabled
: 'a' == nodeName | | 'area' = = nodeName
? element.href || !isNaN(tabIndex)
: !isNaN(tabIndex))
// 元素及其所有祖先必須可見
/ / 瀏覽器可能會報告該區域被隱藏
&& !$(element)['area' == nodeName ? 'parents' : 'closest'](':hidden').length; 🎜>
tabable: function(element) {
var tabIndex = $.attr(element, 'tabindex');
return (isNaN(tabIndex) || tabIndex >= 0) && $(element ).is(':可聚焦');
}
});


// $.widget 是一個創建jQuery 插件的工廠
// 從插件程式碼中取出一些樣板程式碼
function getter(namespace, plugin, method, args) {
function getMethods(type) {
varmethods = $[namespace][plugin][type] || [];
return(typeofmethods=='string'?methods.split( /,?s/):methods);
}

varmethods = getMethods('getter');
if (args.length == 1 && typeof args[0] == 'string ') {
methods =methods.concat(getMethods('getterSetter'));
}
return ($.inArray(方法, 方法) != -1);
}

$.widget = 函數(name, 原型) {
var 命名空間= name.split(".")[0];
name = name.split(".")[ 1];

// 建立外掛方法
$.fn[name] = function(options) {
var isMethodCall = (typeof options == 'string'),
args = Array.prototype .slice.call(參數, 1);

// 阻止呼叫內部方法
if (isMethodCall && options.substring(0, 1) == '_') {
return this;
}

// 處理getter 方法
if (isMethodCall && getter(namespace, name, options, args)) {
var instance = $.data(this(this[000 ], name );
return (instance ? instance[options].apply(instance, args)
: undefined);
}

// 處理初始化和非getter 方法
return this.each(function() {
var instance = $.data(this, name);

// 建構子
(!instance && !isMethodCall &&
$. data(this, name, new $[namespace][name](this, options))._init()); 🎜>// 方法呼叫
(instance && isMethodCall && $.isFunction(instance[options]) &&
instance[options].apply(instance, args))
});
};

// 建立小元件建構子
$[namespace] = $[namespace ] || {};
$[命名空間][名稱] = 函數(元素, 選項) {
var self = this;

this.namespace = 命名空間;
this .widgetName = 名稱;
this.widgetEventPrefix = $[命名空間][名稱].eventPrefix ||名稱;
this.widgetBaseClass = 命名空間'-' 名稱;

this.options = 命名空間'-' 名稱;

this.options = $.extend({},
$.widget.defaults,
$[namespace][name].defaults,
$.metadata && $.metadata。 get(元素)[名稱],
選項);

this.element = $(element)
.bind('setData.' name, function(event, key, value) {
if (event.target == element) {
return self._setData(key, value);
}
})
.bind('getData.' name, function(event,, key) {
if (event.target == element ) {
return self._getData(key);
}
})
.bind('remove', function() {
return self.destroy();
} );
};

// 新增小部件原型
$[namespace][name].prototype = $.extend( {}, $.widget.prototype, prototype);

// TODO:合併小部件原型的getter 和getterSetter 屬性
// 和外掛程式原型
$[namespace][name]. getterSetter = 'option';
};

$.widget.prototype = {
_init: function() {},
destroy: function() {
this.el},
destroy: function() {
this.element .removeData(this.widgetName)
. removeClass(this.widgetBaseClass '-disabled' ' ' this.namespace '-state-disabled')
.removeAttr('aria-disabled');
},

選項: 函數(鍵, 值) {
var options = key,
self = this;

if (typeof key == "string") {

if (typeof key == "string") {
if (value === undefined) {
return this._getData(key);
}
選項= {};
選項[鍵] = 值;
}

$.each(選項, 函數(鍵, 值) {
self._setData(鍵, 值);
});
},
_getData: function(key) {
return this.options[key];
},
_setData: function(key, value) {
this.options[key] = value;

if (key == '停用') {
this.element
[值? 'addClass' : 'removeClass'](
this.widgetBaseClass '-disabled' ' '
this.namespace '-state-disabled')
.attr("aria-disabled", value);
}
},

enable: function() {
this._setData('disabled', false);
},
disable: function() {
this._setData('disabled', true);
},

_trigger: function(type, event, data) {
var callback = this.options[type],
eventName = (type == this.widgetEventPrefix
類型:this.widgetEventPrefix 類型);

事件= $.Event(Event) ;
event.type = eventName;

// 將原始事件屬性複製到新事件
// 如果我們可以呼叫$.event.fix 而不是$.Event
//就會發生這種情況
// 但我們沒有強制多次修復事件的方法
if (event.originalEvent) {
for (var i = $.event.props.length, prop; i ;) {
prop = $. event.props[--i];
event[prop] = event.originalEvent[prop];
}
}

this. element.trigger(事件, 資料);

return !($.isFunction(callback) && callback.call(this.element[0], event, data) === false
|| event .isDefaultPrevented());
}
};

$.widget.defaults = {
停用: false
};



** *滑鼠互動插件 **/

$.ui.mouse = {
_mouseInit: function() {
var self = this;

this.element
.bind ('mousedown.' this.widgetName, function(event) {
return self._mouseDown(event);
})
.bind( '點擊。 ' this.widgetName, function(event) {
if(self._preventClickEvent) {
self._preventClickEvent = false;
event.stopImmediatePropagation()
回傳false; } <🎜se>};

// 阻止IE 中的文字選擇
if ($.browser.msie) {
this._mouseUnselectable = this.element.attr('unselectable');
this.element .attr('不可選擇', '開啟'); <🎜>} <🎜><🎜>this.started = false; <🎜>},

// TODO:確保銷毀一個滑鼠實例不會幹擾
// 滑鼠的其他實例
_mouseDestroy: function() {
this.element.unbind( '.' this .widgetName);

// 恢復IE 中的文字選擇
($.browser.msie
&& this.element.attr('unselectable', this._mouseUnselectable));
},

_mouseDown: function(event) {
// 不要讓多個小部件處理mouseStart
// TODO:弄清楚為什麼我們必須使用originalEvent
事件.originalEvent = 事件.originalEvent || {};
if (event.originalEvent.mouseHandled) { return; }

// 我們可能錯過了mouseup(在視窗外)
(this._mouseStarted && this. _mouseUp(event));

this._mouseDownEvent = 事件;

var self = this,
btnIsLeft = (event.which == 1),
elIsCancel = (Left = (event.which == 1),
elIsCancel = (Left = (event.which == 1),
elIs” this.options.cancel == "string" ? $(event.target). parents().add(event.target).filter(this.options.cancel).length : false);
if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) {
回傳true;
}

this.mouseDelayMet = !this.options.delay;
if (!this.mouseDelayMet.motions. ) {
this._mouseDelayTimer = setTimeout(function() {
self.mouseDelayMet = true;
}, this.options.delay);
}

if (this. _mouseDistanceMet(event) && this._mouseDelayMet(event)) {
this._mouseStarted = (this._mouseStart(event) !== false);
if (!this._mouseStarted) { event.preDefault ();
回傳真;
}
}

// 這些委託需要保留上下文
this._mouseMoveDelegate = function(event) {
return self._mouseMove( event);
};
this._mouseUpDelegate = function(event) {
return self._mouseUp(event);
};
$(文檔)
.bind(' mousemove.' this.widgetName, this._mouseMoveDelegate)
.bind('mouseup.' this.widgetName, this._mouseUpDelegate);

// PreventDefault() 用於阻止此處選擇文字-
// 但是,在Safari 中,這會導致選擇框不再可選
//,因此此修復是需要
($.browser.safari || event.preventDefault());

event.originalEvent.mouseHandled = true;
回傳真;
},

_mouseMove: function(event) {
// IE mouseup 檢查- 當滑鼠離開視窗時發生mouseup
if ($.browser.msie && !event.button ) {
回傳this._mouseUp(event);
}

if (this._mouseStarted) {
this._mouseDrag(event);
回傳event.preventDefault();
}

if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
this._momouseed =
(this._mouseStart(this._mouseDownEvent, event) != =假);
(this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event));
}
}

return !this._mouseStarted;
},

_mouseUp: 函數(事件) {
$(文檔)
.unbind('mousemove.' this.widgetName, this ._mouseMoveDelegate)
.unbind(' mouseup.' this.widgetName, this._mouseUpDelegate);

if (this._mouseStarted) {
this._mostStarted = false; = (event.target == this._mouseDownEvent.target);
this._mouseStop(事件);
}

回傳false;
},

回傳false;
},
_mouseDistanceMet: function(event) {
return (Math.max(
Math.abs(this._mouseDownEvent.pageX - event.pageX),
Math. abs(this._mouseDownEvent.pageY - event.pageY)
) >= this.options.distance
);
},

_mouseDelayMet: function(event) {
return this.mouseDelayMet
;


; 🎜>// 這些是佔位符方法,可以透過擴充插件來覆寫
_mouseStart: function(event) {},
_mouseDrag: function(event) {},
_mouseStop: 函數(事件) {},
_mouseCapture: 函數(事件) { return true; }
};

$.ui.mouse.defaults = {
取消: null,
距離: 1 ,
延遲: 0
};

})(jQuery);


ui.sortable.js


[javascript] view plaincopy 在CODE 上查看代碼片派生到我的代碼片

/*
* jQuery UI Sortable 1.7.1
*
* 版權所有(c) 2009 AUTHORS.txt ( http://jqueryui.com/about)
* MIT 雙重授權(MIT-LICENSE.txt )
* 和GPL (GPL-LICENSE.txt) 授權。
*
* http://docs.jquery.com/UI/Sortables
*
* 取決於:
* ui.core.js
*/
( function ($) {

$.widget("ui.sortable", $.extend({}, $.ui.mouse, {
_init: function() {

var o = this.options;
this.containerCache = {};
this.element.addClass("ui-sortable");

//取得項目
this.refresh( );

//判斷項目是否浮動
this.floating = this.items.length ? (/left|right/).test(this.items[0].item.css ('float ')) : false;

//確定父級的偏移量
this.offset = this.element.offset();
<🎜>//初始化滑鼠事件互動< 🎜>this._mouseInit()<🎜><🎜>},

destroy: function() {
this.element
.removeClass("ui-sortable ui-sortable-disabled")
.removeData("sortable")
.解除綁定(".sortable");
this._mouseDestroy();

for ( var i = this.items.length - 1; i >= 0; i-- )
this.items[i].item.removeData("sortable-item");
},

_mouseCapture: function(event, overrideHandle) {

if (this.reverting) {
return false;
}

if(this.options.disabled || this.options.type == 'static') return false;

//我們必須先刷新一次項目資料
this._refreshItems(event);

//找出被點擊的節點(或其父節點之一)是否是this.items 中的實際項目
var currentItem = null, self = this,nodes = $(event.target). parents().each(function() {
if($.data(this, 'sortable-item') == self) {
currentItem = $(this);
return false;
}
});
if($.data(event.target, 'sortable-item') == self) currentItem = $(event.target);

if(!currentItem) 回傳false;
if(this.options.handle && !overrideHandle) {
var validHandle = false;













$(this.options.handle, currentItem).find("*").andSelf().each(function() { if(this == event.target) validHandle = true; });
if(! validHandle) 回傳false;
}

this.currentItem = currentItem;
this._removeCurrentsFromItems();
傳回真;


_mouseStart: function(event, overrideHandle, noActivation) {

var o = this.options, self = this;
this.currentContainer = this;

//我們只需要調用refreshPositions ,因為refreshItems呼叫已經移至mouseCapture
this.refreshPositions();

//建立並追加可見的helper
this.helper = this._createHelper(event);

//快取helper大小
this._cacheHelperProportions();

/*
* - 位置產生-
* 該區塊產生與位置相關的所有內容- 它是可拖曳的核心。
*/

//快取原始元素的邊距
this._cacheMargins();

//取得下一個滾動父級
this.scrollParent = this. .helper.scrollParent();

//元素在頁面上的絕對位置減去邊距
this.offset = this.currentItem.offset();
this.offset = {
top: this.offset.top - this.margins.top,
left: this.offset.left - this.margins.left
};

// 只有在獲得偏移量後,我們才能將助手的位置更改為絕對
// TODO:仍然需要找到一種方法來實現相對排序
this.helper.css (“位置”,“絕對”);
this.cssPosition = this.helper.css("position");

$.extend(this.offset, {
click: { //點擊發生的位置,相對於元素
left : event.pageX - this.offset.left,
top: event.pageY - this.offset.top
},
parent: this._getParentOffset(),
relative: this._getRelativeOffset( ) //這是相對於絕對位置減去實際位置計算- 僅用於相對定位助手
});

//產生原始位置
this.originalPosition = this._generatePosition(event );
this.originalPageX = event.pageX;
this.originalPageY = event.pageY;

//如果提供了'cursorAt',則調整滑鼠相對於助手的偏移
if(o.cursorAt)
this._adjustOffsetFromHelper(o.cursorAt);

//快取前一個DOM 位置
this.domPosition = { prev: this.currentItem.prev()[ 0],parent: this.currentItem.parent()[0] };

//如果helper不是原來的,則隱藏原來的,這樣在拖曳過程中它就不會發揮任何作用,這樣不會造成任何不好的結果
if(this.helper[0] != this.currentItem[0]) {
this.currentItem.hide();
}

//建立佔位符
this._createPlaceholder();

//如果在選項中給定則設定包含
if(o.containment)
this._setContainment() ;

if(o.cursor) { // 遊標選項
if ($('body').css("cursor")) this._storedCursor = $('body').css( "遊標」);
$('body').css("cursor", o.cursor);
}

if(o.opacity) { // 不透明度選項
if (this.helper.css("opacity")) this._storedOpacity = this.helper.css("opacity" );
this.helper.css("不透明度", o.opacity);
}

if(o.zIndex) { // zIndex 選項
if (this.helper.css("zIndex")) this._storedZIndex = this.helper.css("zIndex" );
this.helper.css("zIndex", o.zIndex);
}

//準備滾動
if(this.scrollParent[0] != document && this.scrollParent [0].tagName != 'HTML')
this.overflowOffset = this.scrollParent.offset();

//呼叫回呼<🎜>this._trigger("start", event, this ._uiHash()); <🎜><🎜>//重新快取助理大小<🎜>if(!this._preserveHelperProportions) <🎜>this._cacheHelperProportions(); <🎜><🎜><🎜啟動」事件發佈到可能的容器<🎜>if(!noActivation) { <🎜>for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]. _trigger("activate", event, self._uiHash(this)); } <🎜>}

//準備可能的droppables
if($.ui.ddmanager)
$.ui.ddmanager.current = this;

if ($.ui.ddmanager && !o.dropBehaviour)
$.ui.ddmanager.prepareOffsets(this, event);

this.dragging = true;

this.helper.addClass("ui-sortable- helper");
this._mouseDrag(事件); //執行一次拖曳- 這會導致助手在獲得正確位置之前不可見
return true;

},

_mouseDrag: function(event) {

//計算助理位置
this.position = this._generatePosition(event);
this.positionAbs = this._convertPosition(event);
this.positionAbs = this._convertPosition("absolute");

if (!this.lastPositionAbs) {
this.lastPositionAbs = this.positionAbs;
}

//進行滾動
if(this.options.scroll) {
var o = this.options,scrolled = false;
if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') {

if((this.overflowOffset.top this.scrollParent[0] .offsetHeight) - event.pageY this.scrollParent[0].scrollTop = 捲動= this.scrollParent[0].scrollParent[0].scrollTop = 捲動= this.scrollParent[0].scrollParent[0].scrollTop = 滾動= this.scrollParent[0].scrollParent o .scrollSpeed;
else if(event.pageY - this.overflowOffset.top < o.scrollSensitivity)
this.scrollParent[0].scrollTop = 滾動= this.scrollParent[0].scrollTopop - o.scroll;

if((this.overflowOffset.left this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
this.scrollParent[0].scrollLeft = 滾動= this. 0].scrollLeft o.scrollSpeed;
else if(event.pageX - this.overflowOffset.left this.scrollParent[0].scrollLeft = 捲動= this.scrollParent[0].scrollParent[0].scrollLeft = 滾動= this.scrollParent[0].scrollParft - o.scrollSpeed;

} else {

if(event.pageY - $(document).scrollTop() 捲動= $(document).scrollTop ($(document) ).scrollTop() - o.scrollSpeed);
else if($(window).height() - (event.pageY - $(document).scrollTop()) scrolled = $(document).scrollTop($(document) ).scrollTop() o.scrollSpeed);

if(event.pageX - $(document).scrollLeft() 滾動= $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed );
else if($(window).width() - (event.pageX - $(document ).scrollLeft()) scrolled = $(document).scrollLeft($(document) ).scrollLeft() o.scrollSpeed);

}

if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
$.ui.ddmanager.prepareOffsets(this, event);
}

//重新生成用於位置檢查的絕對位置
this.positionAbs = this._convertPositionTo("absolute");

//設定輔助位置
if(!this.options.axis || this.options. axis != "y") this.helper[0].style.left = this.position .left 'px';
if(!this.options.axis || this.options.axis != "x" ) this.helper[0].style.top = this.position.top 'px';

//重新排列
for (var i = this.items.length - 1; i >= 0; i--) {

//快取變數和交集,繼續如果沒有交集
var item = this.items[i], itemElement = item.item[0], junction = this. _intersectsWithPointer(item);
if (!intersection) 繼續;

if(itemElement != this.currentItem[0] // 不能與自身相交
&& this.placeholder[intersection == 1 ? "next" : "prev"]()[0] ! = itemElement //沒有
之前做過的無用操作&& !$.ui.contains(this.placeholder[0], itemElement) //如果移動的項目是選取的項目的父項,則不執行任何操作
&& (this.options.type == '半動態' ? !$.ui.contains(this.element[0], itemElement) : true )
) {

this.direction = 交集== 1 ? “下”:“上”;

if (this.options.tolerance == "pointer" || this ._intersectsWithSides(item)) {
this._rearrange(event, item);
} else {
中斷;
}

this._trigger("更改", 事件,"更改", 事件,"更改", 事件,"更改", 事件,"更改", 事件,"更改"," this._uiHash());
休息;
}
}

//將事件發佈到容器
this._contactContainers(event);

/ /與droppables互連
if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);

//呼叫回呼
this._trigger('sort', event, this._uiHash());

this.lastPositionAbs = this.positionAbs;
回傳錯誤;

},
_mouseStop: function(event, noPropapa ) {

if(!event) return;

//如果我們使用droppables,通知管理器drop
if ($.ui.ddmanager && !this.options.dropBehaviour)
$.ui.ddmanager.drop(this , 事件);

if(this.options.revert) {
var self = this;
var cur = self.placeholder.offset ();

self.reverting = true;

$(this.helper).animate({
left: cur.left - this.offset.parent.left - self. margins.left (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
top: cur.top - this.offset.parent.top - self.margins.top (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
}, parseInt(this.options.revert, 10) || 500,函數(){
self._clear(事件);
});
} else {
this._clear(event, noPropagation);
}

回傳false;

},

cancel: function() {

var self = this;
if(this.dragging) {

this._mouseUp();

if(this.options.helper == "original")
this.currentItem.css( this._storedCSS).removeClass("ui-sortable-helper");
其他
this.currentItem.show();

//將停用事件發佈到容器
for

//將停用事件發佈到容器
for (var i = this.containers.length - 1; i >= 0; i--){
this.containers[i]. _trigger("停用", null, self._uiHash(this));
if(this.containers[i].containerCache.over) {
this.containers[i]._trigger("out", null, self._uiHash(this));
this.containers[i ].containerCache.over = 0;
}
}

}

//$(this.placeholder[0]).remove();本來是jQuery 方式-不幸的是,它從原始節點解除所有事件的綁定!
if(this.placeholder[0].parentNode) this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
if(this.options.helper != "original" && this .helper && this.helper[0].parentNode) this.helper.remove();

$.extend(this, {
helper: null,
拖曳: false,
恢復: false,
_noFinalSort: null
});

if(this.domPosition.prev) {
$(this.domPosition.prev).after(this.currentItem) ;
} else {
$(this.domPosition.parent).prepend(this.currentItem);
}

回傳true;

},

序列化: function(o) {

var items = this._getItemsAsjQuery(o && o.connected);
var str = [];奧= 奧|||| {};

$(items).each(function() {
var res = ($(o.item || this).attr(o.attribute || 'id') || '') .match (o.表達式|| (/(. )[-=_](. )/));
if(res) str.push((o.key || res[1] '[]' ) '=' (o.key && o.expression ? res[1] : res[2]));

return str.join('&');

},

toArray: function(o) {

var items = this._getItemsAsjQuery(o && o.connected);
var ret = [];奧= 奧|| {};

items.each(function() { ret.push($(o.item || this).attr(o.attribute || 'id') || ''); });
返回ret;

},

/* 注意以下核心函數*/
_intersectsWith: function(item) {

var x1 = this.positionAbs.left,
x2 = x1 this.helperProportions.width,
y1 = this.positionAbs.top,
y2 = y1 this.helperProportions.height;

var l = this.helperProportions.height;

var l = item.left,
var l = item.left,
var l = item.left, t = item.top,
b = t item.height;

var dyClick = this.offset.click.top,
dxClick = this. offset.click.left;

var isOverElement = (y1 dyClick) > t && (y1 dyClick) < b && (x1 dxClick) > l && (x1 dxClick) < r;

if ( this.options.tolerance == "指針"
|| this.options.forcePointerForContainers
|| (this.options.tolerance != "指針" && this.helperProportions[this .floating ? 'width' : 'width' : 'width' : 'width' : 'width' : 'width' : ? 'height'] > item[this.floating ? 'width' : 'height'])
) {
return isOverElement;
} else {

return (l < x1 (this .helperProportions.width / 2) // 右半部
&& x2 - (this.helperProportions.width / 2) < r / / 左半部
&& t < y1 (this.helperProportions.height / 2) // 下半部
&& y2 - (this.helperProportions.height / 2) < b ); // 上半部

}
},

_intersectsWithPointer: function (item) {

var isOverElementHeight = $.ui.isOverAxis(this.positionAbs.top this .offset.click.top, item.top, item.height),
isOverElementWidth = $.. isOverAxis(this.positionAbs.left this.offset.click.left, item.left, item.width),
isOverElement = isOverElementHeight && isOverElementWidth,
verticalDirectionrag .vertical ntalDirection = this._getDragHorizo​​ntalDirection();

if (!isOverElement)
回傳false;

回傳this.floating ?
( ((horizo​​ntalDirection && 水平方向== "右") || 垂直方向== "下") ? 2 : 1 )
: ( 垂直方向&& (verticalDirection == "下" ? 2 : 1) );

},

_intersectsWithSides: function(item) {

var isOverBottomHalf = $.ui.isOverAxis(this position.Absset. .click.top, item .top (item.height/2), item.height),
isOverRightHalf = $.ui.isOverAxis(this.positionAbs.left this.offset.click.left, item.left (item .width/2), item.width),
verticalDirection = this._getDragVerticalDirection(),
horizo​​ntalDirection = this._getDragHorizo​​​​ntalDirection();
(🎜. && Horizo​​ntalDirection) {
return ((horizo​​ntalDirection == "right" && isOverRightHalf) || (horizo​​ntalDirection == "left" && !isOverel {Half));
); <🎜>} <🎜>); <🎜>} 🎜>返回verticalDirection && ((verticalDirection == "down" && isOverBottomHalf) || (verticalDirection == "up" && !isOverBottomHalf)); <🎜>} <🎜><🎜>}<🎜>},

_getDragVerticalDirection: function() {
var delta = this.positionAbs.top - this.lastPositionAbs.top;
返回delta != 0 && (delta > 0 ? "向上");
},

_getDragHorizo​​ntalDirection: function() {
var delta = this.positionAbs.left - this.lastPositionAbs.left
0 ? "右" : "左");
},

刷新:函數(事件){
this._refreshItems(事件);
this.refreshPositions ();
},

_connectWith: function() {
var options = this.options;
返回options.connectWith.constructor == String
? [options.connectWith]
: options.connectWith;
},

_getItemsAsjQuery: function(connected) {

var ): function(connected) {

var self = this var 查詢= [];
var connectWith = this._connectWith();

if(connectWith && 連接) {
for (var i = connectWith.length - 1; i >= 0; i--){
var cur = $(connectWith[i] );
for (var j = cur.length - 1; j >= 0; j--){
var inst = $.data(cur[j], 'sortable');
if(inst && inst != this && !inst.options.disabled) {
queries.push([$.isFunction(inst .options.items) ? inst.options.items.call(inst.element) ) : $(inst.options.items, inst.element).not(".ui-sortable-helper"), inst]);
}
};
};
}

queries.push([$.isFunction(this.options.items) ? this.options.items.call(this.element , null, { options: this.options, item: this .currentItem }) : $(this.options.items, this.element).not(".ui-sortable-helper"), this]);

for (var i = requests.length - 1; i >= 0; i--){
queries[i][0].each(function() {
items.推(這個)
});
};

返回$(物品);

},

_removeCurrentsFromItems: function() {

list = this.currentItem.find(":data(sortable-item)");

for (var i=0; i < this.items.length; i ) {

for (var j=0; j if(list[j] == this.items[i].item[0])
this.items.splice(i,1 );
};

};

},

_refreshItems: function(event) {

this.items = [];
this.containers = [this];
var items = this.items;
var self = this;
var 查詢= [[$.isFunction(this.options.items) ? this.options .items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]];
var connectWith = this._connectWith( );

if(connectWith) {
for (var i = connectWith.length - 1; i >= 0; i--){
var cur = $(connectWith[i]) ; }
for (var j = cur.length - 1; j >= 0; j--){
var inst = $.data(cur[j], 'sortable');
if (inst && inst != this && !inst.options.disabled) {
queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) [0] , event, { item: this.currentItem }) : $(inst.options.items, inst.element), inst]);
this.containers.push(inst);
}
};
};
}

for (var i = requests.length - 1; i >= 0; i--) {
var targetData = requests[i][1];
var _queries = 查詢[i][0];

for (var j=0,queriesLength = _queries.length; j var item = $(_queries[ j]);

item.data('sortable-item', targetData); // 目標檢查資料(滑鼠管理員)

items.push({
item: item ,
instance: targetData,
width: 0, height: 0,
left : 0, 上: 0
});
};
};
< >},

refreshPositions: function(fast) {

//必須重做,因為由於項目移出/移入offsetParent,offsetParent 的位置將會改變
if(this.offsetParent && this.helper) {
this.offset.parent = this._getParentOffset();
}

for (var i = this.items.length - 1; i >= 0; i --){
var item = this.items[i];

//當我們不在所有連接的容器上方時,我們忽略計算它們的位置
if(item.instance ! = this.currentContainer && this.currentContainer && item.item[0] != this .currentItem[0])
繼續;

var t = this.options.toleranceElement ? $(this.options. toleranceElement, item.item) : item.item;

if (!fast) {
item.width = t.outerWidth();
item.height = t.outerHeight();
}

var p = t.offset();
item.left = p.left;
item.top = p.top;
};

if(this.options.custom && this.options.custom.refreshContainers) {
this.options.custom.refreshContainers.call(this);
} else {
for (var i = this. containers.length - 1; i >= 0; i--){
var p = this.containers[i].element.offset( );
this.containers[i].containerCache.left = p .left;
this.containers[i].containerCache.top = p.top;
this.containers[i].containerCache.width = this.containers[i].element.outerWidth();
this.containers[i].containerCache.height = this.containers[i].element.outerHeight();
};
}

},

_createPlaceholder: function(that) {

var self = that ||這個,o = self.options;

if(!o.placeholder || o. placeholder.constructor == String) {
var className = o.placeholder;
o.placeholder = {
element: function() {

var el = $(document.createElement( self.currentItem[0].nodeName))
.addClass(className | ) | self.currentItem[0].className " ui-sortable-placeholder")
.removeClass("ui-sortable-helper") [0];

if(!className)
el.style.visibility = "隱藏";

回傳el;
},
update: function(container , p) {

// 1. 如果將className 設為'placeholder 選項,我們不會強制指定大小- 類別對此負責
// 2. 即使指定了類名,也可以啟用選項'forcePlaceholderSize 來強制它
if(className && !o.forcePlaceholderSize) return;

//如果元素本身沒有實際高度(沒有來自樣式表的樣式),它將從拖曳的項目接收內聯高度
if(!p.height()) { p.height(self.currentItem.innerHeight() - parseInt(self.currentItem.css('paddingTop')||0, 10) - parseInt( self.currentItem.css('paddingBottom')||0, 10) ); };
if(!p.width()) { p.width(self.currentItem.innerWidth() - parseInt(self.currentItem .css('paddingLeft')||0, 10) - parseInt(self.currentItem. css('paddingRight')||0, 10)); };
}
};
}

//建立佔位符
self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem));

//追加到當前實際item之後
self.currentItem.after(self.placeholder);

//更新佔位符的大小(TODO:邏輯模糊,見第316/317行)
o.placeholder. update(self, self.placeholder);

},

_contactContainers: function(event) {
for (var i = this.containers.length - 1; i >= 0 ; i--){

if(this._intersectsWith(this.containers[i].containerCache)) {
if(!this.containers[i].containerCache.over) {

if(this.currentContainer != this.containers[i]) {

//當進入一個新容器時,我們會找到距離最近的項目,並將我們的項目附加到它附近
var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[i].floating ? '左' : '上'];
for (var j = this.items. length - 1; j >= 0; j--) {
if(!$.ui.contains(this.containers[i].element[0] , this.items[j].item[0]) ) 繼續;
var cur = this.items[j][this.containers[i].floating ? '左' : '上'];
if(Math.abs(cur - 基數) dist = Math.abs(cur - 基數); itemWithLeastDistance = this.items[j];
}
}

if(!itemWithLeastDistance && !this.
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