首页 > 代码库 > 我的开源框架之TAB控件
我的开源框架之TAB控件
需求
（1）支持iframe、html、json格式的tab内容远程请求
（2）支持动态添加tab
（3）支持远程加载完成监听，支持tab激活事件监听
（4）支持reload tab内容【如果是远程加载】
（5）支持邮件菜单【未实现】
实现图例
客户代码
1 <body> 2 <div id="text"> 3 <h3>无题</h3> 4 <p>月落湖面两清影，</p> 5 <p>岸柳丝丝弄轻盈。</p> 6 <p>此番凉意写不出，</p> 7 <p>难画秋月一片晴。</p> </div> 8 <div style="padding-left:100px; padding-bottom:12px;"> 9 <div id="tabContainer" style="width:800px;height:260px">10 <div title="静态html" closable="true" >项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1项目1</div>11 <div title="iframe加载" isiframe="true" url="/innerpage.html" iconcls="icon-edit" closable="true">12 </div>13 <div title="远程HTML加载" dataType="html" url="/content.html" iconcls="icon-save" closable="true">14 </div>15 </div>16 </div>17 <script type="text/javascript"> 18 var tabs;19 $(function () {20 tabs = $("#tabContainer").tabs({21 items: [{22 title: ‘远程加载JSON数据‘,23 closable: false,24 iconcls: ‘icon-print‘,25 actived: true,// 激活状态 26 url: ‘testServer/jsonQuestTest.ashx‘,//如果不配置采用公用 $.fn.tabs.defaults里的配置27 dataType: ‘json‘// //如果不配置采用公用 $.fn.tabs.defaults里的配置 28 },{29 title: ‘文本测试‘,30 closable: false,31 iconcls: ‘icon-back‘,32 actived: false,// 激活状态 33 content: $("#text") //‘<a>我是测试内容.....................</a>‘// 可以是文本,可以是$("#id")对象 34 }],35 onl oadSuccess: function (title, context) {36 console.log(title + "加载完成"); 37 if (title == "远程加载JSON数据" || title == "动态添加tab") {38 context.target.html(JSON.stringify(context.data));39 }40 },41 activedHandler: function (tilte,context) {42 console.log("actived=" + tilte);43 },44 closedHandler: function (title) {45 console.log("closed=" + title);46 }47 });48 });49 function addTab() {50 tabs.tabs("addTabs", {51 title: ‘动态添加tab‘,52 closable: true,53 iconcls: ‘icon-back‘,54 actived: false,// 激活状态 55 //content: ‘<a>我是动态tab内容</a>‘56 url: ‘testServer/jsonQuestTest.ashx‘,//如果不配置采用公用 $.fn.tabs.defaults里的配置57 dataType: ‘json‘,// //如果不配置采用公用 $.fn.tabs.defaults里的配置 58 onl oadSuccess: function (title, context) {59 context.target.html(title+"loadsucc；我自己注册的事件 "+JSON.stringify(context.data));60 }61 });62 }63 function getSelectedTab() {64 var res = tabs.tabs("getSelectedTab");65 alert(res.titleObj.attr("title"));66 }67 function reload() {68 var itemsopt = $("#itemsopt").children("option[selected]");69 tabs.tabs("reLoadTab", itemsopt.val());70 if (tabs.tabs("isExist", itemsopt.val())) {71 console.log(itemsopt.val()+"exist");72 } else {73 console.log(itemsopt.val() + "no exist");74 }75 76 }77 </script>78 </body>
组件代码
1 /************************************************************** 2 *作者:hjwen 3 *电邮:hjwen88@126.com 4 *版本：1.0 5 *版权许可：中国通用开源许可协议V1.0 6 *说明：myui组件tabs组件 7 ***************************************************************/ 8 (function ($) { 9 /****** 10 *渲染目标：renderHtml为构建html结构的函数，init初始化会调用 11 *******/ 12 var contentPadding = 6; 13 var showTitleItem = null; 14 var showContentItem = null; 15 var itemTitleContainer, itemContentContainer, existItems; 16 var headerWith = 0; 17 var itemsWidth = 0; 18 var leftMoreBtn = null, rightMoreBtn = null; 19 function renderHtml(target, opts) { 20 itemContentContainer = target; 21 var panel = target.panel({ expandable: false, maximizable: false, closeable: false, expanded: false }); 22 var titleWrap = target.prev("div"); 23 headerWith = titleWrap.width(); 24 var panelTitle = titleWrap.children(".panel-tilte"); 25 itemTitleContainer = $("<ul class=\"tabsul\"></ul>").appendTo(panelTitle); 26 target.css({ "overflow": "hidden", "padding": "0px" }); 27 existItems.css({ "width": target.width() - contentPadding * 2 + "px", "height": target.height() - contentPadding * 2 + "px", "margin": "0px", "padding": contentPadding + "px", "overflow": "auto" }).hide(); 28 createTabs(opts.items); 29 existItems = null; 30 }; 31 /**********私有方法开始********************/ 32 function createTabs(items) { 33 $.each(items, function (i, item) { 34 createTab(item, i); 35 }); 36 showContentItem.show(); 37 showTitleItem.attr("actived", "true").children("a").addClass("tabs_selected").css("border-bottom", "1px solid #FFFFFF"); 38 } 39 function createTab(item, index) { 40 //创建tab标题项 41 var a_tag = "<a href=‘javascript:void(0)‘>"; 42 if (item.iconcls != ‘‘) 43 a_tag = a_tag + "<span class=‘item_title_ioc " + item.iconcls + "‘></span>"; 44 if (item.closable) 45 a_tag = a_tag + "<span class=‘item_title_text‘>" + item.title + "</span><span for=" + index + " class=‘item_title_close‘ ></span></a>"; 46 else 47 a_tag = a_tag + "<span class=‘item_title_text‘>" + item.title + "</span></a>"; 48 var itemTitleLi = $("<li contextmenu=\"" + item.contextMenu + "\" datatype=\"" + item.dataType + "\" url=\"" + item.url + "\" isiframe=\"" + item.isiframe + "\" title=\"" + item.title + "\" closable=\"" + item.closable + "\" actived=\"" + item.actived + "\" for=" + index + ">" + a_tag + "</li>").appendTo(itemTitleContainer); 49 itemTitleLi.bind({ 50 "click": function () { 51 var $this = $(this); 52 if ($this.attr("actived") == "true") 53 return; 54 var idx = $this.attr("for"); 55 showContentItem.hide(); 56 showTitleItem.attr("actived", "false").children("a").removeClass("tabs_selected").css("border-bottom", "1px solid #99BBE8"); 57 $.each(itemContentContainer.children("div"), function (j, obj) { 58 var $obj = $(obj); 59 if (j == parseInt(idx)) { 60 $this.attr("actived", "true").children("a").addClass("tabs_selected").css("border-bottom", "1px solid #FFFFFF"); 61 showContentItem = $obj.show(); 62 showTitleItem = $this; 63 } 64 }); 65 if (item.activedHandler != null) { 66 item.activedHandler(showTitleItem.attr("title"), { titleObj: showTitleItem, conetentObj: showContentItem }); 67 } 68 } 69 }); 70 //如果可以关闭 71 if (item.closable) { 72 itemTitleLi.children("a").children(".item_title_close").bind({ 73 click: function () { 74 var allIts = itemContentContainer.children("div"); 75 var $t = $(this); 76 var foridx = parseInt($t.attr("for")); 77 var removeContent = null; 78 for (var k = 0, len = allIts.length; k < len; ++k) { 79 if (foridx == k) { 80 removeContent = $(allIts[k]); 81 break; 82 } 83 }; 84 //如果关闭的是激活的tab，则需要调整激活的tab 85 var showIdx = 0; 86 var titleLi = $t.parent("a").parent("li"); 87 if (titleLi.attr("actived") == "true") { 88 var showIt = titleLi.prev("li"); 89 showIdx = foridx - 1; 90 if (showIt.length == 0) { 91 showIt = titleLi.next("li"); 92 showIdx = foridx + 1; 93 } 94 showTitleItem = showIt; 95 showTitleItem.attr("actived", "true").children("a").addClass("tabs_selected").css("border-bottom", "1px solid #FFFFFF"); 96 //激活对应的内容div 97 for (var k = 0, len = allIts.length; k < len; ++k) { 98 if (showIdx == k) { 99 $(allIts[k]).show();100 break;101 }102 };103 }104 //修改删除项目后面所有li项的for属性105 var nextAll = titleLi.nextAll();106 if (nextAll.length > 0) {107 setTimeout(function () {108 $.each(nextAll, function (j, obj) {109 var $obj = $(obj);110 var curFor = parseInt($obj.attr("for"));111 var newFor = curFor - 1;112 $obj.attr("for", newFor);113 $obj.children("a").children(".item_title_close").attr("for", newFor);114 });115 }, 0);116 }117 var title = titleLi.attr("title");118 itemsWidth = itemsWidth - titleLi.outerWidth()-11;119 titleLi.remove();120 removeContent.remove();121 showMoreBtn();122 if (item.closedHandler != null)123 item.closedHandler(title);124 },125 mouseover: function () {126 $(this).css("background-color", "#8DE2B3");127 },128 mouseout: function () {129 $(this).attr("style", "");130 }131 });132 }133 var contentDiv;134 if (item.exist) {//已经存在的不用再创建内容div135 contentDiv = $(existItems[index]);136 } else {137 contentDiv = $("<div></div>").appendTo(itemContentContainer).css({ "width": itemContentContainer.width() - contentPadding * 2 + "px", "height": itemContentContainer.height() - contentPadding * 2 + "px", "margin": "0px", "padding": contentPadding + "px", "overflow": "auto" }).hide();;138 }139 if (item.content != "") {//优先取content140 if ($.isPlainObject(item.content)) {141 item.content.remove().appendTo(contentDiv);142 } else {143 contentDiv.html(item.content);144 }145 } else {146 //是否有url 远程加载147 if (item.url != "") {148 load(contentDiv, item,false);149 }150 }151 if (index == 0) {//默认第一个为激活状态152 showTitleItem = itemTitleLi;153 showContentItem = contentDiv;154 }155 if (item.actived) {156 showTitleItem = itemTitleLi;157 showContentItem = contentDiv;158 }159 itemsWidth = itemsWidth + itemTitleLi.outerWidth()+11; 160 showMoreBtn();161 };162 function load(target,item,isReload) {163 if (item.isiframe) {164 target.css({ "overflow": "hidden", "padding": "0", "width": target.width() + contentPadding * 2 + "px", "height": target.height() + contentPadding * 2 + "px" });165 var loading = $("<div class=‘loading icon-loading‘>正在加载......</div>").appendTo(target);166 var iframe;167 if (isReload) {168 iframe = target.children("iframe")[0];169 iframe.contentWindow.location.reload();170 } else {171 iframe = $("<iframe title=‘" + item.title + "‘ frameborder=‘0‘ style=‘overflow:visible‘ scrolling=‘auto‘ width=‘100%‘ height=‘100%‘ src=http://www.mamicode.com/‘" + item.url + "‘ ></iframe>").appendTo(target);172 iframe.load(function () {173 loading.remove();174 if (item.onLoadSuccess != null)175 item.onLoadSuccess($(this).attr(‘title‘), target);176 });177 } 178 } else {179 if (item.dataType == "json") {180 var ajaxopt = {181 url: item.url,182 loadingContainer: target,183 returnParams: true,184 params: { title: encodeURIComponent(item.title) }185 };186 if (item.onLoadSuccess != null)187 ajaxopt.okdeal = function (data, extParams) {188 item.onLoadSuccess(decodeURIComponent(extParams.title), { data: data, target: target });189 };190 $.myui.ajaxRequest(ajaxopt);191 } else {192 var settings = { url: item.url, extParam: item.title };193 if (item.onLoadSuccess != null)194 settings.loaded = function (t, extParam) {195 item.onLoadSuccess(extParam, t);196 };197 $.myui.objectLoadContect({198 target: target,199 settings: settings200 });201 }202 }203 };204 function showMoreBtn() {205 if (itemsWidth > headerWith) {206 itemTitleContainer.css("padding-left","9px");207 if (leftMoreBtn == null) {208 var headerWrap = itemTitleContainer.parent("div").parent("div");209 leftMoreBtn = $("<a class=‘leftMoreBtn‘></a>").appendTo(headerWrap);210 rightMoreBtn = $("<a class=‘rightMoreBtn‘></a>").appendTo(headerWrap);211 leftMoreBtn.bind(‘click‘, function () {212 var position = itemTitleContainer.position();213 if (position.left < 9) {214 var pos = position.left +80;215 itemTitleContainer.animate({ left: pos },500);216 }217 });218 rightMoreBtn.bind(‘click‘, function () {219 var position = itemTitleContainer.position();220 var pos = position.left -80; 221 itemTitleContainer.animate({ left: pos},500);222 });223 } else {224 leftMoreBtn.show();225 rightMoreBtn.show();226 }227 var diff = itemsWidth - headerWith; 228 itemTitleContainer.animate({ left: -diff }, 500);229 } else { 230 if (leftMoreBtn != null) {231 itemTitleContainer.css("padding-left", "0px");232 leftMoreBtn.hide();233 rightMoreBtn.hide();234 var position = itemTitleContainer.position();235 if (position.left < 0) {236 itemTitleContainer.animate({ left: 0 }, 500);237 }238 }239 }240 }241 /**********私有方法结束*******************/242 /*****************************************************************************243 *对外的函数统一封装到methods中244 *调用方式：$.pluginInstance.pluginName("methodName",params) 245 ******************************************************************************/246 var methods = {247 init: function (options) {248 return this.each(function () {249 var $this = $(this);250 var settings251 if (typeof options == ‘undefined‘)252 settings = $.fn.tabs.defaults;253 else254 settings = $.extend({}, $.fn.tabs.defaults, options);255 var newItemArr = [];256 existItems = $this.children("div");//已经存在的item项257 if (existItems.length > 0) {258 $.each(existItems, function (i, it) {259 var $it = $(it);260 newItemArr.push({261 title: $it.attr("title"),262 content: ‘‘,263 contextMenu: false,264 closable: $it.attr("closable") == "true" ? true : false,265 iconcls: $it.attr("iconcls") == undefined ? "" : $it.attr("iconcls"),266 actived: $it.attr("actived") == "true" ? true : false,// 激活状态267 isiframe: $it.attr("isiframe") == "true" ? true : false,//如果不配置采用公用 $.fn.tabs.defaults里的配置268 url: $it.attr("url") == undefined ? "" : $it.attr("url"),//如果不配置采用公用 $.fn.tabs.defaults里的配置269 dataType: $it.attr("dataType") == undefined ? "json" : $it.attr("dataType"), //如果不配置采用公用 $.fn.tabs.defaults里的配置270 exist: true, //271 onl oadSuccess: settings.onLoadSuccess,//fn(tabtitle,resdata)272 activedHandler: settings.activedHandler,//fn(tabtitle,context)273 closedHandler: settings.closedHandler //fn(tabtitle) tab被关闭时触发274 });275 });276 }277 //合并每一个tab项的默认设置278 $.each(settings.items, function (i, item) {279 var newIt = $.extend({}, $.fn.tabs.itemdefaults, item);280 newIt.exist = false;281 if (typeof newIt.onLoadSuccess!=‘function‘)282 newIt.onLoadSuccess = settings.onLoadSuccess;//fn(tabtitle,resdata)283 if (typeof newIt.activedHandler != ‘function‘)284 newIt.activedHandler = settings.activedHandler;//fn(tabtitle,context)285 if (typeof newIt.closedHandler != ‘function‘)286 newIt.closedHandler = settings.closedHandler; //fn(tabtitle) tab被关闭时触发287 newItemArr.push(newIt);288 });289 settings.items = newItemArr;290 //创建ui布局291 renderHtml($this, settings);292 if ($.myui.isDebug) {293 $.myui.log("jQuery.tabs init finish......");294 }295 $this.data(‘settings‘, settings);296 });297 },298 destroy: function (options) {299 return $(this).each(function () {300 var $this = $(this);301 $this.removeData(‘settings‘);302 });303 },304 /***305 *opt={306 title: ‘tab标题‘,307 closable: false,308 iconcls: ‘‘,309 actived: false,// 激活状态310 isiframe: false,//如果不配置采用公用 $.fn.tabs.defaults里的配置311 url: ‘‘,//如果不配置采用公用 $.fn.tabs.defaults里的配置312 content: ‘‘,//内容默认为空，如果该属性有值，则优先默认采用这个，即使设置url也不会去远程加载数据，content可以是html对象，也可以是文本313 dataType: ‘json‘,// //如果不配置采用公用 $.fn.tabs.defaults里的配置314 contextMenu: false //右键菜单未实现315 }316 ***/317 addTabs: function (opts) {318 var newOpt = $.extend({}, $.fn.tabs.itemdefaults, opts);319 newOpt.actived = true; 320 return $(this).each(function () {321 var $this = $(this);322 var settings = $this.data(‘settings‘);323 if (showContentItem != null)324 showContentItem.hide();325 if (showTitleItem != null)326 showTitleItem.attr("actived", "false").children("a").removeClass("tabs_selected").css("border-bottom", "1px solid #99BBE8");327 itemContentContainer = $this;328 var index = $this.children("div").length;329 if (typeof newOpt.onLoadSuccess != ‘function‘)330 newOpt.onLoadSuccess = settings.onLoadSuccess;//fn(tabtitle,resdata)331 if (typeof newOpt.activedHandler != ‘function‘)332 newOpt.activedHandler = settings.activedHandler;//fn(tabtitle,context)333 if (typeof newOpt.closedHandler != ‘function‘)334 newOpt.closedHandler = settings.closedHandler; //fn(tabtitle) tab被关闭时触发335 createTab(newOpt, index);336 showContentItem.show();337 showTitleItem.attr("actived", "true").children("a").addClass("tabs_selected").css("border-bottom", "1px solid #FFFFFF");338 });339 },340 /**341 * 获取选中的tab，返回值{titleObj:...,contentObj:...}342 ***/343 getSelectedTab: function () {344 return { titleObj: showTitleItem, contentObj: showContentItem };345 },346 /***347 *重新加载某个tab，以title为标准348 ****/349 reLoadTab: function (title) {350 var $this = $(this);351 var titlelis = $this.prev().children(".panel-tilte").children("ul").children();352 var forIdx = -1;353 var url = ‘‘;354 var isIframe = false;355 var dataType = "html";356 var currShowTitle = null;357 for (var i = 0, len = titlelis.length; i < len; ++i) {358 var $li = $(titlelis[i]);359 if ($li.attr("title") == title && $li.attr("url") != undefined && $li.attr("url")!=‘‘) {360 forIdx = i;361 url = $li.attr("url");362 if ($li.attr("isiframe") != undefined) {363 isIframe = $li.attr("isiframe") == ‘true‘;364 }365 if ($li.attr("datatype") != undefined) {366 dataType = $li.attr("datatype");367 }368 currShowTitle = $li;369 break;370 }371 }372 if (forIdx != -1) {373 var childs = $this.children();374 var updateContent = null;375 for (var i = 0, len = childs.length; i < len;++i){376 if (i == forIdx) {377 updateContent = $(childs[i]);378 }379 }380 if (updateContent != null) {381 var opts = $this.data(‘settings‘);382 var it;383 for (var j = 0, len = opts.items.length; j < len;++j){384 if (forIdx == j)385 it = opts.items[j];386 }387 if (showTitleItem.attr("title") != title) { 388 showContentItem.hide(); 389 showTitleItem.attr("actived", "false").children("a").removeClass("tabs_selected").css("border-bottom", "1px solid #99BBE8");390 showContentItem= updateContent.show();391 showTitleItem = currShowTitle.attr("actived", "true");392 showTitleItem.children("a").addClass("tabs_selected").css("border-bottom", "1px solid #FFFFFF");393 } 394 load(updateContent, it, true);395 }396 }397 return $this;398 },399 /****400 * 判断某个tab是否存在401 ****/402 isExist: function (title) {403 var $this = $(this);404 var titlelis = $this.prev().children(".panel-tilte").children("ul").children();405 var forIdx = -1; 406 for (var i = 0, len = titlelis.length; i < len; ++i) {407 var $li = $(titlelis[i]);408 if ($li.attr("title") == title && $li.attr("url") != undefined && $li.attr("url") != ‘‘) {409 forIdx = i; 410 break;411 }412 }413 if (forIdx > -1)414 return true;415 else416 return false;417 } 418 };419 /********************420 *组件的构造函数421 *********************/422 $.fn.tabs = function () {423 var method = arguments[0];424 if (methods[method]) {425 method = methods[method];426 arguments = Array.prototype.slice.call(arguments, 1);427 } else if (typeof (method) == ‘object‘ || !method) {428 if ($.myui.isDebug) {429 $.myui.log("jQuery.tabs init.....");430 }431 method = methods.init;432 } else {433 $.error(‘Method ‘ + method + ‘ does not exist on jQuery.tabs‘);434 return this;435 }436 return method.apply(this, arguments);437 };438 /********************439 *组件的默认配置值440 *options={441 items: [], //tab项配置，对应$.fn.tabs.itemdefaults442 isiframe: false,// 是否嵌入iframe，嵌入iframe 需要与url配合使用，即采用url加载远程页面时【dataType=html】才起作用443 url: ‘‘,444 dataType: ‘json‘,// json/html 远程加载时的数据格式445 onl oadSuccess: null,//fn(tabtitle,resdata)446 activedHandler: null,//fn(tabtitle,context)447 closedHandler: null //fn(tabtitle) tab被关闭时触发448 }449 *********************/450 $.fn.tabs.defaults = {451 items: [], //tab项配置，对应$.fn.tabs.itemdefaults452 isiframe: false,// 是否嵌入iframe，嵌入iframe 需要与url配合使用，即采用url加载远程页面时【dataType=html】才起作用453 url: ‘‘,454 dataType: ‘json‘,// json/html 远程加载时的数据格式455 onl oadSuccess: null,//fn(tabtitle,resdata)456 activedHandler: null,//fn(tabtitle)457 closedHandler: null //fn(tabtitle) tab被关闭时触发458 };459 /***460 *每一个tab项目的默认配置461 ****/462 $.fn.tabs.itemdefaults = {463 title: ‘tab标题‘,464 closable: false,465 iconcls: ‘‘,466 actived: false,// 激活状态467 isiframe: false,//如果不配置采用公用 $.fn.tabs.defaults里的配置468 url: ‘‘,//如果不配置采用公用 $.fn.tabs.defaults里的配置469 content: ‘‘,//内容默认为空，如果该属性有值，则优先默认采用这个，即使设置url也不会去远程加载数据，content可以是html对象，也可以是文本470 dataType: ‘json‘,// //如果不配置采用公用 $.fn.tabs.defaults里的配置 471 contextMenu: false //右键菜单未实现472 }473 })(jQuery);
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