carousel_compacto.js 34.5 KB
1 
(function(){var Q="Carousel";YAHOO.widget.Carousel=function(u,t){YAHOO.widget.Carousel.superclass.constructor.call(this,u,t)};var V=YAHOO.widget.Carousel,g=YAHOO.util.Dom,e=YAHOO.util.Event,r=YAHOO.lang,U={},a=true,F="afterScroll",i="allItemsRemoved",d="beforeHide",K="beforePageChange",k="beforeScroll",Z="beforeShow",B="blur",Y="focus",c="hide",T="itemAdded",q="itemRemoved",R="itemReplaced",C="itemSelected",M="loadItems",J="navigationStateChange",j="pageChange",I="render",W="show",b="startAutoPlay",s="stopAutoPlay",L="uiUpdate";function H(t,u){var v;for(v in u){if(u.hasOwnProperty(v)){g.setStyle(t,v,u[v])}}}function X(u,t){var v=document.createElement(u);t=t||{};if(t.className){g.addClass(v,t.className)}if(t.styles){H(v,t.styles)}if(t.parent){t.parent.appendChild(v)}if(t.id){v.setAttribute("id",t.id)}if(t.content){if(t.content.nodeName){v.appendChild(t.content)}else{v.innerHTML=t.content}}return v}function f(v,u,t){var x;if(!v){return 0}function w(AA,z){var AB;if(z=="marginRight"&&(YAHOO.env.ua.webkit||(YAHOO.env.ua.ie&&YAHOO.env.ua.ie>=9))){AB=parseInt(g.getStyle(AA,"marginLeft"),10)}else{AB=parseInt(g.getStyle(AA,z),10)}return r.isNumber(AB)?AB:0}function y(AA,z){var AB;if(z=="marginRight"&&YAHOO.env.ua.webkit){AB=parseFloat(g.getStyle(AA,"marginLeft"))}else{AB=parseFloat(g.getStyle(AA,z))}return r.isNumber(AB)?AB:0}if(typeof t=="undefined"){t="int"}switch(u){case"height":x=v.offsetHeight;if(x>0){x+=w(v,"marginTop")+w(v,"marginBottom")}else{x=y(v,"height")+w(v,"marginTop")+w(v,"marginBottom")+w(v,"borderTopWidth")+w(v,"borderBottomWidth")+w(v,"paddingTop")+w(v,"paddingBottom")}break;case"width":x=v.offsetWidth;if(x>0){x+=w(v,"marginLeft")+w(v,"marginRight")}else{x=y(v,"width")+w(v,"marginLeft")+w(v,"marginRight")+w(v,"borderLeftWidth")+w(v,"borderRightWidth")+w(v,"paddingLeft")+w(v,"paddingRight")}break;default:if(t=="int"){x=w(v,u)}else{if(t=="float"){x=y(v,u)}else{x=g.getStyle(v,u)}}break}return x}function P(x){var w=this,y,v,u=0,t=false;if(w._itemAttrCache[x]){return w._itemAttrCache[x]}if(w._itemsTable.numItems===0){return 0}v=w._findClosestSibling(-1);if(r.isUndefined(v)){return 0}y=g.get(v.id);if(typeof x=="undefined"){t=w.get("isVertical")}else{t=x=="height"}if(t){u=f(y,"height")}else{u=f(y,"width")}if(u){w._itemAttrCache[x]=u}return u}function O(){var u=this,v,t;v=u.get("isVertical");t=P.call(u,v?"height":"width");return(t*u.get("revealAmount")/100)}function o(AC){var AI=this,AA=AI._cols,AG=AI._rows,y,z,AD,AE,x,w,AB,t,v,AF,AH={},u=AI._itemsTable;AD=AI.get("isVertical");z=P.call(AI,AD?"height":"width");v=O.call(AI);if(AG){y=this.getPageForItem(AC);if(AD){x=Math.floor(AC/AA);AF=x;AB=AF*z;AH.top=(AB+v)+"px";z=P.call(AI,"width");AE=AC%AA;AF=AE;t=AF*z;AH.left=t+"px"}else{AE=AC%AA;w=(y-1)*AA;AF=AE+w;t=AF*z;AH.left=(t+v)+"px";z=P.call(AI,"height");x=Math.floor(AC/AA);w=(y-1)*AG;AF=x-w;AB=AF*z;AH.top=AB+"px"}}else{if(AD){AH.left=0;AH.top=((AC*z)+v)+"px"}else{AH.top=0;AH.left=((AC*z)+v)+"px"}}return AH}function D(u){var t=this.get("numVisible");return Math.floor(u/t)*t}function l(x){var w=this,v=0,u=0,t=w.get("isVertical")?"height":"width";v=P.call(w,t);u=v*x;return u}function h(t,u){u.scrollPageBackward();e.preventDefault(t)}function m(t,u){u.scrollPageForward();e.preventDefault(t)}function p(x,u){var AA=this,AC=AA.CLASSES,t,z=AA._firstItem,y=AA.get("numItems"),AB=AA.get("numVisible"),w=u,v=z+AB-1;if(w>=0&&w<y){if(!r.isUndefined(AA._itemsTable.items[w])){t=g.get(AA._itemsTable.items[w].id);if(t){g.removeClass(t,AC.SELECTED_ITEM)}}}if(r.isNumber(x)){x=parseInt(x,10);x=r.isNumber(x)?x:0}else{x=z}if(r.isUndefined(AA._itemsTable.items[x])){x=D.call(AA,x);AA.scrollTo(x)}if(!r.isUndefined(AA._itemsTable.items[x])){t=g.get(AA._itemsTable.items[x].id);if(t){g.addClass(t,AC.SELECTED_ITEM)}}if(x<z||x>v){x=D.call(AA,x);AA.scrollTo(x)}}function G(u){var v=this,t=v.get("navigation");if(r.isUndefined(t)){return}if(r.isUndefined(u)){if(!r.isUndefined(t.prev)&&r.isArray(t.prev)&&!r.isUndefined(t.prev[0])){g.setStyle(t.prev[0],"visibility","visible")}if(!r.isUndefined(t.next)&&r.isArray(t.next)&&!r.isUndefined(t.next[0])){g.setStyle(t.next[0],"visibility","visible")}if(!r.isUndefined(v._pages)&&!r.isUndefined(v._pages.el)){g.setStyle(v._pages.el,"visibility","visible")}}else{if(!r.isUndefined(t.prev)&&r.isArray(t.prev)&&!r.isUndefined(t.prev[0])){g.setStyle(t.prev[0],"visibility","hidden")}if(!r.isUndefined(t.next)&&r.isArray(t.next)&&!r.isUndefined(t.next[0])){g.setStyle(t.next[0],"visibility","hidden")}if(!r.isUndefined(v._pages)&&!r.isUndefined(v._pages.el)){g.setStyle(v._pages.el,"visibility","hidden")}}}function n(){var v=false,y=this,u=y.CLASSES,x,t,w;if(!y._hasRendered){return}t=y.get("navigation");w=y._firstItem+y.get("numVisible");if(t.prev){if(y.get("numItems")===0||y._firstItem===0){if(y.get("numItems")===0||!y.get("isCircular")){e.removeListener(t.prev,"click",h);g.addClass(t.prev,u.FIRST_NAV_DISABLED);for(x=0;x<y._navBtns.prev.length;x++){y._navBtns.prev[x].setAttribute("disabled","true")}y._prevEnabled=false}else{v=!y._prevEnabled}}else{v=!y._prevEnabled}if(v){e.on(t.prev,"click",h,y);g.removeClass(t.prev,u.FIRST_NAV_DISABLED);for(x=0;x<y._navBtns.prev.length;x++){y._navBtns.prev[x].removeAttribute("disabled")}y._prevEnabled=true}}v=false;if(t.next){if(w>=y.get("numItems")){if(!y.get("isCircular")){e.removeListener(t.next,"click",m);g.addClass(t.next,u.DISABLED);for(x=0;x<y._navBtns.next.length;x++){y._navBtns.next[x].setAttribute("disabled","true")}y._nextEnabled=false}else{v=!y._nextEnabled}}else{v=!y._nextEnabled}if(v){e.on(t.next,"click",m,y);g.removeClass(t.next,u.DISABLED);for(x=0;x<y._navBtns.next.length;x++){y._navBtns.next[x].removeAttribute("disabled")}y._nextEnabled=true}}y.fireEvent(J,{next:y._nextEnabled,prev:y._prevEnabled})}function S(v){var w=this,t,u;if(!w._hasRendered){return}u=w.get("numVisible");if(!r.isNumber(v)){v=Math.floor(w.get("selectedItem")/u)}t=Math.ceil(w.get("numItems")/u);w._pages.num=t;w._pages.cur=v;if(t>w.CONFIG.MAX_PAGER_BUTTONS){w._updatePagerMenu()}else{w._updatePagerButtons()}}function N(t,u){switch(u){case"height":return f(t,"marginTop")+f(t,"marginBottom")+f(t,"paddingTop")+f(t,"paddingBottom")+f(t,"borderTopWidth")+f(t,"borderBottomWidth");case"width":return f(t,"marginLeft")+f(t,"marginRight")+f(t,"paddingLeft")+f(t,"paddingRight")+f(t,"borderLeftWidth")+f(t,"borderRightWidth");default:break}return f(t,u)}function A(u){var t=this;if(!r.isObject(u)){return}switch(u.ev){case T:t._syncUiForItemAdd(u);break;case q:t._syncUiForItemRemove(u);break;case R:t._syncUiForItemReplace(u);break;case M:t._syncUiForLazyLoading(u);break}t.fireEvent(L)}function E(w,u){var y=this,x=y.get("currentPage"),v,t=y.get("numVisible");v=parseInt(y._firstItem/t,10);if(v!=x){y.setAttributeConfig("currentPage",{value:v});y.fireEvent(j,v)}if(y.get("selectOnScroll")){if(y.get("selectedItem")!=y._selectedItem){y.set("selectedItem",y._selectedItem)}}clearTimeout(y._autoPlayTimer);delete y._autoPlayTimer;if(y.isAutoPlayOn()){y.startAutoPlay()}y.fireEvent(F,{first:y._firstItem,last:u},y)}V.getById=function(t){return U[t]?U[t].object:false};YAHOO.extend(V,YAHOO.util.Element,{_rows:null,_cols:null,_animObj:null,_carouselEl:null,_clipEl:null,_firstItem:0,_hasFocus:false,_hasRendered:false,_isAnimationInProgress:false,_isAutoPlayInProgress:false,_itemsTable:null,_navBtns:null,_navEl:null,_nextEnabled:true,_pages:null,_pagination:null,_prevEnabled:true,_recomputeSize:true,_itemAttrCache:null,CLASSES:{BUTTON:"yui-carousel-button",CAROUSEL:"yui-carousel",CAROUSEL_EL:"yui-carousel-element",CONTAINER:"yui-carousel-container",CONTENT:"yui-carousel-content",DISABLED:"yui-carousel-button-disabled",FIRST_NAV:" yui-carousel-first-button",FIRST_NAV_DISABLED:"yui-carousel-first-button-disabled",FIRST_PAGE:"yui-carousel-nav-first-page",FOCUSSED_BUTTON:"yui-carousel-button-focus",HORIZONTAL:"yui-carousel-horizontal",ITEM_LOADING:"yui-carousel-item-loading",MIN_WIDTH:"yui-carousel-min-width",NAVIGATION:"yui-carousel-nav",NEXT_NAV:" yui-carousel-next-button",NEXT_PAGE:"yui-carousel-next",NAV_CONTAINER:"yui-carousel-buttons",PAGER_ITEM:"yui-carousel-pager-item",PAGINATION:"yui-carousel-pagination",PAGE_FOCUS:"yui-carousel-nav-page-focus",PREV_PAGE:"yui-carousel-prev",ITEM:"yui-carousel-item",SELECTED_ITEM:"yui-carousel-item-selected",SELECTED_NAV:"yui-carousel-nav-page-selected",VERTICAL:"yui-carousel-vertical",MULTI_ROW:"yui-carousel-multi-row",ROW:"yui-carousel-row",VERTICAL_CONTAINER:"yui-carousel-vertical-container",VISIBLE:"yui-carousel-visible"},CONFIG:{FIRST_VISIBLE:0,HORZ_MIN_WIDTH:180,MAX_PAGER_BUTTONS:5,VERT_MIN_WIDTH:115,NUM_VISIBLE:3},STRINGS:{ITEM_LOADING_CONTENT:"Loading",NEXT_BUTTON_TEXT:"Next Page",PAGER_PREFIX_TEXT:"Go to page ",PREVIOUS_BUTTON_TEXT:"Previous Page"},addItem:function(AA,u){var z=this,w,v,t,AB=0,y,x=z.get("numItems");if(!AA){return false}if(r.isString(AA)||AA.nodeName){v=AA.nodeName?AA.innerHTML:AA}else{if(r.isObject(AA)){v=AA.content}else{return false}}w=z.CLASSES.ITEM+(AA.className?" "+AA.className:"");t=AA.id?AA.id:g.generateId();if(r.isUndefined(u)){z._itemsTable.items.push({item:v,className:w,id:t});y=z._itemsTable.items.length-1}else{if(u<0||u>x){return false}if(!z._itemsTable.items[u]){z._itemsTable.items[u]=undefined;AB=1}z._itemsTable.items.splice(u,AB,{item:v,className:w,id:t})}z._itemsTable.numItems++;if(x<z._itemsTable.items.length){z.set("numItems",z._itemsTable.items.length)}z.fireEvent(T,{pos:u,ev:T,newPos:y});return true},addItems:function(t){var u,w,v=true;if(!r.isArray(t)){return false}a=false;for(u=0,w=t.length;u<w;u++){if(this.addItem(t[u][0],t[u][1])===false){v=false}}a=true;this._syncUiItems();return v},blur:function(){this._carouselEl.blur();this.fireEvent(B)},clearItems:function(){var t=this,u=t.get("numItems");while(u>0){if(!t.removeItem(0)){}if(t._itemsTable.numItems===0){t.set("numItems",0);break}u--}t.fireEvent(i)},focus:function(){var AC=this,x,y,z,w,AB,AD,u,v,t;if(!AC._hasRendered){return}if(AC.isAnimating()){return}t=AC.get("selectedItem");AD=AC.get("numVisible");u=AC.get("selectOnScroll");v=(t>=0)?AC.getItem(t):null;x=AC.get("firstVisible");AB=x+AD-1;z=(t<x||t>AB);y=(v&&v.id)?g.get(v.id):null;w=AC._itemsTable;if(!u&&z){y=(w&&w.items&&w.items[x])?g.get(w.items[x].id):null}if(y){try{y.focus()}catch(AA){}}AC.fireEvent(Y)},hide:function(){var t=this;if(t.fireEvent(d)!==false){t.removeClass(t.CLASSES.VISIBLE);G.call(t,false);t.fireEvent(c)}},init:function(w,u){var x=this,t=w,y=false,v;if(!w){return}x._hasRendered=false;x._navBtns={prev:[],next:[]};x._pages={el:null,num:0,cur:0};x._pagination={};x._itemAttrCache={};x._itemsTable={loading:{},numItems:0,items:[],size:0};if(r.isString(w)){w=g.get(w)}else{if(!w.nodeName){return}}V.superclass.init.call(x,w,u);v=x.get("selectedItem");if(v>0){x.set("firstVisible",D.call(x,v))}if(w){if(!w.id){w.setAttribute("id",g.generateId())}y=x._parseCarousel(w);if(!y){x._createCarousel(t)}}else{w=x._createCarousel(t)}t=w.id;x.initEvents();if(y){x._parseCarouselItems()}if(v>0){p.call(x,v,0)}if(!u||typeof u.isVertical=="undefined"){x.set("isVertical",false)}x._parseCarouselNavigation(w);x._navEl=x._setupCarouselNavigation();U[t]={object:x};x._loadItems(Math.min(x.get("firstVisible")+x.get("numVisible"),x.get("numItems"))-1)},initAttributes:function(t){var u=this;t=t||{};V.superclass.initAttributes.call(u,t);u.setAttributeConfig("carouselEl",{validator:r.isString,value:t.carouselEl||"OL"});u.setAttributeConfig("carouselItemEl",{validator:r.isString,value:t.carouselItemEl||"LI"});u.setAttributeConfig("currentPage",{readOnly:true,value:0});u.setAttributeConfig("firstVisible",{method:u._setFirstVisible,validator:u._validateFirstVisible,value:t.firstVisible||u.CONFIG.FIRST_VISIBLE});u.setAttributeConfig("selectOnScroll",{validator:r.isBoolean,value:t.selectOnScroll||true});u.setAttributeConfig("numVisible",{setter:u._numVisibleSetter,method:u._setNumVisible,validator:u._validateNumVisible,value:t.numVisible||u.CONFIG.NUM_VISIBLE});u.setAttributeConfig("numItems",{method:u._setNumItems,validator:u._validateNumItems,value:u._itemsTable.numItems});u.setAttributeConfig("scrollIncrement",{validator:u._validateScrollIncrement,value:t.scrollIncrement||1});u.setAttributeConfig("selectedItem",{setter:u._selectedItemSetter,method:u._setSelectedItem,validator:r.isNumber,value:-1});u.setAttributeConfig("revealAmount",{method:u._setRevealAmount,validator:u._validateRevealAmount,value:t.revealAmount||0});u.setAttributeConfig("isCircular",{validator:r.isBoolean,value:t.isCircular||false});u.setAttributeConfig("isVertical",{method:u._setOrientation,validator:r.isBoolean,value:t.isVertical||false});u.setAttributeConfig("navigation",{method:u._setNavigation,validator:u._validateNavigation,value:t.navigation||{prev:null,next:null,page:null}});u.setAttributeConfig("animation",{validator:u._validateAnimation,value:t.animation||{speed:0,effect:null}});u.setAttributeConfig("autoPlay",{validator:r.isNumber,value:t.autoPlay||0});u.setAttributeConfig("autoPlayInterval",{validator:r.isNumber,value:t.autoPlayInterval||0});u.setAttributeConfig("numPages",{readOnly:true,getter:u._getNumPages});u.setAttributeConfig("lastVisible",{readOnly:true,getter:u._getLastVisible})},initEvents:function(){var v=this,u=v.CLASSES,t;v.on("keydown",v._keyboardEventHandler);v.on(F,n);v.on(T,A);v.on(q,A);v.on(R,A);v.on(C,v._focusHandler);v.on(M,A);v.on(i,function(w){v.scrollTo(0);n.call(v);S.call(v)});v.on(j,S,v);v.on(I,function(w){if(v.get("selectedItem")===null||v.get("selectedItem")<=0){v.set("selectedItem",v.get("firstVisible"))}n.call(v,w);S.call(v,w);v._setClipContainerSize();v.show()});v.on("selectedItemChange",function(w){p.call(v,w.newValue,w.prevValue);if(w.newValue>=0){v._updateTabIndex(v.getElementForItem(w.newValue))}v.fireEvent(C,w.newValue)});v.on(L,function(w){n.call(v,w);S.call(v,w)});v.on("firstVisibleChange",function(w){if(!v.get("selectOnScroll")){if(w.newValue>=0){v._updateTabIndex(v.getElementForItem(w.newValue))}}});v.on("click",function(w){if(v.isAutoPlayOn()){v.stopAutoPlay()}v._itemClickHandler(w);v._pagerClickHandler(w)});e.onFocus(v.get("element"),function(w,y){var x=e.getTarget(w);if(x&&x.nodeName.toUpperCase()=="A"&&g.getAncestorByClassName(x,u.NAVIGATION)){if(t){g.removeClass(t,u.PAGE_FOCUS)}t=x.parentNode;g.addClass(t,u.PAGE_FOCUS)}else{if(t){g.removeClass(t,u.PAGE_FOCUS)}}y._hasFocus=true;y._updateNavButtons(e.getTarget(w),true)},v);e.onBlur(v.get("element"),function(w,x){x._hasFocus=false;x._updateNavButtons(e.getTarget(w),false)},v)},isAnimating:function(){return this._isAnimationInProgress},isAutoPlayOn:function(){return this._isAutoPlayInProgress},getElementForItem:function(t){var u=this;if(t<0||t>=u.get("numItems")){return null}if(u._itemsTable.items[t]){return g.get(u._itemsTable.items[t].id)}return null},getElementForItems:function(){var v=this,u=[],t;for(t=0;t<v._itemsTable.numItems;t++){u.push(v.getElementForItem(t))}return u},getItem:function(t){var u=this;if(t<0||t>=u.get("numItems")){return null}if(u._itemsTable.items.length>t){if(!r.isUndefined(u._itemsTable.items[t])){return u._itemsTable.items[t]}}return 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AB=this,z=AB.CLASSES,AA=AB._pages.cur,t,y,w,AC,u=AB.get("numVisible"),x=AB._pages.num,v=AB._pages.el;if(x===0||!v){return}g.setStyle(v,"visibility","hidden");while(v.firstChild){v.removeChild(v.firstChild)}for(w=0;w<x;w++){t=document.createElement("LI");if(w===0){g.addClass(t,z.FIRST_PAGE)}if(w==AA){g.addClass(t,z.SELECTED_NAV)}y="<a class="+z.PAGER_ITEM+' href="#'+(w+1)+'" tabindex="0"><em>'+AB.STRINGS.PAGER_PREFIX_TEXT+" "+(w+1)+"</em></a>";t.innerHTML=y;v.appendChild(t)}g.setStyle(v,"visibility","visible")},_updatePagerMenu:function(){var AB=this,z=AB.CLASSES,AA=AB._pages.cur,u,x,AC,v=AB.get("numVisible"),y=AB._pages.num,w=AB._pages.el,t;if(y===0||!w){return}t=document.createElement("SELECT");if(!t){return}g.setStyle(w,"visibility","hidden");while(w.firstChild){w.removeChild(w.firstChild)}for(x=0;x<y;x++){u=document.createElement("OPTION");u.value=x+1;u.innerHTML=AB.STRINGS.PAGER_PREFIX_TEXT+" "+(x+1);if(x==AA){u.setAttribute("selected","selected")}t.appendChild(u)}u=document.createElement("FORM");if(!u){}else{u.appendChild(t);w.appendChild(u)}e.addListener(t,"change",AB._pagerChangeHandler,this,true);g.setStyle(w,"visibility","visible")},_updateTabIndex:function(t){var u=this;if(t){if(u._focusableItemEl){u._focusableItemEl.tabIndex=-1}u._focusableItemEl=t;t.tabIndex=0}},_validateAnimation:function(t){var u=true;if(r.isObject(t)){if(t.speed){u=u&&r.isNumber(t.speed)}if(t.effect){u=u&&r.isFunction(t.effect)}else{if(!r.isUndefined(YAHOO.util.Easing)){t.effect=YAHOO.util.Easing.easeOut}}}else{u=false}return u},_validateFirstVisible:function(v){var u=this,t=u.get("numItems");if(r.isNumber(v)){if(t===0&&v==t){return true}else{return(v>=0&&v<t)}}return false},_validateNavigation:function(t){var u;if(!r.isObject(t)){return false}if(t.prev){if(!r.isArray(t.prev)){return false}for(u in t.prev){if(t.prev.hasOwnProperty(u)){if(!r.isString(t.prev[u].nodeName)){return false}}}}if(t.next){if(!r.isArray(t.next)){return false}for(u in t.next){if(t.next.hasOwnProperty(u)){if(!r.isString(t.next[u].nodeName)){return false}}}}return true},_validateNumItems:function(t){return r.isNumber(t)&&(t>=0)},_validateNumVisible:function(t){var u=false;if(r.isNumber(t)){u=t>0&&t<=this.get("numItems")}else{if(r.isArray(t)){if(r.isNumber(t[0])&&r.isNumber(t[1])){u=t[0]*t[1]>0&&t.length==2}}}return u},_validateRevealAmount:function(t){var u=false;if(r.isNumber(t)){u=t>=0&&t<100}return u},_validateScrollIncrement:function(t){var u=false;if(r.isNumber(t)){u=(t>0&&t<this.get("numItems"))}return u}})})();YAHOO.register("carousel",YAHOO.widget.Carousel,{version:"2.9.0",build:"2800"});YAHOO.register("carousel",YAHOO.widget.Carousel,{version:"2.9.0",build:"2800"});