include/javascript/yui3/build/node-menunav/node-menunav.js

   1 /*
   2  Copyright (c) 2010, Yahoo! Inc. All rights reserved.
   3  Code licensed under the BSD License:
   4  http://developer.yahoo.com/yui/license.html
   5  version: 3.3.0
   6  build: 3167
   7  */
   8 YUI.add('node-menunav',function(Y){var UA=Y.UA,later=Y.later,getClassName=Y.ClassNameManager.getClassName,MENU="menu",MENUITEM="menuitem",HIDDEN="hidden",PARENT_NODE="parentNode",CHILDREN="children",OFFSET_HEIGHT="offsetHeight",OFFSET_WIDTH="offsetWidth",PX="px",ID="id",PERIOD=".",HANDLED_MOUSEOUT="handledMouseOut",HANDLED_MOUSEOVER="handledMouseOver",ACTIVE="active",LABEL="label",LOWERCASE_A="a",MOUSEDOWN="mousedown",KEYDOWN="keydown",CLICK="click",EMPTY_STRING="",FIRST_OF_TYPE="first-of-type",ROLE="role",PRESENTATION="presentation",DESCENDANTS="descendants",UI="UI",ACTIVE_DESCENDANT="activeDescendant",USE_ARIA="useARIA",ARIA_HIDDEN="aria-hidden",CONTENT="content",HOST="host",ACTIVE_DESCENDANT_CHANGE=ACTIVE_DESCENDANT+"Change",AUTO_SUBMENU_DISPLAY="autoSubmenuDisplay",MOUSEOUT_HIDE_DELAY="mouseOutHideDelay",CSS_MENU=getClassName(MENU),CSS_MENU_HIDDEN=getClassName(MENU,HIDDEN),CSS_MENU_HORIZONTAL=getClassName(MENU,"horizontal"),CSS_MENU_LABEL=getClassName(MENU,LABEL),CSS_MENU_LABEL_ACTIVE=getClassName(MENU,LABEL,ACTIVE),CSS_MENU_LABEL_MENUVISIBLE=getClassName(MENU,LABEL,(MENU+"visible")),CSS_MENUITEM=getClassName(MENUITEM),CSS_MENUITEM_ACTIVE=getClassName(MENUITEM,ACTIVE),MENU_SELECTOR=PERIOD+CSS_MENU,MENU_TOGGLE_SELECTOR=(PERIOD+getClassName(MENU,"toggle")),MENU_CONTENT_SELECTOR=PERIOD+getClassName(MENU,CONTENT),MENU_LABEL_SELECTOR=PERIOD+CSS_MENU_LABEL,STANDARD_QUERY=">"+MENU_CONTENT_SELECTOR+">ul>li>a",EXTENDED_QUERY=">"+MENU_CONTENT_SELECTOR+">ul>li>"+MENU_LABEL_SELECTOR+">a:first-child";var getPreviousSibling=function(node){var oPrevious=node.previous(),oChildren;if(!oPrevious){oChildren=node.get(PARENT_NODE).get(CHILDREN);oPrevious=oChildren.item(oChildren.size()-1);}
   9 return oPrevious;};var getNextSibling=function(node){var oNext=node.next();if(!oNext){oNext=node.get(PARENT_NODE).get(CHILDREN).item(0);}
  10 return oNext;};var isAnchor=function(node){var bReturnVal=false;if(node){bReturnVal=node.get("nodeName").toLowerCase()===LOWERCASE_A;}
  11 return bReturnVal;};var isMenuItem=function(node){return node.hasClass(CSS_MENUITEM);};var isMenuLabel=function(node){return node.hasClass(CSS_MENU_LABEL);};var isHorizontalMenu=function(menu){return menu.hasClass(CSS_MENU_HORIZONTAL);};var hasVisibleSubmenu=function(menuLabel){return menuLabel.hasClass(CSS_MENU_LABEL_MENUVISIBLE);};var getItemAnchor=function(node){return isAnchor(node)?node:node.one(LOWERCASE_A);};var getNodeWithClass=function(node,className,searchAncestors){var oItem;if(node){if(node.hasClass(className)){oItem=node;}
  12 if(!oItem&&searchAncestors){oItem=node.ancestor((PERIOD+className));}}
  13 return oItem;};var getParentMenu=function(node){return node.ancestor(MENU_SELECTOR);};var getMenu=function(node,searchAncestors){return getNodeWithClass(node,CSS_MENU,searchAncestors);};var getMenuItem=function(node,searchAncestors){var oItem;if(node){oItem=getNodeWithClass(node,CSS_MENUITEM,searchAncestors);}
  14 return oItem;};var getMenuLabel=function(node,searchAncestors){var oItem;if(node){if(searchAncestors){oItem=getNodeWithClass(node,CSS_MENU_LABEL,searchAncestors);}
  15 else{oItem=getNodeWithClass(node,CSS_MENU_LABEL)||node.one((PERIOD+CSS_MENU_LABEL));}}
  16 return oItem;};var getItem=function(node,searchAncestors){var oItem;if(node){oItem=getMenuItem(node,searchAncestors)||getMenuLabel(node,searchAncestors);}
  17 return oItem;};var getFirstItem=function(menu){return getItem(menu.one("li"));};var getActiveClass=function(node){return isMenuItem(node)?CSS_MENUITEM_ACTIVE:CSS_MENU_LABEL_ACTIVE;};var handleMouseOverForNode=function(node,target){return node&&!node[HANDLED_MOUSEOVER]&&(node.compareTo(target)||node.contains(target));};var handleMouseOutForNode=function(node,relatedTarget){return node&&!node[HANDLED_MOUSEOUT]&&(!node.compareTo(relatedTarget)&&!node.contains(relatedTarget));};var NodeMenuNav=function(){NodeMenuNav.superclass.constructor.apply(this,arguments);};NodeMenuNav.NAME="nodeMenuNav";NodeMenuNav.NS="menuNav";NodeMenuNav.SHIM_TEMPLATE_TITLE="Menu Stacking Shim";NodeMenuNav.SHIM_TEMPLATE='<iframe frameborder="0" tabindex="-1" class="'+
  18 getClassName("shim")+'" title="'+NodeMenuNav.SHIM_TEMPLATE_TITLE+'" src="javascript:false;"></iframe>';NodeMenuNav.ATTRS={useARIA:{value:true,writeOnce:true,lazyAdd:false,setter:function(value){var oMenu=this.get(HOST),oMenuLabel,oMenuToggle,oSubmenu,sID;if(value){oMenu.set(ROLE,MENU);oMenu.all("ul,li,"+MENU_CONTENT_SELECTOR).set(ROLE,PRESENTATION);oMenu.all((PERIOD+getClassName(MENUITEM,CONTENT))).set(ROLE,MENUITEM);oMenu.all((PERIOD+CSS_MENU_LABEL)).each(function(node){oMenuLabel=node;oMenuToggle=node.one(MENU_TOGGLE_SELECTOR);if(oMenuToggle){oMenuToggle.set(ROLE,PRESENTATION);oMenuLabel=oMenuToggle.previous();}
  19 oMenuLabel.set(ROLE,MENUITEM);oMenuLabel.set("aria-haspopup",true);oSubmenu=node.next();if(oSubmenu){oSubmenu.set(ROLE,MENU);oMenuLabel=oSubmenu.previous();oMenuToggle=oMenuLabel.one(MENU_TOGGLE_SELECTOR);if(oMenuToggle){oMenuLabel=oMenuToggle;}
  20 sID=Y.stamp(oMenuLabel);if(!oMenuLabel.get(ID)){oMenuLabel.set(ID,sID);}
  21 oSubmenu.set("aria-labelledby",sID);oSubmenu.set(ARIA_HIDDEN,true);}});}}},autoSubmenuDisplay:{value:true,writeOnce:true},submenuShowDelay:{value:250,writeOnce:true},submenuHideDelay:{value:250,writeOnce:true},mouseOutHideDelay:{value:750,writeOnce:true}};Y.extend(NodeMenuNav,Y.Plugin.Base,{_rootMenu:null,_activeItem:null,_activeMenu:null,_hasFocus:false,_blockMouseEvent:false,_currentMouseX:0,_movingToSubmenu:false,_showSubmenuTimer:null,_hideSubmenuTimer:null,_hideAllSubmenusTimer:null,_firstItem:null,initializer:function(config){var menuNav=this,oRootMenu=this.get(HOST),aHandlers=[],oDoc;if(oRootMenu){menuNav._rootMenu=oRootMenu;oRootMenu.all("ul:first-child").addClass(FIRST_OF_TYPE);oRootMenu.all(MENU_SELECTOR).addClass(CSS_MENU_HIDDEN);aHandlers.push(oRootMenu.on("mouseover",menuNav._onMouseOver,menuNav));aHandlers.push(oRootMenu.on("mouseout",menuNav._onMouseOut,menuNav));aHandlers.push(oRootMenu.on("mousemove",menuNav._onMouseMove,menuNav));aHandlers.push(oRootMenu.on(MOUSEDOWN,menuNav._toggleSubmenuDisplay,menuNav));aHandlers.push(Y.on("key",menuNav._toggleSubmenuDisplay,oRootMenu,"down:13",menuNav));aHandlers.push(oRootMenu.on(CLICK,menuNav._toggleSubmenuDisplay,menuNav));aHandlers.push(oRootMenu.on("keypress",menuNav._onKeyPress,menuNav));aHandlers.push(oRootMenu.on(KEYDOWN,menuNav._onKeyDown,menuNav));oDoc=oRootMenu.get("ownerDocument");aHandlers.push(oDoc.on(MOUSEDOWN,menuNav._onDocMouseDown,menuNav));aHandlers.push(oDoc.on("focus",menuNav._onDocFocus,menuNav));this._eventHandlers=aHandlers;menuNav._initFocusManager();}},destructor:function(){var aHandlers=this._eventHandlers;if(aHandlers){Y.Array.each(aHandlers,function(handle){handle.detach();});this._eventHandlers=null;}
  22 this.get(HOST).unplug("focusManager");},_isRoot:function(menu){return this._rootMenu.compareTo(menu);},_getTopmostSubmenu:function(menu){var menuNav=this,oMenu=getParentMenu(menu),returnVal;if(!oMenu){returnVal=menu;}
  23 else if(menuNav._isRoot(oMenu)){returnVal=menu;}
  24 else{returnVal=menuNav._getTopmostSubmenu(oMenu);}
  25 return returnVal;},_clearActiveItem:function(){var menuNav=this,oActiveItem=menuNav._activeItem;if(oActiveItem){oActiveItem.removeClass(getActiveClass(oActiveItem));}
  26 menuNav._activeItem=null;},_setActiveItem:function(item){var menuNav=this;if(item){menuNav._clearActiveItem();item.addClass(getActiveClass(item));menuNav._activeItem=item;}},_focusItem:function(item){var menuNav=this,oMenu,oItem;if(item&&menuNav._hasFocus){oMenu=getParentMenu(item);oItem=getItemAnchor(item);if(oMenu&&!oMenu.compareTo(menuNav._activeMenu)){menuNav._activeMenu=oMenu;menuNav._initFocusManager();}
  27 menuNav._focusManager.focus(oItem);}},_showMenu:function(menu){var oParentMenu=getParentMenu(menu),oLI=menu.get(PARENT_NODE),aXY=oLI.getXY();if(this.get(USE_ARIA)){menu.set(ARIA_HIDDEN,false);}
  28 if(isHorizontalMenu(oParentMenu)){aXY[1]=aXY[1]+oLI.get(OFFSET_HEIGHT);}
  29 else{aXY[0]=aXY[0]+oLI.get(OFFSET_WIDTH);}
  30 menu.setXY(aXY);if(UA.ie<8){if(UA.ie===6&&!menu.hasIFrameShim){menu.appendChild(Y.Node.create(NodeMenuNav.SHIM_TEMPLATE));menu.hasIFrameShim=true;}
  31 menu.setStyles({height:EMPTY_STRING,width:EMPTY_STRING});menu.setStyles({height:(menu.get(OFFSET_HEIGHT)+PX),width:(menu.get(OFFSET_WIDTH)+PX)});}
  32 menu.previous().addClass(CSS_MENU_LABEL_MENUVISIBLE);menu.removeClass(CSS_MENU_HIDDEN);},_hideMenu:function(menu,activateAndFocusLabel){var menuNav=this,oLabel=menu.previous(),oActiveItem;oLabel.removeClass(CSS_MENU_LABEL_MENUVISIBLE);if(activateAndFocusLabel){menuNav._focusItem(oLabel);menuNav._setActiveItem(oLabel);}
  33 oActiveItem=menu.one((PERIOD+CSS_MENUITEM_ACTIVE));if(oActiveItem){oActiveItem.removeClass(CSS_MENUITEM_ACTIVE);}
  34 menu.setStyles({left:EMPTY_STRING,top:EMPTY_STRING});menu.addClass(CSS_MENU_HIDDEN);if(menuNav.get(USE_ARIA)){menu.set(ARIA_HIDDEN,true);}},_hideAllSubmenus:function(menu){var menuNav=this;menu.all(MENU_SELECTOR).each(Y.bind(function(submenuNode){menuNav._hideMenu(submenuNode);},menuNav));},_cancelShowSubmenuTimer:function(){var menuNav=this,oShowSubmenuTimer=menuNav._showSubmenuTimer;if(oShowSubmenuTimer){oShowSubmenuTimer.cancel();menuNav._showSubmenuTimer=null;}},_cancelHideSubmenuTimer:function(){var menuNav=this,oHideSubmenuTimer=menuNav._hideSubmenuTimer;if(oHideSubmenuTimer){oHideSubmenuTimer.cancel();menuNav._hideSubmenuTimer=null;}},_initFocusManager:function(){var menuNav=this,oRootMenu=menuNav._rootMenu,oMenu=menuNav._activeMenu||oRootMenu,sSelectorBase=menuNav._isRoot(oMenu)?EMPTY_STRING:("#"+oMenu.get("id")),oFocusManager=menuNav._focusManager,sKeysVal,sDescendantSelector,sQuery;if(isHorizontalMenu(oMenu)){sDescendantSelector=sSelectorBase+STANDARD_QUERY+","+
  35 sSelectorBase+EXTENDED_QUERY;sKeysVal={next:"down:39",previous:"down:37"};}
  36 else{sDescendantSelector=sSelectorBase+STANDARD_QUERY;sKeysVal={next:"down:40",previous:"down:38"};}
  37 if(!oFocusManager){oRootMenu.plug(Y.Plugin.NodeFocusManager,{descendants:sDescendantSelector,keys:sKeysVal,circular:true});oFocusManager=oRootMenu.focusManager;sQuery="#"+oRootMenu.get("id")+MENU_SELECTOR+" a,"+
  38 MENU_TOGGLE_SELECTOR;oRootMenu.all(sQuery).set("tabIndex",-1);oFocusManager.on(ACTIVE_DESCENDANT_CHANGE,this._onActiveDescendantChange,oFocusManager,this);oFocusManager.after(ACTIVE_DESCENDANT_CHANGE,this._afterActiveDescendantChange,oFocusManager,this);menuNav._focusManager=oFocusManager;}
  39 else{oFocusManager.set(ACTIVE_DESCENDANT,-1);oFocusManager.set(DESCENDANTS,sDescendantSelector);oFocusManager.set("keys",sKeysVal);}},_onActiveDescendantChange:function(event,menuNav){if(event.src===UI&&menuNav._activeMenu&&!menuNav._movingToSubmenu){menuNav._hideAllSubmenus(menuNav._activeMenu);}},_afterActiveDescendantChange:function(event,menuNav){var oItem;if(event.src===UI){oItem=getItem(this.get(DESCENDANTS).item(event.newVal),true);menuNav._setActiveItem(oItem);}},_onDocFocus:function(event){var menuNav=this,oActiveItem=menuNav._activeItem,oTarget=event.target,oMenu;if(menuNav._rootMenu.contains(oTarget)){if(menuNav._hasFocus){oMenu=getParentMenu(oTarget);if(!menuNav._activeMenu.compareTo(oMenu)){menuNav._activeMenu=oMenu;menuNav._initFocusManager();menuNav._focusManager.set(ACTIVE_DESCENDANT,oTarget);menuNav._setActiveItem(getItem(oTarget,true));}}
  40 else{menuNav._hasFocus=true;oActiveItem=getItem(oTarget,true);if(oActiveItem){menuNav._setActiveItem(oActiveItem);}}}
  41 else{menuNav._clearActiveItem();menuNav._cancelShowSubmenuTimer();menuNav._hideAllSubmenus(menuNav._rootMenu);menuNav._activeMenu=menuNav._rootMenu;menuNav._initFocusManager();menuNav._focusManager.set(ACTIVE_DESCENDANT,0);menuNav._hasFocus=false;}},_onMenuMouseOver:function(menu,event){var menuNav=this,oHideAllSubmenusTimer=menuNav._hideAllSubmenusTimer;if(oHideAllSubmenusTimer){oHideAllSubmenusTimer.cancel();menuNav._hideAllSubmenusTimer=null;}
  42 menuNav._cancelHideSubmenuTimer();if(menu&&!menu.compareTo(menuNav._activeMenu)){menuNav._activeMenu=menu;if(menuNav._hasFocus){menuNav._initFocusManager();}}
  43 if(menuNav._movingToSubmenu&&isHorizontalMenu(menu)){menuNav._movingToSubmenu=false;}},_hideAndFocusLabel:function(){var menuNav=this,oActiveMenu=menuNav._activeMenu,oSubmenu;menuNav._hideAllSubmenus(menuNav._rootMenu);if(oActiveMenu){oSubmenu=menuNav._getTopmostSubmenu(oActiveMenu);menuNav._focusItem(oSubmenu.previous());}},_onMenuMouseOut:function(menu,event){var menuNav=this,oActiveMenu=menuNav._activeMenu,oRelatedTarget=event.relatedTarget,oActiveItem=menuNav._activeItem,oParentMenu,oMenu;if(oActiveMenu&&!oActiveMenu.contains(oRelatedTarget)){oParentMenu=getParentMenu(oActiveMenu);if(oParentMenu&&!oParentMenu.contains(oRelatedTarget)){if(menuNav.get(MOUSEOUT_HIDE_DELAY)>0){menuNav._cancelShowSubmenuTimer();menuNav._hideAllSubmenusTimer=later(menuNav.get(MOUSEOUT_HIDE_DELAY),menuNav,menuNav._hideAndFocusLabel);}}
  44 else{if(oActiveItem){oMenu=getParentMenu(oActiveItem);if(!menuNav._isRoot(oMenu)){menuNav._focusItem(oMenu.previous());}}}}},_onMenuLabelMouseOver:function(menuLabel,event){var menuNav=this,oActiveMenu=menuNav._activeMenu,bIsRoot=menuNav._isRoot(oActiveMenu),bUseAutoSubmenuDisplay=(menuNav.get(AUTO_SUBMENU_DISPLAY)&&bIsRoot||!bIsRoot),submenuShowDelay=menuNav.get("submenuShowDelay"),oSubmenu;var showSubmenu=function(delay){menuNav._cancelHideSubmenuTimer();menuNav._cancelShowSubmenuTimer();if(!hasVisibleSubmenu(menuLabel)){oSubmenu=menuLabel.next();if(oSubmenu){menuNav._hideAllSubmenus(oActiveMenu);menuNav._showSubmenuTimer=later(delay,menuNav,menuNav._showMenu,oSubmenu);}}};menuNav._focusItem(menuLabel);menuNav._setActiveItem(menuLabel);if(bUseAutoSubmenuDisplay){if(menuNav._movingToSubmenu){Y.message("Pause path");menuNav._hoverTimer=later(submenuShowDelay,menuNav,function(){showSubmenu(0);});}
  45 else{showSubmenu(submenuShowDelay);}}},_onMenuLabelMouseOut:function(menuLabel,event){var menuNav=this,bIsRoot=menuNav._isRoot(menuNav._activeMenu),bUseAutoSubmenuDisplay=(menuNav.get(AUTO_SUBMENU_DISPLAY)&&bIsRoot||!bIsRoot),oRelatedTarget=event.relatedTarget,oSubmenu=menuLabel.next(),hoverTimer=menuNav._hoverTimer;if(hoverTimer){hoverTimer.cancel();}
  46 menuNav._clearActiveItem();if(bUseAutoSubmenuDisplay){if(menuNav._movingToSubmenu&&!menuNav._showSubmenuTimer&&oSubmenu){menuNav._hideSubmenuTimer=later(menuNav.get("submenuHideDelay"),menuNav,menuNav._hideMenu,oSubmenu);}
  47 else if(!menuNav._movingToSubmenu&&oSubmenu&&(!oRelatedTarget||(oRelatedTarget&&!oSubmenu.contains(oRelatedTarget)&&!oRelatedTarget.compareTo(oSubmenu)))){menuNav._cancelShowSubmenuTimer();menuNav._hideMenu(oSubmenu);}}},_onMenuItemMouseOver:function(menuItem,event){var menuNav=this,oActiveMenu=menuNav._activeMenu,bIsRoot=menuNav._isRoot(oActiveMenu),bUseAutoSubmenuDisplay=(menuNav.get(AUTO_SUBMENU_DISPLAY)&&bIsRoot||!bIsRoot);menuNav._focusItem(menuItem);menuNav._setActiveItem(menuItem);if(bUseAutoSubmenuDisplay&&!menuNav._movingToSubmenu){menuNav._hideAllSubmenus(oActiveMenu);}},_onMenuItemMouseOut:function(menuItem,event){this._clearActiveItem();},_onVerticalMenuKeyDown:function(event){var menuNav=this,oActiveMenu=menuNav._activeMenu,oRootMenu=menuNav._rootMenu,oTarget=event.target,bPreventDefault=false,nKeyCode=event.keyCode,oSubmenu,oParentMenu,oLI,oItem;switch(nKeyCode){case 37:oParentMenu=getParentMenu(oActiveMenu);if(oParentMenu&&isHorizontalMenu(oParentMenu)){menuNav._hideMenu(oActiveMenu);oLI=getPreviousSibling(oActiveMenu.get(PARENT_NODE));oItem=getItem(oLI);if(oItem){if(isMenuLabel(oItem)){oSubmenu=oItem.next();if(oSubmenu){menuNav._showMenu(oSubmenu);menuNav._focusItem(getFirstItem(oSubmenu));menuNav._setActiveItem(getFirstItem(oSubmenu));}
  48 else{menuNav._focusItem(oItem);menuNav._setActiveItem(oItem);}}
  49 else{menuNav._focusItem(oItem);menuNav._setActiveItem(oItem);}}}
  50 else if(!menuNav._isRoot(oActiveMenu)){menuNav._hideMenu(oActiveMenu,true);}
  51 bPreventDefault=true;break;case 39:if(isMenuLabel(oTarget)){oSubmenu=oTarget.next();if(oSubmenu){menuNav._showMenu(oSubmenu);menuNav._focusItem(getFirstItem(oSubmenu));menuNav._setActiveItem(getFirstItem(oSubmenu));}}
  52 else if(isHorizontalMenu(oRootMenu)){oSubmenu=menuNav._getTopmostSubmenu(oActiveMenu);oLI=getNextSibling(oSubmenu.get(PARENT_NODE));oItem=getItem(oLI);menuNav._hideAllSubmenus(oRootMenu);if(oItem){if(isMenuLabel(oItem)){oSubmenu=oItem.next();if(oSubmenu){menuNav._showMenu(oSubmenu);menuNav._focusItem(getFirstItem(oSubmenu));menuNav._setActiveItem(getFirstItem(oSubmenu));}
  53 else{menuNav._focusItem(oItem);menuNav._setActiveItem(oItem);}}
  54 else{menuNav._focusItem(oItem);menuNav._setActiveItem(oItem);}}}
  55 bPreventDefault=true;break;}
  56 if(bPreventDefault){event.preventDefault();}},_onHorizontalMenuKeyDown:function(event){var menuNav=this,oActiveMenu=menuNav._activeMenu,oTarget=event.target,oFocusedItem=getItem(oTarget,true),bPreventDefault=false,nKeyCode=event.keyCode,oSubmenu;if(nKeyCode===40){menuNav._hideAllSubmenus(oActiveMenu);if(isMenuLabel(oFocusedItem)){oSubmenu=oFocusedItem.next();if(oSubmenu){menuNav._showMenu(oSubmenu);menuNav._focusItem(getFirstItem(oSubmenu));menuNav._setActiveItem(getFirstItem(oSubmenu));}
  57 bPreventDefault=true;}}
  58 if(bPreventDefault){event.preventDefault();}},_onMouseMove:function(event){var menuNav=this;later(10,menuNav,function(){menuNav._currentMouseX=event.pageX;});},_onMouseOver:function(event){var menuNav=this,oTarget,oMenu,oMenuLabel,oParentMenu,oMenuItem;if(menuNav._blockMouseEvent){menuNav._blockMouseEvent=false;}
  59 else{oTarget=event.target;oMenu=getMenu(oTarget,true);oMenuLabel=getMenuLabel(oTarget,true);oMenuItem=getMenuItem(oTarget,true);if(handleMouseOverForNode(oMenu,oTarget)){menuNav._onMenuMouseOver(oMenu,event);oMenu[HANDLED_MOUSEOVER]=true;oMenu[HANDLED_MOUSEOUT]=false;oParentMenu=getParentMenu(oMenu);if(oParentMenu){oParentMenu[HANDLED_MOUSEOUT]=true;oParentMenu[HANDLED_MOUSEOVER]=false;}}
  60 if(handleMouseOverForNode(oMenuLabel,oTarget)){menuNav._onMenuLabelMouseOver(oMenuLabel,event);oMenuLabel[HANDLED_MOUSEOVER]=true;oMenuLabel[HANDLED_MOUSEOUT]=false;}
  61 if(handleMouseOverForNode(oMenuItem,oTarget)){menuNav._onMenuItemMouseOver(oMenuItem,event);oMenuItem[HANDLED_MOUSEOVER]=true;oMenuItem[HANDLED_MOUSEOUT]=false;}}},_onMouseOut:function(event){var menuNav=this,oActiveMenu=menuNav._activeMenu,bMovingToSubmenu=false,oTarget,oRelatedTarget,oMenu,oMenuLabel,oSubmenu,oMenuItem;menuNav._movingToSubmenu=(oActiveMenu&&!isHorizontalMenu(oActiveMenu)&&((event.pageX-5)>menuNav._currentMouseX));oTarget=event.target;oRelatedTarget=event.relatedTarget;oMenu=getMenu(oTarget,true);oMenuLabel=getMenuLabel(oTarget,true);oMenuItem=getMenuItem(oTarget,true);if(handleMouseOutForNode(oMenuLabel,oRelatedTarget)){menuNav._onMenuLabelMouseOut(oMenuLabel,event);oMenuLabel[HANDLED_MOUSEOUT]=true;oMenuLabel[HANDLED_MOUSEOVER]=false;}
  62 if(handleMouseOutForNode(oMenuItem,oRelatedTarget)){menuNav._onMenuItemMouseOut(oMenuItem,event);oMenuItem[HANDLED_MOUSEOUT]=true;oMenuItem[HANDLED_MOUSEOVER]=false;}
  63 if(oMenuLabel){oSubmenu=oMenuLabel.next();if(oSubmenu&&oRelatedTarget&&(oRelatedTarget.compareTo(oSubmenu)||oSubmenu.contains(oRelatedTarget))){bMovingToSubmenu=true;}}
  64 if(handleMouseOutForNode(oMenu,oRelatedTarget)||bMovingToSubmenu){menuNav._onMenuMouseOut(oMenu,event);oMenu[HANDLED_MOUSEOUT]=true;oMenu[HANDLED_MOUSEOVER]=false;}},_toggleSubmenuDisplay:function(event){var menuNav=this,oTarget=event.target,oMenuLabel=getMenuLabel(oTarget,true),sType=event.type,oAnchor,oSubmenu,sHref,nHashPos,nLen,sId;if(oMenuLabel){oAnchor=isAnchor(oTarget)?oTarget:oTarget.ancestor(isAnchor);if(oAnchor){sHref=oAnchor.getAttribute("href",2);nHashPos=sHref.indexOf("#");nLen=sHref.length;if(nHashPos===0&&nLen>1){sId=sHref.substr(1,nLen);oSubmenu=oMenuLabel.next();if(oSubmenu&&(oSubmenu.get(ID)===sId)){if(sType===MOUSEDOWN||sType===KEYDOWN){if((UA.opera||UA.gecko||UA.ie)&&sType===KEYDOWN&&!menuNav._preventClickHandle){menuNav._preventClickHandle=menuNav._rootMenu.on("click",function(event){event.preventDefault();menuNav._preventClickHandle.detach();menuNav._preventClickHandle=null;});}
  65 if(sType==MOUSEDOWN){event.preventDefault();event.stopImmediatePropagation();menuNav._hasFocus=true;}
  66 if(menuNav._isRoot(getParentMenu(oTarget))){if(hasVisibleSubmenu(oMenuLabel)){menuNav._hideMenu(oSubmenu);menuNav._focusItem(oMenuLabel);menuNav._setActiveItem(oMenuLabel);}
  67 else{menuNav._hideAllSubmenus(menuNav._rootMenu);menuNav._showMenu(oSubmenu);menuNav._focusItem(getFirstItem(oSubmenu));menuNav._setActiveItem(getFirstItem(oSubmenu));}}
  68 else{if(menuNav._activeItem==oMenuLabel){menuNav._showMenu(oSubmenu);menuNav._focusItem(getFirstItem(oSubmenu));menuNav._setActiveItem(getFirstItem(oSubmenu));}
  69 else{if(!oMenuLabel._clickHandle){oMenuLabel._clickHandle=oMenuLabel.on("click",function(){menuNav._hideAllSubmenus(menuNav._rootMenu);menuNav._hasFocus=false;menuNav._clearActiveItem();oMenuLabel._clickHandle.detach();oMenuLabel._clickHandle=null;});}}}}
  70 if(sType===CLICK){event.preventDefault();}}}}}},_onKeyPress:function(event){switch(event.keyCode){case 37:case 38:case 39:case 40:event.preventDefault();break;}},_onKeyDown:function(event){var menuNav=this,oActiveItem=menuNav._activeItem,oTarget=event.target,oActiveMenu=getParentMenu(oTarget),oSubmenu;if(oActiveMenu){menuNav._activeMenu=oActiveMenu;if(isHorizontalMenu(oActiveMenu)){menuNav._onHorizontalMenuKeyDown(event);}
  71 else{menuNav._onVerticalMenuKeyDown(event);}
  72 if(event.keyCode===27){if(!menuNav._isRoot(oActiveMenu)){if(UA.opera){later(0,menuNav,function(){menuNav._hideMenu(oActiveMenu,true);});}
  73 else{menuNav._hideMenu(oActiveMenu,true);}
  74 event.stopPropagation();menuNav._blockMouseEvent=UA.gecko?true:false;}
  75 else if(oActiveItem){if(isMenuLabel(oActiveItem)&&hasVisibleSubmenu(oActiveItem)){oSubmenu=oActiveItem.next();if(oSubmenu){menuNav._hideMenu(oSubmenu);}}
  76 else{menuNav._focusManager.blur();menuNav._clearActiveItem();menuNav._hasFocus=false;}}}}},_onDocMouseDown:function(event){var menuNav=this,oRoot=menuNav._rootMenu,oTarget=event.target;if(!(oRoot.compareTo(oTarget)||oRoot.contains(oTarget))){menuNav._hideAllSubmenus(oRoot);if(UA.webkit){menuNav._hasFocus=false;menuNav._clearActiveItem();}}}});Y.namespace('Plugin');Y.Plugin.NodeMenuNav=NodeMenuNav;},'3.3.0',{requires:['node','classnamemanager','node-focusmanager']});