1//** Smooth Navigational Menu- By Dynamic Drive DHTML code library: http://www.dynamicdrive.com 2//** Script Download/ instructions page: http://www.dynamicdrive.com/dynamicindex1/ddlevelsmenu/ 3//** Menu created: Nov 12, 2008 4 5//** Dec 12th, 08" (v1.01): Fixed Shadow issue when multiple LIs within the same UL (level) contain sub menus: http://www.dynamicdrive.com/forums/showthread.php?t=39177&highlight=smooth 6 7//** Feb 11th, 09" (v1.02): The currently active main menu item (LI A) now gets a CSS class of ".selected", including sub menu items. 8 9var ddsmoothmenu={ 10 11//Specify full URL to down and right arrow images (23 is padding-right added to top level LIs with drop downs): 12arrowimages: {down:['downarrowclass', 'images/spacer.gif', 0], right:['rightarrowclass', 'abh_dropmenu/right.gif']}, 13 14transition: {overtime:250, outtime:250}, //duration of slide in/ out animation, in milliseconds 15shadow: {enabled:false, offsetx:5, offsety:5}, 16 17///////Stop configuring beyond here/////////////////////////// 18 19detectwebkit: navigator.userAgent.toLowerCase().indexOf("applewebkit")!=-1, //detect WebKit browsers (Safari, Chrome etc) 20 21getajaxmenu:function($, setting){ //function to fetch external page containing the panel DIVs 22 var $menucontainer=$('#'+setting.contentsource[0]) //reference empty div on page that will hold menu 23 $menucontainer.html("Loading Menu...") 24 $.ajax({ 25 url: setting.contentsource[1], //path to external menu file 26 async: true, 27 error:function(ajaxrequest){ 28 $menucontainer.html('Error fetching content. Server Response: '+ajaxrequest.responseText) 29 }, 30 success:function(content){ 31 $menucontainer.html(content) 32 ddsmoothmenu.buildmenu($, setting) 33 } 34 }) 35}, 36 37buildshadow:function($, $subul){ 38 39}, 40 41buildmenu:function($, setting){ 42 var smoothmenu=ddsmoothmenu 43 var $mainmenu=$("#"+setting.mainmenuid+">ul") //reference main menu UL 44 var $headers=$mainmenu.find("ul").parent() 45 $headers.hover( 46 function(e){ 47 $(this).children('a:eq(0)').addClass('selected') 48 }, 49 function(e){ 50 $(this).children('a:eq(0)').removeClass('selected') 51 } 52 ) 53 $headers.each(function(i){ 54 var $curobj=$(this).css({zIndex: 40-i}) //reference current LI header 55 var $subul=$(this).find('ul:eq(0)').css({display:'block'}) 56 this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()} 57 this.istopheader=$curobj.parents("ul").length==1? true : false //is top level header? 58 $subul.css({top:this.istopheader? this._dimensions.h+"px" : 0}) 59 $curobj.children("a:eq(0)").css(this.istopheader? {paddingRight: smoothmenu.arrowimages.down[2]} : {}).append( //add arrow images 60 '<img src="'+ (this.istopheader? smoothmenu.arrowimages.down[1] : smoothmenu.arrowimages.right[1]) 61 +'" class="' + (this.istopheader? smoothmenu.arrowimages.down[0] : smoothmenu.arrowimages.right[0]) 62 + '" style="border:0;" />' 63 ) 64 if (smoothmenu.shadow.enabled){ 65 this._shadowoffset={x:(this.istopheader?$subul.offset().left+smoothmenu.shadow.offsetx : this._dimensions.w), y:(this.istopheader? $subul.offset().top+smoothmenu.shadow.offsety : $curobj.position().top)} //store this shadow's offsets 66 if (this.istopheader) 67 $parentshadow=$(document.body) 68 else{ 69 var $parentLi=$curobj.parents("li:eq(0)") 70 $parentshadow=$parentLi.get(0).$shadow 71 } 72 this.$shadow=$('<div class="ddshadow'+(this.istopheader? ' toplevelshadow' : '')+'"></div>').prependTo($parentshadow).css({left:this._shadowoffset.x+'px', top:this._shadowoffset.y+'px'}) //insert shadow DIV and set it to parent node for the next shadow div 73 } 74 $curobj.hover( 75 function(e){ 76 var $targetul=$(this).children("ul:eq(0)") 77 this._offsets={left:$(this).offset().left, top:$(this).offset().top} 78 var menuleft=this.istopheader? 0 : this._dimensions.w 79 menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader? -this._dimensions.subulw+this._dimensions.w : -this._dimensions.w) : menuleft //calculate this sub menu's offsets from its parent 80 if ($targetul.queue().length<=1){ //if 1 or less queued animations 81 $targetul.css({left:menuleft+"px", width:this._dimensions.subulw+'px'}).animate({height:'show',opacity:'show'}
81, ddsmoothmenu.transition.overtime) 82 if (smoothmenu.shadow.enabled){ 83 var shadowleft=this.istopheader? $targetul.offset().left+ddsmoothmenu.shadow.offsetx : menuleft 84 var shadowtop=this.istopheader?$targetul.offset().top+smoothmenu.shadow.offsety : this._shadowoffset.y 85 if (!this.istopheader && ddsmoothmenu.detectwebkit){ //in WebKit browsers, restore shadow's opacity to full 86 this.$shadow.css({opacity:1}) 87 } 88 this.$shadow.css({overflow:'', width:this._dimensions.subulw+'px', left:shadowleft+'px', top:shadowtop+'px'}).animate({height:this._dimensions.subulh+'px'}, ddsmoothmenu.transition.overtime) 89 } 90 } 91 }, 92 function(e){ 93 var $targetul=$(this).children("ul:eq(0)") 94 $targetul.animate({height:'hide', opacity:'hide'}, ddsmoothmenu.transition.outtime) 95 if (smoothmenu.shadow.enabled){ 96 if (ddsmoothmenu.detectwebkit){ //in WebKit browsers, set first child shadow's opacity to 0, as "overflow:hidden" doesn't work in them 97 this.$shadow.children('div:eq(0)').css({opacity:0}) 98 } 99 this.$shadow.css({overflow:'hidden'}).animate({height:0}, ddsmoothmenu.transition.outtime) 100 } 101 } 102 ) //end hover 103 }) //end $headers.each() 104 $mainmenu.find("ul").css({display:'none', visibility:'visible'}) 105}, 106 107init:function(setting){ 108 if (typeof setting.customtheme=="object" && setting.customtheme.length==2){ 109 var mainmenuid='#'+setting.mainmenuid
110 document.write('<style type="text/css">\n' 111 +mainmenuid+', '+mainmenuid+' ul li a {background:'+setting.customtheme[0]+';}\n' 112 +mainmenuid+' ul li a:hover {background:'+setting.customtheme[1]+';}\n' 113 +'</style>') 114 } 115 jQuery(document).ready(function($){ //override default menu colors (default/hover) with custom set? 116 if (typeof setting.contentsource=="object"){ //if external ajax menu 117 ddsmoothmenu.getajaxmenu($, setting) 118 } 119 else{ //else if markup menu 120 ddsmoothmenu.buildmenu($, setting) 121 } 122 }) 123} 124 125} //end ddsmoothmenu variable 126 127//Initialize Menu instance(s): 128 129ddsmoothmenu.init({ 130 mainmenuid: "smoothmenu1", //menu DIV id 131 //customtheme: ["#1c5a80", "#18374a"], //override default menu CSS background values? Uncomment: ["normal_background", "hover_background"] 132 contentsource: "markup" //"markup" or ["container_id", "path_to_menu_file"] 133})
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