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874 lines
39 KiB
874 lines
39 KiB
/*
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== malihu jquery custom scrollbars plugin ==
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version: 2.3.2
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author: malihu (http://manos.malihu.gr)
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plugin home: http://manos.malihu.gr/jquery-custom-content-scroller
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*/
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(function($){
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var methods={
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init:function(options){
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var defaults={
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set_width:false, /*optional element width: boolean, pixels, percentage*/
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set_height:false, /*optional element height: boolean, pixels, percentage*/
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horizontalScroll:false, /*scroll horizontally: boolean*/
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scrollInertia:550, /*scrolling inertia: integer (milliseconds)*/
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scrollEasing:"easeOutCirc", /*scrolling easing: string*/
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mouseWheel:"pixels", /*mousewheel support and velocity: boolean, "auto", integer, "pixels"*/
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mouseWheelPixels:60, /*mousewheel pixels amount: integer*/
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autoDraggerLength:true, /*auto-adjust scrollbar dragger length: boolean*/
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scrollButtons:{ /*scroll buttons*/
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enable:false, /*scroll buttons support: boolean*/
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scrollType:"continuous", /*scroll buttons scrolling type: "continuous", "pixels"*/
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scrollSpeed:20, /*scroll buttons continuous scrolling speed: integer*/
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scrollAmount:40 /*scroll buttons pixels scroll amount: integer (pixels)*/
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},
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advanced:{
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updateOnBrowserResize:true, /*update scrollbars on browser resize (for layouts based on percentages): boolean*/
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updateOnContentResize:false, /*auto-update scrollbars on content resize (for dynamic content): boolean*/
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autoExpandHorizontalScroll:false, /*auto-expand width for horizontal scrolling: boolean*/
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autoScrollOnFocus:true /*auto-scroll on focused elements: boolean*/
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},
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callbacks:{
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onScrollStart:function(){}, /*user custom callback function on scroll start event*/
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onScroll:function(){}, /*user custom callback function on scroll event*/
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onTotalScroll:function(){}, /*user custom callback function on scroll end reached event*/
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onTotalScrollBack:function(){}, /*user custom callback function on scroll begin reached event*/
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onTotalScrollOffset:0, /*scroll end reached offset: integer (pixels)*/
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whileScrolling:false, /*user custom callback function on scrolling event*/
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whileScrollingInterval:30 /*interval for calling whileScrolling callback: integer (milliseconds)*/
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}
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},
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options=$.extend(true,defaults,options);
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/*check for touch device*/
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$(document).data("mCS-is-touch-device",false);
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if(is_touch_device()){
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$(document).data("mCS-is-touch-device",true);
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}
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function is_touch_device(){
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return !!("ontouchstart" in window) ? 1 : 0;
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}
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return this.each(function(){
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var $this=$(this);
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/*set element width/height, create markup for custom scrollbars, add classes*/
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if(options.set_width){
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$this.css("width",options.set_width);
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}
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if(options.set_height){
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$this.css("height",options.set_height);
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}
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if(!$(document).data("mCustomScrollbar-index")){
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$(document).data("mCustomScrollbar-index","1");
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}else{
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var mCustomScrollbarIndex=parseInt($(document).data("mCustomScrollbar-index"));
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$(document).data("mCustomScrollbar-index",mCustomScrollbarIndex+1);
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}
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$this.wrapInner("<div class='mCustomScrollBox' id='mCSB_"+$(document).data("mCustomScrollbar-index")+"' style='position:relative; height:100%; overflow:hidden; max-width:100%;' />").addClass("mCustomScrollbar _mCS_"+$(document).data("mCustomScrollbar-index"));
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var mCustomScrollBox=$this.children(".mCustomScrollBox");
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if(options.horizontalScroll){
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mCustomScrollBox.addClass("mCSB_horizontal").wrapInner("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />");
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var mCSB_h_wrapper=mCustomScrollBox.children(".mCSB_h_wrapper");
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mCSB_h_wrapper.wrapInner("<div class='mCSB_container' style='position:absolute; left:0;' />").children(".mCSB_container").css({"width":mCSB_h_wrapper.children().outerWidth(),"position":"relative"}).unwrap();
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}else{
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mCustomScrollBox.wrapInner("<div class='mCSB_container' style='position:relative; top:0;' />");
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}
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var mCSB_container=mCustomScrollBox.children(".mCSB_container");
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if($(document).data("mCS-is-touch-device")){
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mCSB_container.addClass("mCS_touch");
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}
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mCSB_container.after("<div class='mCSB_scrollTools' style='position:absolute;'><div class='mCSB_draggerContainer' style='position:relative;'><div class='mCSB_dragger' style='position:absolute;'><div class='mCSB_dragger_bar' style='position:relative;'></div></div><div class='mCSB_draggerRail'></div></div></div>");
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var mCSB_scrollTools=mCustomScrollBox.children(".mCSB_scrollTools"),
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mCSB_draggerContainer=mCSB_scrollTools.children(".mCSB_draggerContainer"),
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mCSB_dragger=mCSB_draggerContainer.children(".mCSB_dragger");
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if(options.horizontalScroll){
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mCSB_dragger.data("minDraggerWidth",mCSB_dragger.width());
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}else{
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mCSB_dragger.data("minDraggerHeight",mCSB_dragger.height());
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}
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if(options.scrollButtons.enable){
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if(options.horizontalScroll){
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mCSB_scrollTools.prepend("<a class='mCSB_buttonLeft' style='display:block; position:relative;'></a>").append("<a class='mCSB_buttonRight' style='display:block; position:relative;'></a>");
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}else{
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mCSB_scrollTools.prepend("<a class='mCSB_buttonUp' style='display:block; position:relative;'></a>").append("<a class='mCSB_buttonDown' style='display:block; position:relative;'></a>");
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}
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}
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/*mCustomScrollBox scrollTop and scrollLeft is always 0 to prevent browser focus scrolling*/
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mCustomScrollBox.bind("scroll",function(){
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if(!$this.is(".mCS_disabled")){ /*native focus scrolling for disabled scrollbars*/
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mCustomScrollBox.scrollTop(0).scrollLeft(0);
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}
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});
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/*store options, global vars/states, intervals and update element*/
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$this.data({
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/*init state*/
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"mCS_Init":true,
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/*option parameters*/
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"horizontalScroll":options.horizontalScroll,
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"scrollInertia":options.scrollInertia,
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"scrollEasing":options.scrollEasing,
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"mouseWheel":options.mouseWheel,
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"mouseWheelPixels":options.mouseWheelPixels,
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"autoDraggerLength":options.autoDraggerLength,
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"scrollButtons_enable":options.scrollButtons.enable,
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"scrollButtons_scrollType":options.scrollButtons.scrollType,
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"scrollButtons_scrollSpeed":options.scrollButtons.scrollSpeed,
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"scrollButtons_scrollAmount":options.scrollButtons.scrollAmount,
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"autoExpandHorizontalScroll":options.advanced.autoExpandHorizontalScroll,
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"autoScrollOnFocus":options.advanced.autoScrollOnFocus,
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"onScrollStart_Callback":options.callbacks.onScrollStart,
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"onScroll_Callback":options.callbacks.onScroll,
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"onTotalScroll_Callback":options.callbacks.onTotalScroll,
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"onTotalScrollBack_Callback":options.callbacks.onTotalScrollBack,
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"onTotalScroll_Offset":options.callbacks.onTotalScrollOffset,
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"whileScrolling_Callback":options.callbacks.whileScrolling,
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"whileScrolling_Interval":options.callbacks.whileScrollingInterval,
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/*events binding state*/
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"bindEvent_scrollbar_click":false,
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"bindEvent_mousewheel":false,
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"bindEvent_focusin":false,
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"bindEvent_buttonsContinuous_y":false,
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"bindEvent_buttonsContinuous_x":false,
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"bindEvent_buttonsPixels_y":false,
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"bindEvent_buttonsPixels_x":false,
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"bindEvent_scrollbar_touch":false,
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"bindEvent_content_touch":false,
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/*buttons intervals*/
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"mCSB_buttonScrollRight":false,
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"mCSB_buttonScrollLeft":false,
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"mCSB_buttonScrollDown":false,
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"mCSB_buttonScrollUp":false,
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/*callback intervals*/
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"whileScrolling":false
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}).mCustomScrollbar("update");
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/*detect max-width*/
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if(options.horizontalScroll){
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if($this.css("max-width")!=="none"){
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if(!options.advanced.updateOnContentResize){ /*needs updateOnContentResize*/
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options.advanced.updateOnContentResize=true;
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}
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$this.data({"mCS_maxWidth":parseInt($this.css("max-width")),"mCS_maxWidth_Interval":setInterval(function(){
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if(mCSB_container.outerWidth()>$this.data("mCS_maxWidth")){
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clearInterval($this.data("mCS_maxWidth_Interval"));
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$this.mCustomScrollbar("update");
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}
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},150)});
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}
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}else{
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/*detect max-height*/
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if($this.css("max-height")!=="none"){
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$this.data({"mCS_maxHeight":parseInt($this.css("max-height")),"mCS_maxHeight_Interval":setInterval(function(){
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mCustomScrollBox.css("max-height",$this.data("mCS_maxHeight"));
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if(mCSB_container.outerHeight()>$this.data("mCS_maxHeight")){
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clearInterval($this.data("mCS_maxHeight_Interval"));
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$this.mCustomScrollbar("update");
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}
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},150)});
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}
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}
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/*window resize fn (for layouts based on percentages)*/
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if(options.advanced.updateOnBrowserResize){
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var mCSB_resizeTimeout;
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$(window).resize(function(){
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if(mCSB_resizeTimeout){
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clearTimeout(mCSB_resizeTimeout);
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}
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mCSB_resizeTimeout=setTimeout(function(){
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if(!$this.is(".mCS_disabled") && !$this.is(".mCS_destroyed")){
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$this.mCustomScrollbar("update");
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}
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},150);
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});
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}
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/*content resize fn (for dynamically generated content)*/
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if(options.advanced.updateOnContentResize){
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var mCSB_onContentResize;
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if(options.horizontalScroll){
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var mCSB_containerOldSize=mCSB_container.outerWidth();
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}else{
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var mCSB_containerOldSize=mCSB_container.outerHeight();
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}
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mCSB_onContentResize=setInterval(function(){
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if(options.horizontalScroll){
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if(options.advanced.autoExpandHorizontalScroll){
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mCSB_container.css({"position":"absolute","width":"auto"}).wrap("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />").css({"width":mCSB_container.outerWidth(),"position":"relative"}).unwrap();
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}
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var mCSB_containerNewSize=mCSB_container.outerWidth();
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}else{
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var mCSB_containerNewSize=mCSB_container.outerHeight();
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}
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if(mCSB_containerNewSize!=mCSB_containerOldSize){
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$this.mCustomScrollbar("update");
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mCSB_containerOldSize=mCSB_containerNewSize;
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}
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},300);
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}
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});
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},
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update:function(){
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var $this=$(this),
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mCustomScrollBox=$this.children(".mCustomScrollBox"),
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mCSB_container=mCustomScrollBox.children(".mCSB_container");
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mCSB_container.removeClass("mCS_no_scrollbar");
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$this.removeClass("mCS_disabled mCS_destroyed");
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mCustomScrollBox.scrollTop(0).scrollLeft(0); /*reset scrollTop/scrollLeft to prevent browser focus scrolling*/
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var mCSB_scrollTools=mCustomScrollBox.children(".mCSB_scrollTools"),
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mCSB_draggerContainer=mCSB_scrollTools.children(".mCSB_draggerContainer"),
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mCSB_dragger=mCSB_draggerContainer.children(".mCSB_dragger");
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if($this.data("horizontalScroll")){
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var mCSB_buttonLeft=mCSB_scrollTools.children(".mCSB_buttonLeft"),
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mCSB_buttonRight=mCSB_scrollTools.children(".mCSB_buttonRight"),
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mCustomScrollBoxW=mCustomScrollBox.width();
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if($this.data("autoExpandHorizontalScroll")){
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mCSB_container.css({"position":"absolute","width":"auto"}).wrap("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />").css({"width":mCSB_container.outerWidth(),"position":"relative"}).unwrap();
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}
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var mCSB_containerW=mCSB_container.outerWidth();
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}else{
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var mCSB_buttonUp=mCSB_scrollTools.children(".mCSB_buttonUp"),
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mCSB_buttonDown=mCSB_scrollTools.children(".mCSB_buttonDown"),
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mCustomScrollBoxH=mCustomScrollBox.height(),
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mCSB_containerH=mCSB_container.outerHeight();
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}
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if(mCSB_containerH>mCustomScrollBoxH && !$this.data("horizontalScroll")){ /*content needs vertical scrolling*/
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mCSB_scrollTools.css("display","block");
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var mCSB_draggerContainerH=mCSB_draggerContainer.height();
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/*auto adjust scrollbar dragger length analogous to content*/
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if($this.data("autoDraggerLength")){
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var draggerH=Math.round(mCustomScrollBoxH/mCSB_containerH*mCSB_draggerContainerH),
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minDraggerH=mCSB_dragger.data("minDraggerHeight");
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if(draggerH<=minDraggerH){ /*min dragger height*/
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mCSB_dragger.css({"height":minDraggerH});
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}else if(draggerH>=mCSB_draggerContainerH-10){ /*max dragger height*/
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var mCSB_draggerContainerMaxH=mCSB_draggerContainerH-10;
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mCSB_dragger.css({"height":mCSB_draggerContainerMaxH});
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}else{
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mCSB_dragger.css({"height":draggerH});
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}
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mCSB_dragger.children(".mCSB_dragger_bar").css({"line-height":mCSB_dragger.height()+"px"});
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}
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var mCSB_draggerH=mCSB_dragger.height(),
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/*calculate and store scroll amount, add scrolling*/
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scrollAmount=(mCSB_containerH-mCustomScrollBoxH)/(mCSB_draggerContainerH-mCSB_draggerH);
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$this.data("scrollAmount",scrollAmount).mCustomScrollbar("scrolling",mCustomScrollBox,mCSB_container,mCSB_draggerContainer,mCSB_dragger,mCSB_buttonUp,mCSB_buttonDown,mCSB_buttonLeft,mCSB_buttonRight);
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/*scroll*/
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var mCSB_containerP=Math.abs(Math.round(mCSB_container.position().top));
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$this.mCustomScrollbar("scrollTo",mCSB_containerP,{callback:false});
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}else if(mCSB_containerW>mCustomScrollBoxW && $this.data("horizontalScroll")){ /*content needs horizontal scrolling*/
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mCSB_scrollTools.css("display","block");
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var mCSB_draggerContainerW=mCSB_draggerContainer.width();
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/*auto adjust scrollbar dragger length analogous to content*/
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if($this.data("autoDraggerLength")){
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var draggerW=Math.round(mCustomScrollBoxW/mCSB_containerW*mCSB_draggerContainerW),
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minDraggerW=mCSB_dragger.data("minDraggerWidth");
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if(draggerW<=minDraggerW){ /*min dragger height*/
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mCSB_dragger.css({"width":minDraggerW});
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}else if(draggerW>=mCSB_draggerContainerW-10){ /*max dragger height*/
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var mCSB_draggerContainerMaxW=mCSB_draggerContainerW-10;
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mCSB_dragger.css({"width":mCSB_draggerContainerMaxW});
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}else{
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mCSB_dragger.css({"width":draggerW});
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}
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}
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var mCSB_draggerW=mCSB_dragger.width(),
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/*calculate and store scroll amount, add scrolling*/
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scrollAmount=(mCSB_containerW-mCustomScrollBoxW)/(mCSB_draggerContainerW-mCSB_draggerW);
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$this.data("scrollAmount",scrollAmount).mCustomScrollbar("scrolling",mCustomScrollBox,mCSB_container,mCSB_draggerContainer,mCSB_dragger,mCSB_buttonUp,mCSB_buttonDown,mCSB_buttonLeft,mCSB_buttonRight);
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/*scroll*/
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var mCSB_containerP=Math.abs(Math.round(mCSB_container.position().left));
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$this.mCustomScrollbar("scrollTo",mCSB_containerP,{callback:false});
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}else{ /*content does not need scrolling*/
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/*unbind events, reset content position, hide scrollbars, remove classes*/
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mCustomScrollBox.unbind("mousewheel focusin");
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if($this.data("horizontalScroll")){
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mCSB_dragger.add(mCSB_container).css("left",0);
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}else{
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mCSB_dragger.add(mCSB_container).css("top",0);
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}
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mCSB_scrollTools.css("display","none");
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mCSB_container.addClass("mCS_no_scrollbar");
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$this.data({"bindEvent_mousewheel":false,"bindEvent_focusin":false});
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}
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},
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scrolling:function(mCustomScrollBox,mCSB_container,mCSB_draggerContainer,mCSB_dragger,mCSB_buttonUp,mCSB_buttonDown,mCSB_buttonLeft,mCSB_buttonRight){
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var $this=$(this);
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/*while scrolling callback*/
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$this.mCustomScrollbar("callbacks","whileScrolling");
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/*drag scrolling*/
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if(!mCSB_dragger.hasClass("ui-draggable")){ /*apply drag function once*/
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if($this.data("horizontalScroll")){
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var draggableAxis="x";
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}else{
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var draggableAxis="y";
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}
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mCSB_dragger.draggable({
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axis:draggableAxis,
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containment:"parent",
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drag:function(event,ui){
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$this.mCustomScrollbar("scroll");
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mCSB_dragger.addClass("mCSB_dragger_onDrag");
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},
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stop:function(event,ui){
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mCSB_dragger.removeClass("mCSB_dragger_onDrag");
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}
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});
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}
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if(!$this.data("bindEvent_scrollbar_click")){ /*bind once*/
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mCSB_draggerContainer.bind("click",function(e){
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if($this.data("horizontalScroll")){
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var mouseCoord=(e.pageX-mCSB_draggerContainer.offset().left);
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if(mouseCoord<mCSB_dragger.position().left || mouseCoord>(mCSB_dragger.position().left+mCSB_dragger.width())){
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var scrollToPos=mouseCoord;
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if(scrollToPos>=mCSB_draggerContainer.width()-mCSB_dragger.width()){ /*max dragger position is bottom*/
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scrollToPos=mCSB_draggerContainer.width()-mCSB_dragger.width();
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}
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mCSB_dragger.css("left",scrollToPos);
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$this.mCustomScrollbar("scroll");
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}
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}else{
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var mouseCoord=(e.pageY-mCSB_draggerContainer.offset().top);
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if(mouseCoord<mCSB_dragger.position().top || mouseCoord>(mCSB_dragger.position().top+mCSB_dragger.height())){
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var scrollToPos=mouseCoord;
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if(scrollToPos>=mCSB_draggerContainer.height()-mCSB_dragger.height()){ /*max dragger position is bottom*/
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scrollToPos=mCSB_draggerContainer.height()-mCSB_dragger.height();
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}
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mCSB_dragger.css("top",scrollToPos);
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$this.mCustomScrollbar("scroll");
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}
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}
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});
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$this.data({"bindEvent_scrollbar_click":true});
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}
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/*mousewheel scrolling*/
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if($this.data("mouseWheel")){
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var mousewheelVel=$this.data("mouseWheel");
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if($this.data("mouseWheel")==="auto"){
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mousewheelVel=8; /*default mousewheel velocity*/
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/*check for safari browser on mac osx to lower mousewheel velocity*/
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var os=navigator.userAgent;
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if(os.indexOf("Mac")!=-1 && os.indexOf("Safari")!=-1 && os.indexOf("AppleWebKit")!=-1 && os.indexOf("Chrome")==-1){
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mousewheelVel=1;
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}
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}
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if(!$this.data("bindEvent_mousewheel")){ /*bind once*/
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mCustomScrollBox.bind("mousewheel",function(event,delta){
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event.preventDefault();
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var vel=Math.abs(delta*mousewheelVel);
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if($this.data("horizontalScroll")){
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if($this.data("mouseWheel")==="pixels"){
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if(delta<0){
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delta=-1;
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}else{
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delta=1;
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}
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var scrollTo=Math.abs(Math.round(mCSB_container.position().left))-(delta*$this.data("mouseWheelPixels"));
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$this.mCustomScrollbar("scrollTo",scrollTo);
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}else{
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var posX=mCSB_dragger.position().left-(delta*vel);
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mCSB_dragger.css("left",posX);
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if(mCSB_dragger.position().left<0){
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mCSB_dragger.css("left",0);
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}
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var mCSB_draggerContainerW=mCSB_draggerContainer.width(),
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mCSB_draggerW=mCSB_dragger.width();
|
|
if(mCSB_dragger.position().left>mCSB_draggerContainerW-mCSB_draggerW){
|
|
mCSB_dragger.css("left",mCSB_draggerContainerW-mCSB_draggerW);
|
|
}
|
|
$this.mCustomScrollbar("scroll");
|
|
}
|
|
}else{
|
|
if($this.data("mouseWheel")==="pixels"){
|
|
if(delta<0){
|
|
delta=-1;
|
|
}else{
|
|
delta=1;
|
|
}
|
|
var scrollTo=Math.abs(Math.round(mCSB_container.position().top))-(delta*$this.data("mouseWheelPixels"));
|
|
$this.mCustomScrollbar("scrollTo",scrollTo);
|
|
}else{
|
|
var posY=mCSB_dragger.position().top-(delta*vel);
|
|
mCSB_dragger.css("top",posY);
|
|
if(mCSB_dragger.position().top<0){
|
|
mCSB_dragger.css("top",0);
|
|
}
|
|
var mCSB_draggerContainerH=mCSB_draggerContainer.height(),
|
|
mCSB_draggerH=mCSB_dragger.height();
|
|
if(mCSB_dragger.position().top>mCSB_draggerContainerH-mCSB_draggerH){
|
|
mCSB_dragger.css("top",mCSB_draggerContainerH-mCSB_draggerH);
|
|
}
|
|
$this.mCustomScrollbar("scroll");
|
|
}
|
|
}
|
|
});
|
|
$this.data({"bindEvent_mousewheel":true});
|
|
}
|
|
}
|
|
/*buttons scrolling*/
|
|
if($this.data("scrollButtons_enable")){
|
|
if($this.data("scrollButtons_scrollType")==="pixels"){ /*scroll by pixels*/
|
|
var pixelsScrollTo;
|
|
if($.browser.msie && parseInt($.browser.version)<9){ /*stupid ie8*/
|
|
$this.data("scrollInertia",0);
|
|
}
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_buttonRight.add(mCSB_buttonLeft).unbind("mousedown touchstart onmsgesturestart mouseup mouseout touchend onmsgestureend",mCSB_buttonRight_stop,mCSB_buttonLeft_stop);
|
|
$this.data({"bindEvent_buttonsContinuous_x":false});
|
|
if(!$this.data("bindEvent_buttonsPixels_x")){ /*bind once*/
|
|
/*scroll right*/
|
|
mCSB_buttonRight.bind("click",function(e){
|
|
e.preventDefault();
|
|
if(!mCSB_container.is(":animated")){
|
|
pixelsScrollTo=Math.abs(mCSB_container.position().left)+$this.data("scrollButtons_scrollAmount");
|
|
$this.mCustomScrollbar("scrollTo",pixelsScrollTo);
|
|
}
|
|
});
|
|
/*scroll left*/
|
|
mCSB_buttonLeft.bind("click",function(e){
|
|
e.preventDefault();
|
|
if(!mCSB_container.is(":animated")){
|
|
pixelsScrollTo=Math.abs(mCSB_container.position().left)-$this.data("scrollButtons_scrollAmount");
|
|
if(mCSB_container.position().left>=-$this.data("scrollButtons_scrollAmount")){
|
|
pixelsScrollTo="left";
|
|
}
|
|
$this.mCustomScrollbar("scrollTo",pixelsScrollTo);
|
|
}
|
|
});
|
|
$this.data({"bindEvent_buttonsPixels_x":true});
|
|
}
|
|
}else{
|
|
mCSB_buttonDown.add(mCSB_buttonUp).unbind("mousedown touchstart onmsgesturestart mouseup mouseout touchend onmsgestureend",mCSB_buttonRight_stop,mCSB_buttonLeft_stop);
|
|
$this.data({"bindEvent_buttonsContinuous_y":false});
|
|
if(!$this.data("bindEvent_buttonsPixels_y")){ /*bind once*/
|
|
/*scroll down*/
|
|
mCSB_buttonDown.bind("click",function(e){
|
|
e.preventDefault();
|
|
if(!mCSB_container.is(":animated")){
|
|
pixelsScrollTo=Math.abs(mCSB_container.position().top)+$this.data("scrollButtons_scrollAmount");
|
|
$this.mCustomScrollbar("scrollTo",pixelsScrollTo);
|
|
}
|
|
});
|
|
/*scroll up*/
|
|
mCSB_buttonUp.bind("click",function(e){
|
|
e.preventDefault();
|
|
if(!mCSB_container.is(":animated")){
|
|
pixelsScrollTo=Math.abs(mCSB_container.position().top)-$this.data("scrollButtons_scrollAmount");
|
|
if(mCSB_container.position().top>=-$this.data("scrollButtons_scrollAmount")){
|
|
pixelsScrollTo="top";
|
|
}
|
|
$this.mCustomScrollbar("scrollTo",pixelsScrollTo);
|
|
}
|
|
});
|
|
$this.data({"bindEvent_buttonsPixels_y":true});
|
|
}
|
|
}
|
|
}else{ /*continuous scrolling*/
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_buttonRight.add(mCSB_buttonLeft).unbind("click");
|
|
$this.data({"bindEvent_buttonsPixels_x":false});
|
|
if(!$this.data("bindEvent_buttonsContinuous_x")){ /*bind once*/
|
|
/*scroll right*/
|
|
mCSB_buttonRight.bind("mousedown touchstart onmsgesturestart",function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
$this.data({"mCSB_buttonScrollRight":setInterval(function(){
|
|
var scrollTo=Math.round((Math.abs(Math.round(mCSB_container.position().left))+$this.data("scrollButtons_scrollSpeed"))/$this.data("scrollAmount"));
|
|
$this.mCustomScrollbar("scrollTo",scrollTo,{moveDragger:true});
|
|
},30)});
|
|
});
|
|
var mCSB_buttonRight_stop=function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
clearInterval($this.data("mCSB_buttonScrollRight"));
|
|
}
|
|
mCSB_buttonRight.bind("mouseup touchend onmsgestureend mouseout",mCSB_buttonRight_stop);
|
|
/*scroll left*/
|
|
mCSB_buttonLeft.bind("mousedown touchstart onmsgesturestart",function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
$this.data({"mCSB_buttonScrollLeft":setInterval(function(){
|
|
var scrollTo=Math.round((Math.abs(Math.round(mCSB_container.position().left))-$this.data("scrollButtons_scrollSpeed"))/$this.data("scrollAmount"));
|
|
$this.mCustomScrollbar("scrollTo",scrollTo,{moveDragger:true});
|
|
},30)});
|
|
});
|
|
var mCSB_buttonLeft_stop=function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
clearInterval($this.data("mCSB_buttonScrollLeft"));
|
|
}
|
|
mCSB_buttonLeft.bind("mouseup touchend onmsgestureend mouseout",mCSB_buttonLeft_stop);
|
|
$this.data({"bindEvent_buttonsContinuous_x":true});
|
|
}
|
|
}else{
|
|
mCSB_buttonDown.add(mCSB_buttonUp).unbind("click");
|
|
$this.data({"bindEvent_buttonsPixels_y":false});
|
|
if(!$this.data("bindEvent_buttonsContinuous_y")){ /*bind once*/
|
|
/*scroll down*/
|
|
mCSB_buttonDown.bind("mousedown touchstart onmsgesturestart",function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
$this.data({"mCSB_buttonScrollDown":setInterval(function(){
|
|
var scrollTo=Math.round((Math.abs(Math.round(mCSB_container.position().top))+$this.data("scrollButtons_scrollSpeed"))/$this.data("scrollAmount"));
|
|
$this.mCustomScrollbar("scrollTo",scrollTo,{moveDragger:true});
|
|
},30)});
|
|
});
|
|
var mCSB_buttonDown_stop=function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
clearInterval($this.data("mCSB_buttonScrollDown"));
|
|
}
|
|
mCSB_buttonDown.bind("mouseup touchend onmsgestureend mouseout",mCSB_buttonDown_stop);
|
|
/*scroll up*/
|
|
mCSB_buttonUp.bind("mousedown touchstart onmsgesturestart",function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
$this.data({"mCSB_buttonScrollUp":setInterval(function(){
|
|
var scrollTo=Math.round((Math.abs(Math.round(mCSB_container.position().top))-$this.data("scrollButtons_scrollSpeed"))/$this.data("scrollAmount"));
|
|
$this.mCustomScrollbar("scrollTo",scrollTo,{moveDragger:true});
|
|
},30)});
|
|
});
|
|
var mCSB_buttonUp_stop=function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
clearInterval($this.data("mCSB_buttonScrollUp"));
|
|
}
|
|
mCSB_buttonUp.bind("mouseup touchend onmsgestureend mouseout",mCSB_buttonUp_stop);
|
|
$this.data({"bindEvent_buttonsContinuous_y":true});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/*scrolling on element focus (e.g. via TAB key)*/
|
|
if($this.data("autoScrollOnFocus")){
|
|
if(!$this.data("bindEvent_focusin")){ /*bind once*/
|
|
mCustomScrollBox.bind("focusin",function(){
|
|
mCustomScrollBox.scrollTop(0).scrollLeft(0);
|
|
var focusedElem=$(document.activeElement);
|
|
if(focusedElem.is("input,textarea,select,button,a[tabindex],area,object")){
|
|
if($this.data("horizontalScroll")){
|
|
var mCSB_containerX=mCSB_container.position().left,
|
|
focusedElemX=focusedElem.position().left,
|
|
mCustomScrollBoxW=mCustomScrollBox.width(),
|
|
focusedElemW=focusedElem.outerWidth();
|
|
if(mCSB_containerX+focusedElemX>=0 && mCSB_containerX+focusedElemX<=mCustomScrollBoxW-focusedElemW){
|
|
/*just focus...*/
|
|
}else{ /*scroll, then focus*/
|
|
var moveDragger=focusedElemX/$this.data("scrollAmount");
|
|
if(moveDragger>=mCSB_draggerContainer.width()-mCSB_dragger.width()){ /*max dragger position is bottom*/
|
|
moveDragger=mCSB_draggerContainer.width()-mCSB_dragger.width();
|
|
}
|
|
mCSB_dragger.css("left",moveDragger);
|
|
$this.mCustomScrollbar("scroll");
|
|
}
|
|
}else{
|
|
var mCSB_containerY=mCSB_container.position().top,
|
|
focusedElemY=focusedElem.position().top,
|
|
mCustomScrollBoxH=mCustomScrollBox.height(),
|
|
focusedElemH=focusedElem.outerHeight();
|
|
if(mCSB_containerY+focusedElemY>=0 && mCSB_containerY+focusedElemY<=mCustomScrollBoxH-focusedElemH){
|
|
/*just focus...*/
|
|
}else{ /*scroll, then focus*/
|
|
var moveDragger=focusedElemY/$this.data("scrollAmount");
|
|
if(moveDragger>=mCSB_draggerContainer.height()-mCSB_dragger.height()){ /*max dragger position is bottom*/
|
|
moveDragger=mCSB_draggerContainer.height()-mCSB_dragger.height();
|
|
}
|
|
mCSB_dragger.css("top",moveDragger);
|
|
$this.mCustomScrollbar("scroll");
|
|
}
|
|
}
|
|
}
|
|
});
|
|
$this.data({"bindEvent_focusin":true});
|
|
}
|
|
}
|
|
/*touch events*/
|
|
if($(document).data("mCS-is-touch-device")){
|
|
/*scrollbar touch-drag*/
|
|
if(!$this.data("bindEvent_scrollbar_touch")){ /*bind once*/
|
|
var mCSB_draggerTouchY,
|
|
mCSB_draggerTouchX;
|
|
mCSB_dragger.bind("touchstart onmsgesturestart",function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
var touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0],
|
|
elem=$(this),
|
|
elemOffset=elem.offset(),
|
|
x=touch.pageX-elemOffset.left,
|
|
y=touch.pageY-elemOffset.top;
|
|
if(x<elem.width() && x>0 && y<elem.height() && y>0){
|
|
mCSB_draggerTouchY=y;
|
|
mCSB_draggerTouchX=x;
|
|
}
|
|
});
|
|
mCSB_dragger.bind("touchmove onmsgesturechange",function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
var touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0],
|
|
elem=$(this),
|
|
elemOffset=elem.offset(),
|
|
x=touch.pageX-elemOffset.left,
|
|
y=touch.pageY-elemOffset.top;
|
|
if($this.data("horizontalScroll")){
|
|
$this.mCustomScrollbar("scrollTo",(mCSB_dragger.position().left-(mCSB_draggerTouchX))+x,{moveDragger:true});
|
|
}else{
|
|
$this.mCustomScrollbar("scrollTo",(mCSB_dragger.position().top-(mCSB_draggerTouchY))+y,{moveDragger:true});
|
|
}
|
|
});
|
|
$this.data({"bindEvent_scrollbar_touch":true});
|
|
}
|
|
/*content touch-drag*/
|
|
if(!$this.data("bindEvent_content_touch")){ /*bind once*/
|
|
var touch,
|
|
elem,
|
|
elemOffset,
|
|
x,
|
|
y,
|
|
mCSB_containerTouchY,
|
|
mCSB_containerTouchX;
|
|
mCSB_container.bind("touchstart onmsgesturestart",function(e){
|
|
touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0];
|
|
elem=$(this);
|
|
elemOffset=elem.offset();
|
|
x=touch.pageX-elemOffset.left;
|
|
y=touch.pageY-elemOffset.top;
|
|
mCSB_containerTouchY=y;
|
|
mCSB_containerTouchX=x;
|
|
});
|
|
mCSB_container.bind("touchmove onmsgesturechange",function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0];
|
|
elem=$(this).parent();
|
|
elemOffset=elem.offset();
|
|
x=touch.pageX-elemOffset.left;
|
|
y=touch.pageY-elemOffset.top;
|
|
if($this.data("horizontalScroll")){
|
|
$this.mCustomScrollbar("scrollTo",mCSB_containerTouchX-x);
|
|
}else{
|
|
$this.mCustomScrollbar("scrollTo",mCSB_containerTouchY-y);
|
|
}
|
|
});
|
|
$this.data({"bindEvent_content_touch":true});
|
|
}
|
|
}
|
|
},
|
|
scroll:function(bypassCallbacks){
|
|
var $this=$(this),
|
|
mCSB_dragger=$this.find(".mCSB_dragger"),
|
|
mCSB_container=$this.find(".mCSB_container"),
|
|
mCustomScrollBox=$this.find(".mCustomScrollBox");
|
|
if($this.data("horizontalScroll")){
|
|
var draggerX=mCSB_dragger.position().left,
|
|
targX=-draggerX*$this.data("scrollAmount"),
|
|
thisX=mCSB_container.position().left,
|
|
posX=Math.round(thisX-targX);
|
|
}else{
|
|
var draggerY=mCSB_dragger.position().top,
|
|
targY=-draggerY*$this.data("scrollAmount"),
|
|
thisY=mCSB_container.position().top,
|
|
posY=Math.round(thisY-targY);
|
|
}
|
|
if($.browser.webkit){ /*fix webkit zoom and jquery animate*/
|
|
var screenCssPixelRatio=(window.outerWidth-8)/window.innerWidth,
|
|
isZoomed=(screenCssPixelRatio<.98 || screenCssPixelRatio>1.02);
|
|
}
|
|
if($this.data("scrollInertia")===0 || isZoomed){
|
|
if(!bypassCallbacks){
|
|
$this.mCustomScrollbar("callbacks","onScrollStart"); /*user custom callback functions*/
|
|
}
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_container.css("left",targX);
|
|
}else{
|
|
mCSB_container.css("top",targY);
|
|
}
|
|
if(!bypassCallbacks){
|
|
/*user custom callback functions*/
|
|
if($this.data("whileScrolling")){
|
|
$this.data("whileScrolling_Callback").call();
|
|
}
|
|
$this.mCustomScrollbar("callbacks","onScroll");
|
|
}
|
|
$this.data({"mCS_Init":false});
|
|
}else{
|
|
if(!bypassCallbacks){
|
|
$this.mCustomScrollbar("callbacks","onScrollStart"); /*user custom callback functions*/
|
|
}
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_container.stop().animate({left:"-="+posX},$this.data("scrollInertia"),$this.data("scrollEasing"),function(){
|
|
if(!bypassCallbacks){
|
|
$this.mCustomScrollbar("callbacks","onScroll"); /*user custom callback functions*/
|
|
}
|
|
$this.data({"mCS_Init":false});
|
|
});
|
|
}else{
|
|
mCSB_container.stop().animate({top:"-="+posY},$this.data("scrollInertia"),$this.data("scrollEasing"),function(){
|
|
if(!bypassCallbacks){
|
|
$this.mCustomScrollbar("callbacks","onScroll"); /*user custom callback functions*/
|
|
}
|
|
$this.data({"mCS_Init":false});
|
|
});
|
|
}
|
|
}
|
|
},
|
|
scrollTo:function(scrollTo,options){
|
|
var defaults={
|
|
moveDragger:false,
|
|
callback:true
|
|
},
|
|
options=$.extend(defaults,options),
|
|
$this=$(this),
|
|
scrollToPos,
|
|
mCustomScrollBox=$this.find(".mCustomScrollBox"),
|
|
mCSB_container=mCustomScrollBox.children(".mCSB_container"),
|
|
mCSB_draggerContainer=$this.find(".mCSB_draggerContainer"),
|
|
mCSB_dragger=mCSB_draggerContainer.children(".mCSB_dragger"),
|
|
targetPos;
|
|
if(scrollTo || scrollTo===0){
|
|
if(typeof(scrollTo)==="number"){ /*if integer, scroll by number of pixels*/
|
|
if(options.moveDragger){ /*scroll dragger*/
|
|
scrollToPos=scrollTo;
|
|
}else{ /*scroll content by default*/
|
|
targetPos=scrollTo;
|
|
scrollToPos=Math.round(targetPos/$this.data("scrollAmount"));
|
|
}
|
|
}else if(typeof(scrollTo)==="string"){ /*if string, scroll by element position*/
|
|
var target;
|
|
if(scrollTo==="top"){ /*scroll to top*/
|
|
target=0;
|
|
}else if(scrollTo==="bottom" && !$this.data("horizontalScroll")){ /*scroll to bottom*/
|
|
target=mCSB_container.outerHeight()-mCustomScrollBox.height();
|
|
}else if(scrollTo==="left"){ /*scroll to left*/
|
|
target=0;
|
|
}else if(scrollTo==="right" && $this.data("horizontalScroll")){ /*scroll to right*/
|
|
target=mCSB_container.outerWidth()-mCustomScrollBox.width();
|
|
}else if(scrollTo==="first"){ /*scroll to first element position*/
|
|
target=$this.find(".mCSB_container").find(":first");
|
|
}else if(scrollTo==="last"){ /*scroll to last element position*/
|
|
target=$this.find(".mCSB_container").find(":last");
|
|
}else{ /*scroll to element position*/
|
|
target=$this.find(scrollTo);
|
|
}
|
|
if(target.length===1){ /*if such unique element exists, scroll to it*/
|
|
if($this.data("horizontalScroll")){
|
|
targetPos=target.position().left;
|
|
}else{
|
|
targetPos=target.position().top;
|
|
}
|
|
scrollToPos=Math.ceil(targetPos/$this.data("scrollAmount"));
|
|
}else{
|
|
scrollToPos=target;
|
|
}
|
|
}
|
|
/*scroll to*/
|
|
if(scrollToPos<0){
|
|
scrollToPos=0;
|
|
}
|
|
if($this.data("horizontalScroll")){
|
|
if(scrollToPos>=mCSB_draggerContainer.width()-mCSB_dragger.width()){ /*max dragger position is bottom*/
|
|
scrollToPos=mCSB_draggerContainer.width()-mCSB_dragger.width();
|
|
}
|
|
mCSB_dragger.css("left",scrollToPos);
|
|
}else{
|
|
if(scrollToPos>=mCSB_draggerContainer.height()-mCSB_dragger.height()){ /*max dragger position is bottom*/
|
|
scrollToPos=mCSB_draggerContainer.height()-mCSB_dragger.height();
|
|
}
|
|
mCSB_dragger.css("top",scrollToPos);
|
|
}
|
|
if(options.callback){
|
|
$this.mCustomScrollbar("scroll",false);
|
|
}else{
|
|
$this.mCustomScrollbar("scroll",true);
|
|
}
|
|
}
|
|
},
|
|
callbacks:function(callback){
|
|
var $this=$(this),
|
|
mCustomScrollBox=$this.find(".mCustomScrollBox"),
|
|
mCSB_container=$this.find(".mCSB_container");
|
|
switch(callback){
|
|
/*start scrolling callback*/
|
|
case "onScrollStart":
|
|
if(!mCSB_container.is(":animated")){
|
|
$this.data("onScrollStart_Callback").call();
|
|
}
|
|
break;
|
|
/*end scrolling callback*/
|
|
case "onScroll":
|
|
if($this.data("horizontalScroll")){
|
|
var mCSB_containerX=Math.round(mCSB_container.position().left);
|
|
if(mCSB_containerX<0 && mCSB_containerX<=mCustomScrollBox.width()-mCSB_container.outerWidth()+$this.data("onTotalScroll_Offset")){
|
|
$this.data("onTotalScroll_Callback").call();
|
|
}else if(mCSB_containerX>=-$this.data("onTotalScroll_Offset")){
|
|
$this.data("onTotalScrollBack_Callback").call();
|
|
}else{
|
|
$this.data("onScroll_Callback").call();
|
|
}
|
|
}else{
|
|
var mCSB_containerY=Math.round(mCSB_container.position().top);
|
|
if(mCSB_containerY<0 && mCSB_containerY<=mCustomScrollBox.height()-mCSB_container.outerHeight()+$this.data("onTotalScroll_Offset")){
|
|
$this.data("onTotalScroll_Callback").call();
|
|
}else if(mCSB_containerY>=-$this.data("onTotalScroll_Offset")){
|
|
$this.data("onTotalScrollBack_Callback").call();
|
|
}else{
|
|
$this.data("onScroll_Callback").call();
|
|
}
|
|
}
|
|
break;
|
|
/*while scrolling callback*/
|
|
case "whileScrolling":
|
|
if($this.data("whileScrolling_Callback") && !$this.data("whileScrolling")){
|
|
$this.data({"whileScrolling":setInterval(function(){
|
|
if(mCSB_container.is(":animated") && !$this.data("mCS_Init")){
|
|
$this.data("whileScrolling_Callback").call();
|
|
}
|
|
},$this.data("whileScrolling_Interval"))});
|
|
}
|
|
break;
|
|
}
|
|
},
|
|
disable:function(resetScroll){
|
|
var $this=$(this),
|
|
mCustomScrollBox=$this.children(".mCustomScrollBox"),
|
|
mCSB_container=mCustomScrollBox.children(".mCSB_container"),
|
|
mCSB_scrollTools=mCustomScrollBox.children(".mCSB_scrollTools"),
|
|
mCSB_dragger=mCSB_scrollTools.find(".mCSB_dragger");
|
|
mCustomScrollBox.unbind("mousewheel focusin");
|
|
if(resetScroll){
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_dragger.add(mCSB_container).css("left",0);
|
|
}else{
|
|
mCSB_dragger.add(mCSB_container).css("top",0);
|
|
}
|
|
}
|
|
mCSB_scrollTools.css("display","none");
|
|
mCSB_container.addClass("mCS_no_scrollbar");
|
|
$this.data({"bindEvent_mousewheel":false,"bindEvent_focusin":false}).addClass("mCS_disabled");
|
|
},
|
|
destroy:function(){
|
|
var $this=$(this),
|
|
content=$this.find(".mCSB_container").html();
|
|
$this.find(".mCustomScrollBox").remove();
|
|
$this.html(content).removeClass("mCustomScrollbar _mCS_"+$(document).data("mCustomScrollbar-index")).addClass("mCS_destroyed");
|
|
}
|
|
}
|
|
$.fn.mCustomScrollbar=function(method){
|
|
if(methods[method]){
|
|
return methods[method].apply(this,Array.prototype.slice.call(arguments,1));
|
|
}else if(typeof method==="object" || !method){
|
|
return methods.init.apply(this,arguments);
|
|
}else{
|
|
$.error("Method "+method+" does not exist");
|
|
}
|
|
};
|
|
})(jQuery);
|
|
/*iOS 6 bug fix
|
|
iOS 6 suffers from a bug that kills timers that are created while a page is scrolling.
|
|
The following fixes that problem by recreating timers after scrolling finishes (with interval correction).*/
|
|
var iOSVersion=iOSVersion();
|
|
if(iOSVersion>=6){
|
|
(function(h){var a={};var d={};var e=h.setTimeout;var f=h.setInterval;var i=h.clearTimeout;var c=h.clearInterval;if(!h.addEventListener){return false}function j(q,n,l){var p,k=l[0],m=(q===f);function o(){if(k){k.apply(h,arguments);if(!m){delete n[p];k=null}}}l[0]=o;p=q.apply(h,l);n[p]={args:l,created:Date.now(),cb:k,id:p};return p}function b(q,o,k,r,t){var l=k[r];if(!l){return}var m=(q===f);o(l.id);if(!m){var n=l.args[1];var p=Date.now()-l.created;if(p<0){p=0}n-=p;if(n<0){n=0}l.args[1]=n}function s(){if(l.cb){l.cb.apply(h,arguments);if(!m){delete k[r];l.cb=null}}}l.args[0]=s;l.created=Date.now();l.id=q.apply(h,l.args)}h.setTimeout=function(){return j(e,a,arguments)};h.setInterval=function(){return j(f,d,arguments)};h.clearTimeout=function(l){var k=a[l];if(k){delete a[l];i(k.id)}};h.clearInterval=function(l){var k=d[l];if(k){delete d[l];c(k.id)}};var g=h;while(g.location!=g.parent.location){g=g.parent}g.addEventListener("scroll",function(){var k;for(k in a){b(e,i,a,k)}for(k in d){b(f,c,d,k)}})}(window));
|
|
}
|
|
function iOSVersion(){
|
|
var agent=window.navigator.userAgent,
|
|
start=agent.indexOf('OS ');
|
|
if((agent.indexOf('iPhone')>-1 || agent.indexOf('iPad')>-1) && start>-1){
|
|
return window.Number(agent.substr(start+3,3).replace('_','.'));
|
|
}
|
|
return 0;
|
|
}
|