luci-theme-rosy: Change the scroll bar style, compatible with each browser

[project/luci.git] / themes / luci-theme-rosy / htdocs / luci-static / rosy / js / ScrollY.js

!function(win,dom){function MyScrollBar(o){this.init(o)}function getStyle(obj,name){return win.getComputedStyle?getComputedStyle(obj,null)[name]:obj.currentStyle[name]}function setStyle(obj,oStyle){for(var i in oStyle)obj.style[i]=oStyle[i]}function getOffsetSize(obj){var sDisplay=getStyle(obj,"display"),res={};if("none"!=sDisplay)res.width=obj.offsetWidth,res.height=obj.offsetHeight;else{var oldStyle={position:getStyle(obj,"position"),visibility:getStyle(obj,"visibility"),display:sDisplay},newStyle;setStyle(obj,{position:"absolute",visibility:"hidden",display:"inline-block"}),res.width=obj.offsetWidth,res.height=obj.offsetHeight,setStyle(obj,oldStyle)}return res}function getClientSize(obj){var iTopW=parseInt(getStyle(obj,"borderTopWidth")),iRightW=parseInt(getStyle(obj,"borderRightWidth")),iBottomW=parseInt(getStyle(obj,"borderBottomWidth")),iLeftW=parseInt(getStyle(obj,"borderLeftWidth")),oOffset=getOffsetSize(obj);return{width:oOffset.width<=0?oOffset.width:oOffset.width-iLeftW-iRightW,height:oOffset.height<=0?oOffset.height:oOffset.height-iTopW-iBottomW}}function canSelectText(bCan){bCan?(dom.body.style.mozUserSelect="text",dom.body.style.webkitUserSelect="text",dom.body.style.msUserSelect="text",dom.body.style.khtmlUserSelect="text",dom.body.style.userSelect="text"):(dom.body.style.mozUserSelect="none",dom.body.style.webkitUserSelect="none",dom.body.style.msUserSelect="none",dom.body.style.khtmlUserSelect="none",dom.body.style.userSelect="none")}function getPosition(obj,goal){var oPos={top:obj.offsetTop,left:obj.offsetLeft};if(obj.parentNode==goal)return oPos;var obj=getPosition(obj.parentNode,goal);oPos.top+=obj.top,oPos.left+=obj.left}MyScrollBar.prototype.init=function(o){this.bYBar=!1,this.iScrollTop=0,this.iScrollLeft=0,this.bYShow=!1,this.oWrapper=dom.getElementById(o.selId),this.oScroll=this.oWrapper.firstElementChild,this.setParam(o),this.addScrollBar(),this.initState(),this.initEvent()},MyScrollBar.prototype.initState=function(){var sWPosition;"static"==getStyle(this.oWrapper,"position")&&setStyle(this.oWrapper,{position:"relative"}),setStyle(this.oScroll,{position:"relative"}),this.bYBar&&(setStyle(this.oYBox,{display:this.enterShow?"none":"block",position:"absolute",top:0,right:0,zIndex:10,width:this.width+"px",height:"100%",backgroundColor:this.bgColor}),setStyle(this.oYBar,{position:"absolute",top:0,left:0,width:"100%",backgroundColor:this.barColor,borderRadius:this.borderRadius+"px",transition:"all "+this.time+"ms"})),this.setSize()},MyScrollBar.prototype.initEvent=function(){var _this=this,sUserAgent;-1!=win.navigator.userAgent.toLowerCase().indexOf("firefox")?this.oWrapper.addEventListener("DOMMouseScroll",function(e){_this.bYBar&&_this.bYShow&&(e.preventDefault(),_this.iScrollTop+=e.detail>0?60:-60,_this.iScrollTop=_this.iScrollTop<=0?0:_this.iScrollTop>=_this.iScrollH-_this.iWrapperH?_this.iScrollH-_this.iWrapperH:_this.iScrollTop,_this.setTransLate(),_this.setYTop(_this.iScrollTop/_this.iScrollH*_this.iYBoxH))}):this.oWrapper.onmousewheel=function(evt){if(_this.bYBar&&_this.bYShow){var e=evt||win.event;evt?e.preventDefault():e.returnValue=!1,_this.iScrollTop+=e.wheelDelta<0?60:-60,_this.iScrollTop=_this.iScrollTop<=0?0:_this.iScrollTop>=_this.iScrollH-_this.iWrapperH?_this.iScrollH-_this.iWrapperH:_this.iScrollTop,_this.setTransLate(),_this.setYTop(_this.iScrollTop/_this.iScrollH*_this.iYBoxH)}};var isInWrapper=!1;this.oWrapper.onmouseenter=function(){isInWrapper=!0,_this.enterShow&&_this.bYBar&&_this.bYShow&&setStyle(_this.oYBox,{display:"block"})},this.oWrapper.onmouseleave=function(){isInWrapper=!1,_this.enterShow&&_this.bYBar&&!bYDown&&_this.bYShow&&setStyle(_this.oYBox,{display:"none"})};var bYDown=!1,bYLeave=!0,iDownPageY=0,iYBarTop=0;this.bYBar&&(this.enterColor&&(this.oYBar.onmouseenter=function(){bYLeave=!1,setStyle(this,{backgroundColor:_this.enterColor})},this.oYBar.onmouseleave=function(){bYLeave=!0,bYDown||setStyle(this,{backgroundColor:_this.barColor})}),this.oYBar.onmousedown=function(e){_this.bYShow&&(bYDown=!0,iDownPageY=e.clientY+dom.documentElement.scrollTop||dom.body.scrollTop,iYBarTop=parseInt(getStyle(this,"top")),_this.setYTime(0),canSelectText(!1))},dom.addEventListener("mouseup",function(){bYDown&&_this.bYShow&&(bYDown=!1,_this.setYTime(_this.time),canSelectText(!0),!isInWrapper&&_this.enterShow&&setStyle(_this.oYBox,{display:"none"})),!bYDown&&bYLeave&&setStyle(_this.oYBar,{backgroundColor:_this.barColor})}),dom.addEventListener("mousemove",function(e){if(bYDown&&_this.bYShow){var iNowPageY=e.clientY+dom.documentElement.scrollTop||dom.body.scrollTop,iNowTop=iYBarTop+iNowPageY-iDownPageY;iNowTop=iNowTop<=0?0:iNowTop>=_this.iYBoxH-_this.iYBarH?_this.iYBoxH-_this.iYBarH:iNowTop,_this.iScrollTop=iNowTop/_this.iYBoxH*_this.iScrollH,_this.setTransLate(),_this.setYTop(iNowTop)}}),this.oYBar.ondrag=function(e){var e=evt||win.event;evt?e.preventDefault():e.returnValue=!1})},MyScrollBar.prototype.setParam=function(o){this.width=o.width?o.width:10,this.bgColor=o.bgColor?o.bgColor:"#eaeaea",this.barColor=o.barColor?o.barColor:"#ccc",this.enterColor=o.enterColor||!1,this.enterShow=!1!==o.enterShow,this.hasY=!1!==o.hasY,this.borderRadius=o.borderRadius>=0?o.borderRadius:this.width/2,this.time=o.time||0},MyScrollBar.prototype.addScrollBar=function(){this.getSize(),this.hasY&&(this.bYBar=!0,this.oYBox=dom.createElement("div"),this.oYBar=dom.createElement("div"),this.oYBox.appendChild(this.oYBar),this.oWrapper.insertBefore(this.oYBox,this.oScroll))},MyScrollBar.prototype.getSize=function(){var oWrapperSize=getClientSize(this.oWrapper),oScrollSize=getClientSize(this.oScroll);this.iWrapperClientH=oWrapperSize.height,this.iPaddingT=parseInt(getStyle(this.oWrapper,"paddingTop")),this.iPaddingR=parseInt(getStyle(this.oWrapper,"paddingRight")),this.iPaddingB=parseInt(getStyle(this.oWrapper,"paddingBottom")),this.iPaddingL=parseInt(getStyle(this.oWrapper,"paddingLeft")),this.iWrapperH=oWrapperSize.height-this.iPaddingT-this.iPaddingB,this.iScrollH=oScrollSize.height,this.bYBar&&(this.iYBoxH=oWrapperSize.height,this.iYBarH=this.iWrapperH/this.iScrollH*this.iYBoxH)},MyScrollBar.prototype.setSize=function(time){var _this=this;time=time||100,setTimeout(function(){_this.getSize(),_this.iScrollTop>=_this.iScrollH-_this.iWrapperH&&(_this.iScrollTop=_this.iScrollH-_this.iWrapperH),_this.bYBar&&(_this.iWrapperH>=_this.iScrollH?(setStyle(_this.oYBox,{display:"none"}),_this.bYShow=!1):(_this.enterShow||setStyle(_this.oYBox,{display:"block"}),setStyle(_this.oYBar,{height:_this.iYBarH+"px",top:_this.iScrollTop/_this.iScrollH*_this.iYBoxH+"px"},0),_this.bYShow=!0))},time)},MyScrollBar.prototype.setTransLate=function(iTime){var sTranslate="translate(-"+this.iScrollLeft+"px, -"+this.iScrollTop+"px)";setStyle(this.oScroll,{transition:"all "+(iTime>=0?iTime:this.time)+"ms",transform:sTranslate,msTransform:sTranslate,mozTransform:sTranslate,webkitTransform:sTranslate,oTransform:sTranslate})},MyScrollBar.prototype.setYTime=function(iTime){setStyle(this.oYBar,{transition:"all "+(iTime>=0?iTime:this.time)+"ms"})},MyScrollBar.prototype.setYTop=function(iTop){setStyle(this.oYBar,{top:iTop+"px"})},MyScrollBar.prototype.jump=function(o){o=o||{};var oPos={top:0,left:0},iTop=0,iBottome=this.iScrollH-this.iWrapperClientH+this.iPaddingT+this.iPaddingB>0?this.iScrollH-this.iWrapperClientH+this.iPaddingT+this.iPaddingB:0,iLeft=0,iRight=this.iScrollW-this.iWrapperClientW+this.iPaddingL+this.iPaddingR>0?this.iScrollW-this.iWrapperClientW+this.iPaddingL+this.iPaddingR:0,obj;if(o.id)oPos=getPosition(document.getElementById(o.id),this.oScroll),this.bYBar&&(oPos.top+=this.iPaddingT);else if(o.pos)if("string"==typeof o.pos)switch(o.pos){case"top":oPos.top=0;break;case"bottom":oPos.top=iBottome;break;case"left":oPos.left=0;break;case"right":oPos.left=iRight}else"object"==typeof o.pos&&(oPos=o.pos);oPos.top=oPos.top>iBottome?iBottome:oPos.top>=0?oPos.top:0,this.iScrollTop=oPos.top,this.setTransLate(o.time),this.bYBar&&(this.setYTime(o.time),this.setYTop(this.iScrollTop/this.iScrollH*this.iYBoxH))},"function"==typeof define&&define.amd&&define([],function(){return MyScrollBar}),win.MyScrollBar=MyScrollBar}(window,document);