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choosealicense.com/javascripts/ZeroClipboard.js
2013-07-13 15:18:57 -04:00

1 line
10 KiB
JavaScript

!function(){"use strict";var _getStyle=function(el,prop){var y=el.style[prop];if(el.currentStyle)y=el.currentStyle[prop];else if(window.getComputedStyle)y=document.defaultView.getComputedStyle(el,null).getPropertyValue(prop);if(y=="auto"&&prop=="cursor"){var possiblePointers=["a"];for(var i=0;i<possiblePointers.length;i++){if(el.tagName.toLowerCase()==possiblePointers[i]){return"pointer"}}}return y};var _elementMouseOver=function(event){if(!ZeroClipboard.prototype._singleton)return;if(!event){event=window.event}var target;if(this!==window){target=this}else if(event.target){target=event.target}else if(event.srcElement){target=event.srcElement}ZeroClipboard.prototype._singleton.setCurrent(target)};var _addEventHandler=function(element,method,func){if(element.addEventListener){element.addEventListener(method,func,false)}else if(element.attachEvent){element.attachEvent("on"+method,func)}};var _removeEventHandler=function(element,method,func){if(element.removeEventListener){element.removeEventListener(method,func,false)}else if(element.detachEvent){element.detachEvent("on"+method,func)}};var _addClass=function(element,value){if(element.addClass){element.addClass(value);return element}if(value&&typeof value==="string"){var classNames=(value||"").split(/\s+/);if(element.nodeType===1){if(!element.className){element.className=value}else{var className=" "+element.className+" ",setClass=element.className;for(var c=0,cl=classNames.length;c<cl;c++){if(className.indexOf(" "+classNames[c]+" ")<0){setClass+=" "+classNames[c]}}element.className=setClass.replace(/^\s+|\s+$/g,"")}}}return element};var _removeClass=function(element,value){if(element.removeClass){element.removeClass(value);return element}if(value&&typeof value==="string"||value===undefined){var classNames=(value||"").split(/\s+/);if(element.nodeType===1&&element.className){if(value){var className=(" "+element.className+" ").replace(/[\n\t]/g," ");for(var c=0,cl=classNames.length;c<cl;c++){className=className.replace(" "+classNames[c]+" "," ")}element.className=className.replace(/^\s+|\s+$/g,"")}else{element.className=""}}}return element};var _getDOMObjectPosition=function(obj){var info={left:0,top:0,width:obj.width||obj.offsetWidth||0,height:obj.height||obj.offsetHeight||0,zIndex:9999};var zi=_getStyle(obj,"zIndex");if(zi&&zi!="auto"){info.zIndex=parseInt(zi,10)}while(obj){var borderLeftWidth=parseInt(_getStyle(obj,"borderLeftWidth"),10);var borderTopWidth=parseInt(_getStyle(obj,"borderTopWidth"),10);info.left+=isNaN(obj.offsetLeft)?0:obj.offsetLeft;info.left+=isNaN(borderLeftWidth)?0:borderLeftWidth;info.top+=isNaN(obj.offsetTop)?0:obj.offsetTop;info.top+=isNaN(borderTopWidth)?0:borderTopWidth;obj=obj.offsetParent}return info};var _noCache=function(path){return(path.indexOf("?")>=0?"&":"?")+"nocache="+(new Date).getTime()};var _vars=function(options){var str=[];if(options.trustedDomains){if(options.trustedDomains.length){str.push("trustedDomain="+options.trustedDomains.join(","))}else{str.push("trustedDomain="+options.trustedDomains)}}return str.join("&")};var _inArray=function(elem,array){if(array.indexOf){return array.indexOf(elem)}for(var i=0,length=array.length;i<length;i++){if(array[i]===elem){return i}}return-1};var _prepGlue=function(elements){if(typeof elements==="string")throw new TypeError("ZeroClipboard doesn't accept query strings.");if(!elements.length)return[elements];return elements};var ZeroClipboard=function(elements,options){if(elements)(ZeroClipboard.prototype._singleton||this).glue(elements);if(ZeroClipboard.prototype._singleton)return ZeroClipboard.prototype._singleton;ZeroClipboard.prototype._singleton=this;this.options={};for(var kd in _defaults)this.options[kd]=_defaults[kd];for(var ko in options)this.options[ko]=options[ko];this.handlers={};if(ZeroClipboard.detectFlashSupport())_bridge()};var currentElement,gluedElements=[];ZeroClipboard.prototype.setCurrent=function(element){currentElement=element;this.reposition();this.setText(this.options.text||element.getAttribute("data-clipboard-text")||document.getElementById(element.getAttribute("data-clipboard-target")).innerHTML);if(element.getAttribute("title")){this.setTitle(element.getAttribute("title"))}this.setHandCursor(_getStyle(element,"cursor")=="pointer")};ZeroClipboard.prototype.setText=function(newText){if(newText&&newText!==""){this.options.text=newText;if(this.ready())this.flashBridge.setText(newText)}};ZeroClipboard.prototype.setTitle=function(newTitle){if(newTitle&&newTitle!=="")this.htmlBridge.setAttribute("title",newTitle)};ZeroClipboard.prototype.setSize=function(width,height){if(this.ready())this.flashBridge.setSize(width,height)};ZeroClipboard.prototype.setHandCursor=function(enabled){if(this.ready())this.flashBridge.setHandCursor(enabled)};ZeroClipboard.version="1.1.6";var _defaults={moviePath:"ZeroClipboard.swf",trustedDomains:null,text:null,hoverClass:"zeroclipboard-is-hover",activeClass:"zeroclipboard-is-active"};ZeroClipboard.setDefaults=function(options){for(var ko in options)_defaults[ko]=options[ko]};ZeroClipboard.destroy=function(){ZeroClipboard.prototype._singleton.unglue(gluedElements);var bridge=ZeroClipboard.prototype._singleton.htmlBridge;bridge.parentNode.removeChild(bridge);delete ZeroClipboard.prototype._singleton};ZeroClipboard.detectFlashSupport=function(){var hasFlash=false;try{if(new ActiveXObject("ShockwaveFlash.ShockwaveFlash")){hasFlash=true}}catch(error){if(navigator.mimeTypes["application/x-shockwave-flash"]){hasFlash=true}}return hasFlash};var _bridge=function(){var client=ZeroClipboard.prototype._singleton;client.htmlBridge=document.getElementById("global-zeroclipboard-html-bridge");if(client.htmlBridge){client.flashBridge=document["global-zeroclipboard-flash-bridge"];return}var html=' <object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" id="global-zeroclipboard-flash-bridge" width="100%" height="100%"> <param name="movie" value="'+client.options.moviePath+_noCache(client.options.moviePath)+'"/> <param name="allowScriptAccess" value="always" /> <param name="scale" value="exactfit"> <param name="loop" value="false" /> <param name="menu" value="false" /> <param name="quality" value="best" /> <param name="bgcolor" value="#ffffff" /> <param name="wmode" value="transparent"/> <param name="flashvars" value="'+_vars(client.options)+'"/> <embed src="'+client.options.moviePath+_noCache(client.options.moviePath)+'" loop="false" menu="false" quality="best" bgcolor="#ffffff" width="100%" height="100%" name="global-zeroclipboard-flash-bridge" allowScriptAccess="always" allowFullScreen="false" type="application/x-shockwave-flash" wmode="transparent" pluginspage="http://www.macromedia.com/go/getflashplayer" flashvars="'+_vars(client.options)+'" scale="exactfit"> </embed> </object>';client.htmlBridge=document.createElement("div");client.htmlBridge.id="global-zeroclipboard-html-bridge";client.htmlBridge.setAttribute("class","global-zeroclipboard-container");client.htmlBridge.setAttribute("data-clipboard-ready",false);client.htmlBridge.style.position="absolute";client.htmlBridge.style.left="-9999px";client.htmlBridge.style.top="-9999px";client.htmlBridge.style.width="15px";client.htmlBridge.style.height="15px";client.htmlBridge.style.zIndex="9999";client.htmlBridge.innerHTML=html;document.body.appendChild(client.htmlBridge);client.flashBridge=document["global-zeroclipboard-flash-bridge"]};ZeroClipboard.prototype.resetBridge=function(){this.htmlBridge.style.left="-9999px";this.htmlBridge.style.top="-9999px";this.htmlBridge.removeAttribute("title");this.htmlBridge.removeAttribute("data-clipboard-text");_removeClass(currentElement,this.options.activeClass);currentElement=null};ZeroClipboard.prototype.ready=function(){var ready=this.htmlBridge.getAttribute("data-clipboard-ready");return ready==="true"||ready===true};ZeroClipboard.prototype.reposition=function(){if(!currentElement)return false;var pos=_getDOMObjectPosition(currentElement);this.htmlBridge.style.top=pos.top+"px";this.htmlBridge.style.left=pos.left+"px";this.htmlBridge.style.width=pos.width+"px";this.htmlBridge.style.height=pos.height+"px";this.htmlBridge.style.zIndex=pos.zIndex+1;this.setSize(pos.width,pos.height)};ZeroClipboard.dispatch=function(eventName,args){ZeroClipboard.prototype._singleton.receiveEvent(eventName,args)};ZeroClipboard.prototype.on=function(eventName,func){var events=eventName.toString().split(/\s/g);for(var i=0;i<events.length;i++){eventName=events[i].toLowerCase().replace(/^on/,"");if(!this.handlers[eventName])this.handlers[eventName]=func}if(this.handlers.noflash&&!ZeroClipboard.detectFlashSupport()){this.receiveEvent("onNoFlash",null)}};ZeroClipboard.prototype.addEventListener=ZeroClipboard.prototype.on;ZeroClipboard.prototype.receiveEvent=function(eventName,args){eventName=eventName.toString().toLowerCase().replace(/^on/,"");var element=currentElement;switch(eventName){case"load":if(args&&parseFloat(args.flashVersion.replace(",",".").replace(/[^0-9\.]/gi,""))<10){this.receiveEvent("onWrongFlash",{flashVersion:args.flashVersion});return}this.htmlBridge.setAttribute("data-clipboard-ready",true);break;case"mouseover":_addClass(element,this.options.hoverClass);break;case"mouseout":_removeClass(element,this.options.hoverClass);this.resetBridge();break;case"mousedown":_addClass(element,this.options.activeClass);break;case"mouseup":_removeClass(element,this.options.activeClass);break;case"complete":this.options.text=null;break}if(this.handlers[eventName]){var func=this.handlers[eventName];if(typeof func=="function"){func.call(element,this,args)}else if(typeof func=="string"){window[func].call(element,this,args)}}};ZeroClipboard.prototype.glue=function(elements){elements=_prepGlue(elements);for(var i=0;i<elements.length;i++){if(_inArray(elements[i],gluedElements)==-1){gluedElements.push(elements[i]);_addEventHandler(elements[i],"mouseover",_elementMouseOver)}}};ZeroClipboard.prototype.unglue=function(elements){elements=_prepGlue(elements);for(var i=0;i<elements.length;i++){_removeEventHandler(elements[i],"mouseover",_elementMouseOver);var arrayIndex=_inArray(elements[i],gluedElements);if(arrayIndex!=-1)gluedElements.splice(arrayIndex,1)}};if(typeof module!=="undefined"){module.exports=ZeroClipboard}else{window.ZeroClipboard=ZeroClipboard}}();