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Clean some code and add documentation

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This commit is contained in:
Saivann 2013-10-21 23:45:57 -04:00
parent 06685bbe13
commit 9b05a0bc8e
15 changed files with 208 additions and 140 deletions
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103
js/main.js
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@ -1,37 +1,39 @@
function addEvent(a,b,c){return (a.addEventListener)?a.addEventListener(b,c,false):(a.attachEvent)?a.attachEvent('on'+b,c):false;}
function removeEvent(a,b,c){return (a.removeEventListener)?a.removeEventListener(b,c,false):(a.detachEvent)?a.detachEvent('on'+b,c):false;}
function cancelEvent(e){if(!e)var e=window.event;(e.preventDefault)?e.preventDefault():e.returnValue=false;}
function getEventTarget(e){if(!e)var e=window.event;return (e.target&&e.target.nodeType==3)?e.target.parentNode:(e.target)?e.target:e.srcElement;}
function supportsSVG(){
//Old FF 3.5 and Safari 3 versions have a very poor svg support
//http://www.w3.org/TR/SVG11/feature#Image Defeat FF 3.5 only
//http://www.w3.org/TR/SVG11/feature#Animation Defeat Saf 3 but also returns false in IE9
//http://www.w3.org/TR/SVG11/feature#BasicGraphicsAttribute Defeat Saf 3 but also returns false in Chrome and safari4
//http://www.w3.org/TR/SVG11/feature#Text Defeat Saf 3 but also returns false in FF and safari4
if(!document.createElementNS||!document.createElementNS('http://www.w3.org/2000/svg','svg').createSVGRect)return false;
if(!document.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#Image","1.1"))return false;
if(!document.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicGraphicsAttribute","1.1")&&!document.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#Animation","1.1")&&!document.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#Text","1.1"))return false;
return true;
function addEvent(a,b,c){
//Attach event to a DOM node.
//Ex. addEvent(node,'click',function);
return (a.addEventListener)?a.addEventListener(b,c,false):(a.attachEvent)?a.attachEvent('on'+b,c):false;
}
function removeEvent(a,b,c){
//Detach event from a DOM node.
//Ex. removeEvent(node,'click',function);
return (a.removeEventListener)?a.removeEventListener(b,c,false):(a.detachEvent)?a.detachEvent('on'+b,c):false;
}
function cancelEvent(e){
//Cancel current event.
//Ex. cancelEvent(event);
if(!e)var e=window.event;(e.preventDefault)?e.preventDefault():e.returnValue=false;
}
function getEventTarget(e){
//Return target DOM node on which the event is triggered.
//Ex. getEventTarget(event);
if(!e)var e=window.event;return (e.target&&e.target.nodeType==3)?e.target.parentNode:(e.target)?e.target:e.srcElement;
}
function getStyle(a,b){
//Return the value of the computed style on a DOM node.
//Ex. getStyle(node,'padding-bottom');
if(window.getComputedStyle)return document.defaultView.getComputedStyle(a,null).getPropertyValue(b);
var n=b.indexOf('-');
if(n!==-1)b=b.substr(0,n)+b.substr(n+1,1).toUpperCase()+b.substr(n+2);
return a.currentStyle[b];
}
function getWidth(a){
//Return the integer value of the computed width of a DOM node.
//Ex. getWidth(node);
var w=getStyle(a,'width');
if(w.indexOf('px')!==-1)return parseInt(w.replace('px',''));
var p=[getStyle(a,'padding-top'),getStyle(a,'padding-right'),getStyle(a,'padding-bottom'),getStyle(a,'padding-left')];
@ -42,8 +44,9 @@ for(var i=0;i<4;i++){
return Math.max(0,a.offsetWidth-p[1]-p[3]);
}
function getHeight(a){
//Return the integer value of the computed height of a DOM node.
//Ex. getHeight(node);
var h=getStyle(a,'height');
if(h.indexOf('px')!==-1)return parseInt(h.replace('px',''));
var p=[getStyle(a,'padding-top'),getStyle(a,'padding-right'),getStyle(a,'padding-bottom'),getStyle(a,'padding-left')];
@ -54,8 +57,22 @@ for(var i=0;i<4;i++){
return Math.max(0,a.offsetHeight-p[0]-p[2]);
}
function supportsSVG(){
//Return true if the browser supports SVG.
//Ex. if(!supportsSVG()){..apply png fallback..}
//Old FF 3.5 and Safari 3 versions have svg support, but a very poor one
//http://www.w3.org/TR/SVG11/feature#Image Defeat FF 3.5 only
//http://www.w3.org/TR/SVG11/feature#Animation Defeat Saf 3 but also returns false in IE9
//http://www.w3.org/TR/SVG11/feature#BasicGraphicsAttribute Defeat Saf 3 but also returns false in Chrome and safari4
//http://www.w3.org/TR/SVG11/feature#Text Defeat Saf 3 but also returns false in FF and safari4
if(!document.createElementNS||!document.createElementNS('http://www.w3.org/2000/svg','svg').createSVGRect)return false;
if(!document.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#Image","1.1"))return false;
if(!document.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicGraphicsAttribute","1.1")&&!document.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#Animation","1.1")&&!document.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#Text","1.1"))return false;
return true;
}
function svgfallback(){
function fallbackSVG(){
//Replace all images extensions from .svg to .png if browser doesn't support SVG files.
if(supportsSVG())return;
for(var i=0,nd=document.getElementsByTagName('*'),n=nd.length;i<n;i++){
if(nd[i].nodeName=='IMG'&&/.*\.svg$/.test(nd[i].src))nd[i].src=nd[i].src.slice(0,-3)+'png';
@ -64,8 +81,8 @@ for(var i=0,nd=document.getElementsByTagName('*'),n=nd.length;i<n;i++){
}
}
function walletshow(e){
function walletShow(e){
//Replace a wallet disclaimer by the wallet description in the "Choose your wallet" page when the user click the button.
var t=getEventTarget(e);
while(t.getAttribute('data-id')===null||t.getAttribute('data-id')=='')t=t.parentNode;
var d=t.getElementsByTagName('DIV')[0];
@ -85,8 +102,8 @@ dd.innerHTML=ss.innerHTML;
cancelEvent(e);
}
function mobileshow(e){
function mobileMenuShow(e){
//Show the mobile menu when the visitors touch the menu icon.
var mm=document.getElementById('menusimple');
var ml=document.getElementById('langselect');
var t=document.getElementById('menumobile');
@ -96,8 +113,7 @@ t.parentNode.removeChild(t);
cancelEvent(e);
}
function mobilehover(e){
function mobileMenuHover(e){
//Add a delay before hidding menu for mobiles to prevent accidental clicks
var t=getEventTarget(e);
while(t.nodeName!='LI'||!t.parentNode.id)t=t.parentNode;
@ -112,8 +128,8 @@ for(var i=0,nd=t.parentNode.getElementsByTagName('UL'),n=nd.length;i<n;i++){
cancelEvent(e);
}
function boxshow(e){
function boxShow(e){
//Display the box content when the user click a box on the "Secure your wallet" page.
var p=t=getEventTarget(e);
while(p.nodeName!='DIV')p=p.parentNode;
var sh=getHeight(p);
@ -131,8 +147,8 @@ setTimeout(function(){
cancelEvent(e);
}
function faqshow(e){
function faqShow(e){
//Display the content of a question in the FAQ at user request.
var p=t=getEventTarget(e);
while(p.nodeType!=1||p.nodeName!='DIV')p=p.nextSibling;
var pp=p.cloneNode(true);
@ -146,8 +162,8 @@ else p.style.height=nhe+'px';
cancelEvent(e);
}
function materialshow(e){
function materialShow(e){
//Display more materials on the "Press center" page at user request.
var p=t=getEventTarget(e);
while(p.nodeType!=1||p.nodeName!='DIV')p=p.previousSibling;
var pp=p.cloneNode(true);
@ -162,8 +178,8 @@ t.style.display='none';
cancelEvent(e);
}
function disclaimershow(e){
function disclaimerShow(e){
//Display the complete interviewees disclaimer on the "Press center" page at user request.
var p=t=getEventTarget(e);
while(p.nodeType!=1||p.nodeName!='P')p=p.parentNode;
p=p.nextSibling;
@ -176,8 +192,8 @@ t.parentNode.removeChild(t);
cancelEvent(e);
}
function librariesShow(e){
//Display more open source projects on the "Development" page at user request.
var p=t=getEventTarget(e);
while(p.nodeType!=1||p.nodeName!='UL')p=p.parentNode;
var sh=getHeight(p);
@ -194,16 +210,15 @@ setTimeout(function(){
cancelEvent(e);
}
function freenodeShow(e){
//Display freenode chat window on the "Development" page at user request.
document.getElementById('chatbox').innerHTML='<iframe style=width:98%;min-width:400px;height:600px src="http://webchat.freenode.net/?channels=bitcoin-dev" />';
cancelEvent(e);
}
function makeEditable(e){
//This function allows translators and writers to preview their work.
//It works as an easter egg that makes the page editable when user hold their mouse button for one second.
//An easter egg that makes the page editable when user click on the page and hold their mouse button for one second.
//This trick allows translators and writers to preview their work.
if(!e)var e=window.event;
switch(e.type){
case 'mousedown':