Difference between revisions of "User:Dmc801/Sandbox4"

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(Replaced content with "<ul id="nav"><li><span class="plainlinks">'''Shortcuts'''</span><ul><li><span class="plainlinks">'''Carnivores'''</span>")
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/* Any JavaScript here will be loaded for all users on every page load. */
+
<ul id="nav"><li><span class="plainlinks">'''[[Main_Page|Shortcuts]]'''</span><ul><li><span class="plainlinks">'''[[Carnivores]]'''</span>
 
 
function ddm()
 
{
 
 
 
// Variables, change these in case you need to set other class names (mmhide_ for
 
// contribute users for example)
 
var parentClass='isParent';      //gets applied when the LI has a nested UL
 
var activeParentClass='isActive';        //gets applied when the nested UL is visible
 
var preventHoverClass='nohover';        //denotes a navigation that should not get any hover effects
 
var indicateJSClass='dhtml';    //gets applied to the main navigation when Javascript is available
 
var toHideClass='hiddenChild';  //gets applied to hide the nested UL
 
var toShowClass='shownChild';    //gets applied to show the nested UL
 
var currentClass='current';      //denotes the current active sub element and prevents collapsing
 
var d=document.getElementById('nav');  //denotes the navigation element
 
 
 
// if DOM is not available stop right here.
 
if(!document.getElementById && !document.createTextNode){return;}
 
 
 
// if the navigation element is available, apply the class denoting DHTML capabilities
 
if(d)
 
{
 
d.className+=d.className==''?indicateJSClass:' '+indicateJSClass;
 
var lis,i,firstUL,j,apply;
 
 
 
// loop through all LIs and check which ones have a nested UL
 
lis=d.getElementsByTagName('li');
 
for(i=0;i<lis.length;i++)
 
{
 
firstUL=lis[i].getElementsByTagName('ul')[0]
 
// if there is a nested UL, deactivate the first nested link and apply the class to show
 
// there is a nested list
 
if(firstUL)
 
{
 
lis[i].childNodes[0].onclick=function(){return false;}
 
lis[i].className+=lis[i].className==''?parentClass:' '+parentClass;
 
// check if there is a "current" element
 
apply=true;
 
if(new RegExp('\\b'+currentClass+'\\b').test(lis[i].className)){apply=false;}
 
if(apply)
 
{
 
for(j=0;j<firstUL.getElementsByTagName('li').lengt h;j++)
 
{
 
if(new RegExp('\\b'+currentClass+'\\b').test(firstUL.getE lementsByTagName('li')[j].className)){apply=false;break}
 
}
 
}
 
// if there is no current element, apply the class to hide the nested list
 
if(apply)
 
{
 
firstUL.className+=firstUL.className==''?toHideCla ss:' '+toHideClass;
 
// check if there is a class to prevent hover effects and only apply the function
 
// onclick if that is the case, otherwise apply it onclick and onhover
 
if(new RegExp('\\b'+preventHoverClass+'\\b').test(d.class Name))
 
{
 
lis[i].onclick=function(){doddm(this);}
 
} else {
 
lis[i].onclick=function(){doddm(this);}
 
lis[i].onmouseover=function(){doddm(this);}
 
lis[i].onmouseout=function(){doddm(null);}
 
}
 
// if there is a current element, define the list as being kept open and apply the
 
// classes to show the nested list and define the parent LI as an active one
 
} else {
 
lis[i].keepopen=1;
 
firstUL.className+=firstUL.className==''?toShowCla ss:' '+toShowClass;
 
lis[i].className=lis[i].className.replace(parentClass,activeParentClass);
 
}
 
}
 
}
 
}
 
// function to show and hide the nested lists and add the classes to the parent LIs
 
function doddm(o)
 
{
 
var childUL,isobj,swap;
 
 
 
// loop through all LIs of the navigation     
 
lis=d.getElementsByTagName('li');
 
for(i=0;i<lis.length;i++)
 
{
 
isobj=lis[i]==o;
 
// function to exchange class names in an object
 
swap=function(tmpobj,tmporg,tmprep)
 
{
 
tmpobj.className=tmpobj.className.replace(tmporg,t mprep)     
 
}
 
// if the current LI does not have an indicator to be kept visible
 
if(!lis[i].keepopen)
 
{
 
childUL=lis[i].getElementsByTagName('ul')[0];
 
// check if there is a nested UL and if the current LI is not the one clicked on
 
// and exchange the classes accordingly (ie. hide all other nested lists and
 
// make the LIs parent rather than active.
 
if(childUL)   
 
{     
 
if(new RegExp('\\b'+preventHoverClass+'\\b').test(d.class Name))
 
{
 
if(new RegExp('\\b'+activeParentClass+'\\b').test(lis[i].className))
 
{
 
swap(childUL,isobj?toShowClass:toHideClass,isobj?t oHideClass:toShowClass);   
 
swap(lis[i],isobj?activeParentClass:parentClass,isobj?parentC lass:activeParentClass); 
 
} else {
 
 
 
swap(childUL,isobj?toHideClass:toShowClass,isobj?t oShowClass:toHideClass);   
 
swap(lis[i],isobj?parentClass:activeParentClass,isobj?activeP arentClass:parentClass); 
 
}
 
} else {
 
swap(childUL,isobj?toHideClass:toShowClass,isobj?t oShowClass:toHideClass);   
 
swap(lis[i],isobj?parentClass:activeParentClass,isobj?activeP arentClass:parentClass); 
 
}
 
}
 
}
 
}
 
}
 
}
 
window.onload=function()
 
{
 
ddm();
 
// add other functions to be called onload below
 
}
 

Revision as of 19:18, 4 January 2012