MediaWiki:Common.js

Revision as of 20:47, 13 September 2012

/* Any JavaScript here will be loaded for all users on every page load. */
document.onkeydown = function( e ) {
        if( e == null ) e = event
        if( testKey( e, 122 ) ) { //F11
                appendCSS('#column-content {margin: 0 0 .6em 0;} #content {margin: 2.8em 0 0 0;} #p-logo, .generated-sidebar, #p-lang, #p-tb, #p-search {display:none;} #p-cactions {left: .1em;} #footer {display:none;}');
                return false;
        }
}

function testKey( e, intKeyCode ) {
        if( window.createPopup )
                return e.keyCode == intKeyCode
        else
                return e.which == intKeyCode
/* Any JavaScript here will be loaded for all users on every page load. */

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
}


$(document).ready(function(){
 
  //set the default expanded Items by their headline
  var defaultExpandItems= ['Navigation', 'Orga'];
  //set the basic-name for the cookies, which save the current state of expanding
  var expandCookieName = "disdance_project_wiki_nav_expanded_";
 
  var maxHeights=[]
  var expandeds=[];
  var labels=[];
  initNav();
});
 
function initNav(){
    $('#p-logo').css({'position':'relative', 'display':'block'});;
    $('.generated-sidebar h5,#p-tb h5 ').each(function(i){
 
          var id = $(this).parent().attr('id');           
          maxHeights[id]=$(this).next('div').height();
          var str = $(this).html();
          labels[id]=str;     
 
          if ($.cookie(expandCookieName+id)=='false'  ){               
                expandeds[id]=false;
                minimize( $(this));
 
         } else if ($.cookie(expandCookieName+id)=='true'  ){
                expandeds[id]=true;
                maximize( $(this));
 
         } else if (defaultExpandItems.indexOf(str)==-1){
                expandeds[id]=false;
                minimize( $(this));
         } else {
                expandeds[id]=true;
                maximize( $(this));
         }
         $(this).css({'cursor':'pointer'});
         $(this).click(toggleNav);
    });
}
 
function minimize(target){
    var id=$(target).parent().attr('id');
    //You can change the expires-parameter to save the Cookie longer/shorter than 7 days like in this Code
    $.cookie(expandCookieName+id,'false', { expires: 7});
    var str = labels[id]+"  ►";
    $(target).next('div').animate({'height':'0px'});
    $(target).html(str);    
}
 
function maximize(target){
    var id=$(target).parent().attr('id');
    //You can change the expires-parameter to save the Cookie longer/shorter than 7 days like in this Code
    $.cookie(expandCookieName+id,'true', { expires: 7});
    var str = labels[id]+"  ▼";
    var  newHeight = maxHeights[id];
    $(target).next('div').animate({'height':newHeight+'px'});
    $(target).html(str);    
}
 
function toggleNav(e){
    var id=$(e.target).parent().attr('id');
    expandeds[id]=!expandeds[id];
    if(expandeds[id]==true){ 
       maximize(e.target);
    } 
    else{ 
       minimize(e.target);
    }
}