MediaWiki: Common.js

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addOnloadHook(function() { addPortletLink('p-personal','http://forums.irowiki.org','iW Forums'); });

var tocImgHid = stylepath + '/common/images/Arr_r.png';
var tocImgSho = stylepath + '/common/images/Arr_d.png';

function tocTree() {
  appendCSS('a.toctogHidden img, a.toctogShown img, a.toctogNull img {width:12px;height:12px;} #toc li a {padding-right:3px;} a.toctogNull img {visibility:hidden;}');

  var toc = document.getElementById('toc');
  if(!toc) return
  var li = toc.getElementsByTagName('li');
  for(var i=0;i<li.length;i++) {
    var cul = li[i].getElementsByTagName('ul');
    var a = document.createElement('a');
     if(cul.length == 0) {
       a.setAttribute('class','toctogNull');
     } else {
       a.setAttribute('class','toctogShown');
       a.setAttribute('id','toctog-a-' + i );
       a.setAttribute('href','javascript:tocTreeToggle("' + i + '");');
     }
     var img = document.createElement('img');
      img.setAttribute('src',tocImgHid);
      img.setAttribute('id','toctog-i-' + i );
     a.appendChild(img);
    li[i].insertBefore(a,li[i].firstChild);
    if(cul.length != 0) tocTreeToggle(i)
  }
}
if(wgNamespaceNumber != -1 && wgArticleId != 0) addOnloadHook(tocTree)

function tocTreeToggle(id) {
  var a = document.getElementById('toctog-a-' + id);
  var img = document.getElementById('toctog-i-' + id);
  var cul = a.parentNode.getElementsByTagName('ul');
  var disp;
  if(a.getAttribute('class') == 'toctogShown') {
    disp = 'none';
    a.setAttribute('class','toctogHidden');
    img.setAttribute('src',tocImgHid);
  } else {
    disp = 'block';
    a.setAttribute('class','toctogShown');
    img.setAttribute('src',tocImgSho);
  }
  for(var j=0;j<cul.length;j++) {
    if(cul[j].parentNode == a.parentNode) cul[j].style.display = disp
  }
}

/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See
 *               [[Wikipedia:NavFrame]].
 *  Maintainers: [[User:R. Koot]]
 */
 
var autoCollapse = 2;
var collapseCaption = "hide";
var expandCaption = "show";
 
function collapseTable( tableIndex )
{
    var Button = document.getElementById( "collapseButton" + tableIndex );
    var Table = document.getElementById( "collapsibleTable" + tableIndex );
 
    if ( !Table || !Button ) {
        return false;
    }
 
    var Rows = Table.rows;
 
    if ( Button.firstChild.data == collapseCaption ) {
        for ( var i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = "none";
        }
        Button.firstChild.data = expandCaption;
    } else {
        for ( var i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = Rows[0].style.display;
        }
        Button.firstChild.data = collapseCaption;
    }
}
 
function createCollapseButtons()
{
    var tableIndex = 0;
    var NavigationBoxes = new Object();
    var Tables = document.getElementsByTagName( "table" );
 
    for ( var i = 0; i < Tables.length; i++ ) {
        if ( hasClass( Tables[i], "collapsible" ) ) {
 
            /* only add button and increment count if there is a header row to work with */
            var HeaderRow = Tables[i].getElementsByTagName( "tr" )[0];
            if (!HeaderRow) continue;
            var Header = HeaderRow.getElementsByTagName( "th" )[0];
            if (!Header) continue;
 
            NavigationBoxes[ tableIndex ] = Tables[i];
            Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );
 
            var Button     = document.createElement( "span" );
            var ButtonLink = document.createElement( "a" );
            var ButtonText = document.createTextNode( collapseCaption );
 
            Button.style.styleFloat = "right";    //
            Button.style.cssFloat = "right";      // REMOVE THESE LINES
            Button.style.fontWeight = "normal";   // ON 10 FEBRUARY 2009
            Button.style.textAlign = "right";     // 
            Button.style.width = "6em";           //
 
            Button.className = "collapseButton";  //Styles are declared in Common.css
 
            ButtonLink.style.color = Header.style.color;
            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
            ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
            ButtonLink.appendChild( ButtonText );
 
            Button.appendChild( document.createTextNode( "[" ) );
            Button.appendChild( ButtonLink );
            Button.appendChild( document.createTextNode( "]" ) );
 
            Header.insertBefore( Button, Header.childNodes[0] );
            tableIndex++;
        }
    }
 
    for ( var i = 0;  i < tableIndex; i++ ) {
        if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
            collapseTable( i );
        } 
        else if ( hasClass( NavigationBoxes[i], "innercollapse" ) ) {
            var element = NavigationBoxes[i];
            while (element = element.parentNode) {
                if ( hasClass( element, "outercollapse" ) ) {
                    collapseTable ( i );
                    break;
                }
            }
        }
    }
}
 
addOnloadHook( createCollapseButtons );