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127 bytes removed ,  10:19, 3 May 2010
Undo revision 60681 by A.allison (Talk)
Line 22: Line 22:     
/** Collapsible tables *********************************************************
 
/** Collapsible tables *********************************************************
  *
+
*
  *  Description: Allows tables to be collapsed, showing only the header. See
+
*  Description: Allows tables to be collapsed, showing only the header. See
  *              [[Wikipedia:NavFrame]].
+
*              http://www.mediawiki.org/wiki/Manual:Collapsible_tables.
  Maintainer on Wikipedia: [[User:R. Koot]]
+
Maintainers: [[**MAINTAINERS**]]
  */
+
*/
   
var autoCollapse = 2;
 
var autoCollapse = 2;
var collapseCaption = "hide";
+
var collapseCaption = 'hide';
var expandCaption = "show";
+
var expandCaption = 'show';
 
   
 
   
function hasClass( element, className ) {
+
function collapseTable( tableIndex ) {
  var Classes = element.className.split( " " );
+
var Button = document.getElementById( 'collapseButton' + tableIndex );
  for ( var i = 0; i < Classes.length; i++ ) {
+
var Table = document.getElementById( 'collapsibleTable' + tableIndex );
    if ( Classes[i] == className ) {
  −
      return ( true );
  −
    }
  −
  }
  −
  return ( false );
  −
}
   
   
 
   
function collapseTable( tableIndex )
+
if ( !Table || !Button ) {
{
+
return false;
    var Button = document.getElementById( "collapseButton" + tableIndex );
+
}
    var Table = document.getElementById( "collapsibleTable" + tableIndex );
   
   
 
   
    if ( !Table || !Button ) {
+
var Rows = Table.rows;
        return false;
  −
    }
   
   
 
   
    var Rows = Table.getElementsByTagName( "tr" );  
+
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;
 +
}
 +
}
 
   
 
   
    if ( Button.firstChild.data == collapseCaption ) {
+
function createCollapseButtons() {
        for ( var i = 1; i < Rows.length; i++ ) {
+
var tableIndex = 0;
            Rows[i].style.display = "none";
+
var NavigationBoxes = new Object();
        }
+
var Tables = document.getElementsByTagName( 'table' );
        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()
+
for ( var i = 0; i < Tables.length; i++ ) {
{
+
if ( hasClass( Tables[i], 'collapsible' ) ) {
    var tableIndex = 0;
+
/* only add button and increment count if there is a header row to work with */
    var NavigationBoxes = new Object();
+
var HeaderRow = Tables[i].getElementsByTagName( 'tr' )[0];
    var Tables = document.getElementsByTagName( "table" );
+
if( !HeaderRow ) continue;
 +
var Header = HeaderRow.getElementsByTagName( 'th' )[0];
 +
if( !Header ) continue;
 
   
 
   
    for ( var i = 0; i < Tables.length; i++ ) {
+
NavigationBoxes[tableIndex] = Tables[i];
        if ( hasClass( Tables[i], "collapsible" ) ) {
+
Tables[i].setAttribute( 'id', 'collapsibleTable' + tableIndex );
            NavigationBoxes[ tableIndex ] = Tables[i];
  −
            Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );
   
   
 
   
            var Button    = document.createElement( "span" );
+
var Button    = document.createElement( 'span' );
            var ButtonLink = document.createElement( "a" );
+
var ButtonLink = document.createElement( 'a' );
            var ButtonText = document.createTextNode( collapseCaption );
+
var ButtonText = document.createTextNode( collapseCaption );
 
   
 
   
            Button.style.styleFloat = "right";
+
Button.className = 'collapseButton'; // Styles are declared in MediaWiki:Common.css
            Button.style.cssFloat = "right";
  −
            Button.style.fontWeight = "normal";
  −
            Button.style.textAlign = "right";
  −
            Button.style.width = "6em";
   
   
 
   
            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
+
ButtonLink.style.color = Header.style.color;
            ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
+
ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex );
            ButtonLink.appendChild( ButtonText );
+
ButtonLink.setAttribute( 'href', "javascript:collapseTable(" + tableIndex + ");" );
 +
ButtonLink.appendChild( ButtonText );
 
   
 
   
            Button.appendChild( document.createTextNode( "[" ) );
+
Button.appendChild( document.createTextNode( '[' ) );
            Button.appendChild( ButtonLink );
+
Button.appendChild( ButtonLink );
            Button.appendChild( document.createTextNode( "]" ) );
+
Button.appendChild( document.createTextNode( ']' ) );
 
   
 
   
            var Header = Tables[i].getElementsByTagName( "tr" )[0].getElementsByTagName( "th" )[0];
+
Header.insertBefore( Button, Header.childNodes[0] );
            /* only add button and increment count if there is a header row to work with */
+
tableIndex++;
            if (Header) {
+
}
                Header.insertBefore( Button, Header.childNodes[0] );
+
}
                tableIndex++;
  −
            }
  −
        }
  −
    }
   
   
 
   
    for ( var i = 0;  i < tableIndex; i++ ) {
+
for ( var i = 0;  i < tableIndex; i++ ) {
        if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
+
if ( hasClass( NavigationBoxes[i], 'collapsed' ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], 'autocollapse' ) ) ) {
            collapseTable( i );
+
collapseTable( i );
        }
+
}
    }
+
}
 
}
 
}
 
   
 
   
 
addOnloadHook( createCollapseButtons );
 
addOnloadHook( createCollapseButtons );
 +
 +
/** Test if an element has a certain class **************************************
 +
*
 +
* Description: Uses regular expressions and caching for better performance.
 +
* Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
 +
*/
 +
 +
var hasClass = (function() {
 +
var reCache = {};
 +
return function( element, className ) {
 +
return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
 +
};
 +
})();
     

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