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| − | /** Collapsible tables *********************************************************
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| − | *
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| − | * Description: Allows tables to be collapsed, showing only the header. See
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| − | * http://www.mediawiki.org/wiki/Manual:Collapsible_tables.
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| − | * Maintainers: [[en:User:R. Koot]]
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| − | */
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| − |
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| − | var autoCollapse = 2;
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| − | var collapseCaption = 'hide';
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| − | var expandCaption = 'show';
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| − |
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| − | function collapseTable( tableIndex ) {
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| − | var Button = document.getElementById( 'collapseButton' + tableIndex );
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| − | var Table = document.getElementById( 'collapsibleTable' + tableIndex );
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| − |
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| − | if ( !Table || !Button ) {
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| − | return false;
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| − | }
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| − |
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| − | var Rows = Table.rows;
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| − |
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| − | if ( Button.firstChild.data == collapseCaption ) {
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| − | for ( var i = 1; i < Rows.length; i++ ) {
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| − | Rows[i].style.display = 'none';
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| − | }
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| − | Button.firstChild.data = expandCaption;
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| − | } else {
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| − | for ( var i = 1; i < Rows.length; i++ ) {
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| − | Rows[i].style.display = Rows[0].style.display;
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| − | }
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| − | Button.firstChild.data = collapseCaption;
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| − | }
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| − | }
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| − |
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| − | function createCollapseButtons() {
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| − | var tableIndex = 0;
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| − | var NavigationBoxes = new Object();
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| − | var Tables = document.getElementsByTagName( 'table' );
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| − |
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| − | for ( var i = 0; i < Tables.length; i++ ) {
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| − | if ( hasClass( Tables[i], 'collapsible' ) ) {
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| − |
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| − | /* only add button and increment count if there is a header row to work with */
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| − | var HeaderRow = Tables[i].getElementsByTagName( 'tr' )[0];
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| − | if ( !HeaderRow ) {
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| − | continue;
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| − | }
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| − | var Header = HeaderRow.getElementsByTagName( 'th' )[0];
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| − | if ( !Header ) {
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| − | continue;
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| − | }
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| − |
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| − | NavigationBoxes[tableIndex] = Tables[i];
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| − | Tables[i].setAttribute( 'id', 'collapsibleTable' + tableIndex );
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| − |
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| − | var Button = document.createElement( 'span' );
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| − | var ButtonLink = document.createElement( 'a' );
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| − | var ButtonText = document.createTextNode( collapseCaption );
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| − |
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| − | Button.className = 'collapseButton'; // Styles are declared in [[MediaWiki:Common.css]]
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| − |
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| − | ButtonLink.style.color = Header.style.color;
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| − | ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex );
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| − | ButtonLink.setAttribute( 'href', '#' );
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| − | addHandler( ButtonLink, 'click', new Function( 'evt', 'collapseTable(' + tableIndex + ' ); return killEvt( evt );' ) );
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| − | ButtonLink.appendChild( ButtonText );
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| − |
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| − | Button.appendChild( document.createTextNode( '[' ) );
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| − | Button.appendChild( ButtonLink );
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| − | Button.appendChild( document.createTextNode( ']' ) );
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| − |
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| − | Header.insertBefore( Button, Header.childNodes[0] );
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| − | tableIndex++;
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| − | }
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| − | }
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| − |
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| − | for ( var i = 0; i < tableIndex; i++ ) {
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| − | if ( hasClass( NavigationBoxes[i], 'collapsed' ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], 'autocollapse' ) ) ) {
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| − | collapseTable( i );
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| − | } else if ( hasClass( NavigationBoxes[i], 'innercollapse' ) ) {
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| − | var element = NavigationBoxes[i];
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| − | while ( element = element.parentNode ) {
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| − | if ( hasClass( element, 'outercollapse' ) ) {
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| − | collapseTable( i );
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| − | break;
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| − | }
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| − | }
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| − | }
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| − | }
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| − | }
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| − |
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| − | addOnloadHook( createCollapseButtons );
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| − |
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| − | /** Test if an element has a certain class **************************************
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| − | *
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| − | * Description: Uses regular expressions and caching for better performance.
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| − | * Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
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| − | */
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| − |
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| − | var hasClass = (function() {
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| − | var reCache = {};
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| − | return function( element, className ) {
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| − | return ( reCache[className] ? reCache[className] : ( reCache[className] = new RegExp( "(?:\\s|^)" + className + "(?:\\s|$)" ) ) ).test( element.className );
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| − | };
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| − | })();
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