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| − | /* JavaScript here is loaded for all users on every page load. */ | + | /* JavaScript here is loaded for all users on every page load, and so should be minimized. */ |
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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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| − | /** 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: [[**MAINTAINERS**]]
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| − | * added 07 Nov 2009 by [[User:FGrose]] from above source, replacing old code
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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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| − | 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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| − | | |
| − | if ( !Table || !Button ) {
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| − | return false;
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| − | }
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| − | var Rows = Table.rows;
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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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| − | | |
| − | 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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| − | | |
| − | for ( var i = 0; i < Tables.length; i++ ) {
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| − | if ( hasClass( Tables[i], 'collapsible' ) ) {
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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 ) continue;
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| − | var Header = HeaderRow.getElementsByTagName( 'th' )[0];
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| − | if( !Header ) continue;
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| − | | |
| − | NavigationBoxes[tableIndex] = Tables[i];
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| − | Tables[i].setAttribute( 'id', 'collapsibleTable' + tableIndex );
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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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| − | | |
| − | Button.className = 'collapseButton'; // Styles are declared in MediaWiki:Common.css
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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', "javascript:collapseTable(" + tableIndex + ");" );
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| − | ButtonLink.appendChild( ButtonText );
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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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| − | | |
| − | Header.insertBefore( Button, Header.childNodes[0] );
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| − | tableIndex++;
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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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| − | }
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| − | }
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| − | }
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| − | | |
| − | addOnloadHook( createCollapseButtons );
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| − | /** Dynamic Navigation Bars (experimental) *************************************
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| − | *
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| − | * Description: See [[Wikipedia:NavFrame]].
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| − | * Maintainers: UNMAINTAINED
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| − | *
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| − | * Added by [[User:FGrose]] on 07 Nov 2009 from Wikipedia:MediaWiki:Common.js
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| − | */
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| − |
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| − | // set up the words in your language
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| − | var NavigationBarHide = '[' + collapseCaption + ']';
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| − | var NavigationBarShow = '[' + expandCaption + ']';
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| − |
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| − | // shows and hides content and picture (if available) of navigation bars
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| − | // Parameters:
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| − | // indexNavigationBar: the index of navigation bar to be toggled
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| − | function toggleNavigationBar(indexNavigationBar)
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| − | {
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| − | var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
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| − | var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);
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| − |
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| − | if (!NavFrame || !NavToggle) {
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| − | return false;
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| − | }
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| − |
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| − | // if shown now
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| − | if (NavToggle.firstChild.data == NavigationBarHide) {
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| − | for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
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| − | if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
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| − | NavChild.style.display = 'none';
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| − | }
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| − | }
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| − | NavToggle.firstChild.data = NavigationBarShow;
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| − |
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| − | // if hidden now
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| − | } else if (NavToggle.firstChild.data == NavigationBarShow) {
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| − | for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
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| − | if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
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| − | NavChild.style.display = 'block';
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| − | }
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| − | }
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| − | NavToggle.firstChild.data = NavigationBarHide;
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| − | }
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| − | }
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| − |
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| − | // adds show/hide-button to navigation bars
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| − | function createNavigationBarToggleButton()
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| − | {
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| − | var indexNavigationBar = 0;
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| − | // iterate over all < div >-elements
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| − | var divs = document.getElementsByTagName("div");
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| − | for (var i = 0; NavFrame = divs[i]; i++) {
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| − | // if found a navigation bar
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| − | if (hasClass(NavFrame, "NavFrame")) {
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| − |
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| − | indexNavigationBar++;
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| − | var NavToggle = document.createElement("a");
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| − | NavToggle.className = 'NavToggle';
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| − | NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar);
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| − | NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');');
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| − |
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| − | var isCollapsed = hasClass( NavFrame, "collapsed" );
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| − | /*
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| − | * Check if any children are already hidden. This loop is here for backwards compatibility:
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| − | * the old way of making NavFrames start out collapsed was to manually add style="display:none"
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| − | * to all the NavPic/NavContent elements. Since this was bad for accessibility (no way to make
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| − | * the content visible without JavaScript support), the new recommended way is to add the class
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| − | * "collapsed" to the NavFrame itself, just like with collapsible tables.
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| − | */
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| − | for (var NavChild = NavFrame.firstChild; NavChild != null && !isCollapsed; NavChild = NavChild.nextSibling) {
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| − | if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
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| − | if ( NavChild.style.display == 'none' ) {
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| − | isCollapsed = true;
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| − | }
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| − | }
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| − | }
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| − | if (isCollapsed) {
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| − | for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
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| − | if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
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| − | NavChild.style.display = 'none';
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| − | }
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| − | }
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| − | }
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| − | var NavToggleText = document.createTextNode(isCollapsed ? NavigationBarShow : NavigationBarHide);
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| − | NavToggle.appendChild(NavToggleText);
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| − |
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| − | // Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)
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| − | for(var j=0; j < NavFrame.childNodes.length; j++) {
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| − | if (hasClass(NavFrame.childNodes[j], "NavHead")) {
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| − | NavFrame.childNodes[j].appendChild(NavToggle);
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| − | }
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| − | }
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| − | NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar);
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| − | }
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| − | }
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| − | }
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| − |
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| − | addOnloadHook( createNavigationBarToggleButton );
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