MediaWiki Diskussion:Common.js

Ausklappbare Boxen[Quelltext bearbeiten ]

Bitte folgenden Code in die Datei mit aufnehmen.

/** 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.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 );
 
 
/** Dynamic Navigation Bars (experimental) *************************************
 *
 * Description: See [[Wikipedia:NavFrame]].
 * Maintainers: UNMAINTAINED
 */
 
// set up the words in your language
var NavigationBarHide = '[' + collapseCaption + ']';
var NavigationBarShow = '[' + expandCaption + ']';
 
// shows and hides content and picture (if available) of navigation bars
// Parameters:
// indexNavigationBar: the index of navigation bar to be toggled
function toggleNavigationBar(indexNavigationBar)
{
 var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
 var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);
 
 if (!NavFrame || !NavToggle) {
 return false;
 }
 
 // if shown now
 if (NavToggle.firstChild.data == NavigationBarHide) {
 for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
 if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
 NavChild.style.display = 'none';
 }
 }
 NavToggle.firstChild.data = NavigationBarShow;
 
 // if hidden now
 } else if (NavToggle.firstChild.data == NavigationBarShow) {
 for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
 if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
 NavChild.style.display = 'block';
 }
 }
 NavToggle.firstChild.data = NavigationBarHide;
 }
}
 
// adds show/hide-button to navigation bars
function createNavigationBarToggleButton()
{
 var indexNavigationBar = 0;
 // iterate over all < div >-elements 
 var divs = document.getElementsByTagName("div");
 for (var i = 0; NavFrame = divs[i]; i++) {
 // if found a navigation bar
 if (hasClass(NavFrame, "NavFrame")) {
 
 indexNavigationBar++;
 var NavToggle = document.createElement("a");
 NavToggle.className = 'NavToggle';
 NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar);
 NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');');
 
 var isCollapsed = hasClass( NavFrame, "collapsed" );
 /*
 * Check if any children are already hidden. This loop is here for backwards compatibility:
 * the old way of making NavFrames start out collapsed was to manually add style="display:none"
 * to all the NavPic/NavContent elements. Since this was bad for accessibility (no way to make
 * the content visible without JavaScript support), the new recommended way is to add the class
 * "collapsed" to the NavFrame itself, just like with collapsible tables.
 */
 for (var NavChild = NavFrame.firstChild; NavChild != null && !isCollapsed; NavChild = NavChild.nextSibling) {
 if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
 if ( NavChild.style.display == 'none' ) {
 isCollapsed = true;
 }
 }
 }
 if (isCollapsed) {
 for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
 if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
 NavChild.style.display = 'none';
 }
 }
 }
 var NavToggleText = document.createTextNode(isCollapsed ? NavigationBarShow : NavigationBarHide);
 NavToggle.appendChild(NavToggleText);
 
 // Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)
 for(var j=0; j < NavFrame.childNodes.length; j++) {
 if (hasClass(NavFrame.childNodes[j], "NavHead")) {
 NavFrame.childNodes[j].appendChild(NavToggle);
 }
 }
 NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar);
 }
 }
}
 
addOnloadHook( createNavigationBarToggleButton );

Dadurch können Navigationsboxen ausgeklappt werden. Dies ist lediglich der JAVA-Code. Auch das CSS-Sheet muss includiert werden. Siehe hier. --2TAKTER 08:15, 11. Jun. 2010 (UTC)