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MediaWiki:Common.js: Difference between revisions
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mw.hook( 'wikipage.content' ).add( createCollapseButtons ); | mw.hook( 'wikipage.content' ).add( 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, 'NavPic' ) ) { | |||
NavChild.style.display = 'none'; | |||
} | |||
if ( hasClass( NavChild, 'NavContent') ) { | |||
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, 'NavPic')) { | |||
NavChild.style.display = 'block'; | |||
} | |||
if (hasClass(NavChild, 'NavContent')) { | |||
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 NavToggleText = document.createTextNode(NavigationBarHide); | |||
for ( | |||
var NavChild = NavFrame.firstChild; | |||
NavChild != null; | |||
NavChild = NavChild.nextSibling | |||
) { | |||
if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) { | |||
if (NavChild.style.display == 'none') { | |||
NavToggleText = document.createTextNode(NavigationBarShow); | |||
break; | |||
} | |||
} | |||
} | |||
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 ); | |||
/* 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); | |||
}; | |||
})(); | |||