MediaWiki:Gadget-NavFrame.js

/** * Dynamic Navigation Bars. * * Based on script from en.wikipedia.org, 2008-09-15. * * @source www.mediawiki.org/wiki/MediaWiki:Gadget-NavFrame.js * @maintainer Helder.wiki, 2012–2013 * @maintainer Krinkle, 2013 */ ( function {

// Set up the words in your language var collapseCaption = 'hide'; var expandCaption = 'show';

var navigationBarHide = '[' + collapseCaption + ']'; var navigationBarShow = '[' + expandCaption + ']';

/** * Shows and hides content and picture (if available) of navigation bars. * * @param {number} indexNavigationBar The index of navigation bar to be toggled * @param {jQuery.Event} e Event object */ function toggleNavigationBar( indexNavigationBar, e ) { var navChild, navToggle = document.getElementById( 'NavToggle' + indexNavigationBar ), navFrame = document.getElementById( 'NavFrame' + indexNavigationBar );

// Prevent browser from jumping to href "#" e.preventDefault;

if ( !navFrame || !navToggle ) { return false; }

// If shown now if ( navToggle.firstChild.data == navigationBarHide ) { for ( 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 ( navChild = navFrame.firstChild; navChild != null; navChild = navChild.nextSibling ) { if ( $( navChild ).hasClass( 'NavPic' ) || $( navChild ).hasClass( 'NavContent' ) ) { navChild.style.display = 'block'; }		}		navToggle.firstChild.data = navigationBarHide; } }

/** * Adds show/hide-button to navigation bars. * * @param {jQuery} $content */ function createNavigationBarToggleButton( $content ) { var i, j, navFrame, navToggle, navToggleText, navChild, indexNavigationBar = 0, navFrames = $content.find( 'div.NavFrame' ).toArray;

// Iterate over all (new) nav frames for ( i = 0; i < navFrames.length; i++ ) { navFrame = navFrames[i]; // If found a navigation bar indexNavigationBar++; navToggle = document.createElement( 'a' ); navToggle.className = 'NavToggle'; navToggle.setAttribute( 'id', 'NavToggle' + indexNavigationBar ); navToggle.setAttribute( 'href', '#' ); $( navToggle ).on( 'click', $.proxy( toggleNavigationBar, null, indexNavigationBar ) );

navToggleText = document.createTextNode( navigationBarHide ); for ( navChild = navFrame.firstChild; navChild != null; navChild = navChild.nextSibling ) { if ( $( navChild ).hasClass( 'NavPic' ) || $( navChild ).hasClass( '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 ( j = 0; j < navFrame.childNodes.length; j++ ) { if ( $( navFrame.childNodes[j] ).hasClass( 'NavHead' ) ) { navFrame.childNodes[j].appendChild( navToggle ); }		}		navFrame.setAttribute( 'id', 'NavFrame' + indexNavigationBar ); } }

mw.hook( 'wikipage.content' ).add( createNavigationBarToggleButton );

});