MediaWiki:ShowHide/code.js

/* */

/** Collapsible tables from Wikipedia******************************************** * * Description: Allows tables to be collapsed, showing only the header. */ var autoCollapse; if( autoCollapse == undefined ) 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.getElementsByTagName( "tr" );

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" ) ) { 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.style.styleFloat = "right"; Button.style.cssFloat = "right"; Button.style.fontWeight = "normal"; Button.style.textAlign = "right"; Button.style.width = "6em"; Button.style.marginLeft = "-100%";

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( "]" ) );

var Header = Tables[i].getElementsByTagName( "tr" )[0].getElementsByTagName( "th" )[0]; /* only add button and increment count if there is a header row to work with */ if (Header) { 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 ); }   } }

addOnloadHook( createCollapseButtons );

/* */

/* */

/** Dynamic Navigation Bars ************************************* * * Base Description: See Wikipedia:Wikipedia:NavFrame. */

// set up the words in your language var NavigationBarHide = '[' + collapseCaption + ']'; var NavigationBarShow = '[' + expandCaption + ']';

// set up max count of Navigation Bars on page, // if there are more, all will be hidden // NavigationBarShowDefault = 0; // all bars will be hidden // NavigationBarShowDefault = 1; // on pages with more than 1 bar all bars will be hidden var NavigationBarShowDefault = autoCollapse;

// 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 (NavToggle.firstChild.data == NavigationBarHide) {// if shown now for (				var NavChild = NavFrame.firstChild;				NavChild != null;				NavChild = NavChild.nextSibling			) { if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent') ) { NavChild.style.display = 'none'; }		}		NavToggle.firstChild.data = NavigationBarShow; } else if (NavToggle.firstChild.data == NavigationBarShow) {// if hidden now var TagRelations = { 'table': 'table', 'span': 'inline', 'label': 'inline' };		for (				var NavChild = NavFrame.firstChild;				NavChild != null;				NavChild = NavChild.nextSibling			) { if (hasClass(NavChild, 'NavPic') || hasClass(NavChild, 'NavContent') ) { var disp = TagRelations[NavChild.tagName.toLowerCase]; NavChild.style.display = ( disp ? disp : 'block' ); }		}		NavToggle.firstChild.data = NavigationBarHide; } }

// adds show/hide-button to navigation bars function createNavigationBarToggleButton {	var indexNavigationBar = 0; // iterate over all -elements, -elements, and -elements var blocks = document.getElementsByTagName("div"); var spans = document.getElementsByTagName("span"); var fieldsets = document.getElementsByTagName("fieldset"); for(			var i=0;			i < spans.length;			i++		) blocks[blocks.length+i] = spans[i]; for(			var i=0;			i < fieldsets.length;			i++		) blocks[blocks.length+spans.length+i] = fieldsets[i]; for(			var i=0; 			NavFrame = blocks[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); 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")) { if( NavFrame.childNodes[j].tagName.toLowerCase == 'legend' ) NavFrame.childNodes[j].appendChild(document.createTextNode(' - ')); NavFrame.childNodes[j].appendChild(NavToggle); }			}			NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar); }	}	// if more Navigation Bars found than Default: hide all if (indexNavigationBar >= NavigationBarShowDefault) { for(				var i=1; 				i<=indexNavigationBar; 				i++		) { toggleNavigationBar(i); }	}

}

addOnloadHook( createNavigationBarToggleButton );

/* */