Difference between revisions of "MediaWiki:Common.js"

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/**
 
* Collapsible tables
 
*
 
* Allows tables to be collapsed, showing only the header. See [[Help:Collapsing]].
 
*
 
* @version 2.0.3 (2014-03-14)
 
* @source https://www.mediawiki.org/wiki/MediaWiki:Gadget-collapsibleTables.js
 
* @author [[User:R. Koot]]
 
* @author [[User:Krinkle]]
 
* @deprecated Since MediaWiki 1.20: Use class="mw-collapsible" instead which
 
* is supported in MediaWiki core.
 
*/
 
  
var autoCollapse = 2;
 
var collapseCaption = 'hide';
 
var expandCaption = 'show';
 
var tableIndex = 0;
 
 
function collapseTable( tableIndex ) {
 
var Button = document.getElementById( 'collapseButton' + tableIndex );
 
var Table = document.getElementById( 'collapsibleTable' + tableIndex );
 
 
if ( !Table || !Button ) {
 
return false;
 
}
 
 
var Rows = Table.rows;
 
var i;
 
var $row0 = $(Rows[0]);
 
 
if ( Button.firstChild.data === collapseCaption ) {
 
for ( i = 1; i < Rows.length; i++ ) {
 
Rows[i].style.display = 'none';
 
}
 
Button.firstChild.data = expandCaption;
 
} else {
 
for ( i = 1; i < Rows.length; i++ ) {
 
Rows[i].style.display = $row0.css( 'display' );
 
}
 
Button.firstChild.data = collapseCaption;
 
}
 
}
 
 
function createClickHandler( tableIndex ) {
 
return function ( e ) {
 
e.preventDefault();
 
collapseTable( tableIndex );
 
};
 
}
 
 
function createCollapseButtons( $content ) {
 
var NavigationBoxes = {};
 
var $Tables = $content.find( 'table' );
 
var i;
 
 
$Tables.each( function( i, table ) {
 
if ( $(table).hasClass( 'collapsible' ) ) {
 
 
/* only add button and increment count if there is a header row to work with */
 
var HeaderRow = table.getElementsByTagName( 'tr' )[0];
 
if ( !HeaderRow ) {
 
return;
 
}
 
var Header = table.getElementsByTagName( 'th' )[0];
 
if ( !Header ) {
 
return;
 
}
 
 
NavigationBoxes[ tableIndex ] = table;
 
table.setAttribute( 'id', 'collapsibleTable' + tableIndex );
 
 
var Button    = document.createElement( 'span' );
 
var ButtonLink = document.createElement( 'a' );
 
var ButtonText = document.createTextNode( collapseCaption );
 
// Styles are declared in [[MediaWiki:Common.css]]
 
Button.className = 'collapseButton';
 
 
ButtonLink.style.color = Header.style.color;
 
ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex );
 
ButtonLink.setAttribute( 'href', '#' );
 
$( ButtonLink ).on( 'click', createClickHandler( tableIndex ) );
 
ButtonLink.appendChild( ButtonText );
 
 
Button.appendChild( document.createTextNode( '[' ) );
 
Button.appendChild( ButtonLink );
 
Button.appendChild( document.createTextNode( ']' ) );
 
 
Header.insertBefore( Button, Header.firstChild );
 
tableIndex++;
 
}
 
} );
 
 
for ( i = 0;  i < tableIndex; i++ ) {
 
if ( $( NavigationBoxes[i] ).hasClass( 'collapsed' ) ||
 
( tableIndex >= autoCollapse && $( NavigationBoxes[i] ).hasClass( 'autocollapse' ) )
 
) {
 
collapseTable( i );
 
}
 
}
 
}
 
 
mw.hook( 'wikipage.content' ).add( createCollapseButtons );
 

Latest revision as of 18:30, 6 June 2018