Difference between revisions of "MediaWiki:Common.js"
From Alter Aeon Wiki
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* Maintainers: [[en:User:R. Koot]] | * Maintainers: [[en:User:R. Koot]] | ||
*/ | */ | ||
var autoCollapse = 2; | var autoCollapse = 2; | ||
var collapseCaption = 'hide'; | var collapseCaption = 'hide'; | ||
var expandCaption = 'show'; | var expandCaption = 'show'; | ||
function collapseTable( tableIndex ) { | 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() { | 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' ) ) { | |||
var current_table = Tables[i]; | |||
NavigationBoxes[tableIndex] = current_table; | |||
current_table.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 [[MediaWiki:Common.css]] | |||
ButtonLink.style.color = Header.style.color; | |||
ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex ); | |||
ButtonLink.setAttribute( 'href', "javascript:collapseTable(" + tableIndex + ");" ); | |||
var width = current_table.offsetWidth; | |||
ButtonLink.setAttribute( 'style', "width:" + width + "px;" ); | |||
ButtonLink.appendChild( ButtonText ); | |||
Button.appendChild( document.createTextNode( '[' ) ); | |||
Button.appendChild( ButtonLink ); | |||
Button.appendChild( document.createTextNode( ']' ) ); | |||
current_table.parentNode.insertBefore( Button, current_table ); | |||
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 ); | addOnloadHook( createCollapseButtons ); | ||
/** Test if an element has a certain class ************************************** | /** Test if an element has a certain class ************************************** | ||
* | * | ||
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* Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]] | * Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]] | ||
*/ | */ | ||
var hasClass = ( function() { | var hasClass = ( function() { | ||
var reCache = {}; | |||
return function( element, className ) { | |||
return ( reCache[className] ? reCache[className] : ( reCache[className] = new RegExp( "(?:\\s|^)" + className + "(?:\\s|$)" ) ) ).test( element.className ); | |||
}; | |||
})(); | })(); |
Revision as of 01:35, 28 December 2012
/* Any JavaScript here will be loaded for all users on every page load. */ /** Collapsible tables ********************************************************* * * Description: Allows tables to be collapsed, showing only the header. See * http://www.mediawiki.org/wiki/Manual:Collapsible_tables. * Maintainers: [[en: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' ) ) { var current_table = Tables[i]; NavigationBoxes[tableIndex] = current_table; current_table.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 [[MediaWiki:Common.css]] ButtonLink.style.color = Header.style.color; ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex ); ButtonLink.setAttribute( 'href', "javascript:collapseTable(" + tableIndex + ");" ); var width = current_table.offsetWidth; ButtonLink.setAttribute( 'style', "width:" + width + "px;" ); ButtonLink.appendChild( ButtonText ); Button.appendChild( document.createTextNode( '[' ) ); Button.appendChild( ButtonLink ); Button.appendChild( document.createTextNode( ']' ) ); current_table.parentNode.insertBefore( Button, current_table ); 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 ); /** 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 ); }; })();