Differenze tra le versioni di "MediaWiki:Common.js"
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− | + | /** 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 = 'Nascondi'; | |
− | + | var expandCaption = 'Mostra'; | |
− | + | function collapseTable( tableIndex ) { | |
− | + | var Button = document.getElementById( 'collapseButton' + tableIndex ); | |
− | + | var Table = document.getElementById( 'collapsibleTable' + tableIndex ); | |
− | + | if ( !Table || !Button ) { | |
+ | return false; | ||
+ | } | ||
− | + | var Rows = Table.rows; | |
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− | + | 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' ) ) { | |
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− | + | /* only add button and increment count if there is a header row to work with */ | |
− | + | var HeaderRow = Tables[i].getElementsByTagName( 'tr' )[0]; | |
+ | if ( !HeaderRow ) { | ||
+ | continue; | ||
+ | } | ||
+ | var Header = HeaderRow.getElementsByTagName( 'th' )[0]; | ||
+ | if ( !Header ) { | ||
+ | continue; | ||
+ | } | ||
− | + | 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.className = 'collapseButton'; // Styles are declared in [[MediaWiki:Common.css]] | |
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− | + | ButtonLink.style.color = Header.style.color; | |
− | + | 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( ']' ) ); | |
− | |||
− | + | Header.insertBefore( Button, Header.childNodes[0] ); | |
− | + | tableIndex++; | |
− | + | } | |
− | + | } | |
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− | + | 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; | ||
+ | } | ||
+ | } | ||
+ | } | ||
+ | } | ||
+ | } | ||
− | var hasClass = ( function ( ) { | + | 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 ); | ||
+ | }; | ||
+ | })(); |
Versione delle 03:20, 7 apr 2012
/** 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 = 'Nascondi';
var expandCaption = 'Mostra';
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' ) ) {
/* only add button and increment count if there is a header row to work with */
var HeaderRow = Tables[i].getElementsByTagName( 'tr' )[0];
if ( !HeaderRow ) {
continue;
}
var Header = HeaderRow.getElementsByTagName( 'th' )[0];
if ( !Header ) {
continue;
}
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.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 + ");" );
ButtonLink.appendChild( ButtonText );
Button.appendChild( document.createTextNode( '[' ) );
Button.appendChild( ButtonLink );
Button.appendChild( document.createTextNode( ']' ) );
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 );
} 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 );
};
})();