Difference between revisions of "MediaWiki:Common.js"

From Offerit
Jump to: navigation, search
(Created page with "/** Collapsible tables ********************************************************* * * Description: Allows tables to be collapsed, showing only the header. See * ...")
 
 
Line 1: Line 1:
 +
/* Any JavaScript here will be loaded for all users on every page load. */
 +
 +
 +
/* 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);
 +
    };
 +
})();
 +
 +
 +
 
/** Collapsible tables *********************************************************
 
/** Collapsible tables *********************************************************
 
  *
 
  *
 
  *  Description: Allows tables to be collapsed, showing only the header. See
 
  *  Description: Allows tables to be collapsed, showing only the header. See
  *                         http://www.mediawiki.org/wiki/Manual:Collapsible_tables.
+
  *               [[Wikipedia:NavFrame]].
  *  Maintainers: [[en:User:R. Koot]]
+
  *  Maintainers: [[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 );
+
    var Button = document.getElementById( "collapseButton" + tableIndex );
 +
    var Table = document.getElementById( "collapsibleTable" + tableIndex );
 
   
 
   
        if ( !Table || !Button ) {
+
    if ( !Table || !Button ) {
                return false;
+
        return false;
        }
+
    }
 
   
 
   
        var Rows = Table.rows;
+
    var Rows = Table.rows;
 
   
 
   
        if ( Button.firstChild.data == collapseCaption ) {
+
    if ( Button.firstChild.data == collapseCaption ) {
                for ( var i = 1; i < Rows.length; i++ ) {
+
        for ( var i = 1; i < Rows.length; i++ ) {
                        Rows[i].style.display = 'none';
+
            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;
 
 
         }
 
         }
 +
        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 tableIndex = 0;
        var Tables = document.getElementsByTagName( 'table' );
+
    var NavigationBoxes = new Object();
 +
    var Tables = document.getElementsByTagName( "table" );
 
   
 
   
        for ( var i = 0; i < Tables.length; i++ ) {
+
    for ( var i = 0; i < Tables.length; i++ ) {
                if ( hasClass( Tables[i], 'collapsible' ) ) {
+
        if ( hasClass( Tables[i], "collapsible" ) ) {
 
   
 
   
                        /* only add button and increment count if there is a header row to work with */
+
            /* only add button and increment count if there is a header row to work with */
                        var HeaderRow = Tables[i].getElementsByTagName( 'tr' )[0];
+
            var HeaderRow = Tables[i].getElementsByTagName( "tr" )[0];
                        if ( !HeaderRow ) {
+
            if (!HeaderRow) continue;
                                continue;
+
            var Header = HeaderRow.getElementsByTagName( "th" )[0];
                        }
+
            if (!Header) continue;
                        var Header = HeaderRow.getElementsByTagName( 'th' )[0];
 
                        if ( !Header ) {
 
                                continue;
 
                        }
 
 
   
 
   
                        NavigationBoxes[tableIndex] = Tables[i];
+
            NavigationBoxes[ tableIndex ] = Tables[i];
                        Tables[i].setAttribute( 'id', 'collapsibleTable' + tableIndex );
+
            Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );
 
   
 
   
                        var Button = document.createElement( 'span' );
+
            var Button     = document.createElement( "span" );
                        var ButtonLink = document.createElement( 'a' );
+
            var ButtonLink = document.createElement( "a" );
                        var ButtonText = document.createTextNode( collapseCaption );
+
            var ButtonText = document.createTextNode( collapseCaption );
 
   
 
   
                        Button.className = 'collapseButton'; // Styles are declared in [[MediaWiki:Common.css]]
+
            Button.style.styleFloat = "right";
 +
            Button.style.cssFloat = "right";
 +
            Button.style.fontWeight = "normal";
 +
            Button.style.textAlign = "right";
 +
            Button.style.width = "6em";
 
   
 
   
                        ButtonLink.style.color = Header.style.color;
+
            ButtonLink.style.color = Header.style.color;
                        ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex );
+
            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
                        ButtonLink.setAttribute( 'href', "javascript:collapseTable(" + tableIndex + ");" );
+
            ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
                        ButtonLink.appendChild( ButtonText );
+
            ButtonLink.appendChild( ButtonText );
 
   
 
   
                        Button.appendChild( document.createTextNode( '[' ) );
+
            Button.appendChild( document.createTextNode( "[" ) );
                        Button.appendChild( ButtonLink );
+
            Button.appendChild( ButtonLink );
                        Button.appendChild( document.createTextNode( ']' ) );
+
            Button.appendChild( document.createTextNode( "]" ) );
 
   
 
   
                        Header.insertBefore( Button, Header.childNodes[0] );
+
            Header.insertBefore( Button, Header.childNodes[0] );
                        tableIndex++;
+
            tableIndex++;
                }
 
 
         }
 
         }
 +
    }
 
   
 
   
        for ( var i = 0;  i < tableIndex; i++ ) {
+
    for ( var i = 0;  i < tableIndex; i++ ) {
                if ( hasClass( NavigationBoxes[i], 'collapsed' ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], 'autocollapse' ) ) ) {
+
        if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
                        collapseTable( i );
+
            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 **************************************
 
*
 
* 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 );
 
        };
 
})();
 

Latest revision as of 11:49, 7 October 2011

/* Any JavaScript here will be loaded for all users on every page load. */


/* 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);
    };
})();



/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See
 *               [[Wikipedia:NavFrame]].
 *  Maintainers: [[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" ) ) {
 
            /* 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.style.styleFloat = "right";
            Button.style.cssFloat = "right";
            Button.style.fontWeight = "normal";
            Button.style.textAlign = "right";
            Button.style.width = "6em";
 
            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 );
        }
    }
}
 
addOnloadHook( createCollapseButtons );