MediaWiki:Common.js: Difference between revisions

Revision as of 19:02, 22 November 2013

/**
 * 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';

window.collapseTable = function ( tableIndex ) {
    var Button = document.getElementById( 'collapseButton' + tableIndex );
    var Table = document.getElementById( 'collapsibleTable' + tableIndex );

    if ( !Table || !Button ) {
        return false;
    }

    var Rows = Table.rows;
    var i;

    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 = Rows[0].style.display;
        }
        Button.firstChild.data = collapseCaption;
    }
};

function createCollapseButtons() {
    var tableIndex = 0;
    var NavigationBoxes = {};
    var Tables = document.getElementsByTagName( 'table' );
    var i;

    function handleButtonLink( index, e ) {
        window.collapseTable( index );
        e.preventDefault();
    }

    for ( i = 0; i < Tables.length; i++ ) {
        if ( $( Tables[i] ).hasClass( '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 Common.css */

            ButtonLink.style.color = Header.style.color;
            ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex );
            ButtonLink.setAttribute( 'href', '#' );
            $( ButtonLink ).on( 'click', $.proxy( handleButtonLink, ButtonLink, 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' ) ) ) {
            window.collapseTable( i );
        } 
        else if ( $( NavigationBoxes[i] ).hasClass ( 'innercollapse' ) ) {
            var element = NavigationBoxes[i];
            while ((element = element.parentNode)) {
                if ( $( element ).hasClass( 'outercollapse' ) ) {
                    window.collapseTable ( i );
                    break;
                }
            }
        }
    }
}

mw.hook( 'wikipage.content' ).add( createCollapseButtons );

/* Seek out tabber divs and rearrange them into tabs */
$(function() {
 
    var tabbers = $("div.dbe-tabber");
 
    for(var i = 0; i < tabbers.length; ++i) {
 
        var tabber = tabbers.eq(i);
        var tabs = $(document.createElement("div")).addClass("dbe-tabs");
        var active = $(document.createElement("div")).addClass("dbe-tab-panel");
 
        var panels = tabber.children();
        var activeTab = null;
 
        for(var j = 0; j < panels.length; ++j) {
 
            var panel = panels.eq(j);
            var heading = panel.children("div.dbe-tab-title:first-child");
 
            var tab = $(document.createElement("a"));
            tab.attr("href", "#").addClass("dbe-tab").append(heading).appendTo(tabs);
 
            if(panel.hasClass("dbe-tab-panel-active"))
                activeTab = tab;
 
            var onclick = function(ts, a, t, p) {
 
                return function(event) {
 
                    event.preventDefault();
 
                    a.children().detach();
                    ts.children().removeClass("dbe-tab-active");
 
                    t.addClass("dbe-tab-active");
                    a.append(p);
 
                };
 
            }(tabs, active, tab, panel);
 
            tab.click(onclick);
 
        }
 
        panels.detach();
        tabber.prepend(active);
        tabber.prepend(tabs);
 
        if(!activeTab)
            activeTab = tabs.children("a:first-child");
 
        activeTab.trigger("click");
 
    }
 
});