USER:ILMARI KARONEN TEST.JS

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/** Dynamic Navigation Bars (experimental) *************************************

 *

 *  Description: See [[Wikipedia:xNavFrame]].

 *  Maintainers: UNMAINTAINED

 */



// set up the words in your language

var xNavigationBarHide = '[' + collapseCaption + ']';

var xNavigationBarShow = '[' + expandCaption + ']';



// shows and hides content and picture (if available) of navigation bars

// Parameters:

//     indexNavigationBar: the index of navigation bar to be toggled

function xtoggleNavigationBar(indexNavigationBar)

{

    var xNavToggle = document.getElementById("xNavToggle" + indexNavigationBar);

    var xNavFrame = document.getElementById("xNavFrame" + indexNavigationBar);



    if (!xNavFrame || !xNavToggle) {

        return false;

    }



    // if shown now

    if (xNavToggle.firstChild.data == xNavigationBarHide) {

        for (var xNavChild = xNavFrame.firstChild; xNavChild != null; xNavChild = xNavChild.nextSibling) {

            if ( hasClass( xNavChild, 'xNavPic' ) ) {

                xNavChild.style.display = 'none';

            }

            if ( hasClass( xNavChild, 'xNavContent') ) {

                xNavChild.style.display = 'none';

            }

        }

    xNavToggle.firstChild.data = xNavigationBarShow;



    // if hidden now

    } else if (xNavToggle.firstChild.data == xNavigationBarShow) {

        for (var xNavChild = xNavFrame.firstChild; xNavChild != null; xNavChild = xNavChild.nextSibling) {

            if (hasClass(xNavChild, 'xNavPic')) {

                xNavChild.style.display = 'block';

            }

            if (hasClass(xNavChild, 'xNavContent')) {

                xNavChild.style.display = 'block';

            }

        }

        xNavToggle.firstChild.data = xNavigationBarHide;

    }

}



// adds show/hide-button to navigation bars

function xcreateNavigationBarToggleButton()

{

    var indexNavigationBar = 0;

    // iterate over all < div >-elements 

    var divs = document.getElementsByTagName("div");

    for (var i = 0; xNavFrame = divsi]; i++) {

        // if found a navigation bar

        if (hasClass(xNavFrame, "xNavFrame")) {



            indexNavigationBar++;

            var xNavToggle = document.createElement("a");

            xNavToggle.className = 'xNavToggle';

            xNavToggle.setAttribute('id', 'xNavToggle' + indexNavigationBar);

            xNavToggle.setAttribute('href', 'javascript:xtoggleNavigationBar(' + indexNavigationBar + ');');



            var isCollapsed = hasClass( xNavFrame, "collapsed" );

            /*

             * Check if any children are already hidden.  This loop is here for backwards compatibility:

             * the old way of making xNavFrames start out collapsed was to manually add style="display:none"

             * to all the xNavPic/xNavContent elements.  Since this was bad for accessibility (no way to make

             * the content visible without JavaScript support), the new recommended way is to add the class

             * "collapsed" to the xNavFrame itself, just like with collapsible tables.

             */

            for (var xNavChild = xNavFrame.firstChild; xNavChild != null; xNavChild = xNavChild.nextSibling) {

                if ( hasClass( xNavChild, 'xNavPic' ) || hasClass( xNavChild, 'xNavContent' ) ) {

                    if (xNavChild.style.display == 'none') {

                        isCollapsed = true;

                        break;

                    }

                }

            }

            if (isCollapsed) {

                for (var xNavChild = xNavFrame.firstChild; xNavChild != null; xNavChild = xNavChild.nextSibling) {

                    if ( hasClass( xNavChild, 'xNavPic' ) || hasClass( xNavChild, 'xNavContent' ) ) {

                        xNavChild.style.display = 'none';

                    }

                }

            }

            var xNavToggleText = document.createTextNode(isCollapsed ? xNavigationBarShow : xNavigationBarHide);

            xNavToggle.appendChild(xNavToggleText);



            // Find the xNavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)

            for(var j=0; j < xNavFrame.childNodes.length; j++) {

                if (hasClass(xNavFrame.childNodesj], "xNavHead")) {

                    xNavFrame.childNodesj].appendChild(xNavToggle);

                }

            }

            xNavFrame.setAttribute('id', 'xNavFrame' + indexNavigationBar);

        }

    }

}



addOnloadHook( xcreateNavigationBarToggleButton );

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