MediaWiki:Common.js: Difference between revisions

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  // set up the words in your language
  // set up the words in your language
var NavigationBarHide = '[hide]';
var NavigationBarHide = '[hide]';
var NavigationBarShow = '[show]';
var NavigationBarShow = '[show]';
 
   
   
// set up max count of Navigation Bars on page,
// shows and hides content and picture (if available) of navigation bars
// if there are more, all will be hidden
// Parameters:
// NavigationBarShowDefault = 0; // all bars will be hidden
//    indexNavigationBar: the index of navigation bar to be toggled
// NavigationBarShowDefault = 1; // on pages with more than 1 bar all bars will be hidden
function toggleNavigationBar(indexNavigationBar)
if (typeof NavigationBarShowDefault == 'undefined' ) {
{
    var NavigationBarShowDefault = 1;
}
// shows and hides content and picture (if available) of navigation bars
// Parameters:
//    indexNavigationBar: the index of navigation bar to be toggled
function toggleNavigationBar(indexNavigationBar)
{
     var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
     var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
     var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);
     var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);
Line 50: Line 41:
     // if shown now
     // if shown now
     if (NavToggle.firstChild.data == NavigationBarHide) {
     if (NavToggle.firstChild.data == NavigationBarHide) {
         for (
         for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
                var NavChild = NavFrame.firstChild;
             if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
                NavChild != null;
                NavChild = NavChild.nextSibling
            ) {
             if (NavChild.className == 'NavPic') {
                 NavChild.style.display = 'none';
                 NavChild.style.display = 'none';
            }
            if (NavChild.className == 'NavContent') {
                NavChild.style.display = 'none';
            }
            if (NavChild.className == 'NavToggle') {
                NavChild.firstChild.data = NavigationBarShow;
             }
             }
         }
         }
    NavToggle.firstChild.data = NavigationBarShow;
   
   
     // if hidden now
     // if hidden now
     } else if (NavToggle.firstChild.data == NavigationBarShow) {
     } else if (NavToggle.firstChild.data == NavigationBarShow) {
         for (
         for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
                var NavChild = NavFrame.firstChild;
             if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
                NavChild != null;
                NavChild = NavChild.nextSibling
            ) {
             if (NavChild.className == 'NavPic') {
                 NavChild.style.display = 'block';
                 NavChild.style.display = 'block';
            }
            if (NavChild.className == 'NavContent') {
                NavChild.style.display = 'block';
            }
            if (NavChild.className == 'NavToggle') {
                NavChild.firstChild.data = NavigationBarHide;
             }
             }
         }
         }
        NavToggle.firstChild.data = NavigationBarHide;
     }
     }
}
}
 
   
   
  // adds show/hide-button to navigation bars
  // adds show/hide-button to navigation bars

Revision as of 21:15, 8 September 2010

// ============================================================
 // BEGIN Enable multiple onload functions
 
 // setup onload functions this way:
 // aOnloadFunctions[aOnloadFunctions.length] = function_name; // without brackets!
 
 if (!window.aOnloadFunctions) {
   var aOnloadFunctions = new Array();
 }
 
 window.onload = function() {
   if (window.aOnloadFunctions) {
     for (var _i=0; _i<aOnloadFunctions.length; _i++) {
       aOnloadFunctions[_i]();
     }
   }
 }
 
 // END Enable multiple onload functions
 // ============================================================

 //================================================================================
 //*** Dynamic Navigation Bars
 
 // set up the words in your language
var NavigationBarHide = '[hide]';
var NavigationBarShow = '[show]';
 
// shows and hides content and picture (if available) of navigation bars
// Parameters:
//     indexNavigationBar: the index of navigation bar to be toggled
function toggleNavigationBar(indexNavigationBar)
{
    var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
    var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);
 
    if (!NavFrame || !NavToggle) {
        return false;
    }
 
    // if shown now
    if (NavToggle.firstChild.data == NavigationBarHide) {
        for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
            if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
                NavChild.style.display = 'none';
            }
        }
    NavToggle.firstChild.data = NavigationBarShow;
 
    // if hidden now
    } else if (NavToggle.firstChild.data == NavigationBarShow) {
        for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
            if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
                NavChild.style.display = 'block';
            }
        }
        NavToggle.firstChild.data = NavigationBarHide;
    }
}

 
 // adds show/hide-button to navigation bars
function createNavigationBarToggleButton()
{
    var indexNavigationBar = 0;
    // iterate over all < div >-elements 
    var divs = document.getElementsByTagName("div");
    for (var i = 0; NavFrame = divs[i]; i++) {
        // if found a navigation bar
        if (hasClass(NavFrame, "NavFrame")) {
 
            indexNavigationBar++;
            var NavToggle = document.createElement("a");
            NavToggle.className = 'NavToggle';
            NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar);
            NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');');
 
            var isCollapsed = hasClass( NavFrame, "collapsed" );
            /*
             * Check if any children are already hidden.  This loop is here for backwards compatibility:
             * the old way of making NavFrames start out collapsed was to manually add style="display:none"
             * to all the NavPic/NavContent 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 NavFrame itself, just like with collapsible tables.
             */
            for (var NavChild = NavFrame.firstChild; NavChild != null && !isCollapsed; NavChild = NavChild.nextSibling) {
                if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
                    if ( NavChild.style.display == 'none' ) {
                        isCollapsed = true;
                    }
                }
            }
            if (isCollapsed) {
                for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
                    if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
                        NavChild.style.display = 'none';
                    }
                }
            }
            var NavToggleText = document.createTextNode(isCollapsed ? NavigationBarShow : NavigationBarHide);
            NavToggle.appendChild(NavToggleText);
 
            // Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)
            for(var j=0; j < NavFrame.childNodes.length; j++) {
                if (hasClass(NavFrame.childNodes[j], "NavHead")) {
                    NavToggle.style.color = NavFrame.childNodes[j].style.color;
                    NavFrame.childNodes[j].appendChild(NavToggle);
                }
            }
            NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar);
        }
    }
}

 
 addOnloadHook(createNavigationBarToggleButton);