MediaWiki:Common.js: Unterschied zwischen den Versionen

Version vom 27. Juni 2007, 11:38 Uhr

/* Jedes JavaScript hier wird für alle Benutzer für jede Seite geladen. */

 // ============================================================
 // BEGIN Event Hooking
 function HookEvent(hookName, hookFunction)
 {
   if(window.addEventListener) {
     window.addEventListener(hookName, hookFunction, false);
   } else if(window.attachEvent) {
     window.attachEvent("on" + hookName, hookFunction);
   }
 }
 // END Event Hooking
 // ============================================================
 
 // ============================================================
 // BEGIN Dynamic Navigation Bars
 
 var strNavigationBarHide = "Einklappen";
 var strNavigationBarShow = "Ausklappen";
 
 var navigationBarShowDefault = 0;
 
 // 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 naviToggle = document.getElementById("dcw_navitoggle" + indexNavigationBar);
    var naviFrame = document.getElementById("dcw_naviframe" + indexNavigationBar);
 
    if(!naviFrame || !naviToggle) {
        return false;
    }
 
    // if shown now
    if(naviToggle.firstChild.data == strNavigationBarHide) {
        for(var naviChild = naviFrame.firstChild; naviChild != null; naviChild = naviChild.nextSibling) {
            if(naviChild.className == "dcw_navipicture") {
                naviChild.style.display = "none";
            }
            if(naviChild.className == "dcw_navicontent") {
                naviChild.style.display = "none";
            }
            if(naviChild.className == "dcw_navitoggle") {
                naviChild.firstChild.data = strNavigationBarShow;
            }
        }
 
    // if hidden now
    } else if(naviToggle.firstChild.data == strNavigationBarShow) {
        for(var naviChild = naviFrame.firstChild; naviChild != null; naviChild = naviChild.nextSibling) {
            if(naviChild.className == "dcw_navipicture") {
                naviChild.style.display = "block";
            }
            if(naviChild.className == "dcw_navicontent") {
                naviChild.style.display = "block";
            }
            if(naviChild.className == "dcw_navitoggle") {
                naviChild.firstChild.data = strNavigationBarHide;
            }
        }
    }
 }
 
 // adds show/hide-button to navigation bars
 function CreateNavigationBarToggleButton()
 {
    var indexNavigationBar = 0;
    // iterate over all < div >-elements
    for(var i = 0; naviFrame = document.getElementsByTagName("div")[i]; ++i) {
        // if found a navigation bar
        if(naviFrame.className == "dcw_naviframe") {
            ++indexNavigationBar;
            var naviToggle = document.createElement("a");
            naviToggle.className = "dcw_navitoggle";
            naviToggle.setAttribute("id", "dcw_navitoggle" + indexNavigationBar);
            naviToggle.setAttribute("href", "javascript:ToggleNavigationBar(" + indexNavigationBar + ");");
 
            var naviToggleText = document.createTextNode(strNavigationBarHide);
            naviToggle.appendChild(naviToggleText);
 
            // add naviToggle-Button as first div-element 
            // in < div class="dcw_naviframe" >
            naviFrame.insertBefore(naviToggle, naviFrame.firstChild);
            naviFrame.setAttribute("id", "dcw_naviframe" + indexNavigationBar);
        }
    }
    // if more navigation bars found than default: hide all
    if(navigationBarShowDefault < indexNavigationBar) {
        for(var i = 1; i <= indexNavigationBar; ++i) {
            ToggleNavigationBar(i);
        }
    }
 }
 
 HookEvent("load", CreateNavigationBarToggleButton);
 
 // END Dynamic Navigation Bars
 // ============================================================