link-button.uc.js = Problem beim Beenden

    //      RestartFirefox_plus.uc.js   2

    (function() {

       if (location != 'chrome://browser/content/browser.xhtml') return;
       
       try {
          CustomizableUI.createWidget({
             id: 'restart-button',
             type: 'custom',
             defaultArea: CustomizableUI.AREA_NAVBAR,
            onBuild: function(aDocument) {         
                var toolbaritem = aDocument.createElementNS('http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul', 'toolbarbutton');
                let props = {
                   id: 'restart-button',
                   class: 'toolbarbutton-1 chromeclass-toolbar-additional',
                   removable: true,
                   label: 'Neustart',
                   tooltiptext: 'Neustart (mit Rechts- und Mittelklick wird userChrome.js-Cache geleert)',
                   style: 'list-style-image: url("file:///C:/Users/weiss/AppData/Roaming/Mozilla/Firefox/Profiles/i3gghgwc.default/chrome/Icons/refresh.svg")',
                   
                };            
                for (var p in props)
                   toolbaritem.setAttribute(p, props[p]);
			   
                toolbaritem.addEventListener('click', event => {
                    if (event.button == 1) {
                      Services.startup.quit(Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit);
                    }
                
                    if (event.button == 0 || event.button == 2) {
                      event.preventDefault();
                      Services.appinfo.invalidateCachesOnRestart();
                      Services.startup.quit(Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit);
                    }
                  });			   
                return toolbaritem;
             }      
          });
       } catch(e) { };   
	         
      
       var menuitem = Document.createElementNS('http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul', 'toolbarbutton');                

menuitem.id = 'restartfirefox-appMenu';
menuitem.classList.add('subviewbutton', 'subviewbutton-iconic');
menuitem.setAttribute('label' , 'Neustart');
menuitem.setAttribute('tooltiptext' , 'Neustart');
menuitem.style.listStyleImage= 'url("file:///C:/Users/weiss/AppData/Roaming/Mozilla/Firefox/Profiles/i3gghgwc.default/chrome/Icons/reload1.svg")';
menuitem.addEventListener('click', event => {
						if (event.button == 1) { 
                                  Services.startup.quit(Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit); 
                              }
                              if (event.button == 0 || event.button == 2) { 
                                  Services.appinfo.invalidateCachesOnRestart(); 
                                  Services.startup.quit(Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit);
                              }							  
					});
var refItem = document.getElementById('appMenu-viewCache').content.getElementById('appMenu-quit-button2');
refItem.parentNode.insertBefore(menuitem, refItem);
})();

// Restart_Firefox.uc.js
// RestartFirefoxButtonM.uc.js
// v. 0.8
// Source file https://www.camp-firefox.de/forum/thema/126132/?postID=1093563#post1093563
// Source file https://www.camp-firefox.de/forum/thema/139338/?postID=1271880#post1271880

/* ----------------------------------------------------------------------------------- */
/*     Zu beachten ist, dass die Grafiken sich im richtigen Ordner befinden müssen     */
/*            %appdata%\Mozilla\Firefox\Profiles\"Profilname"\chrome\icons             */
/* ----------------------------------------------------------------------------------- */

// Linksklick 	if (event.button == 0)
// Mittelklick 	if (event.button == 1)
// Rechtsklick 	if (event.button == 2)

(function() {
    if (location.href !== 'chrome://browser/content/browser.xhtml') return;
    try {
        CustomizableUI.createWidget({
            id: 'restart-button2a',
            type: 'custom',
            defaultArea: CustomizableUI.AREA_NAVBAR,
            onBuild: function(aDocument) {
        //        var toolbaritem = aDocument.createElementNS('http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul', 'toolbarbutton'); 
                var toolbaritem = aDocument.createXULElement('toolbarbutton');               
                let props = {
                    id: 'restart-button2a',
                    class: 'toolbarbutton-1 chromeclass-toolbar-additional',
                    label: 'Neustart',
                    tooltiptext: 'Neustart (inkl. SkriptCache Löschen)',

                    // Hier wird die Hintergrundfarbe und die Iconfarbe direkt gesetzt
                    //style: 'background-color: #FF5733; color: white;'
                    //style: 'color: #f60000;',

                };             
                for (let p in props)
                    toolbaritem.setAttribute(p, props[p]);


                // Pfad zum Profilordner
                let ProfilePath = Services.dirsvc.get("ProfD", Ci.nsIFile).path.replace(/\\/g, "/");
                // Pfad in den entsprechenden Unterordner
                let IconPath = '/chrome/icons/';
                // Name & Dateiendung des anzuzeigenden Symbols!
                let ButtonIcon = "refresh.svg";
                // Erstelle ein img-Element, um zu überprüfen, ob die Grafik geladen werden kann
                let img = new Image();
                img.src = "file:" + ProfilePath + IconPath + ButtonIcon;

                img.onload = function() {
                    // Wenn die Grafik geladen werden kann, setze das listStyleImage
                    toolbaritem.style.listStyleImage = 'url("' + ("file:" + ProfilePath + IconPath + ButtonIcon) + '")';
                    toolbaritem.style.fill = 'red';    // Hier wird die Iconfarbe direkt gesetzt
                };

                img.onerror = function() {
                    // Wenn die Grafik nicht geladen werden kann, verwende das Fallback-Icon
                    toolbaritem.style.listStyleImage = 'url("chrome://browser/skin/fxa/avatar-empty.svg")';
                    toolbaritem.style.fill = 'red';    // Hier wird die Iconfarbe direkt gesetzt
                };

                return toolbaritem;
            }        
        });

    } catch(e) { };

    document.getElementById('restart-button2a').addEventListener('click', event => {
        // rechte Maus Neustart
            if (event.button == 2) {
              Services.startup.quit(Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit);
            }
        // linke Maus Neustart mit Löschung des Start-Caches
            if (event.button == 0) {
                event.preventDefault();
                Services.appinfo.invalidateCachesOnRestart();
                Services.startup.quit(Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit); 	
            }
        // Mittelklick
            if (event.button == 1) {
        //      event.preventDefault();
        //      Services.appinfo.invalidateCachesOnRestart();
        //      Services.startup.quit(Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit);
              openTrustedLinkIn("about:config", "tab");
            }
    });

    let sss = Components.classes["@mozilla.org/content/style-sheet-service;1"].getService(Components.interfaces.nsIStyleSheetService);       
    let uri = Services.io.newURI("data:text/css;charset=utf-8," + encodeURIComponent(`
            #restart-button2a.toolbarbutton-1.chromeclass-toolbar-additional image.toolbarbutton-icon {
                width: 32px !important;
                height: 32px !important;
            }
       `), null, null);
    sss.loadAndRegisterSheet(uri, sss.AUTHOR_SHEET);

})();