userChrome.js Scripte für den Fuchs (Diskussion)

(function() {

    if (!window.gBrowser){
        return;
    }

    try {
       CustomizableUI.createWidget({
          id: 'aboutdebugging',
          type: 'custom',
          defaultArea: CustomizableUI.AREA_NAVBAR,
          onBuild: function(aDocument) {         
            var currentProfileDirectory = Services.dirsvc.get("ProfD", Ci.nsIFile).path.replace(/\\/g, "/");
			var toolbaritem = aDocument.createXULElement('toolbarbutton');
            var props = {
                id: 'aboutdebugging',
                class: 'toolbarbutton-1 chromeclass-toolbar-additional',
                removable: 'true',
                label: 'about:debugging',
                accesskey: '',
                tooltiptext: 'about:debugging',
                style: 'list-style-image: url("chrome://global/skin/icons/developer.svg");'
             };            
             for (var p in props)
                toolbaritem.setAttribute(p, props[p]);            
             return toolbaritem; 
          }      
       });
	    CustomizableUI.registerToolbarNode(tb);
       } catch(e) { };

        document.getElementById('aboutdebugging').addEventListener('click', event => {	
		    
        if (event.button === 0) {
        
		openTrustedLinkIn('about:debugging#/runtime/this-firefox',"tab");  
            
        }
    });

})();