How to add button in toolbar of print preview fire fox using add SDK

问题

How to add button in toolbar of print preview fire fox using add SDK.

thank you so much

回答1:

    function addToolbarButton() {   
        var {Cc, Ci, Cu} = require("chrome");  
    var mediator = Cc['@mozilla.org/appshell/window-mediator;1'].getService(Ci.nsIWindowMediator); 
        var document = mediator.getMostRecentWindow("navigator:browser").document; 
        var navBar = document.getElementById("print-preview-toolbar");
        if (!navBar) {
            return;
        }    
        var btn = document.createElement("toolbarbutton");       
        btn.setAttribute('type', 'button');
        btn.setAttribute('class', 'toolbarbutton-1');
        btn.setAttribute('image', data.url('print-on_small.png')); // path is relative to data folder
        btn.setAttribute('orient', 'horizontal');
        btn.setAttribute('label', '  In');
        btn.addEventListener('click', function() {  
            console.log('clicked');
        }, false)
 navBar.appendChild(btn);   
    }

来源：https://stackoverflow.com/questions/23238913/how-to-add-button-in-toolbar-of-print-preview-fire-fox-using-add-sdk