Can you have a button in fire event

hi can fire event have button in it, I'm looking to create a popup of some sort for after a download has completed and give the user the option to either open the file or cancel so far i have got it to open a fire event with a title download complete and message as the file name but i would like to add 2 buttons is it possible thanks Current Code:

var statusAlert = Titanium.UI.createAlertDialog({title:"Download Complete",message:filenm});
    statusAlert.show();
});
Ti.App.fireEvent('showAlert', {title:"Download Complete", text:filenm});