fab_add_note.setOnClickListener {
    NoteDialog(window.decorView as ViewGroup, this)
            .add(preExecute = {
                note_list_progress.visibility = ProgressBar.VISIBLE
            }, created = {
                notes.add(it)
                configureList()
            }, finished = {
                note_list_progress.visibility = ProgressBar.GONE
            })
}