TextToSpeechFragment.java 文件源码

@Override
public void onSpeek(final String txt) {
    uiHandler.post(new Runnable() {

        @Override
        public void run() {
            if (canChangeUI()) {
                speakerLevel
                        .setBackgroundResource(R.anim.tts_animation);
                ttsText.setText(txt);
                animation = (AnimationDrawable) speakerLevel
                        .getBackground();
                speakerLevel.post(runAnimation);
            }
        }
    });
}