@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.text);

        listview = (ListView) findViewById(R.id.listview1);
        this.setData();

        SimpleAdapter adapter = new SimpleAdapter(this, data, R.layout.item,
                new String[] { "textview" }, new int[] { R.id.textview1 });
        listview.setAdapter(adapter);
        
        new Async().execute();
        
    }

    class Async extends AsyncTask<Void, Integer, Void> {
        @Override
        protected Void doInBackground(Void... params) {
            try {
                Thread.sleep(5000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            this.publishProgress(0);
            return null;
        }

        @Override
        protected void onProgressUpdate(Integer... values) {
            anim();//5秒后执行动画
            super.onProgressUpdate(values);
        }
    }

    private void anim() {

        TranslateAnimation anim = new TranslateAnimation(0, 0, 0, -100);
        anim.setDuration(5000);
        anim.setInterpolator(new LinearInterpolator());
        anim.setFillAfter(true);
        listview.startAnimation(anim);
        
    }