手机晃动切换图片(保证能用)

package slf.orderDishes; import slf.orderDishes.R; import android.app.Activity; import android.app.Service; import android.content.Intent; import android.hardware.Sensor; import android.hardware.SensorEvent; import android.hardware.SensorEventListener; import android.hardware.SensorManager; import android.os.Bundle; import android.os.Vibrator; import android.widget.TextView; public class Main extends Activity implements SensorEventListener { TextView tv = null; SensorManager sensorManager = null; Vibrator vibrator = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); // String rr = this.getFilesDir().getPath(); // File rry = new File // (SensorDemoAct.class.getResource("k.png").getFile()); // Uri ImgURI=Uri.fromFile(new File // (SensorDemoAct.class.getResource("k.png").getFile())); tv = (TextView) findViewById(R.id.mainText); tv.setText("摇一摇，摇出好吃的~"); sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE); vibrator = (Vibrator) getSystemService(Service.VIBRATOR_SERVICE); } @Override protected void onPause() { // TODO Auto-generated method stub super.onPause(); sensorManager.unregisterListener(this); } @Override protected void onResume() { // TODO Auto-generated method stub super.onResume(); sensorManager.registerListener(this, sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER), SensorManager.SENSOR_DELAY_NORMAL); } @Override public void onAccuracyChanged(Sensor sensor, int accuracy) { // 当传感器精度改变时回调该方法，Do nothing. } @Override public void onSensorChanged(SensorEvent event) { int sensorType = event.sensor.getType(); // values[0]:X轴，values[1]：Y轴，values[2]：Z轴 float[] values = event.values; if (sensorType == Sensor.TYPE_ACCELEROMETER) { if ((Math.abs(values[0]) > 17 || Math.abs(values[1]) > 17 || Math .abs(values[2]) > 17)) { // Log.d("sensor ", "============ values[0] = " + values[0]); // Log.d("sensor ", "============ values[1] = " + values[1]); // Log.d("sensor ", "============ values[2] = " + values[2]); // 摇动手机后，再伴随震动提示~~ vibrator.vibrate(1000); Intent intent = new Intent(Main.this, Result.class); intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); startActivity(intent); finish(); } } } }