Android 翻转手机即换静音或震动

package irdc.ex06_12; import android.app.Activity; import android.content.Context; import android.hardware.SensorListener; import android.hardware.SensorManager; import android.media.AudioManager; import android.os.Bundle; import android.widget.TextView; public class irdc extends Activity { private SensorManager mSensorManager01; private TextView mTextView01; private int strRingerMode; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); mTextView01 = (TextView)findViewById(R.id.myTextView1); mSensorManager01 = (SensorManager)getSystemService(Context.SENSOR_SERVICE); GetAudioManagerMode(); switch(strRingerMode) { case AudioManager.RINGER_MODE_NORMAL: mTextView01.setText(R.string.str_normal_mode); break; case AudioManager.RINGER_MODE_SILENT: mTextView01.setText(R.string.str_silent_mode); break; case AudioManager.RINGER_MODE_VIBRATE: mTextView01.setText(R.string.str_vibrate_mode); break; } } private final SensorListener mSensorListener = new SensorListener() { @Override public void onSensorChanged(int sensor, float[] values) { // TODO Auto-generated method stub //float fRollAngle = values[SensorManager.DATA_X]; float fPitchAngle = values[SensorManager.DATA_Y]; if(fPitchAngle<-120) { ChangeToSilentMode(); ChangeToVibrateMode(); switch(strRingerMode) { case AudioManager.RINGER_MODE_NORMAL: mTextView01.setText(R.string.str_normal_mode); break; case AudioManager.RINGER_MODE_SILENT: mTextView01.setText(R.string.str_silent_mode); break; case AudioManager.RINGER_MODE_VIBRATE: mTextView01.setText(R.string.str_vibrate_mode); break; } } else { ChangeToNormalMode(); switch(strRingerMode) { case AudioManager.RINGER_MODE_NORMAL: mTextView01.setText(R.string.str_normal_mode); break; case AudioManager.RINGER_MODE_SILENT: mTextView01.setText(R.string.str_silent_mode); break; case AudioManager.RINGER_MODE_VIBRATE: mTextView01.setText(R.string.str_vibrate_mode); break; } } } @Override public void onAccuracyChanged(int sensor, int values) { // TODO Auto-generated method stub } }; private void GetAudioManagerMode() { try { AudioManager audioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE); if (audioManager != null) { strRingerMode = audioManager.getRingerMode(); } } catch(Exception e) { mTextView01.setText(e.toString()); e.printStackTrace(); } } private void ChangeToSilentMode() { try { AudioManager audioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE); if (audioManager != null) { audioManager.setRingerMode(AudioManager.RINGER_MODE_SILENT); strRingerMode = audioManager.getRingerMode(); } } catch(Exception e) { mTextView01.setText(e.toString()); e.printStackTrace(); } } private void ChangeToVibrateMode() { try { AudioManager audioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE); if (audioManager != null) { audioManager.setRingerMode ( AudioManager.RINGER_MODE_VIBRATE ); strRingerMode = audioManager.getRingerMode(); } } catch(Exception e) { mTextView01.setText(e.toString()); e.printStackTrace(); } } private void ChangeToNormalMode() { try { AudioManager audioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE); if (audioManager != null) { audioManager.setRingerMode(AudioManager.RINGER_MODE_NORMAL); strRingerMode = audioManager.getRingerMode(); } } catch(Exception e) { mTextView01.setText(e.toString()); e.printStackTrace(); } } @Override protected void onResume() { // TODO Auto-generated method stub mSensorManager01.registerListener ( mSensorListener, SensorManager.SENSOR_ORIENTATION, SensorManager.SENSOR_DELAY_NORMAL ); super.onResume(); } @Override protected void onPause() { // TODO Auto-generated method stub mSensorManager01.unregisterListener(mSensorListener); super.onPause(); } }