我写了一些代码,基本上吐出NMEA句子。代码在froyo上工作,完全按照我的意愿进行。但是,当我进行姜饼升级时,它不再有效。其他人遇到过这个问题吗?NMEAlistener不工作姜饼
我正在使用Nexus One,稍后会发布一些代码,如果你们需要的话。
谢谢
对不起,我最近很忙。下面是最后的代码:
public class GPSTest extends Activity {
TextView mTextView;
Button mStartButton, mStopButton;
LocationManager mLocationManager;
boolean isRegistered;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mTextView = (TextView) findViewById(R.id.mTextView);
mStartButton = (Button) findViewById(R.id.Button01);
mStopButton = (Button) findViewById(R.id.Button02);
mStartButton.setOnClickListener(mButtonListener);
mStopButton.setOnClickListener(mButtonListener);
mLocationManager = (LocationManager) this.getSystemService(LOCATION_SERVICE);
}
void registerListeners(){
if(!isRegistered){
mLocationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0 , 0, mLocationListener);
mLocationManager.addNmeaListener(mListener);
isRegistered=true;
}
}
void deregisterListeners(){
if (isRegistered){
mLocationManager.removeUpdates(mLocationListener);
mLocationManager.removeNmeaListener(mListener);
isRegistered=false;
}
}
OnClickListener mButtonListener = new OnClickListener(){
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
if (v==mStartButton){
registerListeners();
}else{
deregisterListeners();
}
}
};
@Override
protected void onPause(){
super.onPause();
deregisterListeners();
}
@Override
protected void onResume(){
super.onResume();
registerListeners();
}
NmeaListener mListener = new NmeaListener(){
@Override
public void onNmeaReceived(long timestamp, String nmea) {
// TODO Auto-generated method stub
mTextView.append("\n"+nmea);
}
};
LocationListener mLocationListener = new LocationListener(){
@Override
public void onLocationChanged(Location location) {
// TODO Auto-generated method stub
;
}
@Override
public void onProviderDisabled(String provider) {
// TODO Auto-generated method stub
}
@Override
public void onProviderEnabled(String provider) {
// TODO Auto-generated method stub
}
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
// TODO Auto-generated method stub
}
};
}
发布代码,我不认为在GB – Reno 2011-02-26 16:02:57
中的nmea监听器被破坏,请参阅上面的代码。还有一个人提到升级到GingerBread后他们遇到同样的问题。 – Adil 2011-03-07 04:45:26