小编Fri*_*amp的帖子

在android.googlesource.com上测试了重大运动示例以了解有关此触发传感器的更多信息。不幸的是，传感器没有触发。我做错了什么？

代码狙击手

class TriggerListener extends TriggerEventListener {
    private Context mContext;
    private TextView mTextView;

    TriggerListener(Context context, TextView textView) {
        mContext = context;
        mTextView = textView;
    }

    @Override
    public void onTrigger(TriggerEvent event) {
        if (event.values[0] == 1) {
            mTextView.append(mContext.getString(R.string.sig_motion) + "\n");
            mTextView.append(mContext.getString(R.string.sig_motion_auto_disabled) + "\n");
        }
    }
}

public class MainActivity extends AppCompatActivity {
    private SensorManager mSensorManager;
    private Sensor mSigMotion;
    private TriggerListener mListener;
    private TextView mTextView;

    @Override
    protected void onPause() {
        super.onPause();
        if (mSigMotion != null) mSensorManager.cancelTriggerSensor(mListener, mSigMotion);
    }

    @Override
    protected …