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Manifest添加 <br><uses-permission android:name="android.permission.VIBRATE"/><br><br><br>package
com.example.a;
import android.app.Activity;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.os.Handler;
import
android.os.Message;
import
android.os.Vibrator;
import
android.view.Menu;
import
android.widget.Toast;
public
class MainActivity extends
Activity {
private
SensorManager smg;
private
Vibrator vbt;
private
static final int SENSOR_SHAKE=10;
@Override
protected
void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
smg=(SensorManager)this.getSystemService(SENSOR_SERVICE);
vbt=(Vibrator)this.getSystemService(VIBRATOR_SERVICE);
}
@Override
public
void onResume(){
super.onResume();
if(smg!=null){
smg.registerListener(sensorEventListener, smg.getDefaultSensor(Sensor.TYPE_ACCELEROMETER),smg.SENSOR_DELAY_NORMAL);
}
}
@Override
public
void onPause(){
super.onPause();
if(smg!=null){
smg.unregisterListener(sensorEventListener);
}
}
private
SensorEventListener sensorEventListener =new
SensorEventListener(){
public
void onSensorChanged(SensorEvent event){
float[] values =event.values;
float
x = values[0];
float
y = values[1];
float
z = values[2];
System.out.println("x:"+x+" y:"+y+" z:"+z);
int
medumValue =15;
if(Math.abs(x)>medumValue||Math.abs(y)>medumValue||Math.abs(z)>medumValue){
vbt.vibrate(200);
Message msg=new
Message();
msg.what=SENSOR_SHAKE;
}
}
public
void onAccuracyChanged(Sensor sensor,int
assuray){
}
};
Handler handler=new
Handler(){
public
void handleMessage(Message msg){
super.handleMessage(msg);
switch
(msg.what){
case
SENSOR_SHAKE:
Toast.makeText(getApplicationContext(), "I know you are shake your phone now", 2000).show();
}
}
};
@Override
public
boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return
true;
}
} |