Activity1.java

package cn.yo2.aquarium.example.ActivityLifecycleTest;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;

public class Activity1 extends Activity {
	
	private static final String TAG = "Act1";
	
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main1);
        
        Log.d(TAG, "onCreate");
    }
    
    @Override
    protected void onStart() {
    	// TODO Auto-generated method stub
    	super.onStart();
    	
    	Log.d(TAG, "onStart");
    }
    
    @Override
    protected void onResume() {
    	// TODO Auto-generated method stub
    	super.onResume();
    	
    	Log.d(TAG, "onResume");
    }
    
    @Override
    protected void onPause() {
    	// TODO Auto-generated method stub
    	super.onPause();
    	
    	Log.d(TAG, "onPause");
    }
    
    @Override
    protected void onStop() {
    	// TODO Auto-generated method stub
    	super.onStop();
    	
    	Log.d(TAG, "onStop");
    }
    
    @Override
    protected void onDestroy() {
    	// TODO Auto-generated method stub
    	super.onDestroy();
    	
    	Log.d(TAG, "onDestroy");
    }
    
    @Override
    protected void onSaveInstanceState(Bundle outState) {
    	// TODO Auto-generated method stub
    	super.onSaveInstanceState(outState);
    	
    	Log.d(TAG, "onSaveInstanceState");
    }
    
    @Override
    protected void onRestoreInstanceState(Bundle savedInstanceState) {
    	// TODO Auto-generated method stub
    	super.onRestoreInstanceState(savedInstanceState);
    	
    	Log.d(TAG, "onRestoreInstanceState");
    }
    
    @Override
    public boolean onKeyUp(int keyCode, KeyEvent event) {
    	// TODO Auto-generated method stub
    	if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) {
    		final Intent intent = new Intent(this, Activity2.class);
    		startActivity(intent);
    	}
    	
    	return super.onKeyUp(keyCode, event);
    }
}