04-01 23:14:37.843 32424-32424/org.androidtown.mylifecycle I/MainActivity: onCreate() 04-01 23:14:37.844 32424-32424/org.androidtown.mylifecycle I/MainActivity: onStart() 04-01 23:14:37.844 32424-32424/org.androidtown.mylifecycle I/MainActivity: onResume() 04-01 23:14:41.351 32424-32461/org.androidtown.mylifecycle E/Surface: getSlotFromBufferLocked: unknown buffer: 0x7f902286cd20 04-01 23:14:44.249 32424-32424/org.androidtown.mylifecycle I/MainActivity: onPause() 04-01 23:14:44.256 32424-32424/org.androidtown.mylifecycle I/MainActivity: onStop() 04-01 23:14:44.256 32424-32424/org.androidtown.mylifecycle I/MainActivity: onDestroy() 04-01 23:14:44.268 32424-32461/org.androidtown.mylifecycle E/Surface: getSlotFromBufferLocked: unknown buffer: 0x7f902286d650 04-01 23:14:48.916 32424-32424/org.androidtown.mylifecycle I/MainActivity: onCreate() 04-01 23:14:48.926 32424-32424/org.androidtown.mylifecycle I/MainActivity: onStart() 04-01 23:14:48.929 32424-32424/org.androidtown.mylifecycle I/MainActivity: onResume() 04-01 23:14:52.436 32424-32461/org.androidtown.mylifecycle E/Surface: getSlotFromBufferLocked: unknown buffer: 0x7f902286d1f0

 

class MainActivity

package org.androidtown.mylifecycle;

import android.app.Activity;
import android.content.SharedPreferences;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    private final static String TAG ="MainActivity";


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        Log.i(TAG, "onCreate()");
    }


    @Override
    protected void onStart() {
        super.onStart();
        Log.i(TAG, "onStart()");
    }

    @Override
    protected void onResume() {
        super.onResume();
        Log.i(TAG, "onResume()");

        loadScore();


    }


    private void saveScore(){
        SharedPreferences pref=getSharedPreferences("gostop", Activity.MODE_PRIVATE);
        SharedPreferences.Editor editor=pref.edit();
        editor.putInt("score", 10000);
        editor.commit();

    }

    private void loadScore(){

        SharedPreferences pref=getSharedPreferences("gostop", Activity.MODE_PRIVATE);
        int score =pref.getInt("score", 0);
        Toast.makeText(getApplicationContext(), "onResume 읽어온 점수 :"+ score, Toast.LENGTH_LONG).show();
    }


    @Override
    protected void onStop() {
        super.onStop();
        Log.i(TAG, "onStop()");
    }


    @Override
    protected void onPause() {
        super.onPause();
        Log.i(TAG, "onPause()");
        //종료 될때 자동 저장
        saveScore();
    }


    @Override
    protected void onDestroy() {
        super.onDestroy();
        Log.i(TAG, "onDestroy()");
    }


}

 

 

 

27강

 

28강