1-) Android - VERİ TABANI

1-) itemler 1 tane button bu button üzerindeki sayacı programı kapatsak bıle kaybolmıyacak ve kaldığı yerde sayacak

2-)OnCreatenin oldugu yer

public class MainActivity extends AppCompatActivity {

public Button btn;

public int count;

SharedPreferences preferences;

@Override

protected void onPause() {

SharedPreferences.Editor editor = preferences.edit();

editor.putInt("anahtar_sayac", count);

editor.commit();

super.onPause();

}

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

btn=(Button) findViewById(R.id.gonder);

preferences = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());

count=preferences.getInt("anahtar_sayac", count);

btn.setText(String.valueOf(count));

}

public void butondokun(View v) {

btn.setText(String.valueOf(++count));

}}