데이터교환 (1) 썸네일형 리스트형 Activity Service 컴포넌트간에 데이터 교환 Service Componentpublic class MainActivity extends AppCompatActivity { private SubService mService; private boolean mBound; Button getCountValue; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); getCountValue = findViewById(R.id.getCountValue); getCountValue.setOnClickListener(new View.OnClickListener() { @.. 이전 1 다음