摘要：
public class MainActivity extends Activity implements OnItemClickListener, OnScrollListener { private ListView listView; private SimpleAdapter simple_ 阅读全文
摘要：
public class MainActivity extends Activity implements android.view.View.OnClickListener{ private Button date_button;private Button time_button;private 阅读全文
摘要：
public class MainActivity extends Activity { private DatePicker date_picker;private TimePicker time_picker;private TextView tv_date;private TextView t 阅读全文