public class MainActivity extends AppCompatActivity {
private TaskDBHelper helper;
private ListAdapter listAdapter;
@Override
public void onCreate(Bundle savedInstanceState) {
private void updateUI(){
helper = new TaskDBHelper(MainActivity.this);
SQLiteDatabase sqlDB = helper.getReadableDatabase();
Cursor cursor = sqlDB.query(TaskContract.TABLE,
new String[]{TaskContract.Columns._ID, TaskContract.Columns.TASK},
null, null, null, null, null);
listAdapter = new SimpleCursorAdapter(
this,
R.layout.task_view,
cursor,
new String[]{TaskContract.Columns.TASK},
new int[]{R.id.taskTextView},
0
);
ListView listView = (ListView) findViewById(R.id.list);
listView.setAdapter(listAdapter);
}
}
}
我不断收到一个私人无效updateUI()红色标记显示预期(分号)表示错误消息。OnCreate预计分号在Android工作室
您正在调用方法 – Zaki
updateUi方法实现在oncreate方法 –