我試圖通過設置的值在 android 中setOnGroupClickListener禁用。ExpandableListViewasynctask expandableListView.setOnGroupClickListener(new ExpandableListView.OnGroupClickListener() { @Override public boolean onGroupClick(ExpandableListView expandableListView, View view, int i, long l) { try { new checkProgressValue().execute(i).get(3000,TimeUnit.MILLISECONDS); } catch (Exception e) { e.printStackTrace(); } Log.i("ResultPermission", String.valueOf(permission)); if (permission.equals(false)) { return false; } else { eturn true; } } });異步任務代碼:public class checkProgressValue extends AsyncTask<Integer, Void, Void> { @Override protected Void doInBackground(Integer... voids) { Call<DefaultResponse> call = RetrofitClient.getInstance().getApi() .checkQuizTopicForAttempt(user.getId(), topicList.get(voids[0]).getCourse_id()); final int temp = voids[0]; call.enqueue(new Callback<DefaultResponse>() { @Override public void onResponse(Call<DefaultResponse> call, Response<DefaultResponse> response) { try { if (response.body().getMessage() == null) { progressValue = 0; } 程序不會在execute(i).get()方法處等待,并且始終返回 true。該方法中的Log.i打印權限為true,而打印權限為AsyncTaskfalse。我沒明白我錯在哪里?;蛘呶矣惺裁捶椒梢蕴幚韔nClick嗎PostExecute?
1 回答

慕桂英546537
TA貢獻1848條經驗 獲得超10個贊
只需在以下位置調用此函數onResponse
:
expandableListView.expandGroup(positionOfGroup);
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