我有可变温度的问题。它总是返回0。
在内部,如果条件正常。
for (final Score score2 : scores) {
scoretemp = score2.getResult();
}
但是当我尝试在最后一行获得结果时。
TV2.setText(""+scoretemp);
总是零,没有任何理由。
码:
BScore.setOnClickListener(new View.OnClickListener() {
double scoretemp;
public void onClick(View arg0) {
BScore.setVisibility(View.GONE);
sp.play(click, 1, 1, 0 , 0, 1);
int scoreresult = totalscore;
final RequestControllerObserver observer2 = new RequestControllerObserver() {
public void requestControllerDidReceiveResponse(final RequestController requestController) {
// get the scores from our controller
final ScoresController scoresController = (ScoresController) requestController;
final List<Score> scores = scoresController.getScores();
if(scores!=null){
for (final Score score2 : scores) {
scoretemp = score2.getResult();
}
// we're done!
dismissDialog(DIALOG_PROGRESS);
}
}
public void requestControllerDidFail(final RequestController aRequestController, final Exception anException) {
dismissDialog(DIALOG_PROGRESS);
Toast.makeText(getApplicationContext(), "لا يوجد إتصال بالأنترنت أو خطأ في إستقبال البيانات", Toast.LENGTH_LONG).show();
}
};
// set up a ScoresController with our observer
ScoresController scoresController2 = new ScoresController(observer2);
showDialog(DIALOG_PROGRESS);
scoresController2.setMode(mode);
scoresController2.loadRangeForUser(Session.getCurrentSession().getUser());
TV2.setText(""+scoretemp);
最佳答案
回调方法requestControllerDidReceiveResponse是异步调用的,因此可以并且很可能在TV2.setText(“” + scoretemp);之后调用。叫做。
您可以从requestControllerDidReceiveResponse方法内进行更新(在GUI线程上调用),也可以在更改值后触发某种propertychangedevent,然后由GUI线程处理该事件。