So basically you can not use the combination of
onRetainNonConfigurationInstance()/ getLastNonConfigurationInstance ()
with the task inside the spinner listener????because i wanted to aunch
tasks according to the option selected of the spinner....
2011/12/21 Kostya Vasilyev <kmans...@gmail.com>
> The value returned by getLastNonConfigurationInstance is cleared to
> null very soon after you're supposed to have used it - onCreate.
>
> So, don't delay, make it quick, grab it while you can, inside your
> onCreate, and hold on to it.
>
> ( IIRC, the value doesn't stay around long enough to be retrieved in
> onStart or onResume -- not to mention much later, when the UI is
> completely up and running with your spinner )
>
> -- Kostya
>
> 22 декабря 2011 г. 0:06 пользователь Bluemercury <joao.ro...@gmail.com>
> написал:
> > Hi all! so currently i have an activity that laucnhes an async task from
> > inside the spinner onItemSelected method with the select int year value:
> >
> > spinYears.setOnItemSelectedListener(
> > new OnItemSelectedListener() {
> >
> > @Override
> > public void onItemSelected(AdapterView<?> item, View arg1,
> > int arg2, long arg3) {
> >
> > yearSelected=(Integer) item.getSelectedItem();
> > doAsyncTask();
> >
> > }
> >
> > @Override
> > public void onNothingSelected(AdapterView<?> arg0) {
> > // TODO Auto-generated method stub
> >
> > }});
> >
> > here's the doAsyncTask method:
> >
> > /**
> > * do asynctask for background work
> > */
> > public void doAsyncTask(){
> > //get task back in case of rotation
> > task= (QuadrosMobileActivityTask<?, ?,
> ?>)getLastNonConfigurationInstance();
> >
> > if(task==null){
> > task=new PeriodoFeriasDbAsyncTask(this);
> > ((PeriodoFeriasDbAsyncTask)task).execute(yearSelected);
> > }else{
> > task.attach(this);
> > }
> > }
> >
> >
> > if i rotate the phone the task runs again, but if i put the doAsyncTask()
> > method call outside of the listener it works as it should.....any reason
> for
> > this?why would calling a task inside the spinner listener be different?
> >
> > regards,
> >
> >
> > --
> > You received this message because you are subscribed to the Google
> > Groups "Android Developers" group.
> > To post to this group, send email to android-developers@googlegroups.com
> > To unsubscribe from this group, send email to
> > android-developers+unsubscr...@googlegroups.com
> > For more options, visit this group at
> > http://groups.google.com/group/android-developers?hl=en
>
> --
> You received this message because you are subscribed to the Google
> Groups "Android Developers" group.
> To post to this group, send email to android-developers@googlegroups.com
> To unsubscribe from this group, send email to
> android-developers+unsubscr...@googlegroups.com
> For more options, visit this group at
> http://groups.google.com/group/android-developers?hl=en
>
--
You received this message because you are subscribed to the Google
Groups "Android Developers" group.
To post to this group, send email to android-developers@googlegroups.com
To unsubscribe from this group, send email to
android-developers+unsubscr...@googlegroups.com
For more options, visit this group at
http://groups.google.com/group/android-developers?hl=en
