But if i want to launch a task based on the spinner value how do you that
without calling the task in the itemlistener?
regards,
On Wed, Dec 21, 2011 at 10:34 PM, Kostya Vasilyev <kmans...@gmail.com>wrote:
> The spinner has nothing to do with this, per se.
>
> Get your exising task, if any, by calling getLast... *inside onCreate*.
>
> 22 декабря 2011 г. 2:19 пользователь João Rossa <joao.ro...@gmail.com>
> написал:
> > 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,
> >> >
> >> >
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