[android-developers] Re: Using an adapter from another class/activity

Hi,

I'm not aware of the singleton model. Are there any guides for it?

Thanks.

On Jan 12, 2:50 am, Kai Cui <cuikai1...@gmail.com> wrote:
> hi,
>    Have you try to create a singleton model for ArrayAdapter? All your ArrayAdapters in different activities can share the same model.
> Kai,
>
> On Jan 11, 2012, at 4:19 PM, galapogos wrote:
>
>
>
>
>
>
>
> > Hi,
>
> > How can I use an ArrayAdapter from another activity? I tried doing the
> > following in MyListActivity.onCreate():
> > setListAdapter(SomeOtherActivity.myAdapter);
> > where myAdapter is defined and initialized in SomeOtherActivity.
> > However, I get an empty list, even though I verified that
> > SomeOtherActivity.myAdapter is fully populated via a call to
> > SomeOtherActivity.myAdapter.getCount();
>
> > If I define and initialize my own adapter in MyListActivity with
> > setListAdapter(myLocalAdapter), it works. Once I switch it to
> > setListAdapter(SomeOtherActivity.myAdapter), I get an empty list.
>
> > Help please? Thanks.
>
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