Thanks for the help. I followed your advise, and was able to
determine my problem. Many thanks.
On May 24, 3:47 pm, Mark Murphy <mmur...@commonsware.com> wrote:
> John Gaby wrote:
> > I am trying to create a ListView and add it to a custom ViewGroup.
> > Here is my code:
>
> > public class HelloAndroid extends Activity
> > {
> > private static final String[] PHOTOS_NAMES = new String[] {
> > "Lyon",
> > "Livermore",
> > "Tahoe Pier",
> > "Lake Tahoe",
> > "Grand Canyon",
> > "Bodie"
> > };
>
> > /** Called when the activity is first created. */
> > @Override
> > public void onCreate(Bundle savedInstanceState) {
> > super.onCreate(savedInstanceState);
>
> > TextView tv = new TextView(this);
> > MyViewGroup vg = new MyViewGroup(this);
> > ListView lv = new ListView(this);
>
> > tv.setText("Some Text");
> > tv.layout(0, 0, 200, 40);
> > vg.addView(tv);
>
> > lv.layout(0, 40, 200, 200);
>
> > final ArrayAdapter<String> adapter = new
> > ArrayAdapter<String>(this,
> > android.R.layout.simple_list_item_1, PHOTOS_NAMES);
>
> > lv.setAdapter(adapter);
>
> > vg.addView(lv);
>
> > setContentView(vg);
> > }
> > }
>
> > When I do this, I see the "Some Text" TextView (which I also am adding
> > to my ViewGroup), but I don't see the ListView. Now if I set the
> > ListView as the content view, (i.e. setContentView(lv)) it shows up.
>
> > Does anyone have any idea what I am doing wrong?
>
> 1. Do not call layout() on the ListView.
>
> 2. Get this whole example working without MyViewGroup, perhaps replacing
> it with a LinearLayout. Then, substitute in MyViewGroup and work on
> getting that behaving properly.
>
> --
> Mark Murphy (a Commons
> Guy)http://commonsware.com|http://github.com/commonsguyhttp://commonsware.com/blog|http://twitter.com/commonsguy
>
> _Beginning Android 2_ from Apress Now Available!
>
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