How to refresh a GridView?

Question

I have a GridView which is pretty similar to the Google tutorial, except that I want to add the ImageViews on runtime (via a subactivity). The results are okay, but the layo

Answer 1

@flyerz @snagnever

Together you guys have got it. It should be:

adapter.notifyDataChanged();
grid.invalidateViews();

This will flag the adapter that its data has changed, which will then be propagated to the grid whenever after the invalidateViews() method is called.

Glad I found this question because I could not figure out how to add items to the grid after its been rendered.