@Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        getGridView().setNumColumns(2);
    }
Sample implementation of {@link com.devspark.progressfragment.ProgressGridFragment}.

@author Evgeny Shishkin
progressfragment-sample/src/com/devspark/progressfragment/sample/DefaultProgressGridFragment.java