@Override public void onDetach() { super.onDetach(); mCallbacks = null; mWizardModel.unregisterListener(this); }
@Override public void onAttach(Activity activity) { super.onAttach(activity); if (!(activity instanceof Callbacks)) { throw new ClassCastException("Activity must implement fragment's callbacks"); } mCallbacks = (Callbacks) activity; mWizardModel = mCallbacks.onGetModel(); mWizardModel.registerListener(this); onPageTreeChanged(); }
public void onPageDataChanged(Page changedPage) { ArrayList<ReviewItem> reviewItems = new ArrayList<ReviewItem>(); for (Page page : mWizardModel.getCurrentPageSequence()) { page.getReviewItems(reviewItems); } Collections.sort( reviewItems, new Comparator<ReviewItem>() { public int compare(ReviewItem a, ReviewItem b) { return a.getWeight() > b.getWeight() ? +1 : a.getWeight() < b.getWeight() ? -1 : 0; } }); mCurrentReviewItems = reviewItems; if (mReviewAdapter != null) { mReviewAdapter.notifyDataSetInvalidated(); } }