MoviesByFragment.java 文件源码

@Override
public void onLoadFinished(Loader<Cursor> cursorLoader, Cursor c) {
    // List of categories
    if (cursorLoader.getId() == -1) {

        // Empty view visibility
        mEmptyView.setVisibility(c.getCount() > 0 ? View.GONE : View.VISIBLE);

        if (mCurrentCategoriesCursor != null) {
            if (!isCategoriesListModified(mCurrentCategoriesCursor, c)) {
                // no actual modification, no need to rebuild all the rows
                mCurrentCategoriesCursor = c; // keep the reference to the new cursor because the old one won't be valid anymore
                return;
            }
        }
        mCurrentCategoriesCursor = c;
        loadCategoriesRows(c);
    }
    // One of the row
    else {
        CursorObjectAdapter adapter = mAdaptersMap.get(cursorLoader.getId());
        if (adapter != null) {
            adapter.changeCursor(c);
        }
    }
}