ContactsPickerActivity.java 文件源码

@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
    contactsAdapter.clear();

    Set<String> favoriteContacts = CustodeUtils.getFavoriteContacts(this);
    LinkedList<ContactsAdapter.ContactItem> tempArray = new LinkedList<>();
    int favoriteLimit = 0; // usato per ordinare i contatti preferiti in cima alla lista

    int nameColumnIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME);
    int numberColumnIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER);

    while (cursor.moveToNext()) {
        String name = cursor.getString(nameColumnIndex);
        String number = cursor.getString(numberColumnIndex);

        boolean favorite = favoriteContacts.remove(number);
        if (favorite)
            tempArray.add(favoriteLimit++, new ContactsAdapter.ContactItem(name, number, true));
        else
            tempArray.addLast(new ContactsAdapter.ContactItem(name, number, false));
    }

    if (favoriteContacts.size() > 0) // => favoriteContacts contiene numeri che non sono più presenti in rubrica
        for (String favoriteContact : favoriteContacts)
            tempArray.addFirst(new ContactsAdapter.ContactItem("", favoriteContact, true));

    contactsAdapter.addAll(tempArray);
}