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Sep 20th, 2014
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  1. @Override
  2. public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
  3. int totalItemCount) {
  4. int lastVisibleItem = firstVisibleItem + visibleItemCount;
  5. if (areMessagesAvailable && lastVisibleItem == totalItemCount)
  6. // if (firstVisibleItem == 0) {
  7. // если использовать if (firstVisibleItem == 0), то после первой же подгрузки условие начинает срабатывать снова и снова и снова
  8. // Toast.makeText(this, "if (firstVisibleItem == 0) ", Toast.LENGTH_SHORT).show();
  9. if (SmsDAO.loadSmsMessagesIfAvailable(list, mChatNumber, this) != null) {
  10. } else {
  11. areMessagesAvailable = false;
  12. }
  13. chatScreenAdapter.notifyDataSetChanged();
  14. registerForContextMenu(lv);
  15. }
  16. }
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