new Thread用RxJava或者线程池代替

app/src/main/java/com/gh/gamecenter/KcSelectGameActivity.java

@@ -140,6 +140,8 @@ public class KcSelectGameActivity extends BaseActivity {
             @Override
             public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
                 super.onScrolled(recyclerView, dx, dy);
+                if (dy == 0) return;
+
                 int position = layoutManager.findFirstVisibleItemPosition();
                 int gameSize = mAdapter.getGameSize();