触底加载

endload.java

list.setOnScrollListener(new RecyclerView.OnScrollListener() {
    @Override
    public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
    
        visibleItemCount = layoutManager.getChildCount();
        totalItemCount = layoutManager.getItemCount();
        pastItems = layoutManager.findFirstVisibleItemPosition();

        if (!onLoading) {
            if ((pastItems + visibleItemCount) >= totalItemCount) {
                Toast.makeText(getApplicationContext(),"loading...",SHORT).show();
                onLoading = true;
                // load something new and set adapter notifyDatasetChanged
                // 记得在 load something 完了以后把 onLoading 赋值为 false
            }
        }
}