- 布局直接使用LoopRecyclerView
<com.mr.pager.recycler.LoopRecyclerView
android:id="@+id/loopRecyclerView"
android:layout_width="0dp"
android:layout_height="500dp"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent"
/>
- 适配器要继承LoopRecyclerView.LoopAdapter
public class LoopAdapter extends LoopRecyclerView.LoopAdapter<LoopAdapter.MyViewHolder,String> {
@Override
public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View inflate = LayoutInflater.from(parent.getContext())
.inflate(R.layout.item_home_brand, parent, false);
return new MyViewHolder(inflate);
}
@Override
public void onBindLoopViewHolder(MyViewHolder holder, final int position) {
String item = datas.get(position);
// 此处进行数据的绑定
}
public class MyViewHolder extends RecyclerView.ViewHolder {
ImageView imageView;
public MyViewHolder(View itemView) {
super(itemView);
imageView = itemView.findViewById(R.id.iv_icon);
}
}
}
- 和RecyclerView用法一样,进行数据绑定
list.add("https://oss.xilingbm.com/brand/2020-04/2020042206593378127.png");
list.add("https://oss.xilingbm.com/country/2020-06/20200602093121493PH.jpg");
list.add("https://oss.xilingbm.com/country/2020-06/20200602093109018S5.jpg");
recyclerView = findViewById(R.id.loopRecyclerView);
recyclerView.setLayoutManager(new LinearLayoutManager(this, RecyclerView.HORIZONTAL,false));
loopAdapter = new LoopAdapter(this);
recyclerView.setAdapter(loopAdapter);
loopAdapter.setNewData(list);
- 由于无限滑动的实现方案是通过设置item数量为Integer最大值,所以填充完数据后,需要将位置设置到中间
recyclerView.scrollToPosition(loopAdapter.getItemRawCount() * 10000);
- 设置滑动监听
recyclerView.setOnPagerListener(new LoopRecyclerView.OnPagerListener() {
@Override
public void onPageSelector(int position) {
Log.d("tag","position = " + position);
}
});