自学的RecyclerView

1.首先是配置:在app/build.gradle文件中的dependencies闭包中添加

compile:‘com.android.support:recyclerview-v7:24.2.1(版本跟appcompat-v7版本一致)’

2.然后点击一下Sync Now进行同步;然后在布局文件中使用控件:

<android.support.v7.widget.RecyclerView/>


3.最后配置适配器:

   public class A extends RecyclerView.Adapter<A.ViewHolder>

{    内部类static class ViewHolder extends RecyclerView.ViewHolder{

        public ViewHolder(View){

            初始化布局findViewById

}

实现三方法ViewHolder onCreateViewHolder(ViewGroup parent, int viewType)

{主要把界面引用实例化viewholder

View view = LayoutInflate.from(parent.getContext()).inflate(R.layout.xx,parent,false)

holder = new ViewHolder(view)

renturn holder

}

onBindViewHolder(这个方法是实现把数据显示到item)

int getItemCount()返回多少列

}

}

使用时候

LinearLayoutManager layoutManager = new LinearLayoutManager(getActivity());

newsTitleRecyclerView.setLayoutManager(layoutManager);

这个控件没有监听点击事件功能,在ViewHolder里面实现监听

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转载自blog.csdn.net/qq_28032703/article/details/79552396