package com.lixu.testxrecyclerview;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.StaggeredGridLayoutManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;
import com.jcodecraeer.xrecyclerview.XRecyclerView; public class MainActivity extends AppCompatActivity {
private XRecyclerView mXRecyclerView; @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); int[] imgs = {R.drawable.img1, R.drawable.img2, R.drawable.img3, R.drawable.img4, R.drawable.img5, R.drawable.img6, R.drawable.img7, R.drawable.img8, R.drawable.img9, R.drawable.img10,
R.drawable.img11, R.drawable.img12, R.drawable.img13, R.drawable.img14, R.drawable.img15, R.drawable.img16, R.drawable.img17, R.drawable.img18, R.drawable.img19, R.drawable.img20,
R.drawable.meinv1, R.drawable.meinv2, R.drawable.meinv3, R.drawable.meinv4, R.drawable.meinv5, R.drawable.meinv6, R.drawable.meinv7, R.drawable.meinv8, R.drawable.meinv9, R.drawable.meinv10,
R.drawable.meinv11, R.drawable.meinv12, R.drawable.meinv13, R.drawable.meinv14, R.drawable.meinv15, R.drawable.meinv16, R.drawable.meinv17, R.drawable.meinv18, R.drawable.meinv19, R.drawable.meinv20,
}; mXRecyclerView = (XRecyclerView) findViewById(R.id.xrecyclerview);
//新建瀑布流的布局
StaggeredGridLayoutManager sgm = new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL);
//设置滑动方向
sgm.setOrientation(StaggeredGridLayoutManager.HORIZONTAL);
//设置布局
mXRecyclerView.setLayoutManager(sgm);
mXRecyclerView.setPullRefreshEnabled(true);
MyAdapter myAdapter= new MyAdapter(imgs,this);
mXRecyclerView.setAdapter(myAdapter);
//设置点击事件
myAdapter.setOnItemClickLitener(new MyAdapter.OnItemClickLitener() {
@Override
public void onitemclick(View view, int pos) {
Toast.makeText(getApplicationContext(),"第"+pos+"被点击",Toast.LENGTH_SHORT).show();
} @Override
public void onitemlongclick(View view, int pos) {
Toast.makeText(getApplicationContext(),"第"+pos+"被长按",Toast.LENGTH_SHORT).show();
}
});
//添加头部
View header = LayoutInflater.from(this).inflate(R.layout.header, (ViewGroup) findViewById(android.R.id.content), false);
mXRecyclerView.addHeaderView(header);
//设置 上拉下拉刷新监听器
mXRecyclerView.setLoadingListener(new XRecyclerView.LoadingListener() { @Override
public void onRefresh() {
mXRecyclerView.refreshComplete();
} @Override
public void onLoadMore() {
mXRecyclerView.loadMoreComplete();
}
}); } }
package com.lixu.testxrecyclerview; import android.content.Context;
import android.graphics.BitmapFactory;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView; import com.jcodecraeer.xrecyclerview.XRecyclerView; /**
* Created by lixu on 2016/3/19.
*/
class MyAdapter extends XRecyclerView.Adapter<MyAdapter.Myholder> {
private int[] data;
private Context context;
private BitmapFactory.Options otp; public MyAdapter(int[] imgs, Context c) {
context = c;
data = imgs;
otp = new BitmapFactory.Options();
} @Override
public Myholder onCreateViewHolder(ViewGroup parent, int viewType) { View view = View.inflate(context, R.layout.item_list, null); return new Myholder(view);
} //设置回调接口
interface OnItemClickLitener { void onitemclick(View view, int pos); void onitemlongclick(View view, int pos); } private OnItemClickLitener onItemClickLitener; public void setOnItemClickLitener(OnItemClickLitener onItemClickLitener) {
this.onItemClickLitener = onItemClickLitener;
} @Override
public void onBindViewHolder(final Myholder holder, int position) {
//将本地图片改成bitmap图片
holder.iv.setImageBitmap(BitmapFactory.decodeStream(context.getResources().openRawResource(data[position]), null, otp));
// holder.iv.setImageResource(data[position]);
//设置点击事件
holder.iv.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
int pos = holder.getLayoutPosition();
onItemClickLitener.onitemclick(holder.iv, pos);
}
});
//设置长按点击事件
holder.iv.setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
int pos = holder.getLayoutPosition();
onItemClickLitener.onitemlongclick(holder.iv, pos);
return false;
}
}); } @Override
public int getItemCount() { return data.length;
} public class Myholder extends RecyclerView.ViewHolder {
private ImageView iv; public Myholder(View itemView) {
super(itemView);
iv = (ImageView) itemView.findViewById(R.id.iv);
}
}
}
xml：
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.lixu.testxrecyclerview.MainActivity"> <com.jcodecraeer.xrecyclerview.XRecyclerView
android:id="@+id/xrecyclerview"
android:layout_width="match_parent"
android:layout_height="match_parent"></com.jcodecraeer.xrecyclerview.XRecyclerView>
</RelativeLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"> <ImageView
android:id="@+id/header"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:src="@drawable/meinv5"/>
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:cardview="http://schemas.android.com/apk/res-auto"
android:orientation="vertical"
android:padding="5dp"> <android.support.v7.widget.CardView
android:layout_width="match_parent"
android:layout_height="wrap_content"
cardview:cardElevation="3dp"> <ImageView
android:id="@+id/iv"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:padding="2dp"
android:src="@mipmap/ic_launcher" /> </android.support.v7.widget.CardView> </LinearLayout>