本文实例为大家分享了XrecyclerView实现加载数据和切换不同布局，供大家参考，具体内容如下
compile \'com.jcodecraeer:xrecyclerview:1.3.2\'//XrecyclerView
显示界面
<? version=\"1.0\" encoding=\"utf-8\"?>
<LinearLayout ns:android=\"http://schemas.android.com/apk/res/android\"
ns:app=\"http://schemas.android.com/apk/res-auto\"
ns:tools=\"http://schemas.android.com/tools\"
android:layout_width=\"match_parent\"
android:layout_height=\"match_parent\"
android:orientation=\"vertical\"
tools:context=\"wangxuewei.bwie.com.wangxuewei1510c2071219.MainActivity\">
<RelativeLayout
android:layout_width=\"match_parent\"
android:layout_height=\"wrap_content\"
android:gravity=\"center_vertical\">
<TextView
android:layout_width=\"match_parent\"
android:layout_height=\"wrap_content\"
android:layout_margin=\"10dp\"
android:gravity=\"center\"
android:text=\"搜索商品\" />
<ImageView
android:id=\"@+id/cutImg\"
android:layout_width=\"30dp\"
android:layout_height=\"30dp\"
android:layout_alignParentRight=\"true\"
android:layout_margin=\"7dp\"
android:src=\"@drawable/grid_icon\" />
</RelativeLayout>
<TextView
android:layout_width=\"match_parent\"
android:layout_height=\"2dp\"
android:background=\"#c0c0c0\" />
<LinearLayout
android:layout_width=\"match_parent\"
android:layout_height=\"wrap_content\"
android:layout_margin=\"10dp\"
android:orientation=\"horizontal\">
<EditText
android:id=\"@+id/editKey\"
android:layout_width=\"0dp\"
android:layout_height=\"wrap_content\"
android:layout_weight=\"1\"
android:hint=\"请输入关键字\" />
<Button
android:id=\"@+id/btnSearch\"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:text=\"搜索\" />
</LinearLayout>
<TextView
android:layout_width=\"match_parent\"
android:layout_height=\"2dp\"
android:background=\"#c0c0c0\" />
<com.jcodecraeer.xrecyclerview.XRecyclerView
android:id=\"@+id/xrecyclerview\"
android:layout_width=\"match_parent\"
android:layout_height=\"wrap_content\"></com.jcodecraeer.xrecyclerview.XRecyclerView>
</LinearLayout>
网格布局条目显示样式
<? version=\"1.0\" encoding=\"utf-8\"?>
<LinearLayout ns:android=\"http://schemas.android.com/apk/res/android\"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:gravity=\"center\"
android:orientation=\"vertical\">
<ImageView
android:id=\"@+id/GoodsIcon\"
android:layout_width=\"80dp\"
android:layout_height=\"80dp\" />
<TextView
android:id=\"@+id/ \"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:layout_margin=\"10dp\"
android:text=\"asdasd\" />
<TextView
android:id=\"@+id/price\"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:text=\"asdasd\" />
<TextView
android:id=\"@+id/bargainPrice\"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:layout_marginLeft=\"5dp\"
android:text=\"asdasd\"
android:textColor=\"#f00\" />
</LinearLayout>
列表布局
<? version=\"1.0\" encoding=\"utf-8\"?>
<LinearLayout ns:android=\"http://schemas.android.com/apk/res/android\"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:gravity=\"center_vertical\"
android:orientation=\"horizontal\">
<ImageView
android:id=\"@+id/GoodsIcon\"
android:layout_width=\"80dp\"
android:layout_height=\"80dp\" />
<LinearLayout
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:orientation=\"vertical\">
<TextView
android:id=\"@+id/ \"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:layout_margin=\"10dp\"
android:text=\"asdasd\" />
<LinearLayout
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:layout_margin=\"10dp\"
android:orientation=\"horizontal\">
<TextView
android:id=\"@+id/price\"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:text=\"asdasd\" />
<TextView
android:id=\"@+id/bargainPrice\"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:layout_marginLeft=\"5dp\"
android:text=\"asdasd\"
android:textColor=\"#f00\" />
</LinearLayout>
</LinearLayout>
</LinearLayout>
主界面
public class MainActivity extends AppCompatActivity implements ShopSearchViewAPI, View. Listener {
private ImageView cutImg;
private Button btnSearch;
private List<GoodsBean.DataBean> list = new ArrayList<>();
private XRecyclerView xR;
private EditText editKey;
private int flag = 1;
private MyAdapter myAdapter;
private int i = 1;
private String string = \"手机\";
private String name;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//加载控件
initView();
getData(\"手机\", \"1\");
//设置可上拉
xR.setPullRefreshEnabled(true);
xR.setLoadingMoreEnabled(true);
//设置上拉下拉样式
xR.setRefreshProgressStyle(ProgressStyle.BallSpinFadeLoader);
xR.setLaodingMoreProgressStyle(ProgressStyle.BallClipRotate);
clickListener();
xR.setLoadingListener(new XRecyclerView.LoadingListener() {
@Override
public void onRefresh() {
i = 1;
list.clear();
getData(string, \"\" + i);
xR.refreshComplete();
}
@Override
public void More() {
i++;
getData(string, \"\" + i);
xR.loadMoreComplete();
}
});
}
public void getData(String key, String page) {
ShopSearchPresenter shopSearchPresenter = new ShopSearchPresenter(this, this);
shopSearchPresenter.getGoodsData(\"http://120.27.23.105/product/searchProducts\", key, page);
}
private void clickListener() {
cutImg.set Listener(this);
btnSearch.set Listener(this);
}
private void initView() {
cutImg = (ImageView) findViewById(R.id.cutImg);
btnSearch = (Button) findViewById(R.id.btnSearch);
xR = (XRecyclerView) findViewById(R.id.xrecyclerview);
editKey = (EditText) findViewById(R.id.editKey);
}
@Override
public void getSuccess( o) {
GoodsBean o1 = (GoodsBean) o;
List<GoodsBean.DataBean> data = o1.getData();
list.addAll(data);
setMyAdapter(flag);
}
@Override
public void getFailed(Exception e) {
}
@Override
public void (View v) {
switch (v.getId()) {
case R.id.cutImg:
if (flag == 1) {
cutImg.setImageResource(R.drawable.lv_icon);
flag = 2;
} else {
cutImg.setImageResource(R.drawable.grid_icon);
flag = 1;
}
setMyAdapter(flag);
break;
case R.id.btnSearch:
list.clear();
name = editKey.getText().toString();
string = name;
getData(string, \"1\");
break;
}
}
public void setMyAdapter(int f) {
if (f == 1) {
// 线性布局管理器 VERTICAL默认样式/竖向显示 第三个参数是数据是否到过来显示
LinearLayoutManager manager = new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false);
//添加布局管理器
xR.setLayoutManager(manager);
myAdapter = new MyAdapter(list, this, f);
xR.setAdapter(myAdapter);
} else if (f == 2) {
// 线性布局管理器 VERTICAL默认样式/竖向显示 第三个参数是数据是否到过来显示
GridLayoutManager gridLayoutManager = new GridLayoutManager(this, 2, GridLayoutManager.VERTICAL, false);
//添加布局管理器
xR.setLayoutManager(gridLayoutManager);
myAdapter = new MyAdapter(list, this, f);
xR.setAdapter(myAdapter);
}
}
}
MyAdapter
public class MyAdapter extends RecyclerView.Adapter<MyAdapter.MyViewHolder> {
private List<GoodsBean.DataBean> list;
private Context context;
private int flag = 1;
private View inflate;
public MyAdapter(List<GoodsBean.DataBean> list, Context context, int flag) {
this.list = list;
this.context = context;
this.flag = flag;
}
@Override
public MyAdapter.MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
if (flag == 1) {
inflate = LayoutInflater.from(context).inflate(R.layout.lvitem, parent, false);
} else if (flag == 2) {
inflate = LayoutInflater.from(context).inflate(R.layout.griditem, parent, false);
}
MyViewHolder myViewHolder = new MyViewHolder(inflate);
return myViewHolder;
}
@Override
public void onBindViewHolder(MyAdapter.MyViewHolder holder, int position) {
String images = list.get(position).getImages();
String[] split = images.split(\"\\\\|\");
Glide.with(context).load(split[0]).into(holder.icon);
holder. .setText(list.get(position).get ());
holder.bargainPrice.setText(\"折扣价:\" + list.get(position).getBargainPrice() + \"\");
holder.price.setText(\"原价:\" + list.get(position).getPrice());
holder.price.getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
}
@Override
public int getItemCount() {
return list != null ? list.size() : 0;
}
class MyViewHolder extends RecyclerView.ViewHolder {
private ImageView icon;
private TextView ;
private TextView bargainPrice;
private TextView price;
public MyViewHolder(View itemView) {
super(itemView);
icon = (ImageView) itemView.findViewById(R.id.GoodsIcon);
= (TextView) itemView.findViewById(R.id. );
bargainPrice = (TextView) itemView.findViewById(R.id.bargainPrice);
price = (TextView) itemView.findViewById(R.id.price);
}
}
}
ShopSearchModle
public class ShopSearchModle {
public void getData(String url, Map<String, String> map, final ShopSearchPresenterAPI shopSearchPresenterAPI) {
HttpUtils.getInstance().get(url, map, new CallBack() {
@Override
public void onSuccess( o) {
shopSearchPresenterAPI.success(o);
}
@Override
public void onFailed(Exception e) {
shopSearchPresenterAPI.failed(e);
}
}, GoodsBean.class);
}
}
ShopSearchPresenter
public class ShopSearchPresenter {
private ShopSearchViewAPI shopSearchViewAPI;
private Context context;
private final ShopSearchModle shopSearchModle;
public ShopSearchPresenter(ShopSearchViewAPI shopSearchViewAPI, Context context) {
this.shopSearchViewAPI = shopSearchViewAPI;
this.context = context;
shopSearchModle = new ShopSearchModle();
}
public void getGoodsData(String url, String keywords, String page) {
Map<String, String> map = new HashMap<>();
map.put(\"keywords\", keywords);
map.put(\"page\", page);
shopSearchModle.getData(url, map, new ShopSearchPresenterAPI() {
@Override
public void success( o) {
shopSearchViewAPI.getSuccess(o);
}
@Override
public void failed(Exception e) {
shopSearchViewAPI.getFailed(e);
}
});
}
}
ShopSearchPresenterAPI
public interface ShopSearchPresenterAPI {
void success( o);
void failed(Exception e);
}
重点内容
package wangxuewei.bwie.com.wangxuewei1510c2071219;
/**
* Created by jim on 2017/12/19.
*/
public interface ShopSearchViewAPI {
void getSuccess( o);
void getFailed(Exception e);
}
HttpUtils
public class HttpUtils {
private static volatile HttpUtils instance;
private static Handler handler = new Handler();
private HttpUtils() {
}
public static HttpUtils getInstance() {
if (instance == null) {
synchronized (HttpUtils.class) {
if (instance == null) {
instance = new HttpUtils();
}
}
}
return instance;
}
//get请求
public void get(String url, Map<String, String> map, final CallBack callBack, final Class c) {
//对url和参数做拼接处理
StringBuffer stringBuffer = new StringBuffer();
stringBuffer.append(url);
//判断是否存在? if中是存在
if (stringBuffer.indexOf(\"?\") != -1) {
//判断?是否在最后一位 if中是不在最后一位
if (stringBuffer.indexOf(\"?\") != stringBuffer.length() - 1) {
stringBuffer.append(\"&\");
}
} else {
stringBuffer.append(\"?\");
}
for (Map.Entry<String, String> entry : map.entrySet()) {
stringBuffer.append(entry.getKey())
.append(\"=\")
.append(entry.getValue())
.append(\"&\");
}
//判断是否存在& if中是存在
if (stringBuffer.indexOf(\"&\") != -1) {
stringBuffer.deleteCharAt(stringBuffer.lastIndexOf(\"&\"));
}
//1:创建OkHttpClient对象
OkHttpClient okHttpClient = new OkHttpClient.Builder().addInterceptor(new Logger()).build();
//2:创建Request对象
final Request request = new Request.Builder()
.get()
.url(stringBuffer.toString())
.build();
//3:创建Call对象
Call call = okHttpClient.newCall(request);
//4:请求网络
call.enqueue(new Callback() {
//请求失败
@Override
public void onFailure(Call call, final IOException e) {
handler.post(new Runnable() {
@Override
public void run() {
callBack.onFailed(e);
}
});
}
//请求成功
@Override
public void onResponse(Call call, Response response) throws IOException {
String result = response.body().string();
//拿到数据解析
final o = new Gson().fromJson(result, c);
//当前是在子线程,回到主线程中
handler.post(new Runnable() {
@Override
public void run() {
//回调
callBack.onSuccess(o);
}
});
}
});
}
//post请求
public void post(String url, Map<String, String> map, final CallBack callBack, final Class c) {
//1:创建OkHttpClient对象
OkHttpClient okHttpClient = new OkHttpClient();
//2:提供post请求需要的body对象
FormBody.Builder builder = new FormBody.Builder();
for (Map.Entry<String, String> entry : map.entrySet()) {
builder.add(entry.getKey(), entry.getValue());
}
FormBody body = builder.build();
//3:创建Request对象
final Request request = new Request.Builder()
.post(body)
.url(url)
.build();
//4:创建Call对象
Call call = okHttpClient.newCall(request);
//5:请求网络
call.enqueue(new Callback() {
//请求失败
@Override
public void onFailure(Call call, final IOException e) {
handler.post(new Runnable() {
@Override
public void run() {
callBack.onFailed(e);
}
});
}
//请求成功
@Override
public void onResponse(Call call, Response response) throws IOException {
String result = response.body().string();
//拿到数据解析
final o = new Gson().fromJson(result, c);
//当前是在子线程,回到主线程中
handler.post(new Runnable() {
@Override
public void run() {
//回调
callBack.onSuccess(o);
}
});
}
});
}
}
重点内容
public interface CallBack {
void onSuccess( o);
void onFailed(Exception e);
}
Logger
public class Logger implements Interceptor {
@Override
public Response intercept(Chain chain) throws IOException {
Request original = chain.request();
HttpUrl url = original.url().newBuilder()
.addQueryParameter(\"source\", \"android\")
.build();
//添加请求头
Request request = original.newBuilder()
.url(url)
.build();
return chain.proceed(request);
}
}
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。
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