依赖：
annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1' compile 'com.android.support:recyclerview-v7:26.1.0' //注意版本 compile 'com.squareup.retrofit2:retrofit:2.0.1' // Okhttp库 compile 'com.squareup.okhttp3:okhttp:3.1.2' compile 'com.nostra13.universalimageloader:universal-image-loader:1.9.5' // Retrofit库 implementation 'com.squareup.retrofit2:retrofit:2.4.0' compile 'com.squareup.retrofit2:converter-gson:2.4.0' compile 'com.squareup.retrofit2:adapter-rxjava2:2.4.0' // rxjava+rxandroid+retrofit2+okhttp implementation 'io.reactivex.rxjava2:rxandroid:2.0.2' implementation 'io.reactivex.rxjava2:rxjava:2.1.12' compile 'com.github.bumptech.glide:glide:3.7.0' compile 'com.google.code.gson:gson:2.2.4' compile 'com.squareup.okhttp3:logging-interceptor:3.4.1' compile 'com.jakewharton:butterknife:8.8.1' annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1' compile 'org.greenrobot:eventbus:3.0.0' compile 'com.github.bumptech.glide:glide:3.7.0' compile 'com.facebook.fresco:fresco:0.12.0'
bean:
MessageBean:
public class MessageBean<T> { /** * code : 0 * data : [{"bargainPrice":111.99,"createtime":"2017-10-14T21:39:05","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":1,"pid":20,"price":599,"pscid":1,"salenum":10000,"sellerid":13,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-03T23:53:28","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":0,"pid":8,"price":324,"pscid":1,"salenum":3000,"sellerid":1,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-14T21:48:08","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":2,"pid":9,"price":78.99,"pscid":1,"salenum":2356,"sellerid":2,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-14T21:48:08","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":2,"pid":22,"price":799,"pscid":1,"salenum":1300,"sellerid":15,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-03T23:53:28","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":0,"pid":21,"price":699,"pscid":1,"salenum":1299,"sellerid":14,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-14T21:39:05","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":1,"pid":7,"price":120.01,"pscid":1,"salenum":1266,"sellerid":23,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-03T23:53:28","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":0,"pid":3,"price":198,"pscid":1,"salenum":1234,"sellerid":19,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-14T21:39:05","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":1,"pid":19,"price":499,"pscid":1,"salenum":1111,"sellerid":12,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-14T21:39:05","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":1,"pid":2,"price":299,"pscid":1,"salenum":999,"sellerid":18,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":111.99,"createtime":"2017-10-03T23:53:28","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","itemtype":0,"pid":17,"price":299,"pscid":1,"salenum":888,"sellerid":10,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"}] * msg : 请求成功 * page : 1 */ private String code; private String msg; private String page; private T data; public String getCode() { return code; } public void setCode(String code) { this.code = code; } public String getMsg() { return msg; } public void setMsg(String msg) { this.msg = msg; } public String getPage() { return page; } public void setPage(String page) { this.page = page; } public T getData() { return data; } public void setData(T data) { this.data = data; } }
shopBean:
public class ShopBean { /** * bargainPrice : 111.99 * createtime : 2017-10-14T21:39:05 * detailUrl : https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends * images : https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg * itemtype : 1 * pid : 20 * price : 599.0 * pscid : 1 * salenum : 10000 * sellerid : 13 * subhead : 每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下 * title : 北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g */ private double bargainPrice; private String createtime; private String detailUrl; private String images; private int itemtype; private int pid; private double price; private int pscid; private int salenum; private int sellerid; private String subhead; private String title; private boolean ischeck; public ShopBean(boolean ischeck) { this.ischeck = ischeck; } public boolean isIscheck() { return ischeck; } public void setIscheck(boolean ischeck) { this.ischeck = ischeck; } public double getBargainPrice() { return bargainPrice; } public void setBargainPrice(double bargainPrice) { this.bargainPrice = bargainPrice; } public String getCreatetime() { return createtime; } public void setCreatetime(String createtime) { this.createtime = createtime; } public String getDetailUrl() { return detailUrl; } public void setDetailUrl(String detailUrl) { this.detailUrl = detailUrl; } public String getImages() { return images; } public void setImages(String images) { this.images = images; } public int getItemtype() { return itemtype; } public void setItemtype(int itemtype) { this.itemtype = itemtype; } public int getPid() { return pid; } public void setPid(int pid) { this.pid = pid; } public double getPrice() { return price; } public void setPrice(double price) { this.price = price; } public int getPscid() { return pscid; } public void setPscid(int pscid) { this.pscid = pscid; } public int getSalenum() { return salenum; } public void setSalenum(int salenum) { this.salenum = salenum; } public int getSellerid() { return sellerid; } public void setSellerid(int sellerid) { this.sellerid = sellerid; } public String getSubhead() { return subhead; } public void setSubhead(String subhead) { this.subhead = subhead; } public String getTitle() { return title; } public void setTitle(String title) { this.title = title; } }
http:
Apiservice接口:
@GET("product/getProducts") Observable<MessageBean<List<ShopBean>>> getShop(@Query("pscid")String cid);
ServiceURL:
public static final String BASE_URL="https://www.zhaoapi.cn/";
inter包：
IPresenter:
public interface Ipresenter<T> { void onReceived(T t); void onError(Throwable t); }
IView:
public interface IView<T> { void onSuccess(T t); void onFailed(Throwable t); }
Shopmodel:
public class Shopmodel { private Ipresenter presenter; public Shopmodel(Ipresenter presenter) { this.presenter = presenter; } public void getData(String cid) { HttpUtils.getInstance().getService() .getShop(cid) .subscribeOn(Schedulers.io()) .observeOn(AndroidSchedulers.mainThread()) .subscribe(new Observer<MessageBean<List<ShopBean>>>() { @Override public void onSubscribe(Disposable d) { } @Override public void onNext(MessageBean<List<ShopBean>> listMessageBean) { // Log.i("--", "onNext: "+listMessageBean.toString()); presenter.onReceived(listMessageBean); } @Override public void onError(Throwable e) { } @Override public void onComplete() { } }); } }
ShopPresenter :
public class ShopPresenter implements Ipresenter<MessageBean<List<ShopBean>>> { private IView iv; public void attachView(IView iv) { this.iv = iv; } public void detachView() { if (iv != null) { iv = null; } } public void getData(String cid) { Shopmodel model = new Shopmodel(this); model.getData(cid); } @Override public void onReceived(MessageBean<List<ShopBean>> listMessageBean) { // Log.i("--", "onNext: "+listMessageBean.toString()); iv.onSuccess(listMessageBean); } @Override public void onError(Throwable t) { iv.onFailed(t); } }
View包：
public class Fragmentthree extends Fragment implements IView<MessageBean<List<ShopBean>>>,ShopAdapter.ChangeData { @BindView(R.id.rv) RecyclerView rv; @BindView(R.id.quan) CheckBox quan; @BindView(R.id.price) TextView price; @BindView(R.id.but) Button but; Unbinder unbinder; private List<ShopBean> list; private ShopAdapter shopAdapter; @Nullable @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { View view = inflater.inflate(R.layout.three, container, false); unbinder = ButterKnife.bind(this, view); ShopPresenter shopPresenter = new ShopPresenter(); shopPresenter.attachView(this); shopPresenter.getData("1"); list = new ArrayList<>(); rv.setLayoutManager(new StaggeredGridLayoutManager(1,StaggeredGridLayoutManager.VERTICAL)); shopAdapter = new ShopAdapter(getActivity(), list); shopAdapter.setShoping(this); rv.setAdapter(shopAdapter); return view; } @Override public void onSuccess(MessageBean<List<ShopBean>> listMessageBean) { if (listMessageBean != null) { List<ShopBean> data = listMessageBean.getData(); if (data != null) { this.list.addAll(data); shopAdapter.notifyDataSetChanged(); } } getMoney(); } @Override public void onFailed(Throwable t) { } @Override public void onDestroyView() { super.onDestroyView(); unbinder.unbind(); } private void getMoney() { DecimalFormat df = new DecimalFormat("######0.00"); double zon = 0; int num = 0; for (int i = 0; i < list.size(); i++) { ShopBean shopBean = list.get(i); if (shopBean.isIscheck()) { double price = shopBean.getPrice(); int sellerid = shopBean.getSellerid(); zon += price * sellerid; num +=sellerid; } } price.setText("总价：" + df.format(zon)); but.setText("结算（"+num+"）"); shopAdapter.notifyDataSetChanged(); } @Override public void jiaNum(int position) { ShopBean shopBean = list.get(position); int sellerid = shopBean.getSellerid(); sellerid++; shopBean.setSellerid(sellerid); getMoney(); } @Override public void jianNum(int position, Button but) { ShopBean shopBean = list.get(position); int sellerid = shopBean.getSellerid(); if (sellerid == 1) { but.setFocusable(false); Toast.makeText(getActivity(), "最少数量为1", Toast.LENGTH_SHORT).show(); } else { sellerid--; } shopBean.setSellerid(sellerid); getMoney(); } @Override public void click(int position, boolean ischeck, CheckBox checkBox) { list.get(position).setIscheck(ischeck); shopAdapter.notifyDataSetChanged(); getMoney(); } @Override public void removeMoney() { getMoney(); } @OnClick(R.id.quan) public void onViewClicked() { for (int i = 0; i < list.size(); i++) { list.get(i).setIscheck(quan.isChecked()); } shopAdapter.notifyDataSetChanged(); getMoney(); } }
Abapter包：
ShopAdapterpublic class ShopAdapter extends RecyclerView.Adapter { Context context; List<ShopBean> list; @BindView(R.id.lv_checkbox) CheckBox lvCheckbox; @BindView(R.id.lv_img) ImageView lvImg; @BindView(R.id.lv_title) TextView lvTitle; @BindView(R.id.lv_price) TextView lvPrice; @BindView(R.id.lv_jian) Button lvJian; @BindView(R.id.lv_num) TextView lvNum; @BindView(R.id.lv_jia) Button lvJia; @BindView(R.id.lv_remove) Button lvRemove; public ShopAdapter(Context context, List<ShopBean> list) { this.context = context; this.list = list; } ChangeData changeData; public void setShoping(ChangeData changeData){ this.changeData = changeData; } @Override public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { View view = View.inflate(context, R.layout.shopitem, null); Myviewholder holder = new Myviewholder(view); return holder; } @Override public void onBindViewHolder(RecyclerView.ViewHolder holder, final int position) { final Myviewholder myviewholder = (Myviewholder) holder; myviewholder.lv_title.setText(list.get(position).getTitle()); myviewholder.lv_price.setText("价格：" +list.get(position).getPrice()); myviewholder.lv_num.setText(list.get(position).getSellerid()+""); myviewholder.lv_checkbox.setChecked(list.get(position).isIscheck()); String[] split = list.get(position).getImages().split("\\|"); Glide.with(context).load(split[0]).into(myviewholder.lv_img); //全选 myviewholder.lv_checkbox.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { list.get(position).setIscheck(!list.get(position).isIscheck()); changeData.click(position,list.get(position).isIscheck(),myviewholder.lv_checkbox); } }); //删除 myviewholder.lv_remove.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { AlertDialog.Builder builder = new AlertDialog.Builder(context); builder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { list.get(position).setIscheck(false); changeData.removeMoney(); list.remove(position); notifyDataSetChanged(); } }); builder.setTitle("警告"); builder.setMessage("确定删除嘛？"); builder.setNegativeButton("取消", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { } }); builder.show(); } }); //加 myviewholder.lv_jia.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { changeData.jiaNum(position); } }); //减 myviewholder.lv_jian.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { changeData.jianNum(position,myviewholder.lv_jian); } }); } @Override public int getItemCount() { return list.size(); } class Myviewholder extends RecyclerView.ViewHolder { private final TextView lv_title; private final TextView lv_price; private final TextView lv_num; private final ImageView lv_img; private final CheckBox lv_checkbox; private final Button lv_jia; private final Button lv_jian; private final Button lv_remove; public Myviewholder(View itemView) { super(itemView); lv_title = itemView.findViewById(R.id.lv_title); lv_price = itemView.findViewById(R.id.lv_price); lv_num = itemView.findViewById(R.id.lv_num); lv_img = itemView.findViewById(R.id.lv_img); lv_checkbox = itemView.findViewById(R.id.lv_checkbox); lv_jia = itemView.findViewById(R.id.lv_jia); lv_jian = itemView.findViewById(R.id.lv_jian); lv_remove = itemView.findViewById(R.id.lv_remove); } } public interface ChangeData{ void jiaNum(int position); void jianNum(int position,Button but); void click(int position, boolean ischeck, CheckBox checkBox); void removeMoney(); } }
布局：
shopitem:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout android:orientation="horizontal" xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent"> <CheckBox android:layout_gravity="center" android:id="@+id/lv_checkbox" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <ImageView android:id="@+id/lv_img" android:layout_gravity="center" android:layout_width="100dp" android:layout_height="100dp" /> <LinearLayout android:orientation="vertical" android:layout_gravity="center" android:layout_width="0dp" android:layout_weight="1" android:layout_height="wrap_content"> <TextView android:id="@+id/lv_title" android:text="标题" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <LinearLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="horizontal"> <TextView android:id="@+id/lv_price" android:text="价格：0.0" android:layout_width="120dp" android:layout_height="wrap_content" /> <Button android:id="@+id/lv_jian" android:layout_width="40dp" android:layout_height="40dp" android:text="-"/> <TextView android:id="@+id/lv_num" android:layout_width="40dp" android:layout_height="40dp" android:text="0"/> <Button android:id="@+id/lv_jia" android:layout_width="40dp" android:layout_height="40dp" android:text="+"/> </LinearLayout> </LinearLayout> <Button android:id="@+id/lv_remove" android:layout_gravity="center" android:layout_width="80dp" android:layout_height="wrap_content" android:text="删除"/> </LinearLayout>
主布局：
<?xml version="1.0" encoding="utf-8"?> <LinearLayout android:orientation="vertical" xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent"> <include layout="@layout/activity_title" android:layout_width="match_parent" android:layout_height="40dp" android:layout_marginTop="10dp" /> <android.support.v7.widget.RecyclerView android:layout_width="match_parent" android:layout_height="0dp" android:layout_weight="1" android:id="@+id/rv"> </android.support.v7.widget.RecyclerView> <LinearLayout android:gravity="center_vertical" android:layout_width="match_parent" android:layout_height="50dp"> <CheckBox android:id="@+id/quan" android:layout_weight="1" android:text="全选" android:layout_width="0dp" android:layout_height="wrap_content" /> <TextView android:layout_weight="1" android:layout_width="0dp" android:layout_height="wrap_content" android:id="@+id/price"/> <Button android:id="@+id/but" android:textColor="#fff" android:background="#f00" android:layout_weight="1" android:layout_width="0dp" android:layout_height="wrap_content" android:text="结算"/> </LinearLayout> </LinearLayout>
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