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 Android教程網 >> Android技術 >> Android開發 >> 關於android開發 >> 解析網絡json數據,模擬美團界面顯示。,json

解析網絡json數據,模擬美團界面顯示。,json

編輯:關於android開發

解析網絡json數據,模擬美團界面顯示。,json


 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3     android:layout_width="match_parent"
 4     android:layout_height="80dp"
 5     android:background="@android:color/white" >
 6 
 7     <ImageView
 8         android:id="@+id/list_icon_img"
 9         android:layout_width="80dp"
10         android:layout_height="80dp"
11         android:src="@drawable/ic_launcher" />
12 
13     <TextView
14         android:id="@+id/list_name_txt"
15         android:layout_width="wrap_content"
16         android:layout_height="wrap_content"
17         android:layout_toRightOf="@id/list_icon_img"
18         android:singleLine="true"
19         android:text="瑞庭竹島酒店"
20         android:textColor="@android:color/background_dark"
21         android:textSize="16sp" />
22 
23     <TextView
24         android:id="@+id/list_coupe_txt"
25         android:layout_width="wrap_content"
26         android:layout_height="wrap_content"
27         android:layout_below="@id/list_name_txt"
28         android:layout_toRightOf="@id/list_icon_img"
29         android:singleLine="true"
30         android:text="網上預定入住可享返現優惠"
31         android:textColor="@android:color/holo_red_dark"
32         android:textSize="14sp" />
33 
34     <TextView
35         android:id="@+id/list_distance_txt"
36         android:layout_width="wrap_content"
37         android:layout_height="wrap_content"
38         android:layout_alignParentBottom="true"
39         android:layout_alignParentRight="true"
40         android:layout_marginRight="10dp"
41         android:drawableLeft="@drawable/info_map"
42         android:text="2.0k"
43         android:textColor="@android:color/tab_indicator_text"
44         android:textSize="14sp" />
45 
46     <TextView
47         android:id="@+id/list_location_txt"
48         android:layout_width="wrap_content"
49         android:layout_height="wrap_content"
50         android:layout_alignParentBottom="true"
51         android:layout_toLeftOf="@id/list_distance_txt"
52         android:layout_toRightOf="@id/list_icon_img"
53         android:singleLine="true"
54         android:text="四川省成都市高新區老成仁路8號成都市高新區老成都市高新區老成都市高新區老成都市高新區老"
55         android:textColor="@android:color/tab_indicator_text"
56         android:textSize="14sp" />
57 -
58 
59 
60 
61     <RelativeLayout
62         android:layout_width="wrap_content"
63         android:layout_height="wrap_content"
64         android:layout_alignParentRight="true"
65         android:layout_alignParentTop="true" >
66 
67         <ImageView
68             android:id="@+id/list_card_img"
69             android:layout_width="wrap_content"
70             android:layout_height="wrap_content"
71             android:src="@drawable/near_card" />
72 
73         <ImageView
74             android:id="@+id/list_group_img"
75             android:layout_width="wrap_content"
76             android:layout_height="wrap_content"
77             android:layout_toRightOf="@id/list_card_img"
78             android:src="@drawable/near_group" />
79 
80         <ImageView
81             android:id="@+id/list_ticket_img"
82             android:layout_width="wrap_content"
83             android:layout_height="wrap_content"
84             android:layout_toRightOf="@id/list_group_img"
85             android:src="@drawable/near_ticket" />
86     </RelativeLayout>
87 
88 </RelativeLayout>

運行效果圖:

需要用到四個lib包 :解析json  gson包,從網絡地址解析json數據成String字符串的異步網絡解析工具AsyncHttpClient,等

下載地址:點擊下載

 

代碼如下:

  1 package com.lixu.testjsonall;
  2 
  3 import java.util.ArrayList;
  4 import java.util.List;
  5 import com.google.gson.Gson;
  6 import com.loopj.android.http.AsyncHttpClient;
  7 import com.loopj.android.http.TextHttpResponseHandler;
  8 import com.squareup.picasso.Picasso;
  9 import android.app.Activity;
 10 import android.content.Context;
 11 import android.os.Bundle;
 12 import android.view.LayoutInflater;
 13 import android.view.View;
 14 import android.view.ViewGroup;
 15 import android.view.Window;
 16 import android.widget.ArrayAdapter;
 17 import android.widget.ImageView;
 18 import android.widget.ListView;
 19 import android.widget.TextView;
 20 import android.widget.Toast;
 21 import cz.msebera.android.httpclient.Header;
 22 
 23 public class MainActivity extends Activity {
 24     private String net_url = "http://192.168.1.139/json/around";
 25     private ListView lv;
 26     private MyAdapter mMyAdapter;
 27 
 28     @Override
 29     protected void onCreate(Bundle savedInstanceState) {
 30         super.onCreate(savedInstanceState);
 31         requestWindowFeature(Window.FEATURE_NO_TITLE);
 32         setContentView(R.layout.activity_main);
 33 
 34         lv = (ListView) findViewById(R.id.lv);
 35 
 36         mMyAdapter = new MyAdapter(this, -1);
 37 
 38         lv.setAdapter(mMyAdapter);
 39 
 40         AsyncHttpClient ahc = new AsyncHttpClient();
 41         ahc.get(net_url, new TextHttpResponseHandler() {
 42             // 通過網絡地址解析Json數據成String類型
 43             @Override
 44             public void onSuccess(int arg0, Header[] arg1, String arg2) {
 45                 // 從字符串中解析json文件
 46                 Gson gson = new Gson();
 47                 Infoall infoall = gson.fromJson(arg2, Infoall.class);
 48                 Info info = infoall.getInfo();
 49                 List<MerchantKey> mMerchantKey = info.getMerchantKey();
 50                 mMyAdapter.setList(mMerchantKey);
 51             }
 52 
 53             @Override
 54             public void onFailure(int arg0, Header[] arg1, String arg2, Throwable arg3) {
 55 
 56                 Toast.makeText(getApplicationContext(), "錯誤!", 0).show();
 57             }
 58         });
 59 
 60     }
 61 
 62     private class MyAdapter extends ArrayAdapter {
 63         private LayoutInflater flater;
 64         private List<MerchantKey> data = new ArrayList<MerchantKey>();
 65         private Context context;
 66 
 67         public MyAdapter(Context context, int resource) {
 68             super(context, resource);
 69             this.context = context;
 70             flater = LayoutInflater.from(context);
 71         }
 72 
 73         public void setList(List<MerchantKey> data) {
 74             this.data = data;
 75             mMyAdapter.notifyDataSetChanged();
 76         }
 77 
 78         @Override
 79         public View getView(int position, View convertView, ViewGroup parent) {
 80             if (convertView == null)
 81                 convertView = flater.inflate(R.layout.list, null);
 82             TextView biaoti = (TextView) convertView.findViewById(R.id.list_name_txt);
 83             biaoti.setText(data.get(position).getName());
 84             TextView biaoti2 = (TextView) convertView.findViewById(R.id.list_coupe_txt);
 85             biaoti2.setText(data.get(position).getCoupon());
 86 
 87             TextView dizhi = (TextView) convertView.findViewById(R.id.list_location_txt);
 88             dizhi.setText(data.get(position).getLocation());
 89 
 90             TextView juli = (TextView) convertView.findViewById(R.id.list_distance_txt);
 91             juli.setText(data.get(position).getDistance());
 92 
 93             ImageView jpg = (ImageView) convertView.findViewById(R.id.list_icon_img);
 94             Picasso.with(context).load(data.get(position).getPicUrl()).into(jpg);
 95 
 96             ImageView tuan = (ImageView) convertView.findViewById(R.id.list_group_img);
 97             ImageView quan = (ImageView) convertView.findViewById(R.id.list_ticket_img);
 98             ImageView ka = (ImageView) convertView.findViewById(R.id.list_card_img);
 99 
100             if (data.get(position).getGroupType().equals("YES")) {
101                 tuan.setVisibility(View.VISIBLE);
102             } else {
103                 tuan.setVisibility(View.GONE);
104             }
105             if (data.get(position).getCardType().equals("YES")) {
106                 ka.setVisibility(View.VISIBLE);
107             } else {
108                 ka.setVisibility(View.GONE);
109             }
110             if (data.get(position).getCouponType().equals("YES")) {
111                 quan.setVisibility(View.VISIBLE);
112             } else {
113                 quan.setVisibility(View.GONE);
114             }
115 
116             return convertView;
117 
118         }
119 
120         @Override
121         public int getCount() {
122 
123             return data.size();
124         }
125 
126     }
127 
128 }
 1 package com.lixu.testjsonall;
 2 
 3 import java.util.List;
 4 
 5 public class Info {
 6     private List<MerchantKey> merchantKey;
 7 
 8     public List<MerchantKey> getMerchantKey() {
 9         return merchantKey;
10     }
11 
12     public void setMerchantKey(List<MerchantKey> merchantKey) {
13         this.merchantKey = merchantKey;
14     }
15 
16 }
 1 package com.lixu.testjsonall;
 2 
 3 public class Infoall {
 4 
 5     private Info info;
 6 
 7     public Info getInfo() {
 8         return info;
 9     }
10 
11     public void setInfo(Info info) {
12         this.info = info;
13     }
14 
15 }
 1 package com.lixu.testjsonall;
 2 
 3 public class MerchantKey {
 4     private String name;
 5     private String coupon;
 6     private String location;
 7     private String distance;
 8     private String picUrl;
 9     private String couponType;
10     private String cardType;
11     private String groupType;
12 
13     public String getName() {
14         return name;
15     }
16 
17     public void setName(String name) {
18         this.name = name;
19     }
20 
21     public String getCoupon() {
22         return coupon;
23     }
24 
25     public void setCoupon(String coupon) {
26         this.coupon = coupon;
27     }
28 
29     public String getLocation() {
30         return location;
31     }
32 
33     public void setLocation(String location) {
34         this.location = location;
35     }
36 
37     public String getDistance() {
38         return distance;
39     }
40 
41     public void setDistance(String distance) {
42         this.distance = distance;
43     }
44 
45     public String getPicUrl() {
46         return picUrl;
47     }
48 
49     public void setPicUrl(String picUrl) {
50         this.picUrl = picUrl;
51     }
52 
53     public String getCouponType() {
54         return couponType;
55     }
56 
57     public void setCouponType(String couponType) {
58         this.couponType = couponType;
59     }
60 
61     public String getCardType() {
62         return cardType;
63     }
64 
65     public void setCardType(String cardType) {
66         this.cardType = cardType;
67     }
68 
69     public String getGroupType() {
70         return groupType;
71     }
72 
73     public void setGroupType(String groupType) {
74         this.groupType = groupType;
75     }
76 
77 }

xml文件:

 1 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 2     xmlns:tools="http://schemas.android.com/tools"
 3     android:layout_width="match_parent"
 4     android:layout_height="match_parent"
 5     android:orientation="vertical"
 6     tools:context="com.lixu.testjsonall.MainActivity" >
 7 
 8     <LinearLayout
 9         android:layout_width="match_parent"
10         android:layout_height="wrap_content"
11         android:background="@drawable/title_log"
12         android:orientation="horizontal" >
13 
14         <ImageView
15             android:id="@+id/fanhui"
16             android:layout_width="30dp"
17             android:layout_height="30dp"
18             android:layout_gravity="center"
19             android:src="@drawable/btn_back" />
20 
21         <TextView
22             android:layout_width="wrap_content"
23             android:layout_height="wrap_content"
24             android:layout_gravity="center"
25             android:text="    我的關注"
26             android:textSize="25sp" />
27     </LinearLayout>
28 
29     <ListView
30         android:id="@+id/lv"
31         android:layout_width="match_parent"
32         android:layout_height="match_parent" />
33 
34 </LinearLayout>

 

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