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Android联网方式判断详解

2012-03-16 23:07 211 查看
工作闲余时间学习了下其它项目中的联网方式判断,很简单的..今天有时间就放博客里面供自己记录,有需要的朋友可以同小马交流交流,希望大家多多指点。。谢谢。。
主类:
1. package com.xiaoma.www;
2.
3. import android.app.Activity;
4. import android.content.Context;
5. import android.content.Intent;
6. import android.database.Cursor;
7. import android.net.ConnectivityManager;
8. import android.net.NetworkInfo;
9. import android.net.NetworkInfo.State;
10. import android.net.Uri;
11. import android.os.Bundle;
12. import android.widget.TextView;
13.
14. /**
15. * @Title: JudgeNewWayDemoActivity.java
16. * @Package com.xiaoma.www
17. * @Description: 判断联网方式测试类
18. * @author MZH
19. */
20. public class JudgeNewWayDemoActivity extends Activity {
21.
22.     private TextView text;
23.
24.     /** Called when the activity is first created. */
25.     @Override
26.     public void onCreate(Bundle savedInstanceState) {
27.         super.onCreate(savedInstanceState);
28.         setContentView(R.layout.main);
29.
30.         /**
31.          * 下面列举几个可直接跳到联网设置的意图,供大家学习
32.          */
33.         //startActivity(new Intent(android.provider.Settings.ACTION_APN_SETTINGS));
34.         //startActivity(new Intent(android.provider.Settings.ACTION_SETTINGS));
35.
36.         //用下面两种方式设置网络
37.         //startActivity(new Intent(android.provider.Settings.ACTION_WIFI_SETTINGS));
38.         //startActivity(new Intent(android.provider.Settings.ACTION_WIRELESS_SETTINGS));
39.         init();
40.     }
41.
42.     /**
43.      * 初始化实现
44.      */
45.     private void init(){
46.         text = (TextView)findViewById(R.id.waytext);
47.         /**获得系统级联网管理员对象*/
48.         ConnectivityManager manager = (ConnectivityManager)this.getSystemService(CONNECTIVITY_SERVICE);
49.         NetworkInfo info = manager.getActiveNetworkInfo();
50.         if(info == null){  //无网情况下
51.             //跳转到网络设置页面
52.             startActivity(new Intent(android.provider.Settings.ACTION_SETTINGS));
53.         }else{   //有网情况下
54.             if(info.isAvailable()){ //网络可用时
55.                 /**是手机自带的联网方式*/
56.                 if(info.getType() == ConnectivityManager.TYPE_MOBILE){
57.                         if(info.getState() == State.CONNECTED){
58.                             text.setText(String.valueOf("手机网络可用并已连接"+"\n"+"连接网络方式为:\n"+info.getType()+",MOBILE"));
59.                         }
60.
61.                 /**WIFI联网方式*/
62.                 }else{
63.                     text.setText(String.valueOf("连接网络方式为:"+info.getType()+",WI-FI"));
64.                     startActivity(new Intent(android.provider.Settings.ACTION_WIFI_SETTINGS));
65.                 }
66.             }else{
67.                 text.setText(String.valueOf("手机网络不可用"));
68.             }
69.
70.         }
71.     }
72.
73.     /**
74.      * 临时写来练练的方法,大家可以跳过
75.      */
76.     private void kkk(){
77.         Uri uri = Uri.parse("content://telephony/carriers");
78.         Cursor cr = getContentResolver().query(uri, null, null, null, null);
79.         while(cr!=null && cr.moveToNext()){
80.             // APN id
81.             String id = cr.getString(cr.getColumnIndex("_id"));
82.             // APN name
83.             String apn = cr.getString(cr.getColumnIndex("apn"));
84.             // do other things...
85.         }
86.     }
87.
88.
89.     /**
90.      * 移动或联通ctwap cmwap 判断  这个方法朋友们可根据自己的需要使用,小马
91.      * 只是记在这个地方,供自己记录的,有需要的朋友可以交流讨论下..吼吼
92.      */
93.     @SuppressWarnings("unused")
94.     private void initWapState() {
95.         //ConnectivityManager: Class that answers queries about the state of network connectivity.
96.         ConnectivityManager conMan = (ConnectivityManager)
97.             getSystemService(Context.CONNECTIVITY_SERVICE);
98.         NetworkInfo netInfo = conMan.getActiveNetworkInfo();
99.         if (netInfo != null) {
100.             String extraInfo = netInfo.getExtraInfo();//Report the extra information about the network state
101.             if (extraInfo != null) {
102.                 if (extraInfo.equals("cmwap")) {
103.
104.                 }else if(extraInfo.equals("ctwap") || extraInfo.equals("#777")){
105.
106.                 }
107.             }
108.         }
109.     }
110.
111.
112. }
WIFI控制类:
1. package com.xiaoma.www;
2.
3. import java.util.List;
4.
5. import android.content.Context;
6. import android.net.wifi.ScanResult;
7. import android.net.wifi.WifiConfiguration;
8. import android.net.wifi.WifiInfo;
9. import android.net.wifi.WifiManager;
10. import android.net.wifi.WifiManager.WifiLock;
11.
12. /**
13. * @Title: WifiCheckUtil.java
14. * @Package com.lg.lvguo.util
15. * @Description: WIFI控制类
16. * @author MZH
17. * @version FG1.0
18. */
19. public class WifiCheckUtil {
20.     //定义WifiManager对象
21.     private WifiManager mWifiManager;
22.     //定义WifiInfo对象
23.     private WifiInfo mWifiInfo;
24.     //扫描出的网络连接列表
25.     private List<ScanResult> mWifiList;
26.     //网络连接列表
27.     private List<WifiConfiguration> mWifiConfiguration;
28.     //定义一个WifiLock
29.     WifiLock mWifiLock;
30.     //构造器
31.     public  WifiCheckUtil(Context context)
32.     {
33.         //取得WifiManager对象
34.         mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
35.         //取得WifiInfo对象
36.         mWifiInfo = mWifiManager.getConnectionInfo();
37.     }
38.     //取到WIFI状态
39.     public int checkWifiState(){
40.         return mWifiManager.getWifiState();
41.     }
42.     //打开WIFI
43.     public void OpenWifi()
44.     {
45.         if (!mWifiManager.isWifiEnabled())
46.         {
47.             mWifiManager.setWifiEnabled(true);
48.
49.         }
50.     }
51.     //关闭WIFI
52.     public void CloseWifi()
53.     {
54.         if (!mWifiManager.isWifiEnabled())
55.         {
56.             mWifiManager.setWifiEnabled(false);
57.         }
58.     }
59.     //锁定WifiLock
60.     public void AcquireWifiLock()
61.     {
62.         mWifiLock.acquire();
63.     }
64.     //解锁WifiLock
65.     public void ReleaseWifiLock()
66.     {67.         //判断时候锁定68.         if (mWifiLock.isHeld())69.         {70.             mWifiLock.acquire();71.         }72.     }73.     //创建一个WifiLock74.     public void CreatWifiLock()75.     {76.         mWifiLock = mWifiManager.createWifiLock("Lock");77.     }78.     //得到配置好的网络79.     public List<WifiConfiguration> GetConfiguration()80.     {81.         return mWifiConfiguration;82.     }83.     //指定配置好的网络进行连接84.     public void ConnectConfiguration(int index)85.     {86.         //索引大于配置好的网络索引返回87.         if(index > mWifiConfiguration.size())88.         {89.             return;90.         }91.         //连接配置好的指定ID的网络92.         mWifiManager.enableNetwork(mWifiConfiguration.get(index).networkId, true);93.     }94.     public void StartScan()95.     {96.         mWifiManager.startScan();97.         //得到扫描结果98.         mWifiList = mWifiManager.getScanResults();99.         //得到配置好的网络连接100.         mWifiConfiguration = mWifiManager.getConfiguredNetworks();101.     }102.     //得到网络列表103.     public List<ScanResult> GetWifiList()104.     {105.         return mWifiList;106.     }107.     //查看扫描结果108.     public StringBuilder LookUpScan()109.     {110.         StringBuilder stringBuilder = new StringBuilder();111.         for (int i = 0; i < mWifiList.size(); i++)112.         {113.             stringBuilder.append("Index_"+new Integer(i + 1).toString() + ":");114.             //将ScanResult信息转换成一个字符串包115.             //其中把包括:BSSID、SSID、capabilities、frequency、level116.             stringBuilder.append((mWifiList.get(i)).toString());117.             stringBuilder.append("/n");118.         }119.         return stringBuilder;120.     }121.     //得到MAC地址122.     public String GetMacAddress()123.     {124.         return (mWifiInfo == null) ? "NULL" : mWifiInfo.getMacAddress();125.     }126.     //得到接入点的BSSID127.     public String GetBSSID()128.     {129.         return (mWifiInfo == null) ? "NULL" : mWifiInfo.getBSSID();130.     }131.     //得到IP地址132.     public int GetIPAddress()133.     {134.         return (mWifiInfo == null) ? 0 : mWifiInfo.getIpAddress();135.     }136.     //得到连接的ID137.     public int GetNetworkId()138.     {139.         return (mWifiInfo == null) ? 0 : mWifiInfo.getNetworkId();140.     }141.     //得到WifiInfo的所有信息包142.     public String GetWifiInfo()143.     {144.         return (mWifiInfo == null) ? "NULL" : mWifiInfo.toString();145.     }146.     //添加一个网络并连接147.     public void AddNetwork(WifiConfiguration wcg)148.     {149.         int wcgID = mWifiManager.addNetwork(wcg);150.         mWifiManager.enableNetwork(wcgID, true);151.     }152.     //断开指定ID的网络153.     public void DisconnectWifi(int netId)154.     {155.         mWifiManager.disableNetwork(netId);156.         mWifiManager.disconnect();157.     }158. }全局配置文件:1. <?xml version="1.0" encoding="utf-8"?>2. <manifest xmlns:android="http://schemas.android.com/apk/res/android"3.     package="com.xiaoma.www"4.     android:versionCode="1"5.     android:versionName="1.0" >6.7.     <uses-sdk android:minSdkVersion="15" />8.9.     <application10.         android:icon="@drawable/ic_launcher"11.         android:label="@string/app_name" >12.         <activity13.             android:name=".JudgeNewWayDemoActivity"14.             android:label="@string/app_name" >15.             <intent-filter>16.                 <action android:name="android.intent.action.MAIN" />17.18.                 <category android:name="android.intent.category.LAUNCHER" />19.             </intent-filter>20.         </activity>21.     </application>22.     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>23. </manifest>
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