Android 判斷目前網絡 wifi 3gwap(cmwap) 3gnet(cmnet)

Java代碼   [url=javascript:void()]

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1. package lab.sodino.net;   
2.  import java.net.InetAddress;   
3.  import android.app.Activity;   
4.  import android.content.Context;   
5.  import android.net.ConnectivityManager;   
6.  import android.net.NetworkInfo;   
7.  import android.net.wifi.WifiInfo;   
8.  import android.net.wifi.WifiManager;   
9.  import android.os.Bundle;   
10.  import android.widget.ScrollView;   
11.  import android.widget.TextView;   
12.  public class NetAct extends Activity {   
13.     private TextView textView;   
14.     public void onCreate(Bundle savedInstanceState) {   
15.         super.onCreate(savedInstanceState);   
16.         textView = new TextView(this);   
17.         textView.setBackgroundColor(0xffffffff);   
18.         textView.setTextColor(0xff0000ff);   
19.         textView.setTextSize(15.0f);   
20.         textView.setScrollBarStyle(TextView.SCROLLBARS_OUTSIDE_OVERLAY);   
21.         ScrollView scrollView = new ScrollView(this);   
22.         scrollView.addView(textView);   
23.         setContentView(scrollView);   
24.         getLocalHost();   
25.         getWifiInfo();   
26.         initNetworkInfo();   
27.     }   
28.     private void getLocalHost() {   
29.         try {   
30.             InetAddress iAdd = InetAddress.getLocalHost();   
31.             String line = "";   
32.             String hostName = iAdd.getHostName();   
33.             if (hostName != null) {   
34.                 InetAddress[] adds = InetAddress.getAllByName(hostName);   
35.                 for (int i = 0; i  < adds.length; i++) {   
36.                     iAdd = adds;   
37.                     line = "HostName=" + iAdd.getHostName() + "\n";   
38.                     textView.append(line);   
39.                     line = "CanonicalHostName=" + iAdd.getCanonicalHostName()   
40.                             + "\n";   
41.                     textView.append(line);   
42.                     line = "HostAddress=" + iAdd.getHostAddress() + "\n";   
43.                     textView.append(line);   
44.                     textView.append("\n");   
45.                 }   
46.             }   
47.         } catch (Exception e) {   
48.             e.printStackTrace();   
49.         }   
50.     }   
51.     public void getWifiInfo() {   
52.         WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);   
53.         WifiInfo info = wifi.getConnectionInfo();   
54.         textView.append("HiddenSSID=" + info.getHiddenSSID() + "\n");   
55.         textView.append("IpAddress=" + info.getIpAddress() + "\n");   
56.         textView.append("LinkSpeed=" + info.getLinkSpeed() + "\n");   
57.         textView.append("NetworkId=" + info.getNetworkId() + "\n");   
58.         textView.append("Rssi=" + info.getRssi() + "\n");   
59.         textView.append("SSID=" + info.getSSID() + "\n");   
60.         textView.append("MacAddress=" + info.getMacAddress() + "\n");   
61.     }   
62.     public void initNetworkInfo() {   
63.         ConnectivityManager mag = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);   
64.         // 此處輸出目前可用網絡   
65.         textView.append("\nActive:\n");   
66.         NetworkInfo info = mag.getActiveNetworkInfo();   
67.         textView.append("ExtraInfo=" + info.getExtraInfo() + "\n");   
68.         textView.append("SubtypeName=" + info.getSubtypeName() + "\n");   
69.         textView.append("TypeName=" + info.getTypeName() + "\n");   
70.         textView.append("\nWifi:\n");   
71.         NetworkInfo wifiInfo = mag   
72.                 .getNetworkInfo(ConnectivityManager.TYPE_WIFI);   
73.         textView.append("ExtraInfo=" + wifiInfo.getExtraInfo() + "\n");   
74.         textView.append("SubtypeName=" + wifiInfo.getSubtypeName() + "\n");   
75.         textView.append("TypeName=" + wifiInfo.getTypeName() + "\n");   
76.         NetworkInfo mobInfo = mag   
77.                 .getNetworkInfo(ConnectivityManager.TYPE_MOBILE);   
78.         textView.append("\nMobile:\n");   
79.         textView.append("ExtraInfo=" + mobInfo.getExtraInfo() + "\n");   
80.         textView.append("SubtypeName=" + mobInfo.getSubtypeName() + "\n");   
81.         textView.append("TypeName=" + mobInfo.getTypeName() + "\n");   
82.     }   
83.  }