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连接WiFi工具类

时间:2014-12-07 16:17:17      阅读:148      评论:0      收藏:0      [点我收藏+]

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 1 public class WifiConnect {
 2 
 3     WifiManager wifiManager;
 4 
 5     // 构造函数
 6     public WifiConnect(WifiManager wifiManager) {
 7         this.wifiManager = wifiManager;
 8     }
 9 
10     // 提供一个外部接口,传入要连接的无线网
11     public boolean Connect(String SSID, String Password, int Type) {
12 
13         WifiConfiguration wifiConfig = this
14                 .CreateWifiInfo(SSID, Password, Type);
15 
16         WifiConfiguration tempConfig = this.IsExsits(SSID);
17         if (tempConfig != null) {
18             wifiManager.removeNetwork(tempConfig.networkId);
19         }
20 
21         int netID = wifiManager.addNetwork(wifiConfig);
22         boolean flag = wifiManager.enableNetwork(netID, true);
23         return flag;
24     }
25 
26     // 查看以前是否也配置过这个网络
27     private WifiConfiguration IsExsits(String SSID) {
28         List<WifiConfiguration> existingConfigs = wifiManager
29                 .getConfiguredNetworks();
30         for (WifiConfiguration existingConfig : existingConfigs) {
31             if (existingConfig.SSID.equals("\"" + SSID + "\"")) {
32                 return existingConfig;
33             }
34         }
35         return null;
36     }
37 
38     // 配置WifiConfiguration
39     public WifiConfiguration CreateWifiInfo(String SSID, String Password,
40             int Type) {
41         WifiConfiguration config = new WifiConfiguration();
42         config.allowedAuthAlgorithms.clear();
43         config.allowedGroupCiphers.clear();
44         config.allowedKeyManagement.clear();
45         config.allowedPairwiseCiphers.clear();
46         config.allowedProtocols.clear();
47         config.SSID = "\"" + SSID + "\"";
48 
49         WifiConfiguration tempConfig = this.IsExsits(SSID);
50         if (tempConfig != null) {
51             wifiManager.removeNetwork(tempConfig.networkId);
52         }
53 
54         if (Type == 1) // WIFICIPHER_NOPASS
55         {
56             config.wepKeys[0] = "";
57             config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
58             config.wepTxKeyIndex = 0;
59         }
60         if (Type == 2) // WIFICIPHER_WEP
61         {
62             config.hiddenSSID = true;
63             config.wepKeys[0] = "\"" + Password + "\"";
64             config.allowedAuthAlgorithms
65                     .set(WifiConfiguration.AuthAlgorithm.SHARED);
66             config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
67             config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
68             config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.WEP40);
69             config.allowedGroupCiphers
70                     .set(WifiConfiguration.GroupCipher.WEP104);
71             config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
72             config.wepTxKeyIndex = 0;
73         }
74         if (Type == 3) // WIFICIPHER_WPA
75         {
76             config.preSharedKey = "\"" + Password + "\"";
77             config.hiddenSSID = true;
78             config.allowedAuthAlgorithms
79                     .set(WifiConfiguration.AuthAlgorithm.OPEN);
80             config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
81             config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK);
82             config.allowedPairwiseCiphers
83                     .set(WifiConfiguration.PairwiseCipher.TKIP);
84             // config.allowedProtocols.set(WifiConfiguration.Protocol.WPA);
85             config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
86             config.allowedPairwiseCiphers
87                     .set(WifiConfiguration.PairwiseCipher.CCMP);
88             config.status = WifiConfiguration.Status.ENABLED;
89         }
90         return config;
91     }
92 
93 }

 

连接WiFi工具类

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原文地址:http://www.cnblogs.com/yangleda/p/4149430.html

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