连接WiFi工具类

时间:2022-11-20 09:56:38
 public class WifiConnect {

     WifiManager wifiManager;

     // 构造函数
public WifiConnect(WifiManager wifiManager) {
this.wifiManager = wifiManager;
} // 提供一个外部接口,传入要连接的无线网
public boolean Connect(String SSID, String Password, int Type) { WifiConfiguration wifiConfig = this
.CreateWifiInfo(SSID, Password, Type); WifiConfiguration tempConfig = this.IsExsits(SSID);
if (tempConfig != null) {
wifiManager.removeNetwork(tempConfig.networkId);
} int netID = wifiManager.addNetwork(wifiConfig);
boolean flag = wifiManager.enableNetwork(netID, true);
return flag;
} // 查看以前是否也配置过这个网络
private WifiConfiguration IsExsits(String SSID) {
List<WifiConfiguration> existingConfigs = wifiManager
.getConfiguredNetworks();
for (WifiConfiguration existingConfig : existingConfigs) {
if (existingConfig.SSID.equals("\"" + SSID + "\"")) {
return existingConfig;
}
}
return null;
} // 配置WifiConfiguration
public WifiConfiguration CreateWifiInfo(String SSID, String Password,
int Type) {
WifiConfiguration config = new WifiConfiguration();
config.allowedAuthAlgorithms.clear();
config.allowedGroupCiphers.clear();
config.allowedKeyManagement.clear();
config.allowedPairwiseCiphers.clear();
config.allowedProtocols.clear();
config.SSID = "\"" + SSID + "\""; WifiConfiguration tempConfig = this.IsExsits(SSID);
if (tempConfig != null) {
wifiManager.removeNetwork(tempConfig.networkId);
} if (Type == 1) // WIFICIPHER_NOPASS
{
config.wepKeys[0] = "";
config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
config.wepTxKeyIndex = 0;
}
if (Type == 2) // WIFICIPHER_WEP
{
config.hiddenSSID = true;
config.wepKeys[0] = "\"" + Password + "\"";
config.allowedAuthAlgorithms
.set(WifiConfiguration.AuthAlgorithm.SHARED);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.WEP40);
config.allowedGroupCiphers
.set(WifiConfiguration.GroupCipher.WEP104);
config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
config.wepTxKeyIndex = 0;
}
if (Type == 3) // WIFICIPHER_WPA
{
config.preSharedKey = "\"" + Password + "\"";
config.hiddenSSID = true;
config.allowedAuthAlgorithms
.set(WifiConfiguration.AuthAlgorithm.OPEN);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK);
config.allowedPairwiseCiphers
.set(WifiConfiguration.PairwiseCipher.TKIP);
// config.allowedProtocols.set(WifiConfiguration.Protocol.WPA);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
config.allowedPairwiseCiphers
.set(WifiConfiguration.PairwiseCipher.CCMP);
config.status = WifiConfiguration.Status.ENABLED;
}
return config;
} }