Android13的WIFI自动连接实现
时间: 2023-12-06 10:02:07 浏览: 62
要实现Android 13的WIFI自动连接,可以通过以下步骤:
1. 在AndroidManifest.xml文件中添加以下权限:
```
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
```
2. 在代码中获取WifiManager对象:
```
WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
```
3. 判断是否连接过指定的WIFI,并连接:
```
WifiConfiguration wifiConfiguration = null;
List<WifiConfiguration> configuredNetworks = wifiManager.getConfiguredNetworks();
for (WifiConfiguration config : configuredNetworks) {
if (config.SSID != null && config.SSID.equals("\"" + ssid + "\"")) {
wifiConfiguration = config;
break;
}
}
if (wifiConfiguration != null) {
wifiManager.enableNetwork(wifiConfiguration.networkId, true);
} else {
// 如果没有连接过指定的WIFI,则创建新的WIFI配置,并连接
wifiConfiguration = new WifiConfiguration();
wifiConfiguration.SSID = "\"" + ssid + "\"";
wifiConfiguration.preSharedKey = "\"" + password + "\"";
int netId = wifiManager.addNetwork(wifiConfiguration);
wifiManager.enableNetwork(netId, true);
}
```
其中,ssid和password分别代表要连接的WIFI的SSID和密码。
4. 添加BroadcastReceiver监听WIFI连接状态变化:
```
private BroadcastReceiver wifiReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (WifiManager.NETWORK_STATE_CHANGED_ACTION.equals(action)) {
NetworkInfo info = intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO);
if (info.isConnected()) {
// WIFI已连接
} else {
// WIFI未连接
}
}
}
};
// 注册BroadcastReceiver
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
registerReceiver(wifiReceiver, intentFilter);
```
这样,当WIFI连接状态变化时,就会收到广播,从而可以处理相应的逻辑。
注意:在Android 13中,为了保护用户隐私,系统对应用程序的WIFI连接能力进行了限制,并且需要用户在设置中手动授权。因此,在实现WIFI自动连接时,需要在应用程序中请求相应的权限,并引导用户进行授权。