写一个安卓连接WIFI的页面
时间: 2023-12-18 20:04:36 浏览: 26
抱歉,我是一名语言模型,无法提供可视化界面。但是,我可以提供相关代码示例,供你参考。
首先,需要在AndroidManifest.xml文件中添加以下权限:
```
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE"/>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
```
然后,在布局文件中添加以下代码:
```
<EditText
android:id="@+id/etWifiName"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="WIFI名称"/>
<EditText
android:id="@+id/etWifiPassword"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="WIFI密码"/>
<Button
android:id="@+id/btnConnect"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="连接WIFI"/>
```
接下来,在Activity中添加以下代码:
```
public class WifiActivity extends AppCompatActivity {
private EditText etWifiName;
private EditText etWifiPassword;
private Button btnConnect;
private WifiManager wifiManager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_wifi);
etWifiName = findViewById(R.id.etWifiName);
etWifiPassword = findViewById(R.id.etWifiPassword);
btnConnect = findViewById(R.id.btnConnect);
wifiManager = (WifiManager) getApplicationContext().getSystemService(Context.WIFI_SERVICE);
btnConnect.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String wifiName = etWifiName.getText().toString();
String wifiPassword = etWifiPassword.getText().toString();
WifiConfiguration wifiConfiguration = new WifiConfiguration();
wifiConfiguration.SSID = "\"" + wifiName + "\"";
wifiConfiguration.preSharedKey = "\"" + wifiPassword + "\"";
int networkId = wifiManager.addNetwork(wifiConfiguration);
if (networkId != -1) {
wifiManager.enableNetwork(networkId, true);
wifiManager.reconnect();
} else {
Toast.makeText(WifiActivity.this, "无法连接WIFI", Toast.LENGTH_SHORT).show();
}
}
});
}
}
```
在代码中,首先获取了WifiManager对象,然后在点击连接按钮时,获取用户输入的WIFI名称和密码,并创建一个WifiConfiguration对象,将WIFI名称和密码设置进去。接着,调用WifiManager的addNetwork方法将WifiConfiguration对象添加到WifiManager中,如果添加成功,则调用WifiManager的enableNetwork和reconnect方法连接WIFI,否则提示无法连接WIFI。
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