Android扫描wifi热点代码
发布时间:2020-12-15 00:22:55 所属栏目:Java 来源:网络整理
导读:今天PHP站长网 52php.cn把收集自互联网的代码分享给大家,仅供参考。 import java.util.List; import android.app.Activity; import android.content.BroadcastReceiver; import android.content.Context; import android
以下代码由PHP站长网 52php.cn收集自互联网 现在PHP站长网小编把它分享给大家,仅供参考 import java.util.List; import android.app.Activity; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.net.wifi.ScanResult; import android.net.wifi.WifiManager; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.widget.TextView; public class WifiTester extends Activity { TextView mainText; WifiManager mainWifi; WifiReceiver receiverWifi; List<ScanResult> wifiList; StringBuilder sb = new StringBuilder(); public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); mainText = (TextView) findViewById(R.id.mainText); mainWifi = (WifiManager) getSystemService(Context.WIFI_SERVICE); receiverWifi = new WifiReceiver(); registerReceiver(receiverWifi,new IntentFilter(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION)); mainWifi.startScan(); mainText.setText("nStarting Scan...n"); } public boolean onCreateOptionsMenu(Menu menu) { menu.add(0,"Refresh"); return super.onCreateOptionsMenu(menu); } public boolean onMenuItemSelected(int featureId,MenuItem item) { mainWifi.startScan(); mainText.setText("Starting Scan"); return super.onMenuItemSelected(featureId,item); } protected void onPause() { unregisterReceiver(receiverWifi); super.onPause(); } protected void onResume() { registerReceiver(receiverWifi,new IntentFilter(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION)); super.onResume(); } class WifiReceiver extends BroadcastReceiver { public void onReceive(Context c,Intent intent) { sb = new StringBuilder(); wifiList = mainWifi.getScanResults(); for(int i = 0; i < wifiList.size(); i++){ sb.append(new Integer(i+1).toString() + "."); sb.append((wifiList.get(i)).toString()); sb.append("n"); } mainText.setText(sb); } } } 同时需要申请如下权限 <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"></uses-permission> <uses-permission android:name="android.permission.ACCESS_CHECKIN_PROPERTIES"></uses-permission> <uses-permission android:name="android.permission.WAKE_LOCK"></uses-permission> <uses-permission android:name="android.permission.INTERNET"></uses-permission> <uses-permission android:name="android.permission.CHANGE_WIFI_STATE"></uses-permission> <uses-permission android:name="android.permission.MODIFY_PHONE_STATE"></uses-permission> 以上内容由PHP站长网【52php.cn】收集整理供大家参考研究 如果以上内容对您有帮助,欢迎收藏、点赞、推荐、分享。 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |