Android WiFi管理(WIFI

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01.<?xml version="1.0" encoding="utf-8"?> 

02.<manifest xmlns:android="http://schemas./apk/res/android" 

03.package="com.entel.research" 

04.android:versionCode="1" 

05.android:versionName="1.0" > 

06. 

07.<uses-sdk android:minSdkVersion="7" /> 

08. 

09.<application 

10.android:icon="@drawable/ic_launcher" 

11.android:label="@string/app_name" android:debuggable="true"> 

12.<activity 

13.android:label="@string/app_name" 

14.android:name=".WifiManagerActivity" > 

15.<intent-filter > 

16.<action android:name="android.intent.action.MAIN" /> 

17. 

18.<category android:name="android.intent.category.LAUNCHER" /> 

19.</intent-filter> 

20.</activity> 

21.</application> 

22. 

23.<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" /> 

24.<uses-permission android:name="android.permission.CHANGE_WIFI_STATE" /> 

25.<uses-permission android:name="android.permission.WAKE_LOCK" /> 

26.<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> 

27. 

28.</manifest>

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01.<?xml version="1.0" encoding="utf-8"?> 

02.<LinearLayout xmlns:android="http://schemas./apk/res/android" 

03.android:layout_width="fill_parent" 

04.android:layout_height="fill_parent" 

05.android:orientation="vertical" > 

06. 

07.<TextView 

08.android:layout_width="fill_parent" 

09.android:layout_height="wrap_content" 

10.android:text="@string/hello" /> 

11. 

12.<Button 

13.android:id="@+id/wifiManager_open" 

14.android:layout_width="fill_parent" 

15.android:layout_height="wrap_content" 

16.android:text="打开WiFi" /> 

17. 

18.<Button 

19.android:id="@+id/wifiManager_close" 

20.android:layout_width="fill_parent" 

21.android:layout_height="wrap_content" 

22.android:text="关闭WiFi" /> 

23. 

24.<Button 

25.android:id="@+id/wifiManager_check" 

26.android:layout_width="fill_parent" 

27.android:layout_height="wrap_content" 

28.android:text="显示WiFi状态" /> 

29. 

30.<Button 

31.android:id="@+id/wifiManager_WIFI_SETTINGS" 

32.android:layout_width="fill_parent" 

33.android:layout_height="wrap_content" 

34.android:text="WiFi网络设置" /> 

35. 

36.<Button 

37.android:id="@+id/threeGManager_State" 

38.android:layout_width="fill_parent" 

39.android:layout_height="wrap_content" 

40.android:text="显示3G边境状态" /> 

41. 

42.<Button 

43.android:id="@+id/wifiManager_WIRELESS_SETTINGS" 

44.android:layout_width="fill_parent" 

45.android:layout_height="wrap_content" 

46.android:text="<a href="http://www./network/nwwx/" target="_blank" class="keylink">无线网络</a>配置" /> 

47. 

48.</LinearLayout>

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001.package com.entel.research; 

002. 

003.import android.app.Activity; 

004.import android.content.Context; 

005.import android.content.Intent; 

006.import android.net.ConnectivityManager; 

007.import android.net.NetworkInfo.State; 

008.import android.net.wifi.WifiManager; 

009.import android.os.Bundle; 

010.import android.provider.Settings; 

011.import android.view.View; 

012.import android.view.View.OnClickListener; 

013.import android.widget.Button; 

014.import android.widget.Toast; 

015. 

016.public class WifiManagerActivity extends Activity 

017.{ 

018.@Override 

019.public void onCreate(Bundle savedInstanceState) 

020.{ 

021.super.onCreate(savedInstanceState); 

022.setContentView(R.layout.main); 

023. 

024.Button wifiManager_open = (Button) findViewById(R.id.wifiManager_open); 

025.Button wifiManager_close = (Button) findViewById(R.id.wifiManager_close); 

026.Button wifiManager_check = (Button) findViewById(R.id.wifiManager_check); 

027.Button wifiManager_WIFI_SETTINGS = (Button) findViewById(R.id.wifiManager_WIFI_SETTINGS); 

028.Button wifiManager_WIRELESS_SETTINGS = (Button) findViewById(R.id.wifiManager_WIRELESS_SETTINGS); 

029. 

030.Button threeGManager_State = (Button) findViewById(R.id.threeGManager_State); 

031. 

032.final WifiManager wifiManager = (WifiManager) WifiManagerActivity.this 

033..getSystemService(Context.WIFI_SERVICE); 

034.final ConnectivityManager conMan = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE); 

035. 

036.wifiManager_open.setOnClickListener(new OnClickListener() 

037.{ 

038.public void onClick(View v) 

039.{ 

040.wifiManager.setWifiEnabled(true); 

041.Toast.makeText(WifiManagerActivity.this, "Wifi开启", 

042.Toast.LENGTH_SHORT).show(); 

043.} 

044.}); 

045. 

046.wifiManager_close.setOnClickListener(new OnClickListener() 

047.{ 

048.public void onClick(View v) 

049.{ 

050.if (wifiManager.isWifiEnabled()) 

051.{ 

052.wifiManager.setWifiEnabled(false); 

053.Toast.makeText(WifiManagerActivity.this, "Wifi关闭", 

054.Toast.LENGTH_SHORT).show(); 

055.} 

056.Toast.makeText(WifiManagerActivity.this, "Wifi关闭", 

057.Toast.LENGTH_SHORT).show(); 

058.} 

059.}); 

060. 

061.wifiManager_check.setOnClickListener(new OnClickListener() 

062.{ 

063.public void onClick(View v) 

064.{ 

065.String result = null; 

066.switch (wifiManager.getWifiState()) 

067.{ 

068.case WifiManager.WIFI_STATE_DISABLED: 

069.result = "WIFI已关闭"; 

070.break; 

071.case WifiManager.WIFI_STATE_DISABLING: 

072.result = "WIFI正在关闭中"; 

073.break; 

074.case WifiManager.WIFI_STATE_ENABLED: 

075.result = "WIFI已启用"; 

076.break; 

077.case WifiManager.WIFI_STATE_ENABLING: 

078.result = "WIFI正在启动中"; 

079.break; 

080.case WifiManager.WIFI_STATE_UNKNOWN: 

081.result = "未知WIFI状态"; 

082.break; 

083.} 

084.Toast.makeText(WifiManagerActivity.this, result, Toast.LENGTH_SHORT) 

085..show(); 

086.} 

087.}); 

088. 

089.wifiManager_WIFI_SETTINGS.setOnClickListener(new OnClickListener() 

090.{ 

091.public void onClick(View v) 

092.{ 

093.startActivity(new Intent(Settings.ACTION_WIFI_SETTINGS)); 

094.} 

095.}); 

096. 

097.threeGManager_State.setOnClickListener(new OnClickListener() 

098.{ 

099.public void onClick(View v) 

100.{ 

101.State mobile = conMan.getNetworkInfo( 

102.ConnectivityManager.TYPE_MOBILE).getState(); 

103.Toast.makeText(WifiManagerActivity.this, mobile.toString(), 

104.Toast.LENGTH_SHORT).show(); 

105.} 

106.}); 

107. 

108.wifiManager_WIRELESS_SETTINGS.setOnClickListener(new OnClickListener() 

109.{ 

110.public void onClick(View v) 

111.{ 

112.startActivity(new Intent(Settings.ACTION_WIRELESS_SETTINGS)); 

113.} 

114.}); 

115.} 

116.}