- android的热点功能不可见,用了反射的技术搞定之外。
- Eclipse设置语言为utf-8才能查看中文注释
上代码:
MainActivity.java
- package com.widget.hotspot;
- import android.os.Bundle;
- import android.app.Activity;
- import android.content.BroadcastReceiver;
- import android.content.Context;
- import android.content.Intent;
- import android.content.IntentFilter;
- import android.util.Log;
- import android.view.Menu;
- import android.view.View;
- import android.widget.Button;
- public class MainActivity extends Activity {
- public static final String TAG = "MainActivity";
- private Button mBtn1, mBtn2;
- private WifiAdmin mWifiAdmin;
- private Context mContext = null;
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- mContext = this;
- setContentView(R.layout.activity_main);
- mBtn1 = (Button)findViewById(R.id.button1);
- mBtn2 = (Button)findViewById(R.id.button2);
- mBtn1.setText("点击连接Wifi");
- mBtn2.setText("点击创建Wifi热点");
- mBtn1.setOnClickListener(new Button.OnClickListener() {
- @Override
- public void onClick(View v) {
- // TODO Auto-generated method stub
- mWifiAdmin = new WifiAdmin(mContext) {
- @Override
- public void myUnregisterReceiver(BroadcastReceiver receiver) {
- // TODO Auto-generated method stub
- MainActivity.this.unregisterReceiver(receiver);
- }
- @Override
- public Intent myRegisterReceiver(BroadcastReceiver receiver,
- IntentFilter filter) {
- // TODO Auto-generated method stub
- MainActivity.this.registerReceiver(receiver, filter);
- return null;
- }
- @Override
- public void onNotifyWifiConnected() {
- // TODO Auto-generated method stub
- Log.v(TAG, "have connected success!");
- Log.v(TAG, "###############################");
- }
- @Override
- public void onNotifyWifiConnectFailed() {
- // TODO Auto-generated method stub
- Log.v(TAG, "have connected failed!");
- Log.v(TAG, "###############################");
- }
- };
- mWifiAdmin.openWifi();
- mWifiAdmin.addNetwork(mWifiAdmin.createWifiInfo("YOU_WIFI", "MM123456", WifiAdmin.TYPE_WPA));
- }
- });
- mBtn2.setOnClickListener(new Button.OnClickListener() {
- @Override
- public void onClick(View v) {
- // TODO Auto-generated method stub
- WifiApAdmin wifiAp = new WifiApAdmin(mContext);
- wifiAp.startWifiAp("\"HotSpot\"", "hhhhhh123");
- }
- });
- }
- @Override
- public boolean onCreateOptionsMenu(Menu menu) {
- // Inflate the menu; this adds items to the action bar if it is present.
- getMenuInflater().inflate(R.menu.activity_main, menu);
- return true;
- }
- @Override
- public void onResume() {
- super.onResume();
- Log.d("Rssi", "Registered");
- }
- @Override
- public void onPause() {
- super.onPause();
- Log.d("Rssi", "Unregistered");
- }
- }
WifiAdmin.java
参考了://http://blog.****.net/yuanbohx/article/details/8109042
- package com.widget.hotspot;
- import java.util.List;
- import java.util.Timer;
- import java.util.TimerTask;
- import android.content.BroadcastReceiver;
- import android.content.Context;
- import android.content.Intent;
- import android.content.IntentFilter;
- import android.net.ConnectivityManager;
- import android.net.NetworkInfo;
- import android.net.NetworkInfo.DetailedState;
- import android.net.wifi.ScanResult;
- import android.net.wifi.WifiConfiguration;
- import android.net.wifi.WifiInfo;
- import android.net.wifi.WifiManager;
- import android.net.wifi.WifiManager.WifiLock;
- import android.util.Log;
- public abstract class WifiAdmin {
- private static final String TAG = "WifiAdmin";
- private WifiManager mWifiManager;
- private WifiInfo mWifiInfo;
- // 扫描出的网络连接列表
- private List<ScanResult> mWifiList;
- private List<WifiConfiguration> mWifiConfiguration;
- private WifiLock mWifiLock;
- private String mPasswd = "";
- private String mSSID = "";
- private Context mContext = null;
- public WifiAdmin(Context context) {
- mContext = context;
- // 取得WifiManager对象
- mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
- // 取得WifiInfo对象
- mWifiInfo = mWifiManager.getConnectionInfo();
- Log.v(TAG, "getIpAddress = " + mWifiInfo.getIpAddress());
- }
- // 打开WIFI
- public void openWifi() {
- if (!mWifiManager.isWifiEnabled()) {
- mWifiManager.setWifiEnabled(true);
- }
- }
- // 关闭WIFI
- public void closeWifi() {
- if (mWifiManager.isWifiEnabled()) {
- mWifiManager.setWifiEnabled(false);
- }
- }
- public abstract Intent myRegisterReceiver(BroadcastReceiver receiver, IntentFilter filter);
- public abstract void myUnregisterReceiver(BroadcastReceiver receiver);
- public abstract void onNotifyWifiConnected();
- public abstract void onNotifyWifiConnectFailed();
- // 添加一个网络并连接
- public void addNetwork(WifiConfiguration wcg) {
- register();
- WifiApAdmin.closeWifiAp(mContext);
- int wcgID = mWifiManager.addNetwork(wcg);
- boolean b = mWifiManager.enableNetwork(wcgID, true);
- }
- public static final int TYPE_NO_PASSWD = 0x11;
- public static final int TYPE_WEP = 0x12;
- public static final int TYPE_WPA = 0x13;
- public void addNetwork(String ssid, String passwd, int type) {
- if (ssid == null || passwd == null || ssid.equals("")) {
- Log.e(TAG, "addNetwork() ## nullpointer error!");
- return;
- }
- if (type != TYPE_NO_PASSWD && type != TYPE_WEP && type != TYPE_WPA) {
- Log.e(TAG, "addNetwork() ## unknown type = " + type);
- }
- stopTimer();
- unRegister();
- addNetwork(createWifiInfo(ssid, passwd, type));
- }
- private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
- @Override
- public void onReceive(Context context, Intent intent) {
- // TODO Auto-generated method stub
- if (intent.getAction().equals(WifiManager.RSSI_CHANGED_ACTION)) {
- Log.d(TAG, "RSSI changed");
- //有可能是正在获取,或者已经获取了
- Log.d(TAG, " intent is " + WifiManager.RSSI_CHANGED_ACTION);
- if (isWifiContected(mContext) == WIFI_CONNECTED) {
- stopTimer();
- onNotifyWifiConnected();
- unRegister();
- } else if (isWifiContected(mContext) == WIFI_CONNECT_FAILED) {
- stopTimer();
- closeWifi();
- onNotifyWifiConnectFailed();
- unRegister();
- } else if (isWifiContected(mContext) == WIFI_CONNECTING) {
- }
- }
- }
- };
- private final int STATE_REGISTRING = 0x01;
- private final int STATE_REGISTERED = 0x02;
- private final int STATE_UNREGISTERING = 0x03;
- private final int STATE_UNREGISTERED = 0x04;
- private int mHaveRegister = STATE_UNREGISTERED;
- private synchronized void register() {
- Log.v(TAG, "register() ##mHaveRegister = " + mHaveRegister);
- if (mHaveRegister == STATE_REGISTRING
- || mHaveRegister == STATE_REGISTERED) {
- return ;
- }
- mHaveRegister = STATE_REGISTRING;
- myRegisterReceiver(mBroadcastReceiver, new IntentFilter(WifiManager.RSSI_CHANGED_ACTION));
- mHaveRegister = STATE_REGISTERED;
- startTimer();
- }
- private synchronized void unRegister() {
- Log.v(TAG, "unRegister() ##mHaveRegister = " + mHaveRegister);
- if (mHaveRegister == STATE_UNREGISTERED
- || mHaveRegister == STATE_UNREGISTERING) {
- return ;
- }
- mHaveRegister = STATE_UNREGISTERING;
- myUnregisterReceiver(mBroadcastReceiver);
- mHaveRegister = STATE_UNREGISTERED;
- }
- private Timer mTimer = null;
- private void startTimer() {
- if (mTimer != null) {
- stopTimer();
- }
- mTimer = new Timer(true);
- // mTimer.schedule(mTimerTask, 0, 20 * 1000);// 20s
- mTimer.schedule(mTimerTask, 30 * 1000);
- }
- private TimerTask mTimerTask = new TimerTask() {
- @Override
- public void run() {
- // TODO Auto-generated method stub
- Log.e(TAG, "timer out!");
- onNotifyWifiConnectFailed();
- unRegister();
- }
- };
- private void stopTimer() {
- if (mTimer != null) {
- mTimer.cancel();
- mTimer = null;
- }
- }
- @Override
- protected void finalize() {
- try {
- super.finalize();
- unRegister();
- } catch (Throwable e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
- public WifiConfiguration createWifiInfo(String SSID, String password, int type) {
- Log.v(TAG, "SSID = " + SSID + "## Password = " + password + "## Type = " + 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) {
- mWifiManager.removeNetwork(tempConfig.networkId);
- }
- // 分为三种情况:1没有密码2用wep加密3用wpa加密
- if (type == TYPE_NO_PASSWD) {// WIFICIPHER_NOPASS
- config.wepKeys[0] = "";
- config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
- config.wepTxKeyIndex = 0;
- } else if (type == TYPE_WEP) { // 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;
- } else if (type == TYPE_WPA) { // 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;
- }
- public static final int WIFI_CONNECTED = 0x01;
- public static final int WIFI_CONNECT_FAILED = 0x02;
- public static final int WIFI_CONNECTING = 0x03;
- /**
- * 判断wifi是否连接成功,不是network
- *
- * @param context
- * @return
- */
- public int isWifiContected(Context context) {
- ConnectivityManager connectivityManager = (ConnectivityManager) context
- .getSystemService(Context.CONNECTIVITY_SERVICE);
- NetworkInfo wifiNetworkInfo = connectivityManager
- .getNetworkInfo(ConnectivityManager.TYPE_WIFI);
- Log.v(TAG, "isConnectedOrConnecting = " + wifiNetworkInfo.isConnectedOrConnecting());
- Log.d(TAG, "wifiNetworkInfo.getDetailedState() = " + wifiNetworkInfo.getDetailedState());
- if (wifiNetworkInfo.getDetailedState() == DetailedState.OBTAINING_IPADDR
- || wifiNetworkInfo.getDetailedState() == DetailedState.CONNECTING) {
- return WIFI_CONNECTING;
- } else if (wifiNetworkInfo.getDetailedState() == DetailedState.CONNECTED) {
- return WIFI_CONNECTED;
- } else {
- Log.d(TAG, "getDetailedState() == " + wifiNetworkInfo.getDetailedState());
- return WIFI_CONNECT_FAILED;
- }
- }
- private WifiConfiguration IsExsits(String SSID) {
- List<WifiConfiguration> existingConfigs = mWifiManager.getConfiguredNetworks();
- for (WifiConfiguration existingConfig : existingConfigs) {
- if (existingConfig.SSID.equals("\"" + SSID + "\"") /*&& existingConfig.preSharedKey.equals("\"" + password + "\"")*/) {
- return existingConfig;
- }
- }
- return null;
- }
- // 断开指定ID的网络
- public void disconnectWifi(int netId) {
- mWifiManager.disableNetwork(netId);
- mWifiManager.disconnect();
- }
- // 检查当前WIFI状态
- public int checkState() {
- return mWifiManager.getWifiState();
- }
- // 锁定WifiLock
- public void acquireWifiLock() {
- mWifiLock.acquire();
- }
- // 解锁WifiLock
- public void releaseWifiLock() {
- // 判断时候锁定
- if (mWifiLock.isHeld()) {
- mWifiLock.acquire();
- }
- }
- // 创建一个WifiLock
- public void creatWifiLock() {
- mWifiLock = mWifiManager.createWifiLock("Test");
- }
- // 得到配置好的网络
- public List<WifiConfiguration> getConfiguration() {
- return mWifiConfiguration;
- }
- // 指定配置好的网络进行连接
- public void connectConfiguration(int index) {
- // 索引大于配置好的网络索引返回
- if (index > mWifiConfiguration.size()) {
- return;
- }
- // 连接配置好的指定ID的网络
- mWifiManager.enableNetwork(mWifiConfiguration.get(index).networkId,
- true);
- }
- public void startScan() {
- mWifiManager.startScan();
- mWifiList = mWifiManager.getScanResults();
- mWifiConfiguration = mWifiManager.getConfiguredNetworks();
- }
- // 得到网络列表
- public List<ScanResult> getWifiList() {
- return mWifiList;
- }
- // 查看扫描结果
- public StringBuilder lookUpScan() {
- StringBuilder stringBuilder = new StringBuilder();
- for (int i = 0; i < mWifiList.size(); i++) {
- stringBuilder
- .append("Index_" + new Integer(i + 1).toString() + ":");
- // 将ScanResult信息转换成一个字符串包
- // 其中把包括:BSSID、SSID、capabilities、frequency、level
- stringBuilder.append((mWifiList.get(i)).toString());
- stringBuilder.append("/n");
- }
- return stringBuilder;
- }
- // 得到MAC地址
- public String getMacAddress() {
- return (mWifiInfo == null) ? "NULL" : mWifiInfo.getMacAddress();
- }
- // 得到接入点的BSSID
- public String getBSSID() {
- return (mWifiInfo == null) ? "NULL" : mWifiInfo.getBSSID();
- }
- // 得到IP地址
- public int getIPAddress() {
- return (mWifiInfo == null) ? 0 : mWifiInfo.getIpAddress();
- }
- // 得到连接的ID
- public int getNetworkId() {
- return (mWifiInfo == null) ? 0 : mWifiInfo.getNetworkId();
- }
- // 得到WifiInfo的所有信息包
- public String getWifiInfo() {
- return (mWifiInfo == null) ? "NULL" : mWifiInfo.toString();
- }
- }
WifiApAdmin.java
参考了 http://blog.****.net/cxlmax/article/details/7827102
- package com.widget.hotspot;
- import java.lang.reflect.InvocationTargetException;
- import java.lang.reflect.Method;
- import java.util.Timer;
- import java.util.TimerTask;
- import android.content.Context;
- import android.net.wifi.WifiConfiguration;
- import android.net.wifi.WifiManager;
- import android.util.Log;
- /**
- * 创建热点
- *
- */
- public class WifiApAdmin {
- public static final String TAG = "WifiApAdmin";
- public static void closeWifiAp(Context context) {
- WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
- closeWifiAp(wifiManager);
- }
- private WifiManager mWifiManager = null;
- private Context mContext = null;
- public WifiApAdmin(Context context) {
- mContext = context;
- mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
- closeWifiAp(mWifiManager);
- }
- private String mSSID = "";
- private String mPasswd = "";
- public void startWifiAp(String ssid, String passwd) {
- mSSID = ssid;
- mPasswd = passwd;
- if (mWifiManager.isWifiEnabled()) {
- mWifiManager.setWifiEnabled(false);
- }
- stratWifiAp();
- MyTimerCheck timerCheck = new MyTimerCheck() {
- @Override
- public void doTimerCheckWork() {
- // TODO Auto-generated method stub
- if (isWifiApEnabled(mWifiManager)) {
- Log.v(TAG, "Wifi enabled success!");
- this.exit();
- } else {
- Log.v(TAG, "Wifi enabled failed!");
- }
- }
- @Override
- public void doTimeOutWork() {
- // TODO Auto-generated method stub
- this.exit();
- }
- };
- timerCheck.start(15, 1000);
- }
- public void stratWifiAp() {
- Method method1 = null;
- try {
- method1 = mWifiManager.getClass().getMethod("setWifiApEnabled",
- WifiConfiguration.class, boolean.class);
- WifiConfiguration netConfig = new WifiConfiguration();
- netConfig.SSID = mSSID;
- netConfig.preSharedKey = mPasswd;
- netConfig.allowedAuthAlgorithms
- .set(WifiConfiguration.AuthAlgorithm.OPEN);
- netConfig.allowedProtocols.set(WifiConfiguration.Protocol.RSN);
- netConfig.allowedProtocols.set(WifiConfiguration.Protocol.WPA);
- netConfig.allowedKeyManagement
- .set(WifiConfiguration.KeyMgmt.WPA_PSK);
- netConfig.allowedPairwiseCiphers
- .set(WifiConfiguration.PairwiseCipher.CCMP);
- netConfig.allowedPairwiseCiphers
- .set(WifiConfiguration.PairwiseCipher.TKIP);
- netConfig.allowedGroupCiphers
- .set(WifiConfiguration.GroupCipher.CCMP);
- netConfig.allowedGroupCiphers
- .set(WifiConfiguration.GroupCipher.TKIP);
- method1.invoke(mWifiManager, netConfig, true);
- } catch (IllegalArgumentException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (IllegalAccessException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (InvocationTargetException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (SecurityException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (NoSuchMethodException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
- private static void closeWifiAp(WifiManager wifiManager) {
- if (isWifiApEnabled(wifiManager)) {
- try {
- Method method = wifiManager.getClass().getMethod("getWifiApConfiguration");
- method.setAccessible(true);
- WifiConfiguration config = (WifiConfiguration) method.invoke(wifiManager);
- Method method2 = wifiManager.getClass().getMethod("setWifiApEnabled", WifiConfiguration.class, boolean.class);
- method2.invoke(wifiManager, config, false);
- } catch (NoSuchMethodException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (IllegalArgumentException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (IllegalAccessException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (InvocationTargetException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
- }
- private static boolean isWifiApEnabled(WifiManager wifiManager) {
- try {
- Method method = wifiManager.getClass().getMethod("isWifiApEnabled");
- method.setAccessible(true);
- return (Boolean) method.invoke(wifiManager);
- } catch (NoSuchMethodException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- } catch (Exception e) {
- e.printStackTrace();
- }
- return false;
- }
- }
MyTimeCheck.java
- package com.widget.hotspot;
- public abstract class MyTimerCheck {
- private int mCount = 0;
- private int mTimeOutCount = 1;
- private int mSleepTime = 1000; // 1s
- private boolean mExitFlag = false;
- private Thread mThread = null;
- /**
- * Do not process UI work in this.
- */
- public abstract void doTimerCheckWork();
- public abstract void doTimeOutWork();
- public MyTimerCheck() {
- mThread = new Thread(new Runnable() {
- @Override
- public void run() {
- // TODO Auto-generated method stub
- while (!mExitFlag) {
- mCount++;
- if (mCount < mTimeOutCount) {
- doTimerCheckWork();
- try {
- mThread.sleep(mSleepTime);
- } catch (InterruptedException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- exit();
- }
- } else {
- doTimeOutWork();
- }
- }
- }
- });
- }
- /**
- * start
- * @param times How many times will check?
- * @param sleepTime ms, Every check sleep time.
- */
- public void start(int timeOutCount, int sleepTime) {
- mTimeOutCount = timeOutCount;
- mSleepTime = sleepTime;
- mThread.start();
- }
- public void exit() {
- mExitFlag = true;
- }
- }
xml布局简单不上了,
效果自己试试看打印就知道了