强制Android应用程序连接到特定的WiFi网络
我正在构建一个连接到某个无法访问互联网的WiFi网络的应用程序,我通过该应用程序(而不是通过设置)添加了网络配置,因此我可以启用/禁用该网络 该应用程序的工作原理如下: 1-用户按下按钮 2-我检查WiFi是否已启用,如果未启用,我将启用它。 此外,如果手机已经连接到WiFi网络,我会将其从该网络断开,然后连接到我的手机(这很好) 3-I使用以下方法连接网络(启用WiFi后): 但是,如果WiFi最初被禁用,WiFi被启用,但并不总是连接到我的网络,它有时会连接到其他配置的网络(如果可用),这似乎不起作用 我试着给我的网络一个高优先级(高于所有其他配置的网络),但没有任何区别 在启用WiFi之前,我也尝试启用网络,但没有成功 我尝试添加一个mWifiManager.disconnect();但是没有变化强制Android应用程序连接到特定的WiFi网络,android,api,wifi,Android,Api,Wifi,我正在构建一个连接到某个无法访问互联网的WiFi网络的应用程序,我通过该应用程序(而不是通过设置)添加了网络配置,因此我可以启用/禁用该网络 该应用程序的工作原理如下: 1-用户按下按钮 2-我检查WiFi是否已启用,如果未启用,我将启用它。 此外,如果手机已经连接到WiFi网络,我会将其从该网络断开,然后连接到我的手机(这很好) 3-I使用以下方法连接网络(启用WiFi后): 但是,如果WiFi最初被禁用,WiFi被启用,但并不总是连接到我的网络,它有时会连接到其他配置的网络(如果可用),这似
mWifiManager.disonnect();
mWifiManager.enableNetwork(networkId, true);
mWifiManager.reconnect();
所以我有一些问题:
Q1当您已经连接到WiFi网络时,但如果WiFi被禁用,它为什么会工作
问题2:有没有有效的方法来强制应用程序连接到特定的网络?(我正在使用Android 7.0 API 24)
这是我的密码:
int mID;
String mSSID;
String mPASSWORD;
public void connectToWiFi(String ssid, String key) {
mSSID = ssid;
mPASSWORD = key;
if (!mWifiManager.isWifiEnabled()) {
WifiUtils.withContext(mContext).enableWifi(this::enableResult);
//Also tried
// boolean wifiEnabled = mWifiManager.setWifiEnabled(true);
return;
}
connectToNetwork();
}
private void enableResult(boolean b) { //This is to make sure WiFi has been enabled successfully
Log.w(TAG, "enableResult:" + b);
if (b) {
connectToNetwork();
}
}
private void connectToNetwork() {
mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);// also tried to store the id in shared prefs and get it back here (did not work for me)
mID = getExistingNetworkId(mSSID);
if (mID == -1) {//Network has not been configured yet, so I add it
mID = addNetworkToConfiguration();
MyApplication.getInstance().getShared().setNetowrkID(mID);// store the id in shred prefs
mWifiManager.saveConfiguration();
}
boolean disconnect = mWifiManager.disconnect();
boolean result = mWifiManager.enableNetwork(mID, true);
boolean reconnect = mWifiManager.reconnect();
}
private int addNetworkToConfiguration() {
WifiConfiguration config = new WifiConfiguration();
config.SSID = quoted(mSSID);
config.status = WifiConfiguration.Status.ENABLED;
config.preSharedKey = quoted(mPASSWORD);
config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.TKIP);
config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.CCMP);
config.allowedProtocols.set(WifiConfiguration.Protocol.RSN);
config.allowedProtocols.set(WifiConfiguration.Protocol.WPA);
assignHighestPriority(config);
return mWifiManager.addNetwork(config);
}
private int getExistingNetworkId(String SSID) {
mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
List<WifiConfiguration> configuredNetworks = mWifiManager.getConfiguredNetworks();
if (configuredNetworks != null) {
for (WifiConfiguration existingConfig : configuredNetworks) {
if (areEqual(trimQuotes(existingConfig.SSID), trimQuotes(SSID))) {
return existingConfig.networkId;
}
}
}else {
Log.e(TAG,"Unable to fetch network configurations");
}
return -1;}
private void assignHighestPriority(WifiConfiguration config) {
List<WifiConfiguration> configuredNetworks = mWifiManager.getConfiguredNetworks();
if (configuredNetworks != null) {
for (WifiConfiguration existingConfig : configuredNetworks) {
if (config.priority <= existingConfig.priority) {
config.priority = existingConfig.priority + 1;
}
}
}
}
int-mID;
字符串mSSID;
字符串mPASSWORD;
public void connectToWiFi(字符串ssid,字符串键){
mSSID=ssid;
mPASSWORD=关键字;
如果(!mWifiManager.isWifiEnabled()){
WifiUtils.withContext(mContext).enableWifi(this::enableResult);
//也试过
//布尔值wifiEnabled=mWifiManager.setWifiEnabled(true);
返回;
}
connectToNetwork();
}
private void enableResult(布尔b){//这是为了确保已成功启用WiFi
Log.w(标签“enableResult:+b”);
如果(b){
connectToNetwork();
}
}
私有void connectToNetwork(){
mWifiManager=(WifiManager)mContext.getSystemService(Context.WIFI_SERVICE);//还尝试将id存储在共享pref中并返回此处(对我无效)
mID=getExistingNetworkId(mSSID);
如果(mID==-1){//Network尚未配置,那么我添加它
mID=将网络添加到配置();
MyApplication.getInstance().getShared().setNetowrkID(mID);//将id存储在shred prefs中
mWifiManager.saveConfiguration();
}
布尔disconnect=mWifiManager.disconnect();
布尔结果=mWifiManager.enableNetwork(mID,true);
boolean reconnect=mWifiManager.reconnect();
}
私有int addNetworkToConfiguration(){
WifiConfiguration config=新的WifiConfiguration();
config.SSID=引用(mSSID);
config.status=WifiConfiguration.status.ENABLED;
config.preSharedKey=quoted(mPASSWORD);
config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA\u PSK);
config.alloweGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
config.alloweGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.TKIP);
config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.CCMP);
config.allowedProtocols.set(WifiConfiguration.Protocol.RSN);
config.allowedProtocols.set(WifiConfiguration.Protocol.WPA);
分配最高优先级(配置);
返回mWifiManager.addNetwork(配置);
}
私有int getExistingNetworkId(字符串SSID){
mWifiManager=(WifiManager)mContext.getSystemService(Context.WIFI_服务);
List configuredNetworks=mWifiManager.getConfiguredNetworks();
if(configuredNetworks!=null){
对于(现有的WifiConfiguration-existingConfig:configuredNetworks){
if(等于(trimQuotes(existingConfig.SSID),trimQuotes(SSID))){
返回existingConfig.networkId;
}
}
}否则{
Log.e(标记“无法获取网络配置”);
}
返回-1;}
最高优先级(无线配置配置){
List configuredNetworks=mWifiManager.getConfiguredNetworks();
if(configuredNetworks!=null){
对于(现有的WifiConfiguration-existingConfig:configuredNetworks){
如果(config.priorityQ1),我认为您必须将此指令添加到代码中,以便重新启用wifi:
mWifiManager.setWifiEnabled(true);
问题2)除了您发布的方法外,我不知道如何强制使用wifi您找到解决方案了吗?
int mID;
String mSSID;
String mPASSWORD;
public void connectToWiFi(String ssid, String key) {
mSSID = ssid;
mPASSWORD = key;
if (!mWifiManager.isWifiEnabled()) {
WifiUtils.withContext(mContext).enableWifi(this::enableResult);
//Also tried
// boolean wifiEnabled = mWifiManager.setWifiEnabled(true);
return;
}
connectToNetwork();
}
private void enableResult(boolean b) { //This is to make sure WiFi has been enabled successfully
Log.w(TAG, "enableResult:" + b);
if (b) {
connectToNetwork();
}
}
private void connectToNetwork() {
mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);// also tried to store the id in shared prefs and get it back here (did not work for me)
mID = getExistingNetworkId(mSSID);
if (mID == -1) {//Network has not been configured yet, so I add it
mID = addNetworkToConfiguration();
MyApplication.getInstance().getShared().setNetowrkID(mID);// store the id in shred prefs
mWifiManager.saveConfiguration();
}
boolean disconnect = mWifiManager.disconnect();
boolean result = mWifiManager.enableNetwork(mID, true);
boolean reconnect = mWifiManager.reconnect();
}
private int addNetworkToConfiguration() {
WifiConfiguration config = new WifiConfiguration();
config.SSID = quoted(mSSID);
config.status = WifiConfiguration.Status.ENABLED;
config.preSharedKey = quoted(mPASSWORD);
config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.TKIP);
config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.CCMP);
config.allowedProtocols.set(WifiConfiguration.Protocol.RSN);
config.allowedProtocols.set(WifiConfiguration.Protocol.WPA);
assignHighestPriority(config);
return mWifiManager.addNetwork(config);
}
private int getExistingNetworkId(String SSID) {
mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
List<WifiConfiguration> configuredNetworks = mWifiManager.getConfiguredNetworks();
if (configuredNetworks != null) {
for (WifiConfiguration existingConfig : configuredNetworks) {
if (areEqual(trimQuotes(existingConfig.SSID), trimQuotes(SSID))) {
return existingConfig.networkId;
}
}
}else {
Log.e(TAG,"Unable to fetch network configurations");
}
return -1;}
private void assignHighestPriority(WifiConfiguration config) {
List<WifiConfiguration> configuredNetworks = mWifiManager.getConfiguredNetworks();
if (configuredNetworks != null) {
for (WifiConfiguration existingConfig : configuredNetworks) {
if (config.priority <= existingConfig.priority) {
config.priority = existingConfig.priority + 1;
}
}
}
}