【www.bbyears.com--链接特效】
判断wifi网络是否链接:
代码如下
publicstaticbooleanisWiFiActive(Context inContext) {
WifiManager mWifiManager = (WifiManager) inContext
.getSystemService(Context.WIFI_SERVICE);
WifiInfo wifiInfo = mWifiManager.getConnectionInfo();
intipAddress = wifiInfo ==null?0: wifiInfo.getIpAddress();
if(mWifiManager.isWifiEnabled() && ipAddress !=0) {
System.out.println("**** WIFI is on");
returntrue;
}else{
System.out.println("**** WIFI is off");
returnfalse;
}
}
判断3G网络是否链接:
代码如下
publicstaticbooleanisNetworkAvailable( Context context) {
ConnectivityManager connectivity = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
if(connectivity ==null) {
System.out.println("**** newwork is off");
returnfalse;
}else{
NetworkInfo info = connectivity.getActiveNetworkInfo();
if(info ==null){
System.out.println("**** newwork is off");
returnfalse;
}else{
if(info.isAvailable()){
System.out.println("**** newwork is on");
returntrue;
}
}
}
System.out.println("**** newwork is off");
returnfalse;
}
相关权限:
代码如下