privatebooleanNetWorkStatus() {

booleannetSataus=false;
ConnectivityManager cwjManager=(ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);

cwjManager.getActiveNetworkInfo();

if(cwjManager.getActiveNetworkInfo()!=null) {
netSataus=cwjManager.getActiveNetworkInfo().isAvailable();
}

if(netSataus) {
Builder b=newAlertDialog.Builder(this).setTitle("没有可用的网络")
.setMessage("是否对网络进行设置？");
b.setPositiveButton("是",newDialogInterface.OnClickListener() {
publicvoidonClick(DialogInterface dialog,intwhichButton) {
Intent mIntent=newIntent("/");
ComponentName comp=newComponentName(
"com.android.settings",
"com.android.settings.WirelessSettings");
mIntent.setComponent(comp);
mIntent.setAction("android.intent.action.VIEW");
startActivityForResult(mIntent,0);//如果在设置完成后需要再次进行操作，可以重写操作代码，在这里不再重写
}
}).setNeutralButton("否",newDialogInterface.OnClickListener() {
publicvoidonClick(DialogInterface dialog,intwhichButton) {
dialog.cancel();
}
}).show();
}

returnnetSataus;
}