问双卡Android手机双卡状态检测

EN

PhoneServiceStateListener listener = new PhoneServiceStateListener(this);
tm.listen(listener, PhoneStateListener.LISTEN_SERVICE_STATE);


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class PhoneServiceStateListener extends PhoneStateListener {
Context context = null;

public PhoneServiceStateListener(Context context) {
    this.context = context;
}

public PhoneServiceStateListener() {
}

@Override
public void onServiceStateChanged(ServiceState serviceState) {

    if (serviceState.getState() == ServiceState.STATE_IN_SERVICE) {
        //You get this event when your SIM is in service.
        //If you get this event twice, chances are more that your phone is Dual SIM.
        //Alternatively, you can toggle Flight Mode programmatically twice so
        //that you'll get service state changed event.
    }
    super.onServiceStateChanged(serviceState);
}

}