wm_params.h

#ifndef WM_PARAMS_H
#define WM_PARAMS_H
#include <WiFiManager.h>
#include <Arduino.h>

class IPAddressParameter : public WiFiManagerParameter
{
public:
    IPAddressParameter(const char *id, const char *placeholder, IPAddress address)
        : WiFiManagerParameter("")
    {
        init(id, placeholder, address.toString().c_str(), 16, "", WFM_LABEL_BEFORE);
    }

    bool getValue(IPAddress &ip)
    {
        return ip.fromString(WiFiManagerParameter::getValue());
    }
};

class IntParameter : public WiFiManagerParameter
{
public:
    IntParameter(const char *id, const char *placeholder, long value, const uint8_t length = 10)
        : WiFiManagerParameter("")
    {
        init(id, placeholder, String(value).c_str(), length, "", WFM_LABEL_BEFORE);
    }

    long getValue()
    {
        return String(WiFiManagerParameter::getValue()).toInt();
    }
};

#endif