144 lines
3.9 KiB
C++
144 lines
3.9 KiB
C++
/**
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* WiFiManagerParameter child class example
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*/
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#include <WiFiManager.h> // https://github.com/tzapu/WiFiManager
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#include <Arduino.h>
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#include <EEPROM.h>
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#define SETUP_PIN 0
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class IPAddressParameter : public WiFiManagerParameter {
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public:
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IPAddressParameter(const char *id, const char *placeholder, IPAddress address)
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: WiFiManagerParameter("") {
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init(id, placeholder, address.toString().c_str(), 16, "", WFM_LABEL_BEFORE);
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}
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bool getValue(IPAddress &ip) {
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return ip.fromString(WiFiManagerParameter::getValue());
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}
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};
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class IntParameter : public WiFiManagerParameter {
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public:
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IntParameter(const char *id, const char *placeholder, long value, const uint8_t length = 10)
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: WiFiManagerParameter("") {
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init(id, placeholder, String(value).c_str(), length, "", WFM_LABEL_BEFORE);
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}
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long getValue() {
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return String(WiFiManagerParameter::getValue()).toInt();
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}
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};
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class FloatParameter : public WiFiManagerParameter {
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public:
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FloatParameter(const char *id, const char *placeholder, float value, const uint8_t length = 10)
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: WiFiManagerParameter("") {
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init(id, placeholder, String(value).c_str(), length, "", WFM_LABEL_BEFORE);
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}
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float getValue() {
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return String(WiFiManagerParameter::getValue()).toFloat();
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}
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};
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struct Settings {
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float f;
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int i;
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char s[20];
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uint32_t ip;
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} sett;
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void setup() {
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WiFi.mode(WIFI_STA); // explicitly set mode, esp defaults to STA+AP
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pinMode(SETUP_PIN, INPUT_PULLUP);
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Serial.begin(115200);
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//Delay to push SETUP button
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Serial.println("Press setup button");
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for (int sec = 3; sec > 0; sec--) {
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Serial.print(sec);
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Serial.print("..");
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delay(1000);
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}
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// warning for example only, this will initialize empty memory into your vars
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// always init flash memory or add some checksum bits
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EEPROM.begin( 512 );
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EEPROM.get(0, sett);
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Serial.println("Settings loaded");
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if (digitalRead(SETUP_PIN) == LOW) {
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// Button pressed
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Serial.println("SETUP");
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WiFiManager wm;
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sett.s[19] = '\0'; //add null terminator at the end cause overflow
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WiFiManagerParameter param_str( "str", "param_string", sett.s, 20);
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FloatParameter param_float( "float", "param_float", sett.f);
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IntParameter param_int( "int", "param_int", sett.i);
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IPAddress ip(sett.ip);
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IPAddressParameter param_ip("ip", "param_ip", ip);
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wm.addParameter( ¶m_str );
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wm.addParameter( ¶m_float );
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wm.addParameter( ¶m_int );
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wm.addParameter( ¶m_ip );
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//SSID & password parameters already included
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wm.startConfigPortal();
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strncpy(sett.s, param_str.getValue(), 20);
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sett.s[19] = '\0';
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sett.f = param_float.getValue();
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sett.i = param_int.getValue();
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Serial.print("String param: ");
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Serial.println(sett.s);
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Serial.print("Float param: ");
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Serial.println(sett.f);
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Serial.print("Int param: ");
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Serial.println(sett.i, DEC);
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if (param_ip.getValue(ip)) {
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sett.ip = ip;
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Serial.print("IP param: ");
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Serial.println(ip);
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} else {
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Serial.println("Incorrect IP");
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}
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EEPROM.put(0, sett);
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if (EEPROM.commit()) {
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Serial.println("Settings saved");
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} else {
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Serial.println("EEPROM error");
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}
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}
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else {
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Serial.println("WORK");
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//connect to saved SSID
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WiFi.begin();
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//do smth
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Serial.print("String param: ");
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Serial.println(sett.s);
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Serial.print("Float param: ");
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Serial.println(sett.f);
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Serial.print("Int param: ");
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Serial.println(sett.i, DEC);
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Serial.print("IP param: ");
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IPAddress ip(sett.ip);
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Serial.println(ip);
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}
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}
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void loop() {
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}
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