en/latest/speaker__ctrl__handler_8hpp_source.html

 #ifndef _SPEAKER_CONTROL_HPP
 #define _SPEAKER_CONTROL_HPP

 #include "parent_handler.hpp"

 #include "event_handler_util.hpp"

 #include "frozen.h"
 #include "mgos.h"
 #include "mgos_mqtt.h"

 class SpeakerCtrlHandler : public ParentHandler {
  public:
   HandlerError handleRequest(struct mg_connection* mgCon,
                              struct mg_str*        message,
                              char*                 commandName,
                              char*                 response);
   HandlerError handleReport(char* stateReport);
   ~SpeakerCtrlHandler(void){};
   SpeakerCtrlHandler(void);

   static void pwrInputIntHandler(int pin, void* arg);

   void checkPotVoltage(void);

  private:
   void updatePotAdcVal(void);

   HandlerError switchPwr(const bool& isPowerOn);
   HandlerError setVolume(const int32_t& targetVolume);
   HandlerError setMute(const bool& isMuted);
   HandlerError changeWiperDir(const bool& isUp);
   bool         switchIsOn_;
   int32_t      currentVolume_;
   bool         isMuted_;
   int32_t      lastKnownPotAdcVal_;
 };

 #endif

SpeakerCtrlHandler::handleReport
HandlerError handleReport(char *stateReport)
handle preparing report for the speaker handler used when the handler needs to respond to the ...
Definition: speaker_ctrl_handler.cpp:172

event_handler_util.hpp
header file for event handler utils

SpeakerCtrlHandler::checkPotVoltage
void checkPotVoltage(void)
called by the main polling function to check and update the pot voltage if necessary read the adc vol...
Definition: speaker_ctrl_handler.cpp:277

SpeakerCtrlHandler
Definition: speaker_ctrl_handler.hpp:26

SpeakerCtrlHandler::pwrInputIntHandler
static void pwrInputIntHandler(int pin, void *arg)
handler function for when the user turn on/off the physical pot on the speaker This function will eit...
Definition: speaker_ctrl_handler.cpp:40

SpeakerCtrlHandler::handleRequest
HandlerError handleRequest(struct mg_connection *mgCon, struct mg_str *message, char *commandName, char *response)
function to handle request passed by aws mqtt Depending on the reques type, the handler will either m...
Definition: speaker_ctrl_handler.cpp:89

parent_handler.hpp
contain class declaration for the ParentHandler class

HandlerError
HandlerError
enum defining errors that the system(including master handler and other child handler) may have ...
Definition: event_handler_util.hpp:37

ParentHandler
the parent handler class that is the blueprint for other child handlers to implement, it also defines a couple functions that child handler can use
Definition: parent_handler.hpp:31

SpeakerCtrlHandler::SpeakerCtrlHandler
SpeakerCtrlHandler(void)
Construct a new Speaker Ctrl Handler:: Speaker Ctrl Handler object create a new spekaer handler...
Definition: speaker_ctrl_handler.cpp:61