WebSockets MQTT Subscription Example | Qt MQTT 6.4.1

- Qt 6.4
- Qt MQTT
- Qt MQTT Examples
- WebSockets MQTT Subscription Example
- Qt 6.4.1 Reference Documentation

# WebSockets MQTT Subscription Example

     cmake_minimum_required(VERSION 3.16)
     project(websocketsubscription LANGUAGES CXX)

     set(CMAKE_AUTOMOC ON)

     if(NOT DEFINED INSTALL_EXAMPLESDIR)
         set(INSTALL_EXAMPLESDIR "examples")
     endif()

     set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/mqtt/websocketsubscription")

     find_package(Qt6 REQUIRED COMPONENTS Core Mqtt WebSockets)

     qt_add_executable(websocketsubscription
         clientsubscription.cpp clientsubscription.h
         main.cpp
         websocketiodevice.cpp websocketiodevice.h
     )

     set_target_properties(websocketsubscription PROPERTIES
         WIN32_EXECUTABLE FALSE
         MACOSX_BUNDLE FALSE
     )

     target_compile_definitions(websocketsubscription PUBLIC
         QT_DEPRECATED_WARNINGS
     )

     target_link_libraries(websocketsubscription PUBLIC
         Qt::Core
         Qt::Mqtt
         Qt::WebSockets
     )

     install(TARGETS websocketsubscription
         RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}"
         BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}"
         LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}"
     )