MQTT 订阅范例

# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: BSD-3-Clause
cmake_minimum_required(VERSION 3.16)
project(mqttsubscriptions LANGUAGES CXX)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTOUIC ON)
if(NOT DEFINED INSTALL_EXAMPLESDIR)
    set(INSTALL_EXAMPLESDIR "examples")
endif()
set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/mqtt/subscriptions")
find_package(Qt6 REQUIRED COMPONENTS Core Gui Mqtt Network Widgets)
qt_add_executable(mqttsubscriptions
    main.cpp
    mainwindow.cpp mainwindow.h mainwindow.ui
    subscriptionwindow.cpp subscriptionwindow.h subscriptionwindow.ui
)
set_target_properties(mqttsubscriptions PROPERTIES
    WIN32_EXECUTABLE TRUE
    MACOSX_BUNDLE TRUE
)
target_compile_definitions(mqttsubscriptions PUBLIC
    QT_DEPRECATED_WARNINGS
)
target_link_libraries(mqttsubscriptions PUBLIC
    Qt::Core
    Qt::Gui
    Qt::Mqtt
    Qt::Network
    Qt::Widgets
)
install(TARGETS mqttsubscriptions
    RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}"
    BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}"
    LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}"
)