CMakeLists.txt

cmake_minimum_required(VERSION 3.26)
project(socket)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)

set(CMAKE_PREFIX_PATH "C:/Qt/6.4.3/mingw_64/lib/cmake")
set(QRC_SOURCE_FILES resources.qrc)

find_package(Qt6 COMPONENTS
        Core
        Gui
        Widgets
        REQUIRED)

qt_add_resources(${QRC_SOURCE_FILES})

if (CMAKE-BUILD-TYPE MATCHES "Debug")
    add_executable(socket main.cpp
            mainwindow.cpp
            mainwindow.h
            mainwindow.ui
            def.h
            util.cpp
            util.h
            ${QRC_SOURCE_FILES}
    )
else ()
    add_executable(socket WIN32 main.cpp
            mainwindow.cpp
            mainwindow.h
            mainwindow.ui
            def.h
            util.cpp
            util.h
            ${QRC_SOURCE_FILES}
    )
endif ()

target_link_libraries(socket
        Qt::Core
        Qt::Gui
        Qt::Widgets
)

if (WIN32 AND NOT DEFINED CMAKE_TOOLCHAIN_FILE)
    target_link_libraries(socket -lwsock32)
    target_link_libraries(socket ws2_32.lib)
    set(DEBUG_SUFFIX)
    if (MSVC AND CMAKE_BUILD_TYPE MATCHES "Debug")
        set(DEBUG_SUFFIX "d")
    endif ()
    set(QT_INSTALL_PATH "${CMAKE_PREFIX_PATH}")
    if (NOT EXISTS "${QT_INSTALL_PATH}/bin")
        set(QT_INSTALL_PATH "${QT_INSTALL_PATH}/..")
        if (NOT EXISTS "${QT_INSTALL_PATH}/bin")
            set(QT_INSTALL_PATH "${QT_INSTALL_PATH}/..")
        endif ()
    endif ()
    if (EXISTS "${QT_INSTALL_PATH}/plugins/platforms/qwindows${DEBUG_SUFFIX}.dll")
        add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
                COMMAND ${CMAKE_COMMAND} -E make_directory
                "$<TARGET_FILE_DIR:${PROJECT_NAME}>/plugins/platforms/")
        add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
                COMMAND ${CMAKE_COMMAND} -E copy
                "${QT_INSTALL_PATH}/plugins/platforms/qwindows${DEBUG_SUFFIX}.dll"
                "$<TARGET_FILE_DIR:${PROJECT_NAME}>/plugins/platforms/")
    endif ()
    foreach (QT_LIB Core Gui Widgets)
        add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
                COMMAND ${CMAKE_COMMAND} -E copy
                "${QT_INSTALL_PATH}/bin/Qt6${QT_LIB}${DEBUG_SUFFIX}.dll"
                "$<TARGET_FILE_DIR:${PROJECT_NAME}>")
    endforeach (QT_LIB)
endif ()