CMakeLists.txt

cmake_minimum_required(VERSION 3.5)

set(project_name WindowRect)
project(${project_name} VERSION 0.1 LANGUAGES CXX)

set(CMAKE_AUTOUIC ON)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Widgets)
find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Widgets)

set(PROJECT_SOURCES
        main.cpp
        widget.cpp
        widget.h
)

add_definitions(-DAPP_VERSION="${VERSION}")

add_executable(WindowRect
    ${PROJECT_SOURCES}
)

target_link_libraries(WindowRect PRIVATE Qt${QT_VERSION_MAJOR}::Widgets)

set_target_properties(WindowRect PROPERTIES
    MACOSX_BUNDLE_GUI_IDENTIFIER my.example.com
    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
    MACOSX_BUNDLE TRUE
    WIN32_EXECUTABLE TRUE
)

# 获取 CPU 核心数量，开启 IDE 多核编译
include(ProcessorCount)
ProcessorCount(N)
message("-->Number of available processor cores: ${N}")

if(WIN32)
    if(MSVC)
        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /MP")
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
    elseif(MINGW)
        set(CMAKE_MAKE_PROGRAM "${CMAKE_MAKE_PROGRAM} -j${N}")
    endif()
elseif(UNIX)
    add_compile_options(-j${N})
endif()

if(MSVC)
    # 设置默认启动 project
    set_property(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT ${project_name})
    # Fix: Visual Studio 2022 生成的目标文件的输出目录, 移除掉 Release/Debug 的多一层文件夹
    set_target_properties(${project_name} PROPERTIES RUNTIME_OUTPUT_DIRECTORY_DEBUG "${CMAKE_BINARY_DIR}")
    set_target_properties(${project_name} PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELEASE "${CMAKE_BINARY_DIR}")
    set_target_properties(${project_name} PROPERTIES RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL "${CMAKE_BINARY_DIR}")
    set_target_properties(${project_name} PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO "${CMAKE_BINARY_DIR}")
    # 开启 MSVC 终端上的中文不乱码
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /utf-8")
    add_compile_options(/source-charset:utf-8 /execution-charset:utf-8)
    # 开启 UNICODE 等常规
    target_compile_definitions(${project_name} PRIVATE
        WIN32_LEAN_AND_MEAN                                                                  # Header files containing only the common APIs
        _CRT_SECURE_NO_WARNINGS                                                              # Unsafe functions such as strcpy, scanf, etc. are allowed
        UNICODE
        _UNICODE)
elseif(MINGW)
endif()

install(TARGETS WindowRect
    BUNDLE DESTINATION .
    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
)

if(QT_VERSION_MAJOR EQUAL 6)
    qt_finalize_executable(WindowRect)
endif()