cmake_minimum_required(VERSION 3.20)

project(FramelessHelper LANGUAGES CXX)

option(FRAMELESSHELPER_BUILD_STATIC "Build FramelessHelper as a static library." OFF)
option(FRAMELESSHELPER_BUILD_EXAMPLES "Build FramelessHelper demo applications." ON)

if(NOT DEFINED CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Release)
endif()

if(NOT (CMAKE_BUILD_TYPE STREQUAL "Debug") AND NOT DEFINED CMAKE_INTERPROCEDURAL_OPTIMIZATION)
    set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ON)
endif()

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

set(CMAKE_INCLUDE_CURRENT_DIR ON)

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

find_package(QT NAMES Qt6 Qt5 COMPONENTS Core Gui REQUIRED)
find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Core Gui REQUIRED)
find_package(QT NAMES Qt6 Qt5 COMPONENTS Quick)
find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Quick)

set(SOURCES
    framelesshelper_global.h
    framelesshelper.h
    framelesshelper.cpp
    framelesswindowsmanager.h
    framelesswindowsmanager_p.h
    framelesswindowsmanager.cpp
    utilities.h
    utilities.cpp
)

if(TARGET Qt${QT_VERSION_MAJOR}::Quick)
    list(APPEND SOURCES
        framelessquickhelper.h
        framelessquickhelper.cpp
    )
endif()

if(WIN32)
    list(APPEND SOURCES
        framelesshelper_windows.h
        qwinregistry_p.h
        qwinregistry.cpp
        utilities_win32.cpp
        framelesshelper_win32.h
        framelesshelper_win32.cpp
    )
elseif(APPLE)
    list(APPEND SOURCES utilities_macos.mm)
elseif(UNIX)
    list(APPEND SOURCES utilities_linux.cpp)
endif()

if(WIN32 AND NOT FRAMELESSHELPER_BUILD_STATIC)
    enable_language(RC)
    list(APPEND SOURCES framelesshelper.rc)
endif()

if(FRAMELESSHELPER_BUILD_STATIC)
    add_library(${PROJECT_NAME} STATIC ${SOURCES})
else()
    add_library(${PROJECT_NAME} SHARED ${SOURCES})
endif()

if(FRAMELESSHELPER_BUILD_STATIC)
    target_compile_definitions(${PROJECT_NAME} PUBLIC
        FRAMELESSHELPER_STATIC
    )
endif()

target_compile_definitions(${PROJECT_NAME} PRIVATE
    QT_NO_CAST_FROM_ASCII
    QT_NO_CAST_TO_ASCII
    QT_NO_KEYWORDS
    QT_USE_QSTRINGBUILDER
    QT_DEPRECATED_WARNINGS
    QT_DISABLE_DEPRECATED_BEFORE=0x060400
    FRAMELESSHELPER_BUILD_LIBRARY
)

target_link_libraries(${PROJECT_NAME} PRIVATE
    Qt${QT_VERSION_MAJOR}::CorePrivate
    Qt${QT_VERSION_MAJOR}::GuiPrivate
)

if(TARGET Qt${QT_VERSION_MAJOR}::Quick)
    target_link_libraries(${PROJECT_NAME} PRIVATE
        Qt${QT_VERSION_MAJOR}::Quick
    )
endif()

target_include_directories(${PROJECT_NAME} PUBLIC
    "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>"
)

if(FRAMELESSHELPER_BUILD_EXAMPLES)
    add_subdirectory(examples)
endif()