cmake_minimum_required(VERSION 3.5) project(lb LANGUAGES CXX) set(CMAKE_AUTOUIC ON) set(CMAKE_AUTOMOC ON) set(CMAKE_AUTORCC ON) find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Widgets) find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Widgets) set(CMAKE_CXX_STANDARD 20) set(CMAKE_CXX_STANDARD_REQUIRED ON) add_executable(lb lb.h lb.cpp main.cpp) target_link_libraries(lb PRIVATE Qt${QT_VERSION_MAJOR}::Widgets)