cmake_minimum_required(VERSION 3.19)

project(test)

set(CMAKE_CXX_STANDARD 11)

set(CMAKE_AUTOMOC ON)

set(CMAKE_AUTORCC ON)

set(CMAKE_AUTOUIC ON)

set(QT_VERSION 5)

set(REQUIRED_LIBS Core Gui Widgets)

set(REQUIRED_LIBS_QUALIFIED Qt5::Core Qt5::Gui Qt5::Widgets)

add_executable(${PROJECT_NAME} main.cpp)

set(CMAKE_PREFIX_PATH "D:/software/Qt5.13.0/mingw73_64/lib/cmake/Qt5")

if (NOT CMAKE_PREFIX_PATH)

message(WARNING "CMAKE_PREFIX_PATH is not defined, you may need to set it "

"(-DCMAKE_PREFIX_PATH=\"path/to/Qt/lib/cmake\" or -DCMAKE_PREFIX_PATH=/usr/include/{host}/qt{version}/ on Ubuntu)")

endif ()

find_package(Qt${QT_VERSION} COMPONENTS ${REQUIRED_LIBS} REQUIRED)

target_link_libraries(${PROJECT_NAME} ${REQUIRED_LIBS_QUALIFIED})

#include <QApplication>

#include <QPushButton>

int main(int argc, char *argv[]) {

QApplication a(argc, argv);

QPushButton button("Hello world!", nullptr);

button.resize(200, 100);

button.show();

return QApplication::exec();

}