qt-everywhere-src-5.14.1/qtbase/examples/widgets/layouts/flowlayout/flowlayout.pro

QT += widgets

HEADERS     = flowlayout.h \
              window.h
SOURCES     = flowlayout.cpp \
              main.cpp \
              window.cpp

# install
target.path = $$[QT_INSTALL_EXAMPLES]/widgets/layouts/flowlayout
INSTALLS += target