HEADERS = knob.h SOURCES = main.cpp knob.cpp # install target.path = $$[QT_INSTALL_EXAMPLES]/touch/knobs sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS knobs.pro sources.path = $$[QT_INSTALL_EXAMPLES]/touch/knobs INSTALLS += target sources QT += widgets simulator: warning(This example might not fully work on Simulator platform)