QT += opengl widgets HEADERS = glwidget.h \ helper.h \ widget.h \ window.h SOURCES = glwidget.cpp \ helper.cpp \ main.cpp \ widget.cpp \ window.cpp # install target.path = $$[QT_INSTALL_EXAMPLES]/qtbase/opengl/2dpainting sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS 2dpainting.pro sources.path = $$[QT_INSTALL_EXAMPLES]/qtbase/opengl/2dpainting INSTALLS += target sources simulator: warning(This example might not fully work on Simulator platform)