4 files changed, 33 insertions, 2 deletions
diff --git a/examples/widgets/painting/shared/CMakeLists.txt b/examples/widgets/painting/shared/CMakeLists.txt
new file mode 100644
index 0000000000..4c7049e01d
--- /dev/null
+++ b/examples/widgets/painting/shared/CMakeLists.txt
@@ -0,0 +1,24 @@
+# special case: Entire file!
+
+# special case:
+add_library(painting_shared OBJECT)
+qt6_wrap_cpp(moc_files arthurwidgets.h hoverpoints.h) # no automoc for OBJECT libs:-/
+target_sources(painting_shared PRIVATE
+    arthurstyle.cpp arthurstyle.h
+    arthurwidgets.cpp arthurwidgets.h
+    hoverpoints.cpp hoverpoints.h
+    ${moc_files}
+)
+target_link_libraries(painting_shared PUBLIC Qt::Widgets)
+target_include_directories(painting_shared PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}")
+
+## Scopes:
+#####################################################################
+
+if (TARGET Qt::OpenGL OR QT_FEATURE_opengles2)
+    target_compile_definitions(painting_shared PRIVATE QT_OPENGL_SUPPORT)
+    target_link_libraries(painting_shared PRIVATE
+        Qt::OpenGL
+        Qt::Widgets
+    )
+endif()
diff --git a/examples/widgets/painting/shared/arthurwidgets.cpp b/examples/widgets/painting/shared/arthurwidgets.cpp
index 40d712c9e3..e24130e464 100644
--- a/examples/widgets/painting/shared/arthurwidgets.cpp
+++ b/examples/widgets/painting/shared/arthurwidgets.cpp
@@ -62,8 +62,10 @@
 #include <QRegularExpression>
 #include <QOffscreenSurface>
 #include <QOpenGLContext>
-#include <QOpenGLPaintDevice>
-#include <QOpenGLWindow>
+#if QT_CONFIG(opengl)
+#include <QtOpenGL/QOpenGLPaintDevice>
+#include <QtOpenGL/QOpenGLWindow>
+#endif
 
 extern QPixmap cached(const QString &img);
 
diff --git a/examples/widgets/painting/shared/hoverpoints.cpp b/examples/widgets/painting/shared/hoverpoints.cpp
index 2bf3963e9e..f834f315f9 100644
--- a/examples/widgets/painting/shared/hoverpoints.cpp
+++ b/examples/widgets/painting/shared/hoverpoints.cpp
@@ -53,6 +53,10 @@
 
 #include <algorithm>
 
+#if QT_CONFIG(opengl)
+#include <QtOpenGL/QOpenGLWindow>
+#endif
+
 #define printf
 
 HoverPoints::HoverPoints(QWidget *widget, PointShape shape)
diff --git a/examples/widgets/painting/shared/shared.pri b/examples/widgets/painting/shared/shared.pri
index cb08b00348..7e2b4df8cb 100644
--- a/examples/widgets/painting/shared/shared.pri
+++ b/examples/widgets/painting/shared/shared.pri
@@ -1,6 +1,7 @@
 INCLUDEPATH += $$PWD
 
 qtConfig(opengl) {
+    QT += opengl
     SOURCES += $$PWD/fbopaintdevice.cpp
     HEADERS += $$PWD/fbopaintdevice.h
 }