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-rw-r--r--examples/animation/sub-attaq/states.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/examples/animation/sub-attaq/states.h b/examples/animation/sub-attaq/states.h
index 3203b3b..71375e0 100644
--- a/examples/animation/sub-attaq/states.h
+++ b/examples/animation/sub-attaq/states.h
@@ -52,7 +52,9 @@
class GraphicsScene;
class Boat;
class SubMarine;
+QT_BEGIN_NAMESPACE
class QStateMachine;
+QT_END_NAMESPACE
class PlayState : public QState
{