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-rw-r--r--examples/activeqt/opengl/globjwin.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/examples/activeqt/opengl/globjwin.h b/examples/activeqt/opengl/globjwin.h
index cd9a8d9..64006b1 100644
--- a/examples/activeqt/opengl/globjwin.h
+++ b/examples/activeqt/opengl/globjwin.h
@@ -55,7 +55,7 @@ class GLObjectWindow : public QWidget
Q_OBJECT
public:
- GLObjectWindow(QWidget *parent = 0);
+ explicit GLObjectWindow(QWidget *parent = nullptr);
};
#endif