How can the same constants be shared between C++ and QML?

QM • Qt Forum member • September 11, 2026 • 1 answers

A developer wanted one definition for many constants used from both C++ and QML.

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1 Answer

Dheerendra V Purohit

September 11, 2026 • Independent answer

✓ Accepted

Dheerendra noted that the shared values need a type visible to QML and suggested Q_GADGET as an option when QObject inheritance is unnecessary.

cpp

class Constants { Q_GADGET public: enum Value { MinValue=0, MaxValue=100 }; Q_ENUM(Value) };

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