Qt Auto Property Macros

PropertyHelper.h

#pragma once
#include <QObject>
//See Gist Comment for description, usage, warnings and license information
#define AUTO_PROPERTY(TYPE, NAME) \
    Q_PROPERTY(TYPE NAME READ NAME WRITE NAME NOTIFY NAME##Changed ) \
    public: \
       TYPE NAME() const { return a_##NAME ; } \
       void NAME(const TYPE& value) { \
          if (a_##NAME == value)  return; \
          a_##NAME = value; \
          emit NAME##Changed(value); \
        } \
       Q_SIGNAL void NAME##Changed(TYPE value);\
    private: \
       TYPE a_##NAME;

#define READONLY_PROPERTY(TYPE, NAME) \
    Q_PROPERTY(TYPE NAME READ NAME CONSTANT ) \
    public: \
       TYPE NAME() const { return a_##NAME ; } \
    private: \
       TYPE a_##NAME;

#define READ_PROPERTY(TYPE, NAME) \
    Q_PROPERTY(TYPE NAME READ NAME NOTIFY NAME##Changed) \
    public: \
       TYPE NAME() const { return a_##NAME ; } \
       Q_SIGNAL void NAME##Changed(TYPE value);\
    private: \
       TYPE a_##NAME;