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| author | Alexey Rusakov <Kitsune-Ral@users.sf.net> | 2022-07-27 20:19:44 +0200 |
|---|---|---|
| committer | Alexey Rusakov <Kitsune-Ral@users.sf.net> | 2022-09-04 18:42:11 +0200 |
| commit | a26147582ce8cbd6a5206aee4b59de98c9dfe9b6 (patch) | |
| tree | 5206d0c2f8cbcb5baf7f8aeb5c1f0bda12e6e662 /lib/events/event.h | |
| parent | dbc78d185c4bafe03b458f9eeb7ef3af35ce2eb2 (diff) | |
| download | libquotient-a26147582ce8cbd6a5206aee4b59de98c9dfe9b6.tar.gz libquotient-a26147582ce8cbd6a5206aee4b59de98c9dfe9b6.zip | |
DEFINE_SIMPLE_EVENT: support custom JSON keys
Diffstat (limited to 'lib/events/event.h')
| -rw-r--r-- | lib/events/event.h | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/lib/events/event.h b/lib/events/event.h index b7454337..711f8fd4 100644 --- a/lib/events/event.h +++ b/lib/events/event.h @@ -6,6 +6,7 @@ #include "converters.h" #include "logging.h" #include "function_traits.h" +#include "single_key_value.h" namespace Quotient { // === event_ptr_tt<> and type casting facilities === @@ -258,6 +259,13 @@ template <typename EventT> using EventsArray = std::vector<event_ptr_tt<EventT>>; using Events = EventsArray<Event>; +#define QUO_CONTENT_GETTER_X(PartType_, PartName_, JsonKey_) \ + PartType_ PartName_() const \ + { \ + static const auto PartName_##JsonKey = JsonKey_; \ + return contentPart<PartType_>(PartName_##JsonKey); \ + } + //! \brief Define an inline method obtaining a content part //! //! This macro adds a const method that extracts a JSON value at the key @@ -266,12 +274,8 @@ using Events = EventsArray<Event>; //! \code //! contentPart<PartType_>(Quotient::toSnakeCase(#PartName_##_ls)); //! \endcode -#define QUO_CONTENT_GETTER(PartType_, PartName_) \ - PartType_ PartName_() const \ - { \ - static const auto JsonKey = toSnakeCase(#PartName_##_ls); \ - return contentPart<PartType_>(JsonKey); \ - } +#define QUO_CONTENT_GETTER(PartType_, PartName_) \ + QUO_CONTENT_GETTER_X(PartType_, PartName_, toSnakeCase(#PartName_##_ls)) // === Facilities for event class definitions === @@ -301,22 +305,20 @@ using Events = EventsArray<Event>; /// To retrieve the value the getter uses a JSON key name that corresponds to /// its own (getter's) name but written in snake_case. \p GetterName_ must be /// in camelCase, no quotes (an identifier, not a literal). -#define DEFINE_SIMPLE_EVENT(Name_, Base_, TypeId_, ValueType_, GetterName_) \ - class QUOTIENT_API Name_ : public Base_ { \ - public: \ - using content_type = ValueType_; \ - DEFINE_EVENT_TYPEID(TypeId_, Name_) \ - explicit Name_(const QJsonObject& obj) : Base_(TypeId, obj) {} \ - explicit Name_(const content_type& content) \ - : Name_(Base_::basicJson(TypeId, { { JsonKey, toJson(content) } })) \ - {} \ - auto GetterName_() const \ - { \ - return contentPart<content_type>(JsonKey); \ - } \ - static inline const auto JsonKey = toSnakeCase(#GetterName_##_ls); \ - }; \ - REGISTER_EVENT_TYPE(Name_) \ +#define DEFINE_SIMPLE_EVENT(Name_, Base_, TypeId_, ValueType_, GetterName_, \ + JsonKey_) \ + class QUOTIENT_API Name_ : public Base_ { \ + public: \ + DEFINE_EVENT_TYPEID(TypeId_, Name_) \ + using value_type = ValueType_; \ + explicit Name_(const QJsonObject& obj) : Base_(TypeId, obj) {} \ + explicit Name_(const value_type& v) \ + : Name_(Base_::basicJson(TypeId, { { JsonKey, toJson(v) } })) \ + {} \ + QUO_CONTENT_GETTER_X(ValueType_, GetterName_, JsonKey) \ + static inline const auto JsonKey = toSnakeCase(#GetterName_##_ls); \ + }; \ + REGISTER_EVENT_TYPE(Name_) \ // End of macro // === is<>(), eventCast<>() and switchOnType<>() === |