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LibCore+LibGUI: Make ObjectClassRegistration::construct() nullable

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This lays the groundwork for allowing the registration of abstract
core objects, which will be needed for improved GML autocomplete.
This commit is contained in:
thislooksfun 2021-10-25 20:19:28 -05:00 • committed by Andreas Kling
parent 0e537e2e1f
commit c3b0b9057e
3 changed files with 14 additions and 12 deletions
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2
Userland/Libraries/LibCore/Object.cpp
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@ -258,7 +258,7 @@ static HashMap<StringView, ObjectClassRegistration*>& object_classes()
return *map;
}
ObjectClassRegistration::ObjectClassRegistration(StringView class_name, Function<NonnullRefPtr<Object>()> factory, ObjectClassRegistration* parent_class)
ObjectClassRegistration::ObjectClassRegistration(StringView class_name, Function<RefPtr<Object>()> factory, ObjectClassRegistration* parent_class)
: m_class_name(class_name)
, m_factory(move(factory))
, m_parent_class(parent_class)

6
Userland/Libraries/LibCore/Object.h
View file

@ -32,12 +32,12 @@ class ObjectClassRegistration {
AK_MAKE_NONMOVABLE(ObjectClassRegistration);
public:
ObjectClassRegistration(StringView class_name, Function<NonnullRefPtr<Object>()> factory, ObjectClassRegistration* parent_class = nullptr);
ObjectClassRegistration(StringView class_name, Function<RefPtr<Object>()> factory, ObjectClassRegistration* parent_class = nullptr);
~ObjectClassRegistration();
String class_name() const { return m_class_name; }
const ObjectClassRegistration* parent_class() const { return m_parent_class; }
NonnullRefPtr<Object> construct() const { return m_factory(); }
RefPtr<Object> construct() const { return m_factory(); }
bool is_derived_from(const ObjectClassRegistration& base_class) const;
static void for_each(Function<void(const ObjectClassRegistration&)>);
@ -45,7 +45,7 @@ public:
private:
StringView m_class_name;
Function<NonnullRefPtr<Object>()> m_factory;
Function<RefPtr<Object>()> m_factory;
ObjectClassRegistration* m_parent_class { nullptr };
};