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Support marshaling generic Godot.Object

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Allows using generic C# types in signals as long as they inherit
from `Godot.Object`.
This commit is contained in:
Raul Santos 2021-10-08 20:00:50 +02:00
parent 2b5d89e635
commit 059750cd0d
2 changed files with 30 additions and 0 deletions
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7
modules/mono/mono_gd/gd_mono_field.cpp
View file

@ -493,6 +493,13 @@ void GDMonoField::set_value_from_variant(MonoObject *p_object, const Variant &p_
mono_field_set_value(p_object, mono_field, managed);
break;
}
// GodotObject
GDMonoClass *type_class = type.type_class;
if (CACHED_CLASS(GodotObject)->is_assignable_from(type_class)) {
MonoObject *managed = GDMonoUtils::unmanaged_get_managed(p_value.operator Object *());
mono_field_set_value(p_object, mono_field, managed);
}
} break;
default: {

23
modules/mono/mono_gd/gd_mono_marshal.cpp
View file

@ -206,6 +206,12 @@ Variant::Type managed_to_variant_type(const ManagedType &p_type) {
if (GDMonoUtils::Marshal::type_is_generic_icollection(reftype) || GDMonoUtils::Marshal::type_is_generic_ienumerable(reftype)) {
return Variant::ARRAY;
}
// GodotObject
GDMonoClass *type_class = p_type.type_class;
if (CACHED_CLASS(GodotObject)->is_assignable_from(type_class)) {
return Variant::OBJECT;
}
} break;
default: {
@ -682,6 +688,12 @@ MonoObject *variant_to_mono_object(const Variant *p_var, const ManagedType &p_ty
return GDMonoUtils::create_managed_from(p_var->operator Array(), godot_array_class);
}
// GodotObject
GDMonoClass *type_class = p_type.type_class;
if (CACHED_CLASS(GodotObject)->is_assignable_from(type_class)) {
return GDMonoUtils::unmanaged_get_managed(p_var->operator Object *());
}
} break;
} break;
}
@ -878,6 +890,17 @@ Variant mono_object_to_variant_impl(MonoObject *p_obj, const ManagedType &p_type
GDMonoUtils::Marshal::array_get_element_type(reftype, &elem_reftype);
return system_generic_list_to_Array_variant(p_obj, p_type.type_class, elem_reftype);
}
// GodotObject
GDMonoClass *type_class = p_type.type_class;
if (CACHED_CLASS(GodotObject)->is_assignable_from(type_class)) {
Object *ptr = unbox<Object *>(CACHED_FIELD(GodotObject, ptr)->get_value(p_obj));
if (ptr != NULL) {
Reference *ref = Object::cast_to<Reference>(ptr);
return ref ? Variant(Ref<Reference>(ref)) : Variant(ptr);
}
return Variant();
}
} break;
}