2 * Copyright (c) 2020 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali/public-api/actors/custom-actor.h>
22 #include <dali/internal/event/actors/custom-actor-internal.h>
23 #include <dali/public-api/object/type-registry.h>
33 // not directly creatable
37 TypeRegistration mType(typeid(Dali::CustomActor), typeid(Dali::Actor), Create);
41 CustomActor::CustomActor() = default;
43 CustomActor CustomActor::DownCast(BaseHandle handle)
45 return CustomActor(dynamic_cast<Dali::Internal::CustomActor*>(handle.GetObjectPtr()));
48 CustomActor::~CustomActor() = default;
50 CustomActor::CustomActor(const CustomActor& copy) = default;
52 CustomActor& CustomActor::operator=(const CustomActor& rhs) = default;
54 CustomActor::CustomActor(CustomActor&& rhs) = default;
56 CustomActor& CustomActor::operator=(CustomActor&& rhs) = default;
58 CustomActorImpl& CustomActor::GetImplementation()
60 Internal::CustomActor& internal = GetImpl(*this);
62 return internal.GetImplementation();
65 const CustomActorImpl& CustomActor::GetImplementation() const
67 const Internal::CustomActor& internal = GetImpl(*this);
69 return internal.GetImplementation();
72 CustomActor::CustomActor(CustomActorImpl& implementation)
73 : Actor(Internal::CustomActor::New(implementation).Get())
77 CustomActor::CustomActor(Internal::CustomActor* internal)
80 // Check we haven't just constructed a new handle, while in the internal custom actors destructor.
81 // This can happen if the user defined CustomActorImpl destructor calls Self(), to create a new handle
82 // to the CustomActor.
84 // If it's in the destructor then the ref count is zero, so once we've created a new handle it will be 1
85 // Without this check, the actor will be deleted a second time, when the handle is disposed of
90 DALI_ASSERT_ALWAYS(internal->ReferenceCount() != 1 && "Are you trying to use CustomActorImpl::Self() inside a CustomActorImpl destructor?");