Conversion to Apache 2.0 license
[platform/core/uifw/dali-core.git] / dali / internal / event / common / object-registry-impl.cpp
1 /*
2  * Copyright (c) 2014 Samsung Electronics Co., Ltd.
3  *
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
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
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.
15  *
16  */
17
18 // CLASS HEADER
19 #include <dali/internal/event/common/object-registry-impl.h>
20
21 // EXTERNAL INCLUDES
22 #include <algorithm>
23
24 // INTERNAL INCLUDES
25 #include <dali/internal/event/common/thread-local-storage.h>
26 #include <dali/public-api/object/object-registry.h>
27
28 namespace Dali
29 {
30
31 namespace Internal
32 {
33
34 ObjectRegistryPtr ObjectRegistry::New()
35 {
36   return ObjectRegistryPtr(new ObjectRegistry());
37 }
38
39 ObjectRegistry::ObjectRegistry()
40 {
41 }
42
43 ObjectRegistry::~ObjectRegistry()
44 {
45 }
46
47 void ObjectRegistry::RegisterObject( Dali::BaseObject* object )
48 {
49   // Assert than an object is only registered once
50   DALI_ASSERT_DEBUG( mDebugRegistry.end() == mDebugRegistry.find( object ) );
51
52 #ifdef DEBUG_ENABLED
53   // This allows us to assert that an object is only registered once (debug builds only)
54   mDebugRegistry.insert( object );
55 #endif // DEBUG_ENABLED
56
57   if ( !mObjectCreatedSignalV2.Empty() )
58   {
59     Dali::BaseHandle handle( object );
60     mObjectCreatedSignalV2.Emit( handle );
61   }
62 }
63
64 void ObjectRegistry::UnregisterObject( Dali::BaseObject* object )
65 {
66 #ifdef DEBUG_ENABLED
67   // This allows us to assert that an object is only registered once (debug builds only)
68   mDebugRegistry.erase( object );
69 #endif // DEBUG_ENABLED
70
71   mObjectDestroyedSignalV2.Emit( object );
72 }
73
74 bool ObjectRegistry::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
75 {
76   bool connected( true );
77   ObjectRegistry* objectRegistry = dynamic_cast<ObjectRegistry*>(object);
78
79   if(Dali::ObjectRegistry::SIGNAL_OBJECT_CREATED == signalName)
80   {
81     objectRegistry->ObjectCreatedSignal().Connect( tracker, functor );
82   }
83   else
84   {
85     // signalName does not match any signal
86     connected = false;
87   }
88
89   return connected;
90 }
91
92 } // namespace Internal
93
94 } // namespace Dali