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