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 #include <dali/public-api/object/type-registry.h>
  28
  29 namespace Dali
  30 {
  31
  32 namespace Internal
  33 {
  34
  35 namespace
  36 {
  37
  38 // Signals
  39
  40 const char* const SIGNAL_OBJECT_CREATED =   "object-created";
  41 const char* const SIGNAL_OBJECT_DESTROYED = "object-destroyed";
  42
  43 TypeRegistration mType( typeid( Dali::ObjectRegistry ), typeid( Dali::BaseHandle ), NULL );
  44
  45 SignalConnectorType signalConnector1( mType, SIGNAL_OBJECT_CREATED,   &ObjectRegistry::DoConnectSignal );
  46 SignalConnectorType signalConnector2( mType, SIGNAL_OBJECT_DESTROYED, &ObjectRegistry::DoConnectSignal );
  47
  48 }
  49
  50 ObjectRegistryPtr ObjectRegistry::New()
  51 {
  52   return ObjectRegistryPtr( new ObjectRegistry() );
  53 }
  54
  55 ObjectRegistry::ObjectRegistry()
  56 {
  57 }
  58
  59 ObjectRegistry::~ObjectRegistry()
  60 {
  61 }
  62
  63 void ObjectRegistry::RegisterObject( Dali::BaseObject* object )
  64 {
  65   if ( !mObjectCreatedSignal.Empty() )
  66   {
  67     Dali::BaseHandle handle( object );
  68     mObjectCreatedSignal.Emit( handle );
  69   }
  70 }
  71
  72 void ObjectRegistry::UnregisterObject( Dali::BaseObject* object )
  73 {
  74   mObjectDestroyedSignal.Emit( object );
  75 }
  76
  77 bool ObjectRegistry::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
  78 {
  79   bool connected( true );
  80   ObjectRegistry* objectRegistry = dynamic_cast<ObjectRegistry*>( object );
  81
  82   if( 0 == strcmp( signalName.c_str(), SIGNAL_OBJECT_CREATED ) )
  83   {
  84     objectRegistry->ObjectCreatedSignal().Connect( tracker, functor );
  85   }
  86   else if( 0 == strcmp( signalName.c_str(), SIGNAL_OBJECT_DESTROYED ) )
  87   {
  88     objectRegistry->ObjectDestroyedSignal().Connect( tracker, functor );
  89   }
  90   else
  91   {
  92     // signalName does not match any signal
  93     connected = false;
  94   }
  95
  96   return connected;
  97 }
  98
  99 } // namespace Internal
 100
 101 } // namespace Dali