IGSTK
/build/buildd/igstk-4.4.0/Source/igstkObject.h
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00001 /*=========================================================================
00002 
00003   Program:   Image Guided Surgery Software Toolkit
00004   Module:    $RCSfile: igstkObject.h,v $
00005   Language:  C++
00006   Date:      $Date: 2011-01-18 21:40:17 $
00007   Version:   $Revision: 1.9 $
00008 
00009   Copyright (c) ISC  Insight Software Consortium.  All rights reserved.
00010   See IGSTKCopyright.txt or http://www.igstk.org/copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __igstkObject_h
00018 #define __igstkObject_h
00019 
00020 
00021 #include "itkObject.h"
00022 #include "itkLogger.h"
00023 
00024 #include "igstkLogger.h"
00025 #include "igstkMacros.h"
00026 
00027 
00028 namespace igstk
00029 {
00040 class Object  : public ::itk::Object
00041 {
00042  
00043 public: 
00044   
00048   typedef Object                            Self;  
00049   typedef ::itk::Object                     Superclass; 
00050   typedef ::itk::SmartPointer< Self >       Pointer; 
00051   typedef ::itk::SmartPointer< const Self > ConstPointer; 
00052   
00053   igstkTypeMacro( Object, ::itk::Object );  
00054   igstkNewMacro( Self );  
00055   
00056   typedef igstk::Logger                    LoggerType;
00057 
00059   void SetLogger( LoggerType * logger );
00060 
00061   void RemoveObserver(unsigned long tag) const;
00062 
00063 protected: 
00064 
00065   LoggerType * GetLogger() const;
00066 
00067   
00068 protected:
00069 
00072   Object(void);
00073 
00074   virtual ~Object(void);
00075 
00077   virtual void PrintSelf( std::ostream& os, itk::Indent indent ) const;
00078 
00081   void RegisterObservedObject( 
00082     const ::igstk::Object * object, unsigned long tag );
00083 
00085   void RemoveFromObservedObjects();
00086 
00087 private: 
00088   
00089   typedef ::igstk::Object                         ObservedObjectType;
00090   typedef std::pair< const ObservedObjectType *, 
00091                      unsigned long>               ObservedObjectTagPair;
00092   typedef std::list< ObservedObjectTagPair >      ObservedObjectPairContainer;
00093   typedef ::itk::MemberCommand< Self >            DeleteEventCommandType;
00094   typedef ::itk::EventObject                      EventType;
00095 
00096   mutable LoggerType::Pointer                 m_Logger; 
00097   ObservedObjectPairContainer                 m_ObservedObjectPairContainer;
00098   DeleteEventCommandType::Pointer             m_ObservedObjectDeleteReceptor;
00099 
00105   void ObservedObjectDeleteProcessing(const itk::Object* caller, 
00106                                       const EventType& event );
00107 
00108   // Put this here so we can share typedefs.
00109   class ObservedObjectTagPairObjectMatchPredicate
00110     {
00111   public:
00112     ObservedObjectTagPairObjectMatchPredicate( const itk::Object* obj )
00113       : m_TargetObject( obj )
00114       {
00115       }
00116 
00117     bool operator()( const igstk::Object::ObservedObjectTagPair& objTagPair )
00118       {
00119       if (objTagPair.first == m_TargetObject)
00120         {
00121         return true;
00122         }
00123       else
00124         {
00125         return false;
00126         }
00127       }
00128 
00129   private:
00130     const itk::Object* m_TargetObject;
00131     };
00132 
00133 };
00134 
00135 } // end of namespace igstk
00136 
00137 #endif //__igstk_Object_h_