Inventor/lists/SoBaseList.h

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/*=======================================================================
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/*=======================================================================
** Author      : Paul S. Strauss (MMM yyyy)
** Modified by : Nick Thompson (MMM yyyy)
** Modified by : David Mott (MMM yyyy)
**=======================================================================*/
/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/

#ifndef SO_BASE_LIST_H
#define SO_BASE_LIST_H

#include <Inventor/SbPList.h>
#include <Inventor/misc/SoBase.h>
#include <Inventor/sensors/SoListSensor.h>

class  SoBaseList : public SbPList
{
 public:
  SoBaseList();

  SoBaseList(int size);

  SoBaseList(const SoBaseList &l);

  virtual ~SoBaseList();

  void append(SoBase* ptr);

  void insert(SoBase* ptr, int addBefore);

  virtual void remove(int which);

  virtual void truncate(int start);

  void copy(const SoBaseList &l);

  SoBaseList& operator =(const SoBaseList &l)
  { copy(l) ; return *this; }

  SoBase* operator [](int i) const
  { return ( static_cast<SoBase*> ( (*static_cast<const SbPList *>(this) ) [i] ) ); }

  void set(int i, SoBase *ptr);

  void addReferences(SbBool flag);

  void touch( int index = -1 );

   void addAuditor(void *auditor, SoNotRec::Type type);

   void removeAuditor(void *auditor, SoNotRec::Type type);

   const SoAuditorList* getAuditors() const
   { 
     if (m_notificationInfo)
       return m_notificationInfo->m_auditors;
     return NULL;
   }

   int getChangedIndex() const 
   { 
     if (m_notificationInfo)
       return m_notificationInfo->m_changedIndex;
     return -1;
   }

   SoListSensor::ChangeType getChangedType() const
   {
     if (m_notificationInfo)
       return m_notificationInfo->m_changedType;
     return SoListSensor::UNSPECIFIED;
   }
 
  void setNotificationInfo(const int changedIndex, const SoListSensor::ChangeType changedType)
  {
    if (m_notificationInfo)
    {
      m_notificationInfo->m_changedIndex = changedIndex;
      m_notificationInfo->m_changedType  = changedType;
    }
  }

private:
  // Really does a truncate. Flag indicates whether to notify.
  void truncate(int start, SbBool doNotify);

private:
  // Inner class that handle auditors notification infos.
  class SoNotificationInfo
  {
  public:
    // Constructor.
    SoNotificationInfo();
    // Destructor.
    ~SoNotificationInfo();
    // List of auditors: objects to pass notification to
    SoAuditorList *m_auditors;
    // changed element index
    int m_changedIndex;
    // type of change
    SoListSensor::ChangeType m_changedType;
  };

  // start notification.
  void startNotify();

  bool getAddReferencesStatus() { return addRefs; }

 private:
  // If TRUE (the default), this refs and unrefs things in the list
  bool addRefs;

  // Auditor notification infos
  SoNotificationInfo *m_notificationInfo;
};

#endif

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Open Inventor Toolkit reference manual, generated on 15 Mar 2023
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