/usr/include/oce/NIS_ObjectsIterator.hxx is in liboce-visualization-dev 0.15-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Created by: Alexander GRIGORIEV
// Copyright (c) 2007-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and / or modify it
// under the terms of the GNU Lesser General Public version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef NIS_ObjectsIterator_HeaderFile
#define NIS_ObjectsIterator_HeaderFile
#include <NCollection_SparseArray.hxx>
#include <Handle_NIS_InteractiveObject.hxx>
class Handle_NIS_InteractiveContext;
/**
* Iterator of objects contained in a NIS_InteractiveContext instance. The
* iteration is always in the ascending sense of object ID. Examples:
* @code
* // Erase all objects in the Context
* NIS_ObjectsIterator anIter (myContext);
* for (; anIter.More(); anIter.Next())
* myContext->Erase (anIter.Value(), Standard_False);
*
* // Set object attributes to their IDs (hardly useful outside the example)
* anIter.Initialize (myContext);
* Handle(NIS_InteractiveObject) anObj;
* while (!(anObj = anIter.Value().IsNull())) {
* anObj->SetAttribute (static_cast<void *> (anObj->ID()));
* anIter.Next();
* }
* @endcode
*/
class NIS_ObjectsIterator
{
public:
// ---------- PUBLIC METHODS ----------
/**
* Empty Constructor.
*/
inline NIS_ObjectsIterator () {}
/**
* Constructor.
* @param theCtx
* Interactive context that is to be iterated for all objects.
*/
inline NIS_ObjectsIterator (const Handle_NIS_InteractiveContext& theCtx)
{ Initialize (theCtx); }
/**
* Reset the Iterator to start the iterations of objects.
* @param theCtx
* Interactive context that is to be iterated for all objects.
*/
Standard_EXPORT void Initialize
(const Handle_NIS_InteractiveContext& theCtx);
/**
* Query if the Iterator has an object (not yet finished the iteration
* process).
*/
inline Standard_Boolean More () const
{ return myIter.More(); }
/**
* Returns the current object at the iteration pointer. If the iteration is
* over (More() == False) this method returns NULL Handle.
*/
Standard_EXPORT const Handle_NIS_InteractiveObject&
Value () const;
/**
* Step forward to the next valid InteractiveObject instance.
*/
Standard_EXPORT void Next ();
protected:
// ---------- PROTECTED FIELDS ----------
NCollection_SparseArray <Handle_NIS_InteractiveObject>::ConstIterator myIter;
};
#endif
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