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/*=========================================================================
Program: ParaView
Module: vtkClientServerInterpreterInitializer.cxx
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkClientServerInterpreterInitializer.h"
#include "vtkClientServerInterpreter.h"
#include "vtkObjectFactory.h"
#include "vtkSmartPointer.h"
#include "vtkWeakPointer.h"
#include <vector>
class vtkClientServerInterpreterInitializer::vtkInternals
{
public:
typedef std::vector<vtkWeakPointer<vtkClientServerInterpreter> >
VectorOfInterpreters;
VectorOfInterpreters Interpreters;
typedef std::vector<
vtkClientServerInterpreterInitializer::InterpreterInitializationCallback>
VectorOfCallbacks;
VectorOfCallbacks Callbacks;
};
//----------------------------------------------------------------------------
// Can't use vtkStandardNewMacro since it adds the instantiator function which
// does not compile since vtkClientServerInterpreterInitializer::New() is
// protected.
vtkClientServerInterpreterInitializer* vtkClientServerInterpreterInitializer::New()
{
vtkObject* ret =
vtkObjectFactory::CreateInstance("vtkClientServerInterpreterInitializer");
if (ret)
{
return static_cast<vtkClientServerInterpreterInitializer*>(ret);
}
return new vtkClientServerInterpreterInitializer;
}
//----------------------------------------------------------------------------
vtkClientServerInterpreterInitializer::vtkClientServerInterpreterInitializer()
{
this->Internals = new vtkInternals();
}
//----------------------------------------------------------------------------
vtkClientServerInterpreterInitializer::~vtkClientServerInterpreterInitializer()
{
delete this->Internals;
}
//----------------------------------------------------------------------------
vtkClientServerInterpreterInitializer*
vtkClientServerInterpreterInitializer::GetInitializer()
{
static vtkSmartPointer<vtkClientServerInterpreterInitializer> Singleton;
if (!Singleton)
{
Singleton.TakeReference(vtkClientServerInterpreterInitializer::New());
}
return Singleton;
}
//----------------------------------------------------------------------------
vtkClientServerInterpreter*
vtkClientServerInterpreterInitializer::GetGlobalInterpreter()
{
static vtkSmartPointer<vtkClientServerInterpreter> Singleton;
if (!Singleton)
{
vtkClientServerInterpreterInitializer* initializer =
vtkClientServerInterpreterInitializer::GetInitializer();
Singleton.TakeReference(initializer->NewInterpreter());
}
return Singleton;
}
//----------------------------------------------------------------------------
vtkClientServerInterpreter*
vtkClientServerInterpreterInitializer::NewInterpreter()
{
vtkClientServerInterpreter* interp = vtkClientServerInterpreter::New();
// THIS DOES NOT AFFECT REF-COUNT.
this->RegisterInterpreter(interp);
return interp;
}
//----------------------------------------------------------------------------
void vtkClientServerInterpreterInitializer::RegisterInterpreter(
vtkClientServerInterpreter* interp)
{
// THIS DOES NOT AFFECT REF-COUNT.
this->Internals->Interpreters.push_back(interp);
// Initialize using existing callbacks.
vtkInternals::VectorOfCallbacks::iterator iter;
for (iter = this->Internals->Callbacks.begin();
iter != this->Internals->Callbacks.end(); ++iter)
{
(*(*iter))(interp);
}
}
//----------------------------------------------------------------------------
void vtkClientServerInterpreterInitializer::RegisterCallback(
vtkClientServerInterpreterInitializer::InterpreterInitializationCallback
callback)
{
this->Internals->Callbacks.push_back(callback);
vtkInternals::VectorOfInterpreters::iterator iter;
for (iter = this->Internals->Interpreters.begin();
iter != this->Internals->Interpreters.end(); ++iter)
{
if (iter->GetPointer() != NULL)
{
(*callback)(iter->GetPointer());
}
}
}
//----------------------------------------------------------------------------
void vtkClientServerInterpreterInitializer::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
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