pqProxy.h

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/*=========================================================================

   Program: ParaView
   Module:    pqProxy.h

   Copyright (c) 2005-2008 Sandia Corporation, Kitware Inc.
   All rights reserved.

   ParaView is a free software; you can redistribute it and/or modify it
   under the terms of the ParaView license version 1.2.

   See License_v1.2.txt for the full ParaView license.
   A copy of this license can be obtained by contacting
   Kitware Inc.
   28 Corporate Drive
   Clifton Park, NY 12065
   USA

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

=========================================================================*/

#ifndef _pqPipelineObject_h
#define _pqPipelineObject_h

#include "pqServerManagerModelItem.h"
#include <QPointer>

class pqProxyInternal;
class pqServer;
class vtkPVXMLElement;
class vtkSMProxy;
class vtkSMSessionProxyManager;

class PQCORE_EXPORT pqProxy : public pqServerManagerModelItem
{
  Q_OBJECT
public:
  enum ModifiedState
  {
    UNINITIALIZED,
    MODIFIED,
    UNMODIFIED
  };

  pqProxy(const QString& group, const QString& name, vtkSMProxy* proxy, pqServer* server,
    QObject* parent = NULL);
  ~pqProxy() override;

  pqServer* getServer() const;

  void rename(const QString& newname);

  const QString& getSMName();
  const QString& getSMGroup();

  vtkSMProxy* getProxy() const;

  ModifiedState modifiedState() const { return this->Modified; }

  void setModifiedState(ModifiedState modified);

  vtkPVXMLElement* getHints() const;

  QList<vtkSMProxy*> getHelperProxies() const;

  QList<vtkSMProxy*> getHelperProxies(const QString& key) const;

  QList<QString> getHelperKeys() const;


  static std::string rstToHtml(const char* rstStr);
  static QString rstToHtml(const QString& rstStr);

  virtual void addHelperProxy(const QString& key, vtkSMProxy*);
  void removeHelperProxy(const QString& key, vtkSMProxy*);

  void updateHelperProxies() const;

  vtkSMSessionProxyManager* proxyManager() const;

  static pqProxy* findProxyWithHelper(vtkSMProxy* aproxy, QString& key);

  bool userModifiedSMName() { return this->UserModifiedSMName; }

Q_SIGNALS:
  void nameChanged(pqServerManagerModelItem*);

  void modifiedStateChanged(pqServerManagerModelItem*);

protected:
  friend class pqServerManagerModel;

  void setSMName(const QString& new_name);

  // Use this method to initialize the pqObject state using the
  // underlying vtkSMProxy. This needs to be done only once,
  // after the object has been created.
  virtual void initialize();

  // Method used to update the internal structure without affecting
  // the ProxyManager proxy registration
  virtual void addInternalHelperProxy(const QString& key, vtkSMProxy*) const;
  virtual void removeInternalHelperProxy(const QString& key, vtkSMProxy*) const;

protected Q_SLOTS:
  // Used to monitor helper proxy registration when created on other clients
  void onProxyRegistered(const QString&, const QString&, vtkSMProxy*);
  void onProxyUnRegistered(const QString&, const QString&, vtkSMProxy*);

private:
  QPointer<pqServer> Server; 
  QString SMName;
  QString SMGroup;
  pqProxyInternal* Internal;
  ModifiedState Modified;
  bool UserModifiedSMName;
};

#endif