vtkSMProxyProperty.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkSMProxyProperty_h
#define vtkSMProxyProperty_h

#include "vtkRemotingServerManagerModule.h" //needed for exports
#include "vtkSMProperty.h"

class vtkSMProxy;
class vtkSMStateLocator;

class VTKREMOTINGSERVERMANAGER_EXPORT vtkSMProxyProperty : public vtkSMProperty
{
public:

  static void EnableProxyCreation();
  static void DisableProxyCreation();
  static bool CanCreateProxy();

  static vtkSMProxyProperty* New();
  vtkTypeMacro(vtkSMProxyProperty, vtkSMProperty);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  virtual void AddProxy(vtkSMProxy* proxy);
  virtual void SetProxy(unsigned int idx, vtkSMProxy* proxy);
  virtual void RemoveProxy(vtkSMProxy* proxy);
  virtual void RemoveAllProxies();

  virtual void SetProxies(unsigned int numElements, vtkSMProxy* proxies[]);

  bool IsProxyAdded(vtkSMProxy* proxy);


  virtual void AddUncheckedProxy(vtkSMProxy* proxy);
  virtual void SetUncheckedProxy(unsigned int idx, vtkSMProxy* proxy);

  virtual void RemoveAllUncheckedProxies();
  void ClearUncheckedElements() override { this->RemoveAllUncheckedProxies(); }

  unsigned int GetNumberOfProxies();

  unsigned int GetNumberOfUncheckedProxies();


  void SetNumberOfProxies(unsigned int count);
  void SetNumberOfUncheckedProxies(unsigned int count);

  vtkSMProxy* GetProxy(unsigned int idx);

  vtkSMProxy* GetUncheckedProxy(unsigned int idx);

  void Copy(vtkSMProperty* src) override;

  void UpdateAllInputs() override;

  bool IsValueDefault() override;

  void ResetToXMLDefaults() override;

protected:
  vtkSMProxyProperty();
  ~vtkSMProxyProperty() override;

  void WriteTo(vtkSMMessage* msg) override;

  void ReadFrom(const vtkSMMessage* msg, int msg_offset, vtkSMProxyLocator*) override;

  friend class vtkSMProxy;

  int ReadXMLAttributes(vtkSMProxy* parent, vtkPVXMLElement* element) override;

  void SaveStateValues(vtkPVXMLElement* propertyElement) override;

  virtual vtkPVXMLElement* AddProxyElementState(vtkPVXMLElement* prop, unsigned int idx);
  int LoadState(vtkPVXMLElement* element, vtkSMProxyLocator* loader) override;

  void OnUpdateDataEvent() { this->UpdateDomains(); }

  // Static flag used to know if the locator should be used to create proxy
  // or if the session should be used to find only the existing ones
  static bool CreateProxyAllowed;

  class vtkPPInternals;
  friend class vtkPPInternals;
  vtkPPInternals* PPInternals;

private:
  vtkSMProxyProperty(const vtkSMProxyProperty&) = delete;
  void operator=(const vtkSMProxyProperty&) = delete;
};

#endif