vtkSMNewWidgetRepresentationProxyAbstract.h

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

#include "vtkRemotingViewsModule.h" //needed for exports
#include "vtkSMProxy.h"

#include "vtkCommand.h"      // for vtkCommand
#include "vtkSmartPointer.h" // for vtkSmartPointer
#include "vtkWeakPointer.h"  // for vtkWeakPointer

#include <list> // for std::list

class vtkSMLink;
class vtkSMPropertyGroup;

class VTKREMOTINGVIEWS_EXPORT vtkSMNewWidgetRepresentationProxyAbstract : public vtkSMProxy
{
public:
  vtkTypeMacro(vtkSMNewWidgetRepresentationProxyAbstract, vtkSMProxy);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  bool LinkProperties(vtkSMProxy* controlledProxy, vtkSMPropertyGroup* controlledPropertyGroup);
  bool UnlinkProperties(vtkSMProxy* controlledProxy);

protected:
  vtkSMNewWidgetRepresentationProxyAbstract();
  ~vtkSMNewWidgetRepresentationProxyAbstract() override;

  virtual void ExecuteEvent(unsigned long event) = 0;

  void ProcessLinkedPropertyEvent(vtkSMProperty* caller, unsigned long event);

  void SetupPropertiesLinks();

  class vtkSMWidgetObserver;
  vtkNew<vtkSMWidgetObserver> Observer;

private:
  vtkSMNewWidgetRepresentationProxyAbstract(
    const vtkSMNewWidgetRepresentationProxyAbstract&) = delete;
  void operator=(const vtkSMNewWidgetRepresentationProxyAbstract&) = delete;

  vtkWeakPointer<vtkSMProxy> ControlledProxy;
  vtkWeakPointer<vtkSMPropertyGroup> ControlledPropertyGroup;

  typedef std::list<vtkSmartPointer<vtkSMLink>> LinksType;
  LinksType Links;
};

//----------------------------------------------------------------------------
class vtkSMNewWidgetRepresentationProxyAbstract::vtkSMWidgetObserver : public vtkCommand
{
public:
  static vtkSMWidgetObserver* New()
  {
    return new vtkSMNewWidgetRepresentationProxyAbstract::vtkSMWidgetObserver();
  }

  vtkSMWidgetObserver();
  void Execute(vtkObject* caller, unsigned long event, void*) override;

  vtkWeakPointer<vtkSMNewWidgetRepresentationProxyAbstract> WidgetRepresentation;
};

#endif