dox/Widgets/vtkEvent.h

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

  Program:   Visualization Toolkit
  Module:    vtkEvent.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm 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.

=========================================================================*/
#ifndef __vtkEvent_h
#define __vtkEvent_h

#include "vtkObject.h"

class vtkRenderWindowInteractor;

class VTK_WIDGETS_EXPORT vtkEvent : public vtkObject
{
public:
  static vtkEvent *New();


  vtkTypeMacro(vtkEvent,vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);

//BTX

  enum EventModifiers {
    AnyModifier = -1,
    NoModifier = 0,
    ShiftModifier = 1,
    ControlModifier = 2,
    AltModifier = 4
  };
//ETX


  vtkSetMacro(EventId,unsigned long);
  vtkGetMacro(EventId,unsigned long);
  

  vtkSetMacro(Modifier,int);
  vtkGetMacro(Modifier,int);
  

  vtkSetMacro(KeyCode,char);
  vtkGetMacro(KeyCode,char);
  

  vtkSetMacro(RepeatCount,int);
  vtkGetMacro(RepeatCount,int);
  

  vtkSetStringMacro(KeySym);
  vtkGetStringMacro(KeySym);

  static int GetModifier(vtkRenderWindowInteractor*);

//BTX

  int operator==(vtkEvent*);  
  int operator==(unsigned long VTKEvent);  //event with no modifiers
//ETX

protected:
  vtkEvent();
  virtual ~vtkEvent();
  
  unsigned long EventId;
  int           Modifier;
  char          KeyCode;
  int           RepeatCount;
  char*         KeySym;
  
private:
  vtkEvent(const vtkEvent&);  //Not implemented
  void operator=(const vtkEvent&);  //Not implemented

};

#endif