SoInteractiveSwitch.h

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**=======================================================================*/
/*=======================================================================
** Author(s) : VSG (Sep 2011)
**=======================================================================*/
 
 
#ifndef  _SO_INTERACTIVE_SWITCH_
#define  _SO_INTERACTIVE_SWITCH_
 
#include <Inventor/nodes/SoSwitch.h>

//
//  Class: SoSwitch
//
//  Switch group node: traverses only the child indicated by integer
//  "whichInteractiveChild" field. If this field is SO_SWITCH_NONE, no children
//  are traversed, while SO_SWITCH_INHERIT means inherit the index
//  from the current switch state, doing a modulo operation to make
//  sure the child index is within the correct bounds of the switch
//  node.
//

class  SoInteractiveSwitch : public SoSwitch
{
 
  SO_NODE_HEADER(SoInteractiveSwitch);
 
 public:
  SoSFInt32 whichInteractiveChild;

  SoInteractiveSwitch();

  SoInteractiveSwitch(int nChildren);

  virtual SbBool affectsState() const;
 
private:
  
  static void initClass();
  static void exitClass();
 
private:
  virtual ~SoInteractiveSwitch();

  virtual void doChild(SoAction *action, int matchIndex = -1);
};
 
#endif // _SO_INTERACTIVE_SWITCH_