SoQtInputFocus.h

/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
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 ***  CLAUSE  AT FAR 52.227-19  OR SUBPARAGRAPH  (C)(1)(II)  OF  THE RIGHTS IN      ***
 ***  TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013.             ***
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 ***                   COPYRIGHT (C) 1996-2014 BY FEI S.A.S,                        ***
 ***                        BORDEAUX, FRANCE                                        ***
 ***                      ALL RIGHTS RESERVED                                       ***
**=======================================================================*/
/*=======================================================================
** Author      : David Mott (MMM yyyy)
** Modified by : Gavin Bell (MMM yyyy)
**=======================================================================*/
 
 
#ifndef  _SO_QT_FOCUS_
#define  _SO_QT_FOCUS_
 
#include <Inventor/Qt/OivQtCompat.h>
#include <Inventor/Qt/devices/SoQtDevice.h>
 
#define SO_QT_ALL_FOCUS_EVENTS \
        (EnterWindowMask | LeaveWindowMask)
 
 
{
 
  Q_OBJECT
 
    public:
  SoQtInputFocus(EventMask mask = SO_QT_ALL_FOCUS_EVENTS);
  ~SoQtInputFocus() {}
    
  // these functions will enable/disable this device for the passed widget.
  // the callback function f will be invoked when events occur in w.
  // data is the clientData which will be passed.
  virtual void        enable(QWidget *w, XtEventHandler f, XtPointer data , void* unused=NULL);
  virtual void        disable(QWidget *w, XtEventHandler f, XtPointer data);
  //
  // this converts an X event into an SoEvent,
  // returning NULL if the event is not from this device.
  //
  virtual const SoEvent * translateEvent(QEvent *event);
  
 private:
  EventMask           eventMask;
 
};
 
#endif /* _SO_QT_FOCUS_ */