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class TQtClientFilter
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library: libGQt
#include "TQtClientFilter.h"
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class TQtClientFilter: public QObject








Function Members (Methods)


public:



TQtClientFilter()


 virtual~TQtClientFilter()


voidAppendButtonGrab(TQtClientWidget* widget)


static TClass*Class()


static TQtClientWidget*GetButtonGrabber()


static TQtClientWidget*GetPointerGrabber()


static voidGrabPointer(TQtClientWidget* grabber, UInt_t evmask, Window_t confine, QCursor* cursor, Bool_t grab = kTRUE, Bool_t owner_events = kTRUE)


virtual TClass*IsA() const


static TQtPointerGrabber*PointerGrabber()


voidRemoveButtonGrab(QObject* widget)


static voidSetButtonGrabber(TQtClientWidget* grabber)


virtual voidShowMembers(TMemberInspector& insp, char* parent)


virtual voidStreamer(TBuffer& b)


voidStreamerNVirtual(TBuffer& b)





protected:



voidAddKeyEvent(const int& event, TQtClientWidget* widget)


booleventFilter(QObject* o, QEvent* e)


static Bool_tIsGrabSelected(UInt_t selectEventMask)


TQtEventQueue*Queue()


voidRestoreLostGrabbing(Event_t& event)


static Bool_tSelectGrab(Event_t& event, UInt_t selectEventMask, int& me)


voidSetKeyGrabber(TQtClientWidget* grabber)


voidUnSetKeyGrabber(TQtClientWidget* grabber)





private:



TQtClientFilter(const TQtClientFilter&)


voidoperator=(const TQtClientFilter&)










Data Members


protected:



QPtrList<TQtClientWidget>fButtonGrabList


UInt_tfInputEventMask


TQtClientWidget*fKeyGrabber


TQtNextEventMessage*fNotifyClient


TQtEventQueue*fRootEventQueue


static TQtClientWidget*fgActiveGrabber


static TQtClientWidget*fgButtonGrabber


static QCursor*fgGrabPointerCursor


static UInt_tfgGrabPointerEventMask


static Bool_tfgGrabPointerOwner


static TQtPointerGrabber*fgGrabber


static TQtClientWidget*fgPointerGrabber







Class Charts






Inheritance
Inherited Members
Includes
Libraries



Class Charts


Function documentation


Bool_t  IsGrabSelected(UInt_t selectEventMask)


 return the selection by "grabButton" / "grabPointer"





 ~TQtClientFilter()




void  AddKeyEvent(const int& event, TQtClientWidget* widget)


 Map and and to the ROOT event queue Qt KeyBoard event mapped to the ROOT Event_t
 For "dest" widget





bool  SelectGrab(Event_t& event, UInt_t selectEventMask, int& me)


 Select Event:  --  04.12.2005  --





bool  eventFilter(QObject* o, QEvent* e)


 Dispatch The Qt event from event queue to Event_t structure
 Not all of the event fields are valid for each event type,
 except fType and fWindow.





void  GrabPointer(TQtClientWidget* grabber, UInt_t evmask, Window_t confine, QCursor* cursor, Bool_t grab = kTRUE, Bool_t owner_events = kTRUE)


 Set the X11 style active grabbing for ROOT TG widgets





TQtClientWidget * GetPointerGrabber()





{  return fgPointerGrabber;                                       }






TQtClientWidget * GetButtonGrabber()





{  return fgButtonGrabber;                                              }






void  SetButtonGrabber(TQtClientWidget* grabber)





{  fgButtonGrabber = grabber;                                           }






void AppendButtonGrab(TQtClientWidget* widget)







{  fButtonGrabList.append(widget);}






void RemoveButtonGrab(QObject* widget)




TQtEventQueue * Queue()






void operator=(const TQtClientFilter& )




 TQtClientFilter(const TQtClientFilter& )




void SetKeyGrabber(TQtClientWidget* grabber)



{ fKeyGrabber = grabber;}






void UnSetKeyGrabber(TQtClientWidget* grabber)



{ if (fKeyGrabber == grabber) fKeyGrabber = 0; }






void RestoreLostGrabbing(Event_t& event)




 TQtClientFilter(const TQtClientFilter& )



{;}









Author:  Valeri Fine   21/01/2002

Last update: root/qt:$Name:  $:$Id: TQtClientFilter.cxx,v 1.20 2007/02/07 06:05:20 brun Exp $

Copyright   (C) 1995-2004, Rene Brun and Fons Rademakers.               *




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