KoContainerHandler.h

/* This file is part of the KDE project
   Copyright (C) 1998, 1999, 2000 Torben Weis <weis@kde.org>
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
 
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/
 
#ifndef HANDLER_H
#define HANDLER_H
 
#include <tqobject.h>
#include <KoDocumentChild.h>
 
class TQWMatrix;
 
class KoView;
class KoPartResizeHandlerPrivate;
class KoPartMoveHandlerPrivate;

class KOFFICECORE_EXPORT KoEventHandler : public TQObject
{
    TQ_OBJECT
  
public:
    KoEventHandler( TQObject* target );
    ~KoEventHandler();
 
    TQObject* target();
 
private:
    TQObject* m_target;
};

class KoPartResizeHandler : public KoEventHandler
{
    TQ_OBJECT
  
public:
    KoPartResizeHandler( TQWidget* widget, const TQWMatrix& matrix, KoView* view, KoChild* child,
                       KoChild::Gadget gadget, const TQPoint& point );
    ~KoPartResizeHandler();
 
protected:
    void repaint(TQRegion &rgn);
    bool eventFilter( TQObject*, TQEvent* );
 
private:
    KoPartResizeHandlerPrivate *d;
};

class KoPartMoveHandler : public KoEventHandler
{
    TQ_OBJECT
  
public:
    KoPartMoveHandler( TQWidget* widget, const TQWMatrix& matrix, KoView* view, KoChild* child,
                     const TQPoint& point );
    ~KoPartMoveHandler();
 
protected:
    bool eventFilter( TQObject*, TQEvent* );
 
private:
    KoPartMoveHandlerPrivate *d;
};

class KOFFICECORE_EXPORT KoContainerHandler : public KoEventHandler
{
    TQ_OBJECT
  
public:
    KoContainerHandler( KoView* view, TQWidget* widget );
    ~KoContainerHandler();
 
signals:
    void popupMenu( KoChild*, const TQPoint& global_pos );

    void deleteChild( KoChild* );
 
protected:
    bool eventFilter( TQObject*, TQEvent* );
 
private:
    KoChild *child(KoChild::Gadget &gadget, TQPoint &pos, const TQMouseEvent *ev);
    KoView* m_view;
};
 
#endif