/*

� � � � � � � �=.            This file is part of the OPIE Project
� � � � � � �.=l.            Copyright (c)  2002 zecke <zecke@handhelds.org>
� � � � � �.>+-=
�_;:, � � .> � �:=|.         This library is free software; you can
.> <`_, � > �. � <=          redistribute it and/or  modify it under
:`=1 )Y*s>-.-- � :           the terms of the GNU Library General Public
.="- .-=="i, � � .._         License as published by the Free Software
�- . � .-<_> � � .<>         Foundation; either version 2 of the License,
� � �._= =} � � � :          or (at your option) any later version.
� � .%`+i> � � � _;_.
� � .i_,=:_. � � �-<s.       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., 59 Temple Place - Suite 330,
                             Boston, MA 02111-1307, USA.

*/




#ifndef ofontmenu_h
#define ofontmenu_h

#include <qpopupmenu.h>
#include <qlist.h>

/*
 * @internal
 */
namespace {
  struct WidSize {
    QWidget *wid;
    int size;
  };

};

// forward declarations
class Config;

/**
 * This class is a specialised QPopupMenu. It'll display three different
 * font sizes. Small, Normal and large by adding widgets to the Menu
 * you can control the font size of these widgets
 * by using the save and restore method you can also apply font sizes
 * over two different runtimes
 *
 * <pre>
 * QTable* tbl = new QTable();
 * QList<QWidget> wid;
 * wid.append( tbl );
 * OFontMenu* menu = new OFontMenu(this, "Popup Menu", wid );
 * Config cfg("mycfg");
 * menu->restore( cfg );
 * </pre>
 *
 * @author Holger Freyther ( zecke@handhelds.org )
 * @version 0.1
 * @short PopupMenu which can control the size of Widgets
 * @see QPopupMenu
 */
class OFontMenu : public QPopupMenu {
  Q_OBJECT
 public:
  OFontMenu(QWidget *parent, const char* name, const QList<QWidget> &list );
  void save(Config *cfg );
  void restore(Config *cfg );
  void setWidgets(const QList<QWidget> &list );
  void addWidget(QWidget *wid );
  void forceSize(QWidget *wid, int size );
  void removeWidget(QWidget *wid );
  const QList<QWidget> &widgets()const;

 signals:
    /**
     * this signal gets emitted when the font size gets changed
     * @param size The new size of font
     */
  void fontChanged(int size );

 private:
  QList<QWidget> m_list;
  QList<WidSize> m_wids;
  int m_size;
  class OFontMenuPrivate;
  OFontMenuPrivate *d;

 private slots:
  virtual void slotSmall();
  virtual void slotMedium();
  virtual void slotLarge();
  void setFontSize(int size );
};

#endif