/*                                                                      
    This file is part of KAddressBook.                                  
    Copyright (c) 2002 Mike Pilone <mpilone@slac.com>                   
                                                                        
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or   
    (at your option) any later version.                                 
                                                                        
    This program 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 General Public License for more details.                        
                                                                        
    You should have received a copy of the GNU General Public License   
    along with this program; if not, write to the Free Software         
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.           
                                                                        
    As a special exception, permission is given to link this program    
    with any edition of Qt, and distribute the resulting executable,    
    without including the source code for Qt in the source distribution.
*/                                                                      

#ifndef JUMPBUTTONBAR_H
#define JUMPBUTTONBAR_H

#include <qsizepolicy.h>
#include <qwidget.h>
#include <qptrlist.h>
#include <qstringlist.h>

class QButtonGroup;
class QResizeEvent;
class QPushButton;

namespace KAB {
class Core;
}

namespace KABC {
class Field;
}

/**
  Used to draw the jump button bar on the right of the view.
 */
class JumpButtonBar : public QWidget
{
  Q_OBJECT
  
  public:
    JumpButtonBar( KAB::Core *core, QWidget *parent, const char *name = 0 );
    ~JumpButtonBar();
    
    virtual QSizePolicy sizePolicy() const;

  public slots:
    void updateButtons();
    void reset();

  signals:
    /**
      Emitted whenever a letter is selected by the user.
     */
    void jumpToLetter( const QStringList &characters );

  protected slots:
    void letterClicked();

  protected:
    virtual void resizeEvent( QResizeEvent* );

  private:
    void sortListLocaleAware( QStringList &list );

    KAB::Core *mCore;

    QButtonGroup *mGroupBox;
    QPtrList<QPushButton> mButtons;
    QPushButton *mAllButton;
};

#endif
