pgnavigator.h

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/*
    ParaGUI - crossplatform widgetset
    Copyright (C) 2000,2001,2002  Alexander Pipelka
 
    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; if not, write to the Free
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
    Alexander Pipelka
    pipelka@teleweb.at
 
    Last Update:      $Author: mbickel $
    Update Date:      $Date: 2007-04-13 16:15:57 $
    Source File:      $Source: /home/cvspsrv/cvsroot/games/asc/source/libs/paragui/include/pgnavigator.h,v $
    CVS/RCS Revision: $Revision: 1.2 $
    Status:           $State: Exp $
*/

#ifndef PG_NAVIGATOR_H
#define PG_NAVIGATOR_H

#include "pgwidget.h"
#include <vector>

class PG_Navigator : protected std::vector<PG_Widget*> {

public:

        void Add(PG_Widget* widget);

        void Remove(PG_Widget* widget);

        bool Action(PG_Widget::KeyAction action);

        PG_Widget* Goto(PG_Widget* widget);

        PG_Widget* GotoFirst();

        PG_Widget* GotoLast();

        PG_Widget* GotoNext();

        PG_Widget* GotoPrev();

        PG_Widget* FindLeft(PG_Widget* widget = NULL);

        PG_Widget* FindRight(PG_Widget* widget = NULL);

        PG_Widget* FindUp(PG_Widget* widget = NULL);

        PG_Widget* FindDown(PG_Widget* widget = NULL);

private:

        DLLLOCAL PG_Widget* FindWidget(PG_Widget* from, PG_Point ref, bool absx, bool absy, int xmode, int ymode);

        static PG_Widget* my_currentWidget;
};

#endif  // PG_NAVIGATOR_H

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