pgradiobutton.h

Go to the documentation of this file.

/*
    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/pgradiobutton.h,v $
    CVS/RCS Revision: $Revision: 1.2 $
    Status:           $State: Exp $
*/

#ifndef PG_RADIOBUTTON_H
#define PG_RADIOBUTTON_H

#include "pgthemewidget.h"
#include "pglabel.h"

class PG_Button;

/* Perhaps radio buttons should have a special PG_RadioButtonGroup parent class
 * to make things more clear and eliminate all the group stuff within the radio
 * button itself?
 *
 * NO :)
 * I think this kind of implementation is simple and easy to understand. 
 */
class DECLSPEC PG_RadioButton : public PG_ThemeWidget {
public:

        template<class datatype = PG_Pointer>
class SignalButtonClick : public PG_Signal2<PG_RadioButton*, datatype> {}
        ;

        PG_RadioButton(PG_Widget* parent, const PG_Rect& r = PG_Rect::null, const std::string& text = PG_NULLSTR, PG_RadioButton* firstOfGroup = NULL, int id = -1, const std::string& style="RadioButton");

        ~PG_RadioButton();

        void LoadThemeStyle(const std::string& widgettype);

        bool GetPressed();

        void SetPressed();

        void SetAlignment(PG_Label::TextAlign a);

        void SetText(const std::string& text);

        const PG_String& GetText();

        void SetFontColor(const PG_Color& Color);

        void SetSizeByText(int Width = 0, int Height = 0, const std::string& Text = PG_NULLSTR);

        void AddToGroup(PG_RadioButton* w);

        PG_RadioButton* GetFirstOfGroup() {
                return my_groupFirst;
        }


        PG_RadioButton* GetNextOfGroup() {
                return my_groupNext;
        }

        SignalButtonClick<bool> sigClick;

protected:

        void ReleaseButton();

        void eventMouseEnter();

        void eventMouseLeave();

        bool eventMouseButtonUp(const SDL_MouseButtonEvent* button);

        virtual bool handleButtonClick(PG_Button* button);

        PG_RadioButton* my_groupFirst;

        PG_RadioButton* my_groupNext;

        PG_Button* my_widgetButton;

        PG_Label* my_widgetLabel;

        bool my_isPressed;

private:

        PG_RadioButton(const PG_RadioButton&);

        PG_RadioButton& operator=(const PG_RadioButton&);

        bool my_storeMarker;

        Uint8 my_hoverTransparency;
};

#endif // PG_RADIOBUTTON_H

---