radiobutton.h

Linux系统下的《红色警戒》游戏

/*      _______   __   __   __   ______   __   __   _______   __   __                 
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 * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/                      
 *
 * Copyright (c) 2004, 2005 darkbits                        Js_./
 * Per Larsson a.k.a finalman                          _RqZ{a<^_aa
 * Olof Naess閚 a.k.a jansem/yakslem                _asww7!uY`>  )\a//
 *                                                 _Qhm`] _f "'c  1!5m
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#ifndef GCN_RADIOBUTTON_HPP
#define GCN_RADIOBUTTON_HPP

#include <map>
#include <string>

#include "guichan/keylistener.h"
#include "guichan/mouselistener.h"
#include "guichan/platform.h"
#include "guichan/widget.h"

namespace gcn
{
    /**
     * A RadioButton which can be grouped into RadioButtons groups. In a
     * RadioButton group, only one of the RadioButtons can be selected.
     */
    class GCN_CORE_DECLSPEC RadioButton :
        public Widget,
        public MouseListener,
        public KeyListener
    {
    public:

        /**
         * Constructor.
         */
        RadioButton();

        /**
         * Constructor.
         *
         * @param caption the Radiobutton caption.
         * @param group the group the RadioButton belongs to.
         * @param marked true if the RadioButton should be marked.
         */
        RadioButton(const std::string &caption,
                    const std::string &group,                
                    bool marked=false);

        /**
         * Destructor.
         */
        virtual ~RadioButton();
    
        /**
         * Draws the box i.a not the caption.
         *
         * @param graphics a Graphics object to draw with.
         */
        virtual void drawBox(Graphics *graphics);

        /**
         * Checks if the RadioButton is marked.
         *
         * @return true if the RadioButton is marked.
         */      
        virtual bool isMarked() const;
    
        /**
         * Sets the RadioButton to be marked.
         *
         * @param marked true if the RadioButton should be marked.
         */
        virtual void setMarked(bool marked);

        /**
         * Gets the RadioButton caption.
         *
         * @return the RadioButton caption.
         */
        virtual const std::string &getCaption() const;

        /**
         * Sets the RadioButton caption.
         *
         * @param caption the RadioButton caption.
         */
        virtual void setCaption(const std::string &caption);

        /**
         * Sets the group the RadioButton should belong to.
         *
         * @param group the name of the group.
         */
        virtual void setGroup(const std::string &group);

        /**
         * Gets the group the RadioButton belongs to.
         *
         * @return the group the RadioButton belongs to.
         */
        virtual const std::string &getGroup() const;

        /**
         * Adjusts the RadioButtons size to fit the font size.
         */
        virtual void adjustSize();


        // Inherited from Widget

        virtual void draw(Graphics* graphics);

        virtual void drawBorder(Graphics* graphics);
        

        // Inherited from KeyListener

        virtual bool keyPress(const Key& key);


        // Inherited from MouseListener

        virtual void mouseClick(int x, int y, int button, int count);
                
    protected:    
        bool mMarked;
        std::string mCaption;
        std::string mGroup;

        typedef std::multimap<std::string, RadioButton *> GroupMap;
        typedef GroupMap::iterator GroupIterator;
    
        static GroupMap mGroupMap;    
    };  
}

#endif // end GCN_RADIOBUTTON_HPP