/*      _______   __   __   __   ______   __   __   _______   __   __                 
 *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\                
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 * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /                    
 * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/                      
 *
 * Copyright (c) 2004, 2005 darkbits                        Js_./
 * Per Larsson a.k.a finalman                          _RqZ{a<^_aa
 * Olof Naessén a.k.a jansem/yakslem                _asww7!uY`>  )\a//
 *                                                 _Qhm`] _f "'c  1!5m
 * Visit: http://guichan.darkbits.org             )Qk<P ` _: :+' .'  "{[
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#ifndef GCN_WINDOW_HPP
#define GCN_WINDOW_HPP

#include <string>

#include "guichan/platform.h"
#include "guichan/basiccontainer.h"

namespace gcn
{
    /**
     * A movable window which can conatin another Widget.
     */
    class GCN_CORE_DECLSPEC Window : public BasicContainer,
                                     public MouseListener
    {
    public:
        /**
         * Constructor.
         */
        Window();

        /**
         * Constructor.
         *
         * @param caption the Window caption.
         */
        Window(const std::string& caption);

        /**
         * Constructor.
         *
         * @param content the content Widget.
         * @param caption the Window caption.
         */
        Window(Widget* content, const std::string& caption = "");

        /**
         * Destructor.
         */
        virtual ~Window();
    
        /**
         * Sets the Window caption.
         *
         * @param caption the Window caption.
         */
        virtual void setCaption(const std::string& caption);
        
        /**
         * Gets the Window caption.
         *
         * @return the Window caption.
         */
        virtual const std::string& getCaption() const;

        /**
         * Sets the alignment for the caption.
         *
         * @param alignment Graphics::LEFT, Graphics::CENTER or Graphics::RIGHT.
         */
        virtual void setAlignment(unsigned int alignment);

        /**
         * Gets the alignment for the caption.
         *
         * @return alignment of caption.
         */
        virtual unsigned int getAlignment() const;
        
        /**
         * Sets the content Widget.
         *
         * @param widget the contant Widget.
         */
        virtual void setContent(Widget* widget);

        /**
         * Gets the content Widget.
         *
         * @return the contant Widget.
         */
        virtual Widget* getContent() const;

        /**
         * Sets the padding of the window which is the distance between the
         * window border and the content.
         *
         * @param padding the padding value.
         */
        virtual void setPadding(unsigned int padding);

        /**
         * Gets the padding.
         *
         * @return the padding value.
         */
        virtual unsigned int getPadding() const;

        /**
         * Sets the title bar height.
         *
         * @param height the title height value.
         */      
        virtual void setTitleBarHeight(unsigned int height);

        /**
         * Gets the title bar height.
         *
         * @return the title bar height.
         */
        virtual unsigned int getTitleBarHeight();

        /**
         * Sets the Window to be moveble.
         *
         * @param movable true or false.
         */    
        virtual void setMovable(bool movable);

        /**
         * Check if the window is movable.
         *
         * @return true or false.
         */    
        virtual bool isMovable() const;

        /**
         * Resizes the window to fit the content.
         */
        virtual void resizeToContent();

        /**
         * Sets the Window to be opaque. If it's not opaque, the content area
         * will not be filled with a color.
         *
         * @param opaque true or false.
         */
        virtual void setOpaque(bool opaque);

        /**
         * Checks if the Window is opaque.
         *
         * @return true or false.
         */
        virtual bool isOpaque();
        
        /**
         * Draws the content of the Window. This functions uses the
         * getContentDimension to determin where to draw the content.
         *
         * @param graphics a Graphics object to draw with.
         */
        virtual void drawContent(Graphics* graphics);
        
        
        // Inherited from BasicContainer

        virtual void moveToTop(Widget* widget);

        virtual void moveToBottom(Widget* widget);

        virtual void getDrawSize(int& width, int& height, Widget* widget);

        virtual void _announceDeath(Widget *widget);      
    
    
        // Inherited from Widget
        
        virtual void draw(Graphics* graphics);

        virtual void drawBorder(Graphics* graphics);            

        virtual void logic();
        
        virtual void _mouseInputMessage(const MouseInput &mouseInput);
    
        virtual void _mouseOutMessage();
    
        virtual void _setFocusHandler(FocusHandler* focusHandler);
        
    
        // Inherited from MouseListener     

        virtual void mousePress(int x, int y, int button);

        virtual void mouseRelease(int x, int y, int button);

        virtual void mouseMotion(int x, int y);
    
        virtual void setDirty(bool dirty);
        virtual bool getDirty() const;

    protected:
        /**
         * Moves the content to the top left corner of the window,
         * uses getContentDimension to get the offset
         */
        virtual void repositionContent();

        /**
         * Gets the area in the window that the content occupies.
         */
        virtual Rectangle getContentDimension();
    
        std::string mCaption;
        unsigned int mAlignment;
        Widget* mContent;
        unsigned int mPadding;
        unsigned int mTitleBarHeight;
        bool mMouseDrag;
        int mMouseXOffset;
        int mMouseYOffset;
        bool mMovable;
        bool mOpaque;    
    };  
}

#endif // end GCN_WINDOW_HPP
