CEGUIWindowFactory.h

/***********************************************************************
        filename:       CEGUIWindowFactory.h
        created:        21/2/2004
        author:         Paul D Turner
        
        purpose:        Defines abstract base class for WindowFactory objects
*************************************************************************/
/***************************************************************************
 *   Copyright (C) 2004 - 2006 Paul D Turner & The CEGUI Development Team
 *
 *   Permission is hereby granted, free of charge, to any person obtaining
 *   a copy of this software and associated documentation files (the
 *   "Software"), to deal in the Software without restriction, including
 *   without limitation the rights to use, copy, modify, merge, publish,
 *   distribute, sublicense, and/or sell copies of the Software, and to
 *   permit persons to whom the Software is furnished to do so, subject to
 *   the following conditions:
 *
 *   The above copyright notice and this permission notice shall be
 *   included in all copies or substantial portions of the Software.
 *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *   OTHER DEALINGS IN THE SOFTWARE.
 ***************************************************************************/
#ifndef _CEGUIWindowFactory_h_
#define _CEGUIWindowFactory_h_

#include "CEGUIBase.h"
#include "CEGUIString.h"
#include "CEGUIWindow.h"

#define CEGUI_DECLARE_WINDOW_FACTORY( T )\
class T ## Factory : public WindowFactory\
{\
public:\
        T ## Factory() : WindowFactory( T::WidgetTypeName ) {}\
    Window* createWindow(const String& name)\
    {\
        return new T (d_type, name);\
    }\
    void destroyWindow(Window* window)\
    {\
        delete window;\
    }\
};\
T ## Factory& get ## T ## Factory();

#define CEGUI_DEFINE_WINDOW_FACTORY( T )\
T ## Factory& get ## T ## Factory()\
{\
        static T ## Factory s_factory;\
        return s_factory;\
}


#define CEGUI_WINDOW_FACTORY( T ) (get ## T ## Factory())

// Start of CEGUI namespace section
namespace CEGUI
{
class CEGUIEXPORT WindowFactory
{
public:
        virtual Window* createWindow(const String& name) = 0;

        virtual void    destroyWindow(Window* window) = 0;

        const String& getTypeName(void) const           {return d_type;}

protected:
        /*************************************************************************
                Construction and Destruction
        *************************************************************************/
        WindowFactory(const String& type) : d_type(type) {}

public:         // luabind compatibility
        virtual ~WindowFactory(void) {}

protected:
        /*************************************************************************
                Implementation Data
        *************************************************************************/
        String          d_type;         
};

} // End of  CEGUI namespace section

#endif  // end of guard _CEGUIWindowFactory_h_