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/*
$Id: stylemanager.h,v 1.29 2001/12/27 22:17:37 mbn Exp $
------------------------------------------------------------------------
ClanLib, the platform independent game SDK.
This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
version 2. See COPYING for details.
For a total list of contributers see CREDITS.
See http://www.clanlib.org
------------------------------------------------------------------------
*/
//! clanGUI="Framework"
//! header=gui.h
#ifndef header_stylemanager
#define header_stylemanager
#include <string>
class CL_ComponentOptions;
class CL_Component;
class CL_ResourceManager;
class CL_StyleManager_Generic;
// Manages the overall style of the system.
// The style manager is responsible of attaching CL_ComponentStyle objects to
// CL_Component objects.
// When a component is constructed, it will contact its style manager's
// connect_styles() function. The style manager will then construct and attach
// component styles to the component.
// The style manager also works as a 'component factory' for the component
// manager. By using create_component(), it is possible to create a component
// based on a name and component options describing it.
class CL_StyleManager
{
//! Construction:
public:
//: Construct a style manager using the specified resources.
CL_StyleManager(CL_ResourceManager *resources);
//: Destructor.
virtual ~CL_StyleManager();
//! Attributes:
public:
//: Returns style manager's resources.
CL_ResourceManager *get_resources();
//! Overrideables:
public:
//: Create a component based on a type name.
virtual CL_Component *create_component(
const std::string &type,
CL_Component *parent)=0;
//: Connect component styles to component.
//: The 'type' parameter indicates what type the component is.
virtual void connect_styles(
const std::string &type,
CL_Component *owner)=0;
//! Implementation:
private:
// Disallow copy contruction of style managers.
CL_StyleManager(const CL_StyleManager ©) { return; }
CL_StyleManager_Generic *impl;
};
#endif
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