themerepository.h

#ifndef THEMEREPOSITORY_H
#define THEMEREPOSITORY_H

#include <functional>
#include <map>
#include <vector>
#include <string>

namespace canvascv
{

class Widget;
class Shape;
class Theme;

class ThemeRepository
{
public:
    static bool addTheme(const std::string &name, Theme *theme);

    static void setCurrentTheme(const std::string &name);

    static Theme *getCurrentTheme();

    static std::string getCurrentThemeName();

    static void applyCurrentTheme(Shape *shape);

    static void applyCurrentTheme(Widget *widget);

    static std::vector<std::string> availThemes();

private:

    typedef std::map<std::string,Theme *> ThemeMap;

    static ThemeMap themes;
    static std::string currentThemeName;
    static Theme *currentTheme;
};

}

#define CCV_REGISTER_THEME(X) static bool regTheme##X = canvascv::ThemeRepository::addTheme(#X, new X())

#endif // THEMEREPOSITORY_H