Исходник Метод инкапсуляции для вашей структуры цветов.

[clearlyst]

Я не знаю зачем

Спойлер: класс

enum e_mode {
    activated,
    hovered,
    disabled,
    count
};

using color_map = std::unordered_map<std::string, ImColor>;

class theme_colors_t {
protected:
    color_map activated = {
        { "text", ImColor(255, 255, 255, 255) }
    };

    color_map hovered = {
        { "text", ImColor(200, 200, 200, 255) }
    };

    color_map disabled = {
        { "text", ImColor(0, 0, 0, 255) }
    };

    color_map colors[count];
private:
    void setup_colors(e_mode state, const color_map& color_map) {
        colors[state] = color_map;
    }

    void setup_activated_colors() {
        setup_colors(e_mode::activated, activated);
    }

    void setup_hovered_colors() {
        setup_colors(e_mode::hovered, hovered);
    }

    void setup_disabled_colors() {
        setup_colors(e_mode::disabled, disabled);
    }
public:
    theme_colors_t() {
        setup_activated_colors();
        setup_hovered_colors();
        setup_disabled_colors();
    }

    ImColor get_color(e_mode state, const std::string& element) const {
        auto it = colors[state].find(element);

        if (it != colors[state].end()) {
            return ImGui::ColorConvertFloat4ToU32(it->second);
        }

        return ImGui::ColorConvertFloat4ToU32(ImColor(255, 255, 255, 255));
    }
};

get_color(e_mode::disabled, "text");

 

[kalry]

    color_map actived = {
        { "text" , ImColor(255, 255, 255, 255) }
    };

    theme_colors_t() {
        setup_activated_colors(actived);
    };

actived?