Program Listing for File Widget.h

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/*
 * Copyright (c) 2024-2026 Karana Dynamics Pty Ltd. All rights reserved.
 *
 * NOTICE TO USER:
 *
 * This source code and/or documentation (the "Licensed Materials") is
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 * Licensee ("License Agreement"). Unless expressly permitted under that
 * agreement, any reproduction, modification, distribution, or disclosure
 * of the Licensed Materials, in whole or in part, to any third party
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#pragma once

#include "Karana/KCore/SharedPointer.h"
#include "Karana/WebUI/Router.h"

namespace Karana::WebUI {
    /**
     * @class Widget
     * @brief Base class for Router Channels with a DOM presence
     */
    class Widget {
      public:
        /**
         * @brief Widget constructor
         * @param channel The Router Channel to use
         */
        Widget(const Karana::Core::ks_ptr<Channel> &channel);

        /**
         * @brief Widget destructor
         */
        virtual ~Widget();

        /**
         * @brief Get a handle to the widget's channel
         * @return The channel
         */
        const Karana::Core::ks_ptr<Channel> &channel() const;

        /**
         * @brief Get the id of the widget's containing div in the DOM
         * @return The id
         */
        std::string_view domId() const;

      private:
        std::unique_ptr<struct WidgetState> _state;
    };

} // namespace Karana::WebUI