dialog.hpp

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#pragma once
 
#include <nui/frontend/element_renderer.hpp>
#include <nui/frontend/event_system/observed_value.hpp>
#include <nui/frontend/event_system/observed_value.hpp>
#include <nui/frontend/dom/element.hpp>
 
#include <functional>
 
namespace Nui::Components
{
    class DialogController
    {
      public:
        enum class Button
        {
            Ok,
            Cancel,
            Yes,
            No,
        };
        enum class ButtonConfiguration
        {
            Ok,
            OkCancel,
            YesNo,
            None
        };
 
        struct ConstructionArgs
        {
            std::optional<std::string> className{std::nullopt};
            std::string title{""};
            std::string body{""};
            std::string buttonClassName{""};
            ButtonConfiguration buttonConfiguration{ButtonConfiguration::Ok};
            std::function<void(Button)> onButtonClicked = [](Button) {};
        };
 
        DialogController(ConstructionArgs&& args);
 
        void showModal();
 
        void show();
 
        void hide();
 
        bool isOpen() const;
 
        void setClassName(std::string const& className);
 
        void setButtonClassName(std::string const& className);
 
        void setTitle(std::string const& title);
 
        void setBody(std::string const& body);
 
        void setButtonConfiguration(ButtonConfiguration buttons);
 
        void setOnButtonClicked(std::function<void(Button)> const& onButtonClicked);
 
        friend Nui::ElementRenderer Dialog(DialogController& controller);
 
      private:
        bool isOpen_;
        std::weak_ptr<Dom::Element> element_;
        Observed<std::optional<std::string>> className_;
        Observed<std::string> title_;
        Observed<std::string> body_;
        Observed<std::string> buttonClassName_;
        Observed<ButtonConfiguration> buttonConfiguration_;
        std::function<void(Button)> onButtonClicked_;
    };
}