DefaultBackendWindow.hpp

//
// TGUI - Texus' Graphical User Interface
// Copyright (C) 2012-2026 Bruno Van de Velde (vdv_b@tgui.eu)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
//    you must not claim that you wrote the original software.
//    If you use this software in a product, an acknowledgment
//    in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
//    and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
 
#ifndef TGUI_DEFAULT_BACKEND_WINDOW_HPP
#define TGUI_DEFAULT_BACKEND_WINDOW_HPP
 
#include <TGUI/Color.hpp>
#include <TGUI/String.hpp>
 
#include <memory>

 
namespace tgui
{
    class BackendGui;
    struct Event;

    class TGUI_API DefaultBackendWindow
    {
    public:
        DefaultBackendWindow() = default;

        virtual ~DefaultBackendWindow() = default;

        [[nodiscard]] static std::shared_ptr<DefaultBackendWindow> create(unsigned int width, unsigned int height, const String& title);

        [[nodiscard]] virtual BackendGui* getGui() const = 0;

        [[nodiscard]] virtual bool isOpen() const = 0;

        virtual void close() = 0;

        [[nodiscard]] virtual bool pollEvent(Event& event) = 0;

        virtual void draw() = 0;

        virtual void mainLoop(Color clearColor = {240, 240, 240}) = 0;

        virtual void setIcon(const String& filename) = 0;
    };
} // namespace tgui
 
#endif // TGUI_DEFAULT_BACKEND_WINDOW_HPP