FileDialogIconLoader.hpp

//
// TGUI - Texus' Graphical User Interface
// Copyright (C) 2012-2025 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.
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// 3. This notice may not be removed or altered from any source distribution.
//
 
#ifndef TGUI_FILE_DIALOG_ICON_LOADER_HPP
#define TGUI_FILE_DIALOG_ICON_LOADER_HPP
 
#include <TGUI/Texture.hpp>
#include <TGUI/Filesystem.hpp>
 
#include <memory>
#include <vector>

 
namespace tgui
{
    class TGUI_API FileDialogIconLoader
    {
    public:

        virtual ~FileDialogIconLoader() = default;

        TGUI_NODISCARD static std::shared_ptr<FileDialogIconLoader> createInstance();

        TGUI_NODISCARD virtual bool update();

        TGUI_NODISCARD virtual bool supportsSystemIcons() const;

        TGUI_NODISCARD virtual bool hasGenericIcons() const;

        TGUI_NODISCARD virtual Texture getGenericFileIcon(const Filesystem::FileInfo& file);

        virtual void requestFileIcons(const std::vector<Filesystem::FileInfo>& files);

        TGUI_NODISCARD virtual std::vector<Texture> retrieveFileIcons();

    protected:

        FileDialogIconLoader() = default;
    };
}

 
#endif // TGUI_FILE_DIALOG_ICON_LOADER_HPP