dialog.h

/********************************************************************
 * Copyright (C) 2015 Liangliang Nan <liangliang.nan@gmail.com>
 * https://3d.bk.tudelft.nl/liangliang/
 *
 * This file is part of Easy3D. If it is useful in your research/work,
 * I would be grateful if you show your appreciation by citing it:
 * ------------------------------------------------------------------
 *      Liangliang Nan.
 *      Easy3D: a lightweight, easy-to-use, and efficient C++ library
 *      for processing and rendering 3D data.
 *      Journal of Open Source Software, 6(64), 3255, 2021.
 * ------------------------------------------------------------------
 *
 * Easy3D is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License Version 3
 * as published by the Free Software Foundation.
 *
 * Easy3D is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 ********************************************************************/
 
#ifndef EASY3D_UTIL_DIALOG_H
#define EASY3D_UTIL_DIALOG_H
 
#include <string>
#include <vector>
 
 
namespace easy3d
{
 
    namespace dialog {
 
        std::vector<std::string> open(
                const std::string& title,
                const std::string& default_directory,
                const std::vector<std::string>& filters,
                bool multiple
                );
 
        std::string open(
                const std::string& title = "Please choose a file to open",
                const std::string& default_directory = "",
                const std::vector<std::string>& filters = { "All Files (*.*)", "*" }
                );
 
        // -----------------------------------------------------------------------------
 
        std::string save(
                const std::string& title = "Please choose a file name",
                const std::string& default_file_name = "",
                const std::vector<std::string>& filters = { "All Files (*.*)", "*" },
                bool confirm_overwrite = true
                );
 
        // -----------------------------------------------------------------------------
 
        std::string open_folder(
                const std::string& title = "Please choose a folder",
                const std::string& default_directory = ""
                );
 
        // -----------------------------------------------------------------------------
 
        enum class Type {
             info = 0,
             warning,
             error,
             question
        };
 
        enum class Response {
            cancel = -1,
            ok,
            yes,
            no,
            abort,
            retry,
            ignore,
        };
 
        enum class Choice {
            ok = 0,
            ok_cancel,
            yes_no,
            yes_no_cancel,
            retry_cancel,
            abort_retry_ignore,
        };
 
        void notify(
                const std::string& title,
                const std::string& message,
                Type type = Type::info
                );
 
        // -----------------------------------------------------------------------------
 
        Response message(
                const std::string& title,
                const std::string& message,
                Choice choice = Choice::ok_cancel,
                Type type = Type::info
                );
 
 
#ifdef HAS_OSDIALOG
        // usage
        //        const std::string filters =
        //                "Source:off,obj,ply;"
        //                "Header:xyz,ply";
        //        const std::string& file_name = FileDialog::open("", filters);
        static std::string open(const std::string& file_name, const std::string& filters) ;
#endif
 
#ifdef HAS_TINY_FILE_DIALOG
 
        static std::string open(
                const std::vector<std::string> & filetypes,
                const std::string& default_path = ""
                );
 
        static std::vector<std::string> open(
                const std::vector<std::string>& filetypes,
                bool multiple,
                const std::string& default_path = ""
                );
 
 
        static std::string save(
                const std::vector<std::string>& filetypes,
                const std::string& default_file_name = ""
                );  
#endif
 
    }
 
#ifdef HAS_TINY_FILE_DIALOG
 
    class ColorDialog {
    public:
        // c is the current color
        static vec3 pick(const vec3& c);
    };
 
#endif
 
}
 
#endif  // EASY3D_UTIL_DIALOG_H