const_char_ptr.h

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Authors:
 *    Sergei Izmailov <sergei.a.izmailov@gmail.com>
 *
 * Copyright (C) 2020 Sergei Izmailov
 *
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */
#ifndef SEEN_INKSCAPE_UTIL_CONST_CHAR_PTR_H
#define SEEN_INKSCAPE_UTIL_CONST_CHAR_PTR_H
#include <glibmm/ustring.h>
#include <string>
#include "share.h"
 
namespace Inkscape {
namespace Util {
 
class const_char_ptr{
public:
    const_char_ptr() noexcept: m_data(nullptr){};
    const_char_ptr(std::nullptr_t): const_char_ptr() {};
    const_char_ptr(const char* const data) noexcept: m_data(data) {};
    const_char_ptr(const Glib::ustring& str) noexcept: const_char_ptr(str.c_str()) {};
    const_char_ptr(const std::string& str) noexcept: const_char_ptr(str.c_str()) {};
    const_char_ptr(const ptr_shared& shared) : const_char_ptr(static_cast<const char*>(shared)) {};
 
    const char * data() const noexcept { return m_data; }
private:
    const char * const m_data = nullptr;
};
}
}
#endif // SEEN_INKSCAPE_UTIL_CONST_CHAR_PTR_H
/*
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*/
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