qtutil.h

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/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2014  Georg Rudoy
 *
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt)
 **********************************************************************/
 
#pragma once
 
#include "sllconfig.h"
#include <QLatin1String>
 
namespace LC::Util
{
    template<typename Assoc>
    auto Stlize (Assoc&& assoc) noexcept
    {
        struct Range
        {
            Assoc Assoc_;
 
            auto begin () const { return Assoc_.keyValueBegin (); }
            auto end () const { return Assoc_.keyValueEnd (); }
        };
 
        return Range { std::forward<Assoc> (assoc) };
    }
 
    inline QByteArray AsByteArray (std::string_view view) noexcept
    {
        return QByteArray::fromRawData (view.data (), static_cast<int> (view.size ()));
    }
 
    inline QByteArray ToByteArray (std::string_view view) noexcept
    {
        return { view.data (), static_cast<int> (view.size ()) };
    }
 
    inline std::string_view AsStringView (const QByteArray& arr) noexcept
    {
        return { arr.constData (), static_cast<size_t> (arr.size ()) };
    }
 
    template<typename T, typename S>
    std::pair<T, T> BreakAt (const T& str, S c) noexcept
    {
        const auto pos = str.indexOf (c);
        if (pos == -1)
            return { str, {} };
 
        return { str.left (pos), str.mid (pos + 1) };
    }
}
 
namespace LC
{
    constexpr QLatin1String operator"" _ql (const char *str, std::size_t size) noexcept
    {
        return QLatin1String { str, static_cast<int> (size) };
    }
 
    constexpr QStringView operator"" _qsv (const char16_t *str, std::size_t size) noexcept
    {
        return QStringView { str, static_cast<qsizetype> (size) };
    }
 
    inline QByteArray operator"" _qba (const char *str, std::size_t size) noexcept
    {
        return QByteArray::fromRawData (str, static_cast<int> (size));
    }
}