File indexing completed on 2024-06-23 05:48:51 

0001 /*
0002     This file is part of the Okteta Kasten module, made within the KDE community.
0003 
0004     SPDX-FileCopyrightText: 2009, 2023 Friedrich W. H. Kossebau <kossebau@kde.org>
0005 
0006     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
0007 */
0008 
0009 #include "utf16codec.hpp"
0010 
0011 // tool
0012 #include "../types/utf16.hpp"
0013 #include "../poddata.hpp"
0014 // KF
0015 #include <KLocalizedString>
0016 // Qt
0017 #include <QTextCodec>
0018 #include <QTextEncoder>
0019 #include <QTextDecoder>
0020 
0021 namespace Okteta {
0022 
0023 Utf16Codec::Utf16Codec()
0024     : AbstractTypeCodec(i18nc("@label:textbox", "UTF-16"))
0025 {
0026     auto* utf16Codec = QTextCodec::codecForName("UTF-16");
0027     mUtf16Encoder.reset(utf16Codec->makeEncoder(QTextCodec::IgnoreHeader));
0028     mUtf16Decoder.reset(utf16Codec->makeDecoder(QTextCodec::IgnoreHeader));
0029 }
0030 
0031 Utf16Codec::~Utf16Codec() = default;
0032 
0033 QVariant Utf16Codec::value(const PODData& data, int* byteCount) const
0034 {
0035     const char* pointer = (char*)data.pointer(2);
0036 
0037     if (pointer) {
0038         const QString utf16 = mUtf16Decoder->toUnicode(pointer, 2);
0039         if (utf16.size() == 1 && utf16[0] != QChar(QChar::ReplacementCharacter)) {
0040             *byteCount = 2;
0041             return QVariant::fromValue<Utf16>(Utf16(utf16[0]));
0042         }
0043     }
0044     *byteCount = 0;
0045     return QVariant();
0046 }
0047 
0048 QByteArray Utf16Codec::valueToBytes(const QVariant& value) const
0049 {
0050     const QChar valueChar = value.value<Utf16>().value;
0051 
0052     return mUtf16Encoder->fromUnicode(valueChar);
0053 }
0054 
0055 bool Utf16Codec::areEqual(const QVariant& value, QVariant& otherValue) const
0056 {
0057     return (value.value<Utf16>().value == otherValue.value<Utf16>().value);
0058 }
0059 
0060 }