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Diffstat (limited to 'tools/linguist/lupdate/ui.cpp')
| -rw-r--r-- | tools/linguist/lupdate/ui.cpp | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/tools/linguist/lupdate/ui.cpp b/tools/linguist/lupdate/ui.cpp new file mode 100644 index 0000000..fb78b2a --- /dev/null +++ b/tools/linguist/lupdate/ui.cpp @@ -0,0 +1,205 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Linguist of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "lupdate.h" + +#include <translator.h> + +#include <QtCore/QDebug> +#include <QtCore/QFile> +#include <QtCore/QString> + +#include <QtXml/QXmlAttributes> +#include <QtXml/QXmlDefaultHandler> +#include <QtXml/QXmlLocator> +#include <QtXml/QXmlParseException> + + +QT_BEGIN_NAMESPACE + +class UiReader : public QXmlDefaultHandler +{ +public: + UiReader(Translator &translator, ConversionData &cd) + : m_translator(translator), m_cd(cd), m_lineNumber(-1), m_isTrString(false), + m_needUtf8(translator.codecName() != "UTF-8") + {} + + bool startElement(const QString &namespaceURI, const QString &localName, + const QString &qName, const QXmlAttributes &atts); + bool endElement(const QString &namespaceURI, const QString &localName, + const QString &qName); + bool characters(const QString &ch); + bool fatalError(const QXmlParseException &exception); + + void setDocumentLocator(QXmlLocator *locator) { m_locator = locator; } + +private: + void flush(); + + Translator &m_translator; + ConversionData &m_cd; + QString m_context; + QString m_source; + QString m_comment; + QString m_extracomment; + QXmlLocator *m_locator; + + QString m_accum; + int m_lineNumber; + bool m_isTrString; + bool m_needUtf8; +}; + +bool UiReader::startElement(const QString &namespaceURI, + const QString &localName, const QString &qName, const QXmlAttributes &atts) +{ + Q_UNUSED(namespaceURI); + Q_UNUSED(localName); + + if (qName == QLatin1String("item")) { // UI3 menu entries + flush(); + if (!atts.value(QLatin1String("text")).isEmpty()) { + m_source = atts.value(QLatin1String("text")); + m_isTrString = true; + if (!m_cd.m_noUiLines) + m_lineNumber = m_locator->lineNumber(); + } + } else if (qName == QLatin1String("string")) { + flush(); + if (atts.value(QLatin1String("notr")).isEmpty() || + atts.value(QLatin1String("notr")) != QLatin1String("true")) { + m_isTrString = true; + m_comment = atts.value(QLatin1String("comment")); + m_extracomment = atts.value(QLatin1String("extracomment")); + if (!m_cd.m_noUiLines) + m_lineNumber = m_locator->lineNumber(); + } else { + m_isTrString = false; + } + } + m_accum.clear(); + return true; +} + +bool UiReader::endElement(const QString &namespaceURI, + const QString &localName, const QString &qName) +{ + Q_UNUSED(namespaceURI); + Q_UNUSED(localName); + + m_accum.replace(QLatin1String("\r\n"), QLatin1String("\n")); + + if (qName == QLatin1String("class")) { // UI "header" + if (m_context.isEmpty()) + m_context = m_accum; + } else if (qName == QLatin1String("string") && m_isTrString) { + m_source = m_accum; + } else if (qName == QLatin1String("comment")) { // FIXME: what's that? + m_comment = m_accum; + flush(); + } else if (qName == QLatin1String("function")) { // UI3 embedded code + fetchtrInlinedCpp(m_accum, m_translator, m_context); + } else { + flush(); + } + return true; +} + +bool UiReader::characters(const QString &ch) +{ + m_accum += ch; + return true; +} + +bool UiReader::fatalError(const QXmlParseException &exception) +{ + QString msg; + msg.sprintf("XML error: Parse error at line %d, column %d (%s).", + exception.lineNumber(), exception.columnNumber(), + exception.message().toLatin1().data()); + m_cd.appendError(msg); + return false; +} + +void UiReader::flush() +{ + if (!m_context.isEmpty() && !m_source.isEmpty()) { + TranslatorMessage msg(m_context, m_source, + m_comment, QString(), m_cd.m_sourceFileName, + m_lineNumber, QStringList()); + msg.setExtraComment(m_extracomment); + if (m_needUtf8 && msg.needs8Bit()) + msg.setUtf8(true); + m_translator.extend(msg); + } + m_source.clear(); + m_comment.clear(); + m_extracomment.clear(); +} + +bool loadUI(Translator &translator, const QString &filename, ConversionData &cd) +{ + cd.m_sourceFileName = filename; + QFile file(filename); + if (!file.open(QIODevice::ReadOnly)) { + cd.appendError(QString::fromLatin1("Cannot open %1: %2") + .arg(filename, file.errorString())); + return false; + } + QXmlInputSource in(&file); + QXmlSimpleReader reader; + reader.setFeature(QLatin1String("http://xml.org/sax/features/namespaces"), false); + reader.setFeature(QLatin1String("http://xml.org/sax/features/namespace-prefixes"), true); + reader.setFeature(QLatin1String( + "http://trolltech.com/xml/features/report-whitespace-only-CharData"), false); + UiReader handler(translator, cd); + reader.setContentHandler(&handler); + reader.setErrorHandler(&handler); + bool result = reader.parse(in); + if (!result) + cd.appendError(QLatin1String("Parse error in UI file")); + reader.setContentHandler(0); + reader.setErrorHandler(0); + return result; +} + +QT_END_NAMESPACE |