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Diffstat (limited to 'src/xmlpatterns/api/qcoloringmessagehandler.cpp')
| -rw-r--r-- | src/xmlpatterns/api/qcoloringmessagehandler.cpp | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/src/xmlpatterns/api/qcoloringmessagehandler.cpp b/src/xmlpatterns/api/qcoloringmessagehandler.cpp new file mode 100644 index 0000000..7d3eb6f --- /dev/null +++ b/src/xmlpatterns/api/qcoloringmessagehandler.cpp @@ -0,0 +1,198 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module 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 Technology Preview License Agreement accompanying +** this package. +** +** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QXmlStreamReader> + +#include "qcoloringmessagehandler_p.h" +#include "qxmlpatternistcli_p.h" + +QT_BEGIN_NAMESPACE + +using namespace QPatternist; + +ColoringMessageHandler::ColoringMessageHandler(QObject *parent) : QAbstractMessageHandler(parent) +{ + m_classToColor.insert(QLatin1String("XQuery-data"), Data); + m_classToColor.insert(QLatin1String("XQuery-expression"), Keyword); + m_classToColor.insert(QLatin1String("XQuery-function"), Keyword); + m_classToColor.insert(QLatin1String("XQuery-keyword"), Keyword); + m_classToColor.insert(QLatin1String("XQuery-type"), Keyword); + m_classToColor.insert(QLatin1String("XQuery-uri"), Data); + m_classToColor.insert(QLatin1String("XQuery-filepath"), Data); + + /* If you're tuning the colors, take it easy laddie. Take into account: + * + * - Get over your own taste, there's others too on this planet + * - Make sure it works well on black & white + * - Make sure it works well on white & black + */ + insertMapping(Location, CyanForeground); + insertMapping(ErrorCode, RedForeground); + insertMapping(Keyword, BlueForeground); + insertMapping(Data, BlueForeground); + insertMapping(RunningText, DefaultColor); +} + +void ColoringMessageHandler::handleMessage(QtMsgType type, + const QString &description, + const QUrl &identifier, + const QSourceLocation &sourceLocation) +{ + const bool hasLine = sourceLocation.line() != -1; + + switch(type) + { + case QtWarningMsg: + { + if(hasLine) + { + writeUncolored(QXmlPatternistCLI::tr("Warning in %1, at line %2, column %3: %4").arg(QString::fromLatin1(sourceLocation.uri().toEncoded()), + QString::number(sourceLocation.line()), + QString::number(sourceLocation.column()), + colorifyDescription(description))); + } + else + { + writeUncolored(QXmlPatternistCLI::tr("Warning in %1: %2").arg(QString::fromLatin1(sourceLocation.uri().toEncoded()), + colorifyDescription(description))); + } + + break; + } + case QtFatalMsg: + { + const QString errorCode(identifier.fragment()); + Q_ASSERT(!errorCode.isEmpty()); + QUrl uri(identifier); + uri.setFragment(QString()); + + QString location; + + if(sourceLocation.isNull()) + location = QXmlPatternistCLI::tr("Unknown location"); + else + location = QString::fromLatin1(sourceLocation.uri().toEncoded()); + + QString errorId; + /* If it's a standard error code, we don't want to output the + * whole URI. */ + if(uri.toString() == QLatin1String("http://www.w3.org/2005/xqt-errors")) + errorId = errorCode; + else + errorId = QString::fromLatin1(identifier.toEncoded()); + + if(hasLine) + { + writeUncolored(QXmlPatternistCLI::tr("Error %1 in %2, at line %3, column %4: %5").arg(colorify(errorId, ErrorCode), + colorify(location, Location), + colorify(QString::number(sourceLocation.line()), Location), + colorify(QString::number(sourceLocation.column()), Location), + colorifyDescription(description))); + } + else + { + writeUncolored(QXmlPatternistCLI::tr("Error %1 in %2: %3").arg(colorify(errorId, ErrorCode), + colorify(location, Location), + colorifyDescription(description))); + } + break; + } + case QtCriticalMsg: + /* Fallthrough. */ + case QtDebugMsg: + { + Q_ASSERT_X(false, Q_FUNC_INFO, + "message() is not supposed to receive QtCriticalMsg or QtDebugMsg."); + return; + } + } +} + +QString ColoringMessageHandler::colorifyDescription(const QString &in) const +{ + QXmlStreamReader reader(in); + QString result; + result.reserve(in.size()); + ColorType currentColor = RunningText; + + while(!reader.atEnd()) + { + reader.readNext(); + + switch(reader.tokenType()) + { + case QXmlStreamReader::StartElement: + { + if(reader.name() == QLatin1String("span")) + { + Q_ASSERT(m_classToColor.contains(reader.attributes().value(QLatin1String("class")).toString())); + currentColor = m_classToColor.value(reader.attributes().value(QLatin1String("class")).toString()); + } + + continue; + } + case QXmlStreamReader::Characters: + { + result.append(colorify(reader.text().toString(), currentColor)); + continue; + } + case QXmlStreamReader::EndElement: + { + currentColor = RunningText; + continue; + } + /* Fallthrough, */ + case QXmlStreamReader::StartDocument: + /* Fallthrough, */ + case QXmlStreamReader::EndDocument: + continue; + default: + Q_ASSERT_X(false, Q_FUNC_INFO, + "Unexpected node."); + } + } + + Q_ASSERT_X(!reader.hasError(), Q_FUNC_INFO, + "The output from Patternist must be well-formed."); + return result; +} + +QT_END_NAMESPACE |