--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/src/versit/qversitreader_p.h Fri Apr 16 15:51:22 2010 +0300
@@ -0,0 +1,216 @@
+/****************************************************************************
+**
+** 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 Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#ifndef QVERSITREADER_P_H
+#define QVERSITREADER_P_H
+
+//
+// W A R N I N G
+// -------------
+//
+// This file is not part of the Qt API. It exists purely as an
+// implementation detail. This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "qmobilityglobal.h"
+#include "qversitreader.h"
+#include "qversitdocument.h"
+#include "qversitproperty.h"
+#include "versitutils_p.h"
+
+#include <QObject>
+#include <QThread>
+#include <QByteArray>
+#include <QIODevice>
+#include <QList>
+#include <QPointer>
+#include <QByteArray>
+#include <QMutex>
+#include <QWaitCondition>
+
+QTM_BEGIN_NAMESPACE
+
+// The maximum number of bytes allowed to stay in memory after being read. The smaller this is,
+// the more time spent moving bytes around. The larger it is, the more memory is wasted.
+static const int MAX_OLD_BYTES_TO_KEEP = 8192;
+
+class Q_AUTOTEST_EXPORT VersitCursor
+{
+public:
+ VersitCursor() : position(-1), selection(-1) {}
+ explicit VersitCursor(const QByteArray& d) :data(d), position(0), selection(0) {}
+ QByteArray data;
+ int position;
+ int selection;
+
+ void setData(const QByteArray& d) {data = d; position = selection = 0;}
+ void setPosition(int pos) {position = pos; selection = qMax(pos, selection);}
+ void setSelection(int pos) {selection = qMax(pos, position);}
+ void dropOldData()
+ {
+ if (position > MAX_OLD_BYTES_TO_KEEP && selection >= position) {
+ data.remove(0, position);
+ selection -= position;
+ position = 0;
+ }
+ }
+};
+
+class Q_AUTOTEST_EXPORT LineReader
+{
+public:
+ LineReader(QIODevice* device, QTextCodec* codec, int chunkSize = 1000);
+ VersitCursor readLine();
+ int odometer();
+ bool atEnd();
+ QTextCodec* codec();
+
+private:
+ bool tryReadLine(VersitCursor& cursor, bool atEnd);
+
+ QIODevice* mDevice;
+ QTextCodec* mCodec;
+ int mChunkSize; // How many bytes to read in one go.
+ QList<QByteArrayMatcher> mCrlfList;
+ VersitCursor mBuffer;
+ int mOdometer;
+ int mSearchFrom;
+};
+
+class Q_AUTOTEST_EXPORT QVersitReaderPrivate : public QThread
+{
+ Q_OBJECT
+
+public: // Constructors and destructor
+ QVersitReaderPrivate();
+ ~QVersitReaderPrivate();
+
+signals:
+ void stateChanged(QVersitReader::State state);
+ void resultsAvailable(QList<QVersitDocument>& results);
+
+protected: // From QThread
+ void run();
+
+public: // New functions
+ void read();
+
+ // mutexed getters and setters.
+ void setState(QVersitReader::State);
+ QVersitReader::State state() const;
+ void setError(QVersitReader::Error);
+ QVersitReader::Error error() const;
+ void setCanceling(bool cancelling);
+ bool isCanceling();
+
+ bool parseVersitDocument(LineReader& device,
+ QVersitDocument& document,
+ bool foundBegin = false);
+
+ QVersitProperty parseNextVersitProperty(
+ QVersitDocument::VersitType versitType,
+ LineReader& lineReader);
+
+ void parseVCard21Property(
+ VersitCursor& text,
+ QVersitProperty& property,
+ LineReader& lineReader);
+
+ void parseVCard30Property(
+ VersitCursor& text,
+ QVersitProperty& property,
+ LineReader& lineReader);
+
+ bool setVersionFromProperty(
+ QVersitDocument& document,
+ const QVersitProperty& property) const;
+
+ void unencode(
+ QVariant& value,
+ VersitCursor& cursor,
+ QVersitProperty& property,
+ QTextCodec* codec,
+ LineReader& lineReader) const;
+
+ QString decodeCharset(
+ const QByteArray& value,
+ QVersitProperty& property,
+ QTextCodec* defaultCodec,
+ QTextCodec** codec) const;
+
+ void decodeQuotedPrintable(QString& text) const;
+
+ /* These functions operate on a cursor describing a single line */
+ QPair<QStringList,QString> extractPropertyGroupsAndName(VersitCursor& line, QTextCodec* codec)
+ const;
+ QByteArray extractPropertyValue(VersitCursor& line) const;
+ QMultiHash<QString,QString> extractVCard21PropertyParams(VersitCursor& line, QTextCodec* codec)
+ const;
+ QMultiHash<QString,QString> extractVCard30PropertyParams(VersitCursor& line, QTextCodec* codec)
+ const;
+
+ // "Private" functions
+ QList<QByteArray> extractParams(VersitCursor& line, QTextCodec *codec) const;
+ QList<QByteArray> extractParts(const QByteArray& text, const QByteArray& separator,
+ QTextCodec *codec) const;
+ QByteArray extractPart(const QByteArray& text, int startPosition, int length=-1) const;
+ QString paramName(const QByteArray& parameter, QTextCodec* codec) const;
+ QString paramValue(const QByteArray& parameter, QTextCodec* codec) const;
+ static bool containsAt(const QByteArray& text, const QByteArray& ba, int index);
+
+public: // Data
+ QPointer<QIODevice> mIoDevice;
+ QList<QVersitDocument> mVersitDocuments;
+ int mDocumentNestingLevel; // Depth in parsing nested Versit documents
+ QTextCodec* mDefaultCodec;
+ QVersitReader::State mState;
+ QVersitReader::Error mError;
+ bool mIsCanceling;
+ mutable QMutex mMutex;
+};
+
+QTM_END_NAMESPACE
+
+#endif // QVERSITREADER_P_H