Long live Qt 4.5!

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diff --git a/tools/linguist/shared/translatormessage.h b/tools/linguist/shared/translatormessage.h
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef TRANSLATORMESSAGE_H
+#define TRANSLATORMESSAGE_H
+
+#ifndef QT_NO_TRANSLATION
+
+#include <QString>
+#include <QStringList>
+#include <QHash>
+
+
+QT_BEGIN_NAMESPACE
+
+enum TranslatorSaveMode { SaveEverything, SaveStripped };
+
+class TranslatorMessage
+{
+public:
+    enum Type { Unfinished, Finished, Obsolete };
+    typedef QHash<QString, QString> ExtraData;
+    class Reference
+    {
+        QString m_fileName;
+        int m_lineNumber;
+    public:
+        Reference(const QString &n, int l) : m_fileName(n), m_lineNumber(l) {}
+        bool operator==(const Reference &other) const
+            { return fileName() == other.fileName() && lineNumber() == other.lineNumber(); }
+        QString fileName() const { return m_fileName; }
+        int lineNumber() const { return m_lineNumber; }
+    };
+    typedef QList<Reference> References;
+
+    TranslatorMessage();
+    TranslatorMessage(const QString &context, const QString &sourceText,
+        const QString &comment, const QString &userData,
+        const QString &fileName, int lineNumber,
+        const QStringList &translations = QStringList(),
+        Type type = Unfinished, bool plural = false);
+
+    uint hash() const;
+
+    QString id() const { return m_id; }
+    void setId(const QString &id) { m_id = id; }
+
+    QString context() const { return m_context; }
+    void setContext(const QString &context) { m_context = context; }
+
+    QString sourceText() const { return m_sourcetext; }
+    void setSourceText(const QString &sourcetext) { m_sourcetext = sourcetext; }
+    QString oldSourceText() const { return m_oldsourcetext; }
+    void setOldSourceText(const QString &oldsourcetext) { m_oldsourcetext = oldsourcetext; }
+
+    QString comment() const { return m_comment; }
+    void setComment(const QString &comment) { m_comment = comment; }
+    QString oldComment() const { return m_oldcomment; }
+    void setOldComment(const QString &oldcomment) { m_oldcomment = oldcomment; }
+
+    QStringList translations() const { return m_translations; }
+    void setTranslations(const QStringList &translations) { m_translations = translations; }
+    QString translation() const { return m_translations.value(0); }
+    void setTranslation(const QString &translation) { m_translations = QStringList(translation); }
+    void appendTranslation(const QString &translation) { m_translations.append(translation); }
+    bool isTranslated() const
+    {
+        foreach (const QString &trans, m_translations)
+            if (!trans.isEmpty())
+                return true;
+        return false;
+    }
+
+    bool operator==(const TranslatorMessage& m) const;
+    bool operator<(const TranslatorMessage& m) const;
+
+    QString fileName() const { return m_fileName; }
+    void setFileName(const QString &fileName) { m_fileName = fileName; }
+    int lineNumber() const { return m_lineNumber; }
+    void setLineNumber(int lineNumber) { m_lineNumber = lineNumber; }
+    void clearReferences();
+    void setReferences(const References &refs);
+    void addReference(const QString &fileName, int lineNumber);
+    void addReference(const Reference &ref) { addReference(ref.fileName(), ref.lineNumber()); }
+    void addReferenceUniq(const QString &fileName, int lineNumber);
+    References extraReferences() const { return m_extraRefs; }
+    References allReferences() const;
+    QString userData() const { return m_userData; }
+    void setUserData(const QString &userData) { m_userData = userData; }
+    QString extraComment() const { return m_extraComment; }
+    void setExtraComment(const QString &extraComment) { m_extraComment = extraComment; }
+    QString translatorComment() const { return m_translatorComment; }
+    void setTranslatorComment(const QString &translatorComment) { m_translatorComment = translatorComment; }
+
+    bool isNull() const { return m_sourcetext.isNull() && m_lineNumber == -1 && m_translations.isEmpty(); }
+
+    Type type() const { return m_type; }
+    void setType(Type t) { m_type = t; }
+    bool isUtf8() const { return m_utf8; } // codecForTr override
+    void setUtf8(bool on) { m_utf8 = on; }
+    bool isPlural() const { return m_plural; }
+    void setPlural(bool isplural) { m_plural = isplural; }
+
+    // note: use '<fileformat>:' as prefix for file format specific members,
+    // e.g. "po-msgid_plural"
+    QString extra(const QString &ba) const;
+    void setExtra(const QString &ba, const QString &var);
+    bool hasExtra(const QString &ba) const;
+    const ExtraData &extras() const { return m_extra; }
+    void setExtras(const ExtraData &extras) { m_extra = extras; }
+    void unsetExtra(const QString &key);
+
+    bool needs8Bit() const;
+    void dump() const;
+
+private:
+    QString     m_id;
+    QString     m_context;
+    QString     m_sourcetext;
+    QString     m_oldsourcetext;
+    QString     m_comment;
+    QString     m_oldcomment;
+    QString     m_userData;
+    ExtraData   m_extra; // PO flags, PO plurals
+    QString     m_extraComment;
+    QString     m_translatorComment;
+    QStringList m_translations;
+    QString     m_fileName;
+    int         m_lineNumber;
+    References  m_extraRefs;
+
+    Type m_type;
+    bool m_utf8;
+    bool m_plural;
+};
+
+int qHash(const TranslatorMessage &msg);
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_TRANSLATION
+
+#endif // TRANSLATORMESSAGE_H