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/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Qt Software Information ([email protected]) ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial Usage ** Licensees holding valid Qt Commercial licenses may use this file in ** accordance with the Qt Commercial License Agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Nokia. ** ** 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 [email protected]. ** $QT_END_LICENSE$ ** ****************************************************************************/ #include <QtCore/QFileInfo> #include <QtCore/QDir> #include <QtCore/QVector> #include <QtXmlPatterns/QSimpleXmlNodeModel> class FileTree : public QSimpleXmlNodeModel { public: FileTree(const QXmlNamePool &namePool); QXmlNodeModelIndex nodeFor(const QString &fileName) const; //! [0] virtual QXmlNodeModelIndex::DocumentOrder compareOrder(const QXmlNodeModelIndex&, const QXmlNodeModelIndex&) const; virtual QXmlName name(const QXmlNodeModelIndex &node) const; virtual QUrl documentUri(const QXmlNodeModelIndex &node) const; virtual QXmlNodeModelIndex::NodeKind kind(const QXmlNodeModelIndex &node) const; virtual QXmlNodeModelIndex root(const QXmlNodeModelIndex &node) const; virtual QVariant typedValue(const QXmlNodeModelIndex &node) const; //! [0] protected: //! [1] virtual QVector<QXmlNodeModelIndex> attributes(const QXmlNodeModelIndex &element) const; virtual QXmlNodeModelIndex nextFromSimpleAxis(SimpleAxis, const QXmlNodeModelIndex&) const; //! [1] private: //! [4] enum Type { File, Directory, AttributeFileName, AttributeFilePath, AttributeSize, AttributeMIMEType, AttributeSuffix }; //! [4] inline QXmlNodeModelIndex nextSibling(const QXmlNodeModelIndex &nodeIndex, const QFileInfo &from, qint8 offset) const; inline const QFileInfo &toFileInfo(const QXmlNodeModelIndex &index) const; inline QXmlNodeModelIndex toNodeIndex(const QFileInfo &index, Type attributeName) const; inline QXmlNodeModelIndex toNodeIndex(const QFileInfo &index) const; /* One possible improvement is to use a hash, and use the &*&value() trick to get a pointer, which would be stored in data() instead of the index. */ //! [2] mutable QVector<QFileInfo> m_fileInfos; const QDir::Filters m_filterAllowAll; const QDir::SortFlags m_sortFlags; QVector<QXmlName> m_names; //! [2] }; //! [3] //! [3]
Copyright © 2009 Nokia Corporation and/or its subsidiary(-ies) | Trademarks | Qt 4.5.1 |