[2] | 1 | /****************************************************************************
|
---|
| 2 | **
|
---|
| 3 | ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
|
---|
[561] | 4 | ** All rights reserved.
|
---|
| 5 | ** Contact: Nokia Corporation ([email protected])
|
---|
[2] | 6 | **
|
---|
| 7 | ** This file is part of the examples of the Qt Toolkit.
|
---|
| 8 | **
|
---|
| 9 | ** $QT_BEGIN_LICENSE:LGPL$
|
---|
| 10 | ** Commercial Usage
|
---|
| 11 | ** Licensees holding valid Qt Commercial licenses may use this file in
|
---|
| 12 | ** accordance with the Qt Commercial License Agreement provided with the
|
---|
| 13 | ** Software or, alternatively, in accordance with the terms contained in
|
---|
| 14 | ** a written agreement between you and Nokia.
|
---|
| 15 | **
|
---|
| 16 | ** GNU Lesser General Public License Usage
|
---|
| 17 | ** Alternatively, this file may be used under the terms of the GNU Lesser
|
---|
| 18 | ** General Public License version 2.1 as published by the Free Software
|
---|
| 19 | ** Foundation and appearing in the file LICENSE.LGPL included in the
|
---|
| 20 | ** packaging of this file. Please review the following information to
|
---|
| 21 | ** ensure the GNU Lesser General Public License version 2.1 requirements
|
---|
| 22 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
|
---|
| 23 | **
|
---|
[561] | 24 | ** In addition, as a special exception, Nokia gives you certain additional
|
---|
| 25 | ** rights. These rights are described in the Nokia Qt LGPL Exception
|
---|
| 26 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
|
---|
[2] | 27 | **
|
---|
| 28 | ** GNU General Public License Usage
|
---|
| 29 | ** Alternatively, this file may be used under the terms of the GNU
|
---|
| 30 | ** General Public License version 3.0 as published by the Free Software
|
---|
| 31 | ** Foundation and appearing in the file LICENSE.GPL included in the
|
---|
| 32 | ** packaging of this file. Please review the following information to
|
---|
| 33 | ** ensure the GNU General Public License version 3.0 requirements will be
|
---|
| 34 | ** met: http://www.gnu.org/copyleft/gpl.html.
|
---|
| 35 | **
|
---|
[561] | 36 | ** If you have questions regarding the use of this file, please contact
|
---|
| 37 | ** Nokia at [email protected].
|
---|
[2] | 38 | ** $QT_END_LICENSE$
|
---|
| 39 | **
|
---|
| 40 | ****************************************************************************/
|
---|
| 41 |
|
---|
| 42 | #include <QtCore/QFileInfo>
|
---|
| 43 | #include <QtCore/QDir>
|
---|
| 44 | #include <QtCore/QVector>
|
---|
| 45 | #include <QtXmlPatterns/QSimpleXmlNodeModel>
|
---|
| 46 |
|
---|
| 47 | class FileTree : public QSimpleXmlNodeModel
|
---|
| 48 | {
|
---|
| 49 | public:
|
---|
| 50 | FileTree(const QXmlNamePool &namePool);
|
---|
| 51 |
|
---|
| 52 | QXmlNodeModelIndex nodeFor(const QString &fileName) const;
|
---|
| 53 |
|
---|
| 54 | //! [0]
|
---|
| 55 | virtual QXmlNodeModelIndex::DocumentOrder compareOrder(const QXmlNodeModelIndex&, const QXmlNodeModelIndex&) const;
|
---|
| 56 | virtual QXmlName name(const QXmlNodeModelIndex &node) const;
|
---|
| 57 | virtual QUrl documentUri(const QXmlNodeModelIndex &node) const;
|
---|
| 58 | virtual QXmlNodeModelIndex::NodeKind kind(const QXmlNodeModelIndex &node) const;
|
---|
| 59 | virtual QXmlNodeModelIndex root(const QXmlNodeModelIndex &node) const;
|
---|
| 60 | virtual QVariant typedValue(const QXmlNodeModelIndex &node) const;
|
---|
| 61 | //! [0]
|
---|
| 62 | protected:
|
---|
| 63 | //! [1]
|
---|
| 64 | virtual QVector<QXmlNodeModelIndex> attributes(const QXmlNodeModelIndex &element) const;
|
---|
| 65 | virtual QXmlNodeModelIndex nextFromSimpleAxis(SimpleAxis, const QXmlNodeModelIndex&) const;
|
---|
| 66 | //! [1]
|
---|
| 67 |
|
---|
| 68 | private:
|
---|
| 69 | //! [4]
|
---|
| 70 | enum Type {
|
---|
| 71 | File,
|
---|
| 72 | Directory,
|
---|
| 73 | AttributeFileName,
|
---|
| 74 | AttributeFilePath,
|
---|
| 75 | AttributeSize,
|
---|
| 76 | AttributeMIMEType,
|
---|
| 77 | AttributeSuffix
|
---|
| 78 | };
|
---|
| 79 | //! [4]
|
---|
| 80 |
|
---|
| 81 | inline QXmlNodeModelIndex nextSibling(const QXmlNodeModelIndex &nodeIndex,
|
---|
| 82 | const QFileInfo &from,
|
---|
| 83 | qint8 offset) const;
|
---|
| 84 | inline const QFileInfo &toFileInfo(const QXmlNodeModelIndex &index) const;
|
---|
| 85 | inline QXmlNodeModelIndex toNodeIndex(const QFileInfo &index,
|
---|
| 86 | Type attributeName) const;
|
---|
| 87 | inline QXmlNodeModelIndex toNodeIndex(const QFileInfo &index) const;
|
---|
| 88 |
|
---|
| 89 | /*
|
---|
| 90 | One possible improvement is to use a hash, and use the &*&value()
|
---|
| 91 | trick to get a pointer, which would be stored in data() instead
|
---|
| 92 | of the index.
|
---|
| 93 | */
|
---|
| 94 | //! [2]
|
---|
| 95 | mutable QVector<QFileInfo> m_fileInfos;
|
---|
| 96 | const QDir::Filters m_filterAllowAll;
|
---|
| 97 | const QDir::SortFlags m_sortFlags;
|
---|
| 98 | QVector<QXmlName> m_names;
|
---|
| 99 | //! [2]
|
---|
| 100 | };
|
---|
| 101 |
|
---|
| 102 | //! [3]
|
---|
| 103 | //! [3]
|
---|