filetree.h Example File

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#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; 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; protected: virtual QVector<QXmlNodeModelIndex> attributes(const QXmlNodeModelIndex &element) const; virtual QXmlNodeModelIndex nextFromSimpleAxis(SimpleAxis, const QXmlNodeModelIndex&) const; private: enum Type { File, Directory, AttributeFileName, AttributeFilePath, AttributeSize, AttributeMIMEType, AttributeSuffix }; 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. */ mutable QVector<QFileInfo> m_fileInfos; const QDir::Filters m_filterAllowAll; const QDir::SortFlags m_sortFlags; QVector<QXmlName> m_names; };

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