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| |
| #ifndef QFILESYSTEMMODEL_H |
| #define QFILESYSTEMMODEL_H |
| |
| #include <QtWidgets/qtwidgetsglobal.h> |
| #include <QtCore/qabstractitemmodel.h> |
| #include <QtCore/qpair.h> |
| #include <QtCore/qdir.h> |
| #include <QtGui/qicon.h> |
| #include <QtCore/qdiriterator.h> |
| |
| QT_REQUIRE_CONFIG(filesystemmodel); |
| |
| QT_BEGIN_NAMESPACE |
| |
| class ExtendedInformation; |
| class QFileSystemModelPrivate; |
| class QFileIconProvider; |
| |
| class Q_WIDGETS_EXPORT QFileSystemModel : public QAbstractItemModel |
| { |
| Q_OBJECT |
| Q_PROPERTY(bool resolveSymlinks READ resolveSymlinks WRITE setResolveSymlinks) |
| Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly) |
| Q_PROPERTY(bool nameFilterDisables READ nameFilterDisables WRITE setNameFilterDisables) |
| Q_PROPERTY(Options options READ options WRITE setOptions) |
| |
| Q_SIGNALS: |
| void rootPathChanged(const QString &newPath); |
| void fileRenamed(const QString &path, const QString &oldName, const QString &newName); |
| void directoryLoaded(const QString &path); |
| |
| public: |
| enum Roles { |
| FileIconRole = Qt::DecorationRole, |
| FilePathRole = Qt::UserRole + 1, |
| FileNameRole = Qt::UserRole + 2, |
| FilePermissions = Qt::UserRole + 3 |
| }; |
| |
| enum Option |
| { |
| DontWatchForChanges = 0x00000001, |
| DontResolveSymlinks = 0x00000002, |
| DontUseCustomDirectoryIcons = 0x00000004 |
| }; |
| Q_ENUM(Option) |
| Q_DECLARE_FLAGS(Options, Option) |
| |
| explicit QFileSystemModel(QObject *parent = nullptr); |
| ~QFileSystemModel(); |
| |
| QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override; |
| QModelIndex index(const QString &path, int column = 0) const; |
| QModelIndex parent(const QModelIndex &child) const override; |
| using QObject::parent; |
| QModelIndex sibling(int row, int column, const QModelIndex &idx) const override; |
| bool hasChildren(const QModelIndex &parent = QModelIndex()) const override; |
| bool canFetchMore(const QModelIndex &parent) const override; |
| void fetchMore(const QModelIndex &parent) override; |
| |
| int rowCount(const QModelIndex &parent = QModelIndex()) const override; |
| int columnCount(const QModelIndex &parent = QModelIndex()) const override; |
| |
| QVariant myComputer(int role = Qt::DisplayRole) const; |
| QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override; |
| bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override; |
| |
| QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override; |
| |
| Qt::ItemFlags flags(const QModelIndex &index) const override; |
| |
| void sort(int column, Qt::SortOrder order = Qt::AscendingOrder) override; |
| |
| QStringList mimeTypes() const override; |
| QMimeData *mimeData(const QModelIndexList &indexes) const override; |
| bool dropMimeData(const QMimeData *data, Qt::DropAction action, |
| int row, int column, const QModelIndex &parent) override; |
| Qt::DropActions supportedDropActions() const override; |
| |
| // QFileSystemModel specific API |
| QModelIndex setRootPath(const QString &path); |
| QString rootPath() const; |
| QDir rootDirectory() const; |
| |
| void setIconProvider(QFileIconProvider *provider); |
| QFileIconProvider *iconProvider() const; |
| |
| void setFilter(QDir::Filters filters); |
| QDir::Filters filter() const; |
| |
| void setResolveSymlinks(bool enable); |
| bool resolveSymlinks() const; |
| |
| void setReadOnly(bool enable); |
| bool isReadOnly() const; |
| |
| void setNameFilterDisables(bool enable); |
| bool nameFilterDisables() const; |
| |
| void setNameFilters(const QStringList &filters); |
| QStringList nameFilters() const; |
| |
| void setOption(Option option, bool on = true); |
| bool testOption(Option option) const; |
| void setOptions(Options options); |
| Options options() const; |
| |
| QString filePath(const QModelIndex &index) const; |
| bool isDir(const QModelIndex &index) const; |
| qint64 size(const QModelIndex &index) const; |
| QString type(const QModelIndex &index) const; |
| QDateTime lastModified(const QModelIndex &index) const; |
| |
| QModelIndex mkdir(const QModelIndex &parent, const QString &name); |
| bool rmdir(const QModelIndex &index); |
| inline QString fileName(const QModelIndex &index) const; |
| inline QIcon fileIcon(const QModelIndex &index) const; |
| QFile::Permissions permissions(const QModelIndex &index) const; |
| QFileInfo fileInfo(const QModelIndex &index) const; |
| bool remove(const QModelIndex &index); |
| |
| protected: |
| QFileSystemModel(QFileSystemModelPrivate &, QObject *parent = nullptr); |
| void timerEvent(QTimerEvent *event) override; |
| bool event(QEvent *event) override; |
| |
| private: |
| Q_DECLARE_PRIVATE(QFileSystemModel) |
| Q_DISABLE_COPY(QFileSystemModel) |
| |
| Q_PRIVATE_SLOT(d_func(), void _q_directoryChanged(const QString &directory, const QStringList &list)) |
| Q_PRIVATE_SLOT(d_func(), void _q_performDelayedSort()) |
| Q_PRIVATE_SLOT(d_func(), void _q_fileSystemChanged(const QString &path, const QVector<QPair<QString, QFileInfo> > &)) |
| Q_PRIVATE_SLOT(d_func(), void _q_resolvedName(const QString &fileName, const QString &resolvedName)) |
| |
| friend class QFileDialogPrivate; |
| }; |
| |
| inline QString QFileSystemModel::fileName(const QModelIndex &aindex) const |
| { return aindex.data(Qt::DisplayRole).toString(); } |
| inline QIcon QFileSystemModel::fileIcon(const QModelIndex &aindex) const |
| { return qvariant_cast<QIcon>(aindex.data(Qt::DecorationRole)); } |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QFileSystemModel::Options) |
| |
| QT_END_NAMESPACE |
| |
| #endif // QFILESYSTEMMODEL_H |