/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtWidgets module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 3 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL3 included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 3 requirements ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 2.0 or (at your option) the GNU General ** Public license version 3 or any later version approved by the KDE Free ** Qt Foundation. The licenses are as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Please review the following ** information to ensure the GNU General Public License requirements will ** be met: https://www.gnu.org/licenses/gpl-2.0.html and ** https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QFILESYSTEMMODEL_H #define QFILESYSTEMMODEL_H #include #include #include #include #include #include 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; QHash roleNames() 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 QList> &)) 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(aindex.data(Qt::DecorationRole)); } Q_DECLARE_OPERATORS_FOR_FLAGS(QFileSystemModel::Options) QT_END_NAMESPACE #endif // QFILESYSTEMMODEL_H