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qdirmodel.h

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** This file is part of the QtGui module of the Qt Toolkit.
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** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file.  Alternatively you may (at
** your option) use any later version of the GNU General Public
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#ifndef QDIRMODEL_H
#define QDIRMODEL_H

#include <QtCore/qabstractitemmodel.h>
#include <QtCore/qdir.h>
#include <QtGui/qfileiconprovider.h>

QT_BEGIN_HEADER

QT_MODULE(Gui)

#ifndef QT_NO_DIRMODEL

class QDirModelPrivate;

00059 class Q_GUI_EXPORT QDirModel : public QAbstractItemModel
{
    Q_OBJECT
00062     Q_PROPERTY(bool resolveSymlinks READ resolveSymlinks WRITE setResolveSymlinks)
00063     Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
00064     Q_PROPERTY(bool lazyChildCount READ lazyChildCount WRITE setLazyChildCount)

public:
00067     enum Roles {
        FileIconRole = Qt::DecorationRole,
        FilePathRole = Qt::UserRole + 1,
        FileNameRole
    };

    QDirModel(const QStringList &nameFilters, QDir::Filters filters,
              QDir::SortFlags sort, QObject *parent = 0);
    explicit QDirModel(QObject *parent = 0);
    ~QDirModel();

    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
    QModelIndex parent(const QModelIndex &child) const;

    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    int columnCount(const QModelIndex &parent = QModelIndex()) const;

    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);

    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;

    bool hasChildren(const QModelIndex &index = QModelIndex()) const;
    Qt::ItemFlags flags(const QModelIndex &index) const;

    void sort(int column, Qt::SortOrder order = Qt::AscendingOrder);

    QStringList mimeTypes() const;
    QMimeData *mimeData(const QModelIndexList &indexes) const;
    bool dropMimeData(const QMimeData *data, Qt::DropAction action,
                      int row, int column, const QModelIndex &parent);
    Qt::DropActions supportedDropActions() const;

    // QDirModel specific API

    void setIconProvider(QFileIconProvider *provider);
    QFileIconProvider *iconProvider() const;

    void setNameFilters(const QStringList &filters);
    QStringList nameFilters() const;

    void setFilter(QDir::Filters filters);
    QDir::Filters filter() const;

    void setSorting(QDir::SortFlags sort);
    QDir::SortFlags sorting() const;

    void setResolveSymlinks(bool enable);
    bool resolveSymlinks() const;

    void setReadOnly(bool enable);
    bool isReadOnly() const;

    void setLazyChildCount(bool enable);
    bool lazyChildCount() const;

    QModelIndex index(const QString &path, int column = 0) const;

    bool isDir(const QModelIndex &index) const;
    QModelIndex mkdir(const QModelIndex &parent, const QString &name);
    bool rmdir(const QModelIndex &index);
    bool remove(const QModelIndex &index);

    QString filePath(const QModelIndex &index) const;
    QString fileName(const QModelIndex &index) const;
    QIcon fileIcon(const QModelIndex &index) const;
    QFileInfo fileInfo(const QModelIndex &index) const;

#ifdef Q_NO_USING_KEYWORD
    inline QObject *parent() const { return QObject::parent(); }
#else
    using QObject::parent;
#endif

public Q_SLOTS:
    void refresh(const QModelIndex &parent = QModelIndex());

protected:
    QDirModel(QDirModelPrivate &, QObject *parent = 0);
    friend class QFileDialogPrivate;

private:
    Q_DECLARE_PRIVATE(QDirModel)
    Q_DISABLE_COPY(QDirModel)
    Q_PRIVATE_SLOT(d_func(), void _q_refresh())
};

#endif // QT_NO_DIRMODEL

QT_END_HEADER

#endif // QDIRMODEL_H

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