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# qabstractproxymodel.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QABSTRACTPROXYMODEL_H
    00043 #define QABSTRACTPROXYMODEL_H
    00044
    00045 #include <QtCore/qabstractitemmodel.h>
    00046
    00047 QT_BEGIN_HEADER
    00048
    00049 QT_BEGIN_NAMESPACE
    00050
    00051 QT_MODULE(Gui)
    00052
    00053 #ifndef QT_NO_PROXYMODEL
    00054
    00055 class QAbstractProxyModelPrivate;
    00056 class QItemSelection;
    00057
    00058 class Q_GUI_EXPORT QAbstractProxyModel : public QAbstractItemModel
    00059 {
    00060     Q_OBJECT
    00061
    00062 public:
    00063     QAbstractProxyModel(QObject *parent = 0);
    00064     ~QAbstractProxyModel();
    00065
    00066     virtual void setSourceModel(QAbstractItemModel *sourceModel);
    00067     QAbstractItemModel *sourceModel() const;
    00068
    00069     virtual QModelIndex mapToSource(const QModelIndex &proxyIndex) const = 0;
    00070     virtual QModelIndex mapFromSource(const QModelIndex &sourceIndex) const = 0;
    00071
    00072     virtual QItemSelection mapSelectionToSource(const QItemSelection &selection) const;
    00073     virtual QItemSelection mapSelectionFromSource(const QItemSelection &selection) const;
    00074
    00075     bool submit();
    00076     void revert();
    00077
    00078     QVariant data(const QModelIndex &proxyIndex, int role = Qt::DisplayRole) const;
    00079     QVariant headerData(int section, Qt::Orientation orientation, int role) const;
    00080     QMap<int, QVariant> itemData(const QModelIndex &index) const;
    00081     Qt::ItemFlags flags(const QModelIndex &index) const;
    00082
    00083     bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
    00084     bool setHeaderData(int section, Qt::Orientation orientation, const QVariant &value, int role = Qt::EditRole);
    00085
    00086 protected:
    00087     QAbstractProxyModel(QAbstractProxyModelPrivate &, QObject *parent);
    00088
    00089 private:
    00090     Q_DECLARE_PRIVATE(QAbstractProxyModel)
    00091     Q_DISABLE_COPY(QAbstractProxyModel)
    00092     Q_PRIVATE_SLOT(d_func(), void _q_sourceModelDestroyed())
    00093 };
    00094
    00095 #endif // QT_NO_PROXYMODEL
    00096
    00097 QT_END_NAMESPACE
    00098
    00099 QT_END_HEADER
    00100
    00101 #endif // QABSTRACTPROXYMODEL_H