| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the Qt Assistant of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** This file may be used under the terms of the GNU Lesser General Public |
| ** License version 2.1 as published by the Free Software Foundation and |
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| ** file. Please review the following information to ensure the GNU Lesser |
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| ** |
| ** In addition, as a special exception, Nokia gives you certain additional |
| ** rights. These rights are described in the Nokia Qt LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU General |
| ** Public License version 3.0 as published by the Free Software Foundation |
| ** and appearing in the file LICENSE.GPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU General |
| ** Public License version 3.0 requirements will be met: |
| ** http://www.gnu.org/copyleft/gpl.html. |
| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
| ** |
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| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| #ifndef BOOKMARKFILTERMODEL_H |
| #define BOOKMARKFILTERMODEL_H |
| |
| #include <QtCore/QPersistentModelIndex> |
| |
| #include <QtGui/QAbstractProxyModel> |
| #include <QtGui/QSortFilterProxyModel> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class BookmarkItem; |
| class BookmarkModel; |
| |
| typedef QList<QPersistentModelIndex> PersistentModelIndexCache; |
| |
| class BookmarkFilterModel : public QAbstractProxyModel |
| { |
| Q_OBJECT |
| public: |
| explicit BookmarkFilterModel(QObject *parent = 0); |
| |
| void setSourceModel(QAbstractItemModel *sourceModel); |
| |
| int rowCount(const QModelIndex &index) const; |
| int columnCount(const QModelIndex &index) const; |
| |
| QModelIndex mapToSource(const QModelIndex &proxyIndex) const; |
| QModelIndex mapFromSource(const QModelIndex &sourceIndex) const; |
| |
| QModelIndex parent(const QModelIndex &child) const; |
| QModelIndex index(int row, int column, const QModelIndex &parent) const; |
| |
| Qt::DropActions supportedDropActions () const; |
| Qt::ItemFlags flags(const QModelIndex &index) const; |
| |
| QVariant data(const QModelIndex &index, int role) const; |
| bool setData(const QModelIndex &index, const QVariant &value, int role); |
| |
| void filterBookmarks(); |
| void filterBookmarkFolders(); |
| |
| private slots: |
| void changed(const QModelIndex &topLeft, const QModelIndex &bottomRight); |
| void rowsInserted(const QModelIndex &parent, int start, int end); |
| void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end); |
| void rowsRemoved(const QModelIndex &parent, int start, int end); |
| void layoutAboutToBeChanged(); |
| void layoutChanged(); |
| void modelAboutToBeReset(); |
| void modelReset(); |
| |
| private: |
| void setupCache(const QModelIndex &parent); |
| void collectItems(const QModelIndex &parent); |
| |
| private: |
| bool hideBookmarks; |
| BookmarkModel *sourceModel; |
| PersistentModelIndexCache cache; |
| QPersistentModelIndex indexToRemove; |
| }; |
| |
| // -- BookmarkTreeModel |
| |
| class BookmarkTreeModel : public QSortFilterProxyModel |
| { |
| Q_OBJECT |
| public: |
| BookmarkTreeModel(QObject *parent = 0); |
| int columnCount(const QModelIndex &parent = QModelIndex()) const; |
| |
| protected: |
| bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // BOOKMARKFILTERMODEL_H |