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Diffstat (limited to 'src/history/historymodels.h')
-rw-r--r-- | src/history/historymodels.h | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/history/historymodels.h b/src/history/historymodels.h new file mode 100644 index 00000000..44569fa2 --- /dev/null +++ b/src/history/historymodels.h @@ -0,0 +1,179 @@ +/* ============================================================ +* +* This file is a part of the rekonq project +* +* Copyright (C) 2007-2008 Trolltech ASA. All rights reserved +* Copyright (C) 2008 Benjamin C. Meyer <ben@meyerhome.net> +* Copyright (C) 2008-2012 by Andrea Diamantini <adjam7 at gmail dot com> +* +* +* This program is free software; you can redistribute it and/or +* modify it under the terms of the GNU General Public License as +* published by the Free Software Foundation; either version 2 of +* the License or (at your option) version 3 or any later version +* accepted by the membership of KDE e.V. (or its successor approved +* by the membership of KDE e.V.), which shall act as a proxy +* defined in Section 14 of version 3 of the license. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program. If not, see <http://www.gnu.org/licenses/>. +* +* ============================================================ */ + + +#ifndef HISTORYMODELS_H +#define HISTORYMODELS_H + + +// Rekonq Includes +#include "rekonq_defines.h" + +// KDE Includes +#include <KUrl> + +// Qt Includes +#include <QHash> +#include <QAbstractTableModel> +#include <QAbstractProxyModel> + +// Forward Declarations +class HistoryManager; + + +class HistoryModel : public QAbstractTableModel +{ + Q_OBJECT + +public: + enum Roles + { + DateRole = Qt::UserRole + 1, + DateTimeRole = Qt::UserRole + 2, + UrlRole = Qt::UserRole + 3, + UrlStringRole = Qt::UserRole + 4, + FirstDateTimeVisitRole = Qt::UserRole + 5 + }; + + explicit HistoryModel(HistoryManager *history, QObject *parent = 0); + +public Q_SLOTS: + void historyReset(); + void entryAdded(); + +public: + QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const; + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + +private: + HistoryManager *m_historyManager; +}; + + +// ---------------------------------------------------------------------------------------------------- + + +/** + * Proxy model that will remove any duplicate entries. + * Both m_sourceRow and m_historyHash store their offsets not from + * the front of the list, but as offsets from the back. + * + */ +class HistoryFilterModel : public QAbstractProxyModel +{ + Q_OBJECT + +public: + explicit HistoryFilterModel(QAbstractItemModel *sourceModel, QObject *parent = 0); + + inline bool historyContains(const QString &url) const + { + load(); + return m_historyHash.contains(url); + } + + inline QList<QString> keys() const + { + load(); + return m_historyHash.keys(); + } + + int historyLocation(const QString &url) const; + + QModelIndex mapFromSource(const QModelIndex &sourceIndex) const; + QModelIndex mapToSource(const QModelIndex &proxyIndex) const; + void setSourceModel(QAbstractItemModel *sourceModel); + QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + QModelIndex index(int, int, const QModelIndex& = QModelIndex()) const; + QModelIndex parent(const QModelIndex& index = QModelIndex()) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + +private Q_SLOTS: + void sourceReset(); + void sourceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight); + void sourceRowsInserted(const QModelIndex &parent, int start, int end); + void sourceRowsRemoved(const QModelIndex &, int, int); + +private: + void load() const; + + mutable QList<int> m_sourceRow; + mutable QHash<QString, int> m_historyHash; + mutable bool m_loaded; +}; + + +// ---------------------------------------------------------------------------------------------------------------------- + + +/** + * Proxy model for the history model that converts the list + * into a tree, one top level node per day. + * + * Used in the HistoryDialog. + * + */ + +class HistoryTreeModel : public QAbstractProxyModel +{ + Q_OBJECT + +public: + explicit HistoryTreeModel(QAbstractItemModel *sourceModel, QObject *parent = 0); + + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int columnCount(const QModelIndex &parent) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + QModelIndex mapFromSource(const QModelIndex &sourceIndex) const; + QModelIndex mapToSource(const QModelIndex &proxyIndex) const; + QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const; + QModelIndex parent(const QModelIndex &index = QModelIndex()) const; + bool hasChildren(const QModelIndex &parent = QModelIndex()) const; + Qt::ItemFlags flags(const QModelIndex &index) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const; + + void setSourceModel(QAbstractItemModel *sourceModel); + +private Q_SLOTS: + void sourceReset(); + void sourceRowsInserted(const QModelIndex &parent, int start, int end); + void sourceRowsRemoved(const QModelIndex &parent, int start, int end); + +private: + int sourceDateRow(int row) const; + mutable QList<int> m_sourceRowCache; +}; + + +#endif // HISTORYMODELS_H |