123 lines
3.9 KiB
C++
Executable file
123 lines
3.9 KiB
C++
Executable file
// This file is part of RSS Guard.
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//
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// Copyright (C) 2011-2015 by Martin Rotter <rotter.martinos@gmail.com>
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//
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// RSS Guard is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// RSS Guard is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
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#ifndef MESSAGESMODEL_H
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#define MESSAGESMODEL_H
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#include "definitions/definitions.h"
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#include "core/feedsselection.h"
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#include "core/message.h"
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#include "core/rootitem.h"
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#include <QSqlTableModel>
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#include <QFont>
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#include <QIcon>
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class MessagesModel : public QSqlTableModel {
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Q_OBJECT
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public:
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// Enum which describes basic filtering schemes
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// for messages.
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enum MessageHighlighter {
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NoHighlighting = 100,
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HighlightUnread = 101,
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HighlightImportant = 102
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};
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// Constructors and destructors.
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explicit MessagesModel(QObject *parent = 0);
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virtual ~MessagesModel();
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// Model implementation.
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QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
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QVariant data(int row, int column, int role = Qt::DisplayRole) const;
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QVariant headerData(int section, Qt::Orientation orientation, int role) const;
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Qt::ItemFlags flags(const QModelIndex &index) const;
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// Returns message at given index.
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Message messageAt(int row_index) const;
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int messageId(int row_index) const;
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void updateDateFormat();
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void reloadWholeLayout();
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// CORE messages manipulators.
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// NOTE: These are used to change properties of one message.
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// NOTE: Model is NOT reset after one of these methods are applied
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// but changes ARE written to the database.
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bool switchMessageImportance(int row_index);
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bool setMessageRead(int row_index, int read);
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// BATCH messages manipulators.
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// NOTE: These methods are used for changing of attributes of
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// many messages via DIRECT SQL calls.
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// NOTE: Model is reset after one of these methods is applied and
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// changes ARE written to the database.
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bool switchBatchMessageImportance(const QModelIndexList &messages);
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bool setBatchMessagesDeleted(const QModelIndexList &messages, int deleted);
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bool setBatchMessagesRead(const QModelIndexList &messages, RootItem::ReadStatus read);
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bool setBatchMessagesRestored(const QModelIndexList &messages);
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// Fetches ALL available data to the model.
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void fetchAllData();
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// Filters messages
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void highlightMessages(MessageHighlighter highlight);
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public slots:
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// Loads messages of given feeds.
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void loadMessages(const FeedsSelection &selection);
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signals:
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// Emitted if some persistent change is made which affects count of "unread/all" messages.
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void messageCountsChanged(FeedsSelection::SelectionMode mode, bool total_msg_count_changed, bool any_msg_restored);
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private slots:
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// To disable persistent changes submissions.
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bool submitAll();
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private:
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// Sets up header data.
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void setupHeaderData();
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// Creates "normal" and "bold" fonts.
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void setupFonts();
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// Sets up all icons which are used directly by this model.
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void setupIcons();
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MessageHighlighter m_messageHighlighter;
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QString m_customDateFormat;
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FeedsSelection m_currentSelection;
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QList<QString> m_headerData;
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QList<QString> m_tooltipData;
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QFont m_normalFont;
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QFont m_boldFont;
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QIcon m_favoriteIcon;
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QIcon m_readIcon;
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QIcon m_unreadIcon;
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};
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Q_DECLARE_METATYPE(MessagesModel::MessageHighlighter)
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#endif // MESSAGESMODEL_H
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