tagactionmanager.h

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/* Copyright 2010 Thomas McGuire <mcguire@kde.org>

   Copyright 2011-2015 Laurent Montel <montel@kde.org>

   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 TAGACTIONMANAGER_H
#define TAGACTIONMANAGER_H

#include "kmail_export.h"
#include "tag.h"
#include <QMap>

class KJob;
class KActionCollection;
class KXMLGUIClient;
class KToggleAction;
class QAction;
class QSignalMapper;
class KAction;
namespace Akonadi {
class Item;
class Monitor;
class Tag;
}

namespace KMail {

class MessageActions;

class KMAIL_EXPORT TagActionManager : public QObject
{
    Q_OBJECT
public:

    TagActionManager( QObject *parent, KActionCollection *actionCollection,
                      MessageActions *messageActions, KXMLGUIClient *guiClient );

    ~TagActionManager();

    void clearActions();

    void createActions();

    void updateActionStates( int numberOfSelectedMessages,
                             const Akonadi::Item &selectedItem );


Q_SIGNALS:

    void tagActionTriggered( const Akonadi::Tag &tag );
    void tagMoreActionClicked();

private Q_SLOTS:
    void finishedTagListing(KJob *job);
    void newTagActionClicked();
    void onSignalMapped(const QString &tag);
    void onTagAdded(const Akonadi::Tag &);
    void onTagRemoved(const Akonadi::Tag &);
    void onTagChanged(const Akonadi::Tag &);

private:
    void fillTagList();
    void createTagAction( const MailCommon::Tag::Ptr &tag, bool addToMenu );
    void createTagActions( const QList<MailCommon::Tag::Ptr> &);
    void checkTags(const QList<qint64>& tags);
    QList<qint64> checkedTags() const;

    KActionCollection *mActionCollection;
    MessageActions *mMessageActions;
    QSignalMapper *mMessageTagToggleMapper;
    KXMLGUIClient *mGUIClient;

    QAction *mSeparatorMoreAction;
    QAction *mSeparatorNewTagAction;
    KAction *mMoreAction;
    KAction *mNewTagAction;
    // Maps the id of a tag to the action of a tag.
    // Contains all existing tags
    QMap<qint64,KToggleAction*> mTagActions;

    // The actions of all tags that are in the toolbar
    QList<QAction*> mToolbarActions;

    // A sorted list of all tags
    QList<MailCommon::Tag::Ptr> mTags;

    // Uri of a newly created tag
    qint64 mNewTagId;
    bool mTagFetchInProgress;
    Akonadi::Monitor *mMonitor;
};
}

#endif