dbusmenuimporter.h

/* This file is part of the dbusmenu-qt library
   Copyright 2009 Canonical
   Author: Aurelien Gateau <aurelien.gateau@canonical.com>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License (LGPL) as published by the Free Software Foundation;
   either version 2 of the License, or (at your option) any later
   version.

   This library 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/
#ifndef DBUSMENUIMPORTER_H
#define DBUSMENUIMPORTER_H

// Qt
#include <QtCore/QObject>

// Local
#include <dbusmenu_export.h>

class QAction;
class QDBusAbstractInterface;
class QDBusPendingCallWatcher;
class QDBusVariant;
class QIcon;
class QMenu;

class DBusMenuImporterPrivate;

enum DBusMenuImporterType {
    ASYNCHRONOUS,
    SYNCHRONOUS
};

class DBUSMENU_EXPORT DBusMenuImporter : public QObject
{
    Q_OBJECT
public:
    DBusMenuImporter(const QString &service, const QString &path, QObject *parent = 0);

    DBusMenuImporter(const QString &service, const QString &path, DBusMenuImporterType type, QObject *parent = 0);

    virtual ~DBusMenuImporter();

    QMenu *menu() const;

public Q_SLOTS:
    void updateMenu();

Q_SIGNALS:
    void menuUpdated();

    void menuReadyToBeShown();

    void actionActivationRequested(QAction *);

protected:
    virtual QMenu *createMenu(QWidget *parent);

    virtual QIcon iconForName(const QString &);

private Q_SLOTS:
    void sendClickedEvent(int);
    void slotMenuAboutToShow();
    void slotMenuAboutToHide();
    void slotAboutToShowDBusCallFinished(QDBusPendingCallWatcher *);
    void slotItemActivationRequested(int id, uint timestamp);
    void processPendingLayoutUpdates();
    void slotLayoutUpdated(uint revision, int parentId);
    void slotGetLayoutFinished(QDBusPendingCallWatcher *);

private:
    Q_DISABLE_COPY(DBusMenuImporter)
    DBusMenuImporterPrivate *const d;
    friend class DBusMenuImporterPrivate;

    // Use Q_PRIVATE_SLOT to avoid exposing DBusMenuItemList
    Q_PRIVATE_SLOT(d, void slotItemsPropertiesUpdated(const DBusMenuItemList &updatedList, const DBusMenuItemKeysList &removedList))
};

#endif /* DBUSMENUIMPORTER_H */