Qtopia Home - Classes - Hierachy - Annotated - Functions - Qt Embedded |

# devicebuttonmanager.h

This is the verbatim text of the devicebuttonmanager.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /**********************************************************************
    ** Copyright (C) 2000-2005 Trolltech AS.  All rights reserved.
    **
    ** This file is part of the Qtopia Environment.
    **
    ** 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) any later version.
    **
    ** A copy of the GNU GPL license version 2 is included in this package as
    ** LICENSE.GPL.
    **
    ** 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.
    **
    ** In addition, as a special exception Trolltech gives permission to link
    ** the code of this program with Qtopia applications copyrighted, developed
    ** and distributed by Trolltech under the terms of the Qtopia Personal Use
    ** License Agreement. You must comply with the GNU General Public License
    ** in all respects for all of the code used other than the applications
    ** licensed under the Qtopia Personal Use License Agreement. If you modify
    ** this file, you may extend this exception to your version of the file,
    ** but you are not obligated to do so. If you do not wish to do so, delete
    ** this exception statement from your version.
    **
    ** See http://www.trolltech.com/gpl/ for GPL licensing information.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
    ** not clear to you.
    **
    **********************************************************************/
    #ifndef DEVICE_BUTTON_MANAGER_H
    #define DEVICE_BUTTON_MANAGER_H

    #include <qobject.h>
    #include <qvaluelist.h>
    #include <qstring.h>
    #include <qtopia/devicebutton.h>

    class ServiceRequest;

    class QTOPIA_EXPORT DeviceButtonManager : QObject {
      Q_OBJECT

     public:
      static DeviceButtonManager& instance();

      /**
       * Returns the available buttons on this device.  The number and location
       * of buttons will vary depending on the device.  Button numbers will be assigned
       * by the device manufacturer and will be from most preferred button to least preffered
       * button.  Note that this list only contains "user mappable" buttons.
       */
      const QValueList<DeviceButton>& buttons() const;

      /**
       * Returns the DeviceButton for the \a keyCode.  If \a keyCode is not found, it
       * returns 0L
       */
      const DeviceButton* buttonForKeycode(ushort keyCode);

      void remapPressedAction(int button, const ServiceRequest& qcopMessage);
      void remapHeldAction(int button, const ServiceRequest& qcopMessage);

      void factoryResetButtons();

     protected:
      DeviceButtonManager();
      virtual ~DeviceButtonManager();

      private slots:
        void received(const QCString& message, const QByteArray& data);

     private:
      void loadButtons(bool factory=FALSE);

      static DeviceButtonManager* m_Instance;
      QValueList<DeviceButton> m_Buttons;
    };

    #define QTOPIA_DEFINED_DEVICEBUTTONMANAGER
    #include <qtopia/qtopiawinexport.h>

    #endif