1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Base class for all homescreen runtimes.

    15 *

    16 */

    17 

    18 

    19 #ifndef HSRUNTIME_H

    20 #define HSRUNTIME_H

    21 

    22 #include <QObject>

    23 

    24 #include "hsruntimemodel_global.h"

    25 

    26 /*! 

    27     \class HsRuntime

    28     \ingroup group_hsruntimemodel

    29     \brief Base class for all home screen runtimes.

    30 

    31     Provides the common functionality for all home screen runtime

    32     implementations.

    33         

    34 */

    35 class HSRUNTIMEMODEL_EXPORT HsRuntime : public QObject

    36 {

    37     Q_OBJECT

    38 

    39 public:

    40     HsRuntime(QObject* aParent = 0) : QObject(aParent) {}

    41     virtual ~HsRuntime() {}

    42 

    43 

    44 signals:

    45 /*!

    46     Emitted when the runtime has started.         

    47 */

    48     void started();

    49 

    50 /*!

    51     Emitted when the runtime has stopped.         

    52 */

    53     void stopped();

    54     

    55 /*!

    56     Emitted when the runtime has faulted.         

    57 */

    58     void faulted();

    59 

    60 

    61 public slots:

    62 

    63 /*!

    64     Starts the runtime.         

    65 */

    66     virtual void start() = 0;

    67 

    68 /*!

    69     Stops the runtime.         

    70 */

    71     virtual void stop() = 0;

    72 

    73 

    74 

    75 private:

    76 

    77     Q_DISABLE_COPY(HsRuntime)

    78 };

    79 

    80 #endif