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: FM Radio widget radio service client

    15 *

    16 */

    17 

    18 #ifndef FMRADIOHSWIDGETRADIOSERVICECLIENT_H_

    19 #define FMRADIOHSWIDGETRADIOSERVICECLIENT_H_

    20 

    21 // System includes

    22 #include <QObject>

    23 #include <xqservicerequest.h>

    24 #include <xqappmgr.h>

    25 

    26 // Constants

    27 /**  Radio service name. */

    28 const QString KRadioServiceName = "com.nokia.services.Radio";

    29 /**  Radio control interface name. */

    30 const QString KRadioServiceControlInterfaceName = "IRadioControl";

    31 /**  Radio monitor interface name. */

    32 const QString KRadioServiceControlOperation = "command(int)";

    33 /**  Radio monitor interface name. */

    34 const QString KRadioServiceMonitorInterfaceName = "IRadioMonitor";

    35 /**  Radio monitor interface name. */

    36 const QString KRadioServiceMonitorOperation = "requestNotifications()";

    37 /**  Radio refresh operation name. */

    38 const QString KRadioServiceRefreshOperation = "requestAllData()";

    39 

    40 class FmRadioHsWidgetRadioServiceClient : public QObject

    41 {

    42 Q_OBJECT

    43 

    44 public:

    45     FmRadioHsWidgetRadioServiceClient(QObject *parent = 0);

    46     virtual ~FmRadioHsWidgetRadioServiceClient();

    47     

    48     enum FmRadioStartupState

    49     {

    50         StartForeground,

    51         StartBackground

    52     };

    53     enum FmRadioChannelChangeCommand

    54     {

    55         PreviousFavouriteChannel,

    56         NextFavouriteChannel

    57     };

    58     enum FmRadioAudioControlCommand

    59     {

    60         Mute,

    61         Unmute

    62     };

    63     enum FmRadioInformationType

    64     {

    65         InformationTypeStationName,

    66         InformationTypeCallSign,

    67         InformationTypeFrequency,

    68         InformationTypeRt,

    69         InformationTypeDynamicPsName,

    70         InformationTypePty

    71     };

    72     enum FmRadioVisibilty

    73     {

    74         DoNotChange,

    75         ToForeground,

    76         ToBackground

    77     };

    78 

    79     void init();

    80 

    81 signals:

    82     void radioInformationChanged(int notificationId, QVariant value);

    83     void radioStateChanged(QVariant value);

    84 

    85 public slots:

    86     void doChangeFmRadioVisibility(FmRadioVisibilty visibility);

    87     void test();

    88     void doChangeFmRadioChannel(FmRadioChannelChangeCommand command);

    89     void doControlFmRadioAudio(FmRadioAudioControlCommand command);

    90     void handleFmRadioInformationChange(const QVariant& value);

    91     void handleFmRadioStateChange(QVariant& value);

    92     void startMonitoring(FmRadioVisibilty visibility);

    93     void stopMonitoring();

    94 

    95 protected slots:

    96     void requestCompleted(const QVariant& value);

    97 

    98 private slots:

    99     //void handleOk(const QVariant &result);

   100     void handleError(int errorCode, const QString& errorMessage);

   101     void handleRequestError(int error);

   102     

   103     void createControlServiceRequest();

   104     void createMonitorServiceRequest();

   105 

   106     void doSendMonitorRequest(FmRadioVisibilty visibility);

   107     void doSendControlRequest(QVariant &argument, FmRadioVisibilty visibility);

   108     

   109     void prepareRequestInfo(XQAiwRequest *request, FmRadioVisibilty visibility);

   110     

   111 private: // data

   112     bool mRequestPending;

   113     XQApplicationManager mApplicationManager;

   114     XQAiwRequest* mRadioMonitorRequest;

   115     XQAiwRequest* mRadioControlRequest;

   116     

   117     bool                mDataInitialized;

   118 

   119 };

   120 

   121 #endif /* FMRADIOHSWIDGETRADIOSERVICECLIENT_H_ */