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:

    15 *

    16 */

    17 

    18 #ifndef CRADIOSYSTEMEVENTCOLLECTOR_H

    19 #define CRADIOSYSTEMEVENTCOLLECTOR_H

    20 

    21 #include <e32std.h>

    22 

    23 class MRadioSystemEventObserver;

    24 

    25 NONSHARABLE_CLASS( CRadioSystemEventCollector )

    26     {

    27 public:

    28 

    29     IMPORT_C static CRadioSystemEventCollector* NewL();

    30 

    31     IMPORT_C virtual ~CRadioSystemEventCollector();

    32 

    33     /**

    34      * Adds a system event observer

    35      *

    36      * @param aSystemObserver The observer to be added

    37      */

    38     virtual void AddObserverL( MRadioSystemEventObserver* aSystemObserver ) = 0;

    39 

    40     /**

    41     * Removes a system event observer

    42     *

    43     * @param aSystemObserver The observer to be removed

    44     */

    45     virtual void RemoveObserver( MRadioSystemEventObserver* aSystemObserver ) = 0;

    46 

    47     /**

    48     * Returns data network coverage state ( wlan or mobile ).

    49     *

    50     * @return ETrue if there is network coverage

    51     */

    52     virtual TBool IsNetworkCoverage() const = 0;

    53 

    54     /**

    55     * Returns mobile network coverage state.

    56     *

    57     * @return ETrue if there is network coverage

    58     */

    59     virtual TBool IsMobileNetworkCoverage() const = 0;

    60 

    61     /**

    62     * Returns current call state.

    63     *

    64     * @return ETrue if call is active

    65     */

    66     virtual TBool IsCallActive() const = 0;

    67 

    68     /**

    69     * Returns current audio resources state.

    70     *

    71     * @return ETrue if audio resources are available

    72     */

    73     virtual TBool IsAudioResourcesAvailable() const = 0;

    74 

    75     /**

    76      * Returns current headset connection status

    77      *

    78      * @return

    79      */

    80     virtual TBool IsHeadsetConnectedL() const = 0;

    81 

    82     /**

    83      * Returns current Voice UI state.

    84      *

    85      * @return ETrue if Voice UI is active, EFalse otherwise

    86      */

    87     virtual TBool IsVoiceUiActive() const = 0;

    88 

    89     };

    90 

    91 #endif // CRADIOSYSTEMEVENTCOLLECTOR_H