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 __CBACKSTEPPING_H

    19 #define __CBACKSTEPPING_H

    20 

    21 #include <w32std.h>

    22 #include "tswindowgroupsobserverbase.h"

    23 

    24 class CTsBacksteppingFilter;

    25 

    26 NONSHARABLE_CLASS(CTsBackstepping) : public CTsWindowGroupsObserverBase

    27 {

    28 public:

    29     static CTsBackstepping* NewL( MTsWindowGroupsMonitor& );

    30     static CTsBackstepping* NewLC( MTsWindowGroupsMonitor& );

    31     virtual ~CTsBackstepping();

    32 

    33 private:

    34     CTsBackstepping( MTsWindowGroupsMonitor& );

    35     void ConstructL();

    36     void HandleWindowGroupChanged( MTsResourceManager &rsc, 

    37                                    const MTsRunningApplicationStorage& aStorage );

    38     void HandleWindowGroupChangedL( MTsResourceManager &rsc, 

    39                                     const MTsRunningApplicationStorage& aStorage );

    40     TInt HomescreenOffsetL( const MTsRunningApplicationStorage& aStorage )const;

    41     void SwitchToIdleStateL( MTsResourceManager& aResources, TBool aIsFirst );

    42 

    43 private:

    44     CTsBacksteppingFilter *iFilter;

    45     TBool iHsWasFirst;

    46 

    47 };

    48 

    49 #endif // __CBACKSTEPPING_H