1 // Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This material, including documentation and any related

     4 // computer programs, is protected by copyright controlled by

     5 // Nokia. All rights are reserved. Copying, including

     6 // reproducing, storing, adapting or translating, any

     7 // or all of this material requires the prior written consent of

     8 // Nokia. This material also contains confidential

     9 // information which may not be disclosed to others without the

    10 // prior written consent of Nokia.

    11 //

    12 // Description:

    13 // Render Orientation Tracking and Publication

    14 // 

    15 

    16 #ifndef renderorientationtracker_h

    17 #define renderorientationtracker_h

    18 

    19 #include <e32std.h>

    20 #include <e32base.h>

    21 #include <e32property.h>

    22 #include <w32std.h>

    23 #include <wspublishandsubscribedata.h>

    24 

    25 // Values for the device orientation that we receive via P&S from the Theme Server

    26 // Todo FIX THIS Category UID!!!

    27 const TUid  KThemeOrientationCategory   = {0x20022E82}; // == KHbPsHardwareCoarseOrientationCategoryUid 

    28 const TUint KThemeOrientationKey        = 0x4F726965; // == KHbPsHardwareCoarseOrientationKey 

    29 

    30 typedef TRenderOrientation TRenderOrientationTrackingType; 

    31 

    32 class CWsWindowGroup;

    33 

    34 class CWsRenderOrienationTracker : public CActive

    35     {

    36 public:  

    37     static CWsRenderOrienationTracker* NewL();

    38     ~CWsRenderOrienationTracker();

    39 

    40     void CheckRenderOrientation();

    41 

    42 private:   

    43     CWsRenderOrienationTracker();

    44     void ConstructL();

    45     

    46     void RequestDeviceOrientationNotification();

    47     void CancelDeviceOrientationNotification();

    48     

    49     // CActive

    50     void RunL();

    51     void DoCancel();

    52     

    53     TInt DoOrientationTracking();

    54     TInt GetThemeOrientation(TRenderOrientation& aThemeOrientation);

    55     TInt PublishOrientation(const TRenderOrientation aRenderOrientation);

    56     TInt DoPublishOrientation(const TRenderOrientation aRenderOrientation);

    57     TInt GetIndicatedOrientation(TRenderOrientationTrackingType& aOrientationTrackingType);

    58     TInt CheckWindowGroupOrientation(const CWsWindowGroup& aWinGroup, TRenderOrientationTrackingType& aOrientationTrackingType);

    59     TBool UseableGroupWindow(const CWsWindowGroup& aWinGroup) const;

    60     TInt GetFocusWindowOrientation(TRenderOrientationTrackingType& aOrientationTrackingType);

    61     TInt FindOrientationFromWindowTree(TRenderOrientationTrackingType& aOrientationTrackingType);    

    62     void SetHALOrientation(const TRenderOrientation aRenderOrientation);

    63     

    64 private:    

    65     TRenderOrientationTrackingType  iRenderOrientationTrackingType;    

    66     TRenderOrientation              iPublishedRenderOrientation;

    67     RProperty                       iThemeOrientationProperty;

    68     RProperty                       iRenderOrientationPublisher;

    69     };

    70 

    71 #endif