dependencies/AknsSrvClient.h
changeset 48 0d4ac38889fc
parent 39 4e8bbb15b77a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dependencies/AknsSrvClient.h	Thu Apr 01 14:50:19 2010 +0100
@@ -0,0 +1,536 @@
+/*
+* Copyright (c) 2002-2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Defines the public client side interface class to access the
+                 Skin Server and the skin change observer class to listen for
+                 skin changes in the system.
+*
+*/
+
+
+#ifndef AKNSSRVCLIENT_H
+#define AKNSSRVCLIENT_H
+
+//  INCLUDES
+#include <e32base.h>
+#include <badesca.h>
+#include <AknsItemDef.h>
+#include <AknsItemID.h>
+#include <AknsSrvSkinInformationPkg.h>
+
+#include "AknsSrvChunkLookup.h"
+
+// DATA TYPES
+
+/**
+* Reasons for panicing client thread.
+*
+* @since 2.0
+*/
+enum TAknSkinSrvPanic
+    {
+    EAknsSrvBadRequest              = 0,
+    EAknsSrvNotConnected            = 2,
+    EAknsSrvNotifyHandlerMissing    = 3,
+    EAknsSrvNoActiveScheduler       = 4,
+    EAknsSrvCannotCreateSharedChunk = 6,
+    EAknsSrvBadAlignment            = 8,
+    EAknsSrvFatalMergeFailure       = 10,
+    EAknsSrvCannotAdjustChunk       = 12,
+    EAknsSrvTooManyItemDefs         = 14,
+    EAknsSrvCannotRestoreDefaults   = 16,
+    EAknsSrvNotifyListImbalance     = 18,
+    EAknsSrvInvalidMessageHandle    = 20,
+    EAknsSrvInvalidBuildConf        = 22,
+    EAknsSrvFatalDRMFailure         = 24
+    };
+
+enum TAknsSrvInifileType
+    {
+    EAknsSrvInifileSSWP,
+    EAknsSrvInifileSSSS,
+    };
+
+enum TAknsSrcScreenMode
+   {
+   EAknsSrcScrModeNone      = 0,
+   EAknsSrvScrModePortrait  = 1,
+   EAknsSrvScrModeLandscape = 2,
+   EAknsSrvScrModeSquare    = 3
+   };
+
+/**
+* Skin server panic category string.
+*
+* @since 2.0
+*/
+_LIT( KAknSkinSrvPanicCategory, "AknSkinServer" );
+
+/**
+* Enumeration of skin item definition classes.
+*
+* @since 2.0
+*/
+enum TAknsItemDefClass
+    {
+    /**
+    * Skin item definition class enumeration value for bitmaps,
+    * including layout backgrounds but excluding application icons.
+    */
+    EAknsItemDefClassBitmaps = 1,
+
+    /**
+    * Skin item definition class enumeration value for application icons.
+    */
+    EAknsItemDefClassAppIcons = 2,
+
+    /**
+    * Skin item definition class enumeration value for color sets.
+    */
+    EAknsItemDefClassColorSets = 4
+    };
+
+/**
+* Skin package change reason codes used by
+* @c MAknsSkinChangeObserver::SkinPackageChanged
+*
+* @since 2.5
+*/
+enum TAknsSkinStatusPackageChangeReason
+    {
+    /**
+    * Enumeration value that indicates change in skin package list.
+    *
+    * @since 2.5
+    */
+    EAknsSkinStatusPackageListUpdate        = 1
+    };
+
+/**
+* Skin configuration change reason codes used by
+* @c MAknsSkinChangeObserver::SkinConfigurationChanged
+*
+* @since 2.5
+*/
+enum TAknsSkinStatusConfigurationChangeReason
+    {
+    /**
+    * Enumeration value that indicates completion of skin content merge,
+    * i.e. the new configuration is available for reading.
+    *
+    * @since 2.5
+    */
+    EAknsSkinStatusConfigurationMerged      = 1,
+
+    /**
+    * Enumeration value that indicates completion of event propagation
+    * to clients, i.e. the new configuration has been deployed to
+    * the registered clients.
+    *
+    * @since 2.5
+    */
+    EAknsSkinStatusConfigurationDeployed    = 2,
+
+    /**
+    * Enumeration value that indicates unsuccessful completion of
+    * skin activation because of an out-of-memory condition.
+    *
+    * @since 2.5
+    */
+    EAknsSkinStatusConfigurationFailedOOM   = 3,
+
+    /**
+    * Enumeration value that indicates unsuccessful completion of
+    * skin activation because of a corrupted skin package.
+    *
+    * @since 2.5
+    */
+    EAknsSkinStatusConfigurationFailedCorrupt = 4,
+    /**
+    * Enumeration value that indicates a change in the
+    * state of the morphing skin items
+    *
+    * @since 3.0
+    */
+    EAknsSkinStatusMorphingStateChange = 5,
+    EAknsSkinStatusWallpaperChanged = 6,
+    
+    /**
+    * Enumeration value that indicates a change in the
+    * state of animation Background
+    *
+    * @since 5.2
+    */    
+    EAknsSkinStatusAnimBackgroundChanged = 7,
+	
+	EAknsSkinStatusSlideSetWallpaperChanged = 8
+    
+    };
+
+// CONSTANTS
+
+_LIT( KAknsSrvRAMBitmapName, "RAM:BmpHandle");
+
+// CLASS DECLARATION
+
+/**
+* An user implementable interface class to handle the skin change
+* notifications.
+*
+* @since 2.0
+*/
+class MAknsSkinChangeObserver
+    {
+    public:
+
+        /**
+        * Called by the skin server when skin content is changed and the
+        * connected client wants to be informed.
+        *
+        * @since 2.0
+        */
+        virtual void SkinContentChanged() = 0;
+
+        /**
+        * Called by the skin server to indicate that the current skin
+        * configuration has changed.
+        *
+        * @param aReason Reason code.
+        *
+        * @since 2.5
+        */
+        virtual void SkinConfigurationChanged(
+            const TAknsSkinStatusConfigurationChangeReason aReason ) = 0;
+
+        /**
+        * Called by the skin server to indicate that the available
+        * skin packages have changed.
+        *
+        * @param aReason Reason code.
+        *
+        * @since 2.5
+        */
+        virtual void SkinPackageChanged(
+            const TAknsSkinStatusPackageChangeReason aReason ) = 0;
+
+        /**
+        * Called by the skin server to ask for local cache cleanup.
+        *
+        * @since 3.1
+        *
+        */
+        virtual void FlushLocalCaches() {};
+    };
+
+// FORWARD DECLARATIONS
+
+class CAknsSkinChangeHandler;
+struct TAknsSrvClientMemberData;
+
+// CLASS DECLARATION
+
+/**
+* The client side interface class for the skins server
+* Provides functionality to change the system skin, to retrieve skin content
+* definitions from the server and to listen for skin change events.
+*
+* @lib AknSkinSrv.lib
+*
+* @since 2.0
+*/
+class RAknsSrvSession : public RSessionBase
+    {
+    public:
+
+        /**
+        * C++ default constructor.
+        */
+        IMPORT_C RAknsSrvSession();
+
+        /**
+        * Starts the server if it's not allready started and creates a new
+        * session.
+        *
+        * @since 2.0
+        *
+        * @param aObserver Skin change observer.
+        * @param aPriority Observer priority.
+        *
+        * @return KErrNone if connection was succesfull, or otherwise one of
+        *   the standard system wide error codes.
+        */
+        IMPORT_C TInt Connect( MAknsSkinChangeObserver* aObserver = NULL,
+            TInt aPriority = CActive::EPriorityStandard );
+
+        /**
+        * Closes the session.
+        *
+        * @since 2.0
+        *
+        */
+        IMPORT_C void Close(); //lint !e1511 Hiding allowed
+
+        /**
+        * Enables the servers skin change notifications mechanism. If the skin
+        * definitions have changed, or there are pending notification events,
+        * SkinContentChanged() is called for all sessions.
+        * The function affects all sessions.
+        *
+        * @since 2.0
+        *
+        */
+        IMPORT_C void EnableSkinChangeNotify();
+
+
+        /**
+        * Disables the servers skin change notification mechanism. After this
+        * call no notification events are generated until a subsequent
+        * EnableSkinChangeNotify() is called. The function affects all sessions.
+        *
+        * @since 2.0
+        *
+        */
+        IMPORT_C void DisableSkinChangeNotify();
+
+        /**
+        * Notifies the server that the skin client has encountered an error
+        * while doing a skin change. After this call the server falls back to
+        * the system default skin and ignores any calls to this funcion to
+        * avoid infite loop.
+        *
+        * @since 2.0
+        *
+        * @param aErrorCode Error code.
+        */
+        IMPORT_C void ClientError(TInt aErrorCode = 0);
+
+        /**
+        * Sets all the active item definition sets (including all the classes).
+        * Item definition sets of the skin with the given package ID are
+        * activated and clients are notified about the skin change.
+        *
+        * @since 2.0
+        *
+        * @param aPID Package ID of the skin to be activated.
+        *
+        * @return KErrNone if succesfull or one of the system wide error codes.
+        */
+        IMPORT_C TInt SetAllDefinitionSets( const TAknsPkgID aPID );
+
+        /**
+        * Retrieves skin information for all the available skins packages
+        * in specified location. After a call to this function, the ownewship
+        * of the array and the items in it is transferred to the caller.
+        *
+        * @since 2.0
+        *
+        * @param aLocation the location from where to look for the skin
+        *   packages. Default value is phone (i.e., c and z drives).
+        *
+        * @return A pointer to an array containing pointers to
+        *   CAknsSrvSkinInformationPkg instances, or an empty array if no skin
+        *   packages were found in the specified location. If the same skin
+        *   was found multiple times, only the first match is included in the
+        *   array.
+        *
+        * @par Exceptions:
+        *   If enumeration failed, method leaves with an error code.
+        */
+        IMPORT_C CArrayPtr<CAknsSrvSkinInformationPkg>*
+            EnumerateSkinPackagesL(
+            TAknSkinSrvSkinPackageLocation aLocation = EAknsSrvPhone );
+
+        /**
+        * Creates a chunk lookup object.
+        *
+        * @since 2.0
+        *
+        * @return Newly created chunk lookup object.
+        *
+        * @par Exceptions:
+        *   If construction fails, method leaves with an error code.
+        */
+        IMPORT_C CAknsSrvChunkLookup* CreateChunkLookupL();
+
+        /**
+        * Sets the idle state wallpaper.
+        *
+        * @since 2.0
+        *
+        * @param aFilename a fully qualified path(incl. path + filename)
+        *   to the mbm file containing the wallpaper
+        * @param aIndex the index of the bitmap in the mbm file
+        * @param aMaskIndex the index of the mask bitmap in the mbm file
+        *
+        * @return If the call fails, one of the system wide error codes is
+        *   returned.
+        */
+        IMPORT_C TInt SetIdleWallpaper(const TDesC& aFilename);
+
+        /**
+        * Stores a duplicate of the given bitmap (optionally with mask).
+        *
+        * @param aIID Item ID used as a key.
+        *
+        * @param aType Layout type used as a key.
+        *
+        * @param aBmp Pointer to a bitmap. Must be non-NULL. No ownership
+        *   is transferred.
+        *
+        * @param aMask Pointer to a mask, or @c NULL. No ownership is
+        *   transferred.
+        *
+        * @since 2.8
+        */
+        IMPORT_C TInt StoreScalableGraphics(const TAknsItemID& aIID,
+            const TInt aType, const TSize& aLayoutSize, const CFbsBitmap* aBmp,
+            const CFbsBitmap* aMask, TBool aMorphing = EFalse );
+
+        /**
+        * Instructs the server to cleanup any stored layout bitmaps.
+        *
+        * @return Error code.
+        *
+        * @since 2.8
+        */
+        IMPORT_C TInt ClearScalableGraphics();
+
+        /**
+        * Acknowledges the skin change notification.
+        *
+        * @return Error code.
+        *
+        * @since 2.7
+        */
+        TInt AcknowledgeSkinChangeNotification();
+
+        IMPORT_C TInt DeleteSkin(const TAknsPkgID aPID, TAknSkinSrvSkinPackageLocation aLocation );
+        IMPORT_C TInt CopySkin(const TAknsPkgID aPID, TAknSkinSrvSkinPackageLocation aSourceLocation, TAknSkinSrvSkinPackageLocation aDestLocation);
+        IMPORT_C TInt OpenBitmapFile( const TDesC& aFilename, TInt &aFileHandle);
+        IMPORT_C TInt OpenInifile(const TAknsPkgID aPID, TAknSkinSrvSkinPackageLocation aLocation, TInt& aFilehandle, TBool aWriteToFile);
+        IMPORT_C TInt CopySoundFile(const TDesC& aSourceFilename, const TDesC& aTargetFilename);
+        IMPORT_C void DecodeWallpaperImageL(const TDesC& aFilename, const TSize& aTargetSize, CFbsBitmap*& aBitmap, CFbsBitmap*& aMask);
+        IMPORT_C TInt OpenImageInifile(TAknsSrvInifileType aType, TInt& aFilehandle);
+        IMPORT_C TInt SetSlideSetWallpaper(const CDesCArray& aFilenameArray);
+#if defined(RD_SLIDESHOW_WALLPAPER)
+        void DoWriteInifileL(const CDesCArray& aFilenameArray);
+#endif
+        IMPORT_C void FreeUnnecessaryLayoutBitmaps(TAknsSrcScreenMode aMode);
+
+        /*
+        * Checks if AppArc has been configured using CenRep for this application UID. If so, skinned icon graphics are NOT
+        * created when calling AknsUtils::CreateAppIconLC. Instead, configured icon (which is defined in the 
+        * AppArc's CenRep file) is used. Note that icon configuration can wary depending on active language.
+        *
+        * @since 5.0
+        *
+        * @param aAppUid - Application UID of application to be checked.
+        * @return zero, if no cenrep-based configuration is used.
+        * Non-zero is returned, if application UID is configured using AppArc's CenRep file.
+        */
+        IMPORT_C TInt CheckIconConfiguration( TUid aAppUid );
+        
+        /**
+        * Add one wallpaper.
+        *
+        * @param aFilename a fully qualified path(incl. path + filename)
+        *   of the wallpaper
+        * @param aTargetSize - Decoded size. 
+        * if not set, Both portait and landscape(base on screen size) will be decoded. 
+        */       
+        IMPORT_C void AddWallpaperL( const TDesC& aFilename, const TSize& aTargetSize );
+        
+        /**
+        * Remove one decoded wallpaper.
+        *
+        * @param aFilename a fully qualified path(incl. path + filename)
+        *   of the wallpaper
+        */        
+        IMPORT_C void RemoveWallpaper( const TDesC& aFilename );
+        
+        /**
+        * Remove all decoded wallpaper.
+        */
+        IMPORT_C void RemoveAllWallpapers( );
+        
+        /**
+        * Get a decoded wallpaper.
+        */
+        IMPORT_C  CFbsBitmap* WallpaperImageL( const TDesC& aFilename );
+
+    private: // Reserved exports
+
+        /**
+        * Reserved for future use.
+        *
+        * @since 2.0
+        *
+        * @return Always returns zero.
+        */
+        IMPORT_C TInt Reserved1();
+
+        /**
+        * Reserved for future use.
+        *
+        * @since 2.0
+        *
+        * @return Always returns zero.
+        */
+        IMPORT_C TInt Reserved2();
+
+        /**
+        * Reserved for future use.
+        *
+        * @since 2.0
+        *
+        * @return Always returns zero.
+        */
+        IMPORT_C TInt Reserved3();
+
+        /**
+        * Reserved for future use.
+        *
+        * @since 2.0
+        */
+        IMPORT_C void Reserved4();
+
+    private:
+
+        /**
+        * Gets the server version.
+        */
+        TVersion Version() const;
+
+        /**
+        * Cancels send operation.
+        */
+        void SendCancel();
+
+        /**
+        * Completes event handling.
+        */
+        void EventHandled();
+
+    private: // Data
+
+        // Holds member variables of this class.
+        TAknsSrvClientMemberData* iMemberData;
+
+    private: // Friend classes
+        friend class CAknsSkinChangeHandler;
+
+    };
+
+#endif // AKNSSRVCLIENT_H
+
+// End of File