diff -r 0efa10d348c0 -r a5a39a295112 homescreensrv_plat/hs_settings_api/inc/hspluginsettings.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/homescreensrv_plat/hs_settings_api/inc/hspluginsettings.h	Wed Sep 01 12:22:09 2010 +0100
@@ -0,0 +1,260 @@
+/*
+* Copyright (c) 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:  Encapsulates hsps liw service
+*
+*/
+#ifndef C_CHomeScreenSettingsIf_H
+#define C_CHomeScreenSettingsIf_H
+
+#include <e32base.h>
+#include <liwcommon.h>      // for MLiwNotifyCallback
+#include <mhomescreensettingsif.h>
+#include <mhomescreensettingsobserver.h>
+
+class CLiwServiceHandler;
+class MLiwInterface;
+class CLiwCriteriaItem;
+class CLiwMap;
+class CLiwList;
+class MDesC8Array;
+class CLiwDefaultMap;
+class CLiwDefaultList;
+class MLiwNotifyCallback;
+class CLiwGenericParamList;
+
+
+namespace HSPluginSettingsIf{
+
+class CHspsConfiguration;
+class CItemMap;
+class CPropertyMap;
+class MHomescreenSettingsObserver;
+
+/**
+ *  Wrapper for hsps liw service
+ *  
+ *
+ *  @code
+ *   
+ *  @endcode
+ *
+ *  @lib HomeScreenSettingsIf.lib
+ *  @since S60 v5.0
+ */
+NONSHARABLE_CLASS( CHomescreenSettings ) :
+    public CBase,
+    public MLiwNotifyCallback,
+    public MHomescreenSettingsIf
+    {
+public: // static methods
+    /**
+     * Get instance to settings API.
+     * 
+     * InitializeL must be called before calling this method.
+     * Otherwise NULL is returned. InitializeL and Instance
+     * must be called within same thread since TLS is used
+     * to storage instance data.
+     * 
+     * @return CHomescreenSettings* Pointer to settings api.
+     *                              Can return NULL in case of
+     *                              error. 
+     */
+    IMPORT_C static CHomescreenSettings* Instance();
+
+    /**
+     * Initialize settings api.
+     *
+     * There must be one UnInitialize call for each Initialize call
+     * in order to prevent memory leaking.
+     * (Implementation contains reference counting)
+     */
+    IMPORT_C static void InitializeL( const TDesC8& aAppUid );
+
+    /**
+     * Uninitialize settings api.
+     *
+     * There must be one UnInitialize call for each Initialize call
+     * in order to prevent memory leaking.
+     * (Implementation contains reference counting)
+     */
+    IMPORT_C static void UnInitialize();    
+
+public:
+    /**
+     * Add observer
+     * 
+     * @param aObserver     Observer to be added.
+     */
+    IMPORT_C void AddObserverL( MHomeScreenSettingsObserver* aObserver );        
+    
+    /**
+     * Remove observer
+     * 
+     * @param aObserver     Observer to be removed.
+     */    
+    IMPORT_C void RemoveObserver( MHomeScreenSettingsObserver* aObserver );        
+    
+public: 
+    /**
+     * From MHomescreenSettingsIf
+     * Stores defined plugin’s settings. 
+     * Plugin is identified with unique plugin ID used in application’s
+     * configuration 
+     *
+     * @param aPluginId Pluging’s ID which settings are stored
+     * @param aSettings List of item maps
+     * @return Operation status. KErrNone (success), KErrNotFound
+     */
+    IMPORT_C TInt GetSettingsL(
+        const TDesC8& aPluginId,
+        RPointerArray<CItemMap>& aSettings );
+    
+    /**
+     * From MHomescreenSettingsIf
+     * Stores defined plugin’s settings. 
+     * Plugin is identified with unique plugin ID used in application’s 
+     * configuration 
+     *
+     * @param aPluginId Pluging’s ID which settings are stored
+     * @param aSettings List of item maps
+     * @param aStoringParam parameter to tell whether plugin configuration need to be saved also if parameter is ETrue.
+     * @return Operation status. KErrNone (success), KErrNotFound
+     */
+    IMPORT_C TInt SetSettingsL(
+        const TDesC8& aPluginId,
+        const RPointerArray<CItemMap>& aSettings,
+        const TBool aStoringParam );   
+    
+protected:
+    /**
+     * Two-phased constructor.
+     * 
+     * @param aAppUid Application uid in integer format
+     */
+    static CHomescreenSettings* NewL( const TDesC8& aAppUid );
+    
+    /**
+     * Two-phased constructor.
+     * 
+     * @param aAppUid Application uid in integer format
+     */
+    static CHomescreenSettings* NewLC(
+        const TDesC8& aAppUid );
+    
+    /**
+    * Destructor.
+    */
+    virtual ~CHomescreenSettings(); 
+    
+    /**
+     * Constructor.
+     */
+    CHomescreenSettings();
+    
+    /**
+     * Second phase constructor
+     * 
+     * @param aAppUid Application uid in integer format
+     */
+    void ConstructL( const TDesC8& aAppUid );
+    
+    /**
+     * Processes all items configuration setting
+     * @param aItemList item list
+     * @param aTarget  output hsps configuration
+     */
+    void ProcessConfigurationSettingsL(
+        const CLiwList& aItemList,
+        CHspsConfiguration& aTarget );
+    
+    /**
+     * Processes all items' properties configuration
+     * 
+     * @param aPropertyMapList input properties
+     * @param aItemMap output item
+     */
+    void ProcessConfItemPropertiesL(
+        const CLiwList& aPropertyMapList,
+        CItemMap& aItemMap );
+    
+    /**
+     * Fills liw map from given item
+     * @param aMap liw item map to fill in
+     * @param aItemMap item map 
+     */
+    void FillMapFromItemL( CLiwDefaultMap& aMap, const CItemMap& aItemMap );
+    
+    /**
+     * Fills liw map from given item properties
+     * @param aMap liw map to fill in
+     * @param aItemMap item properiteis map 
+     */
+    void FillMapFromPropertiesL(
+        CLiwDefaultList& aInPropertyMapList,
+        const RPointerArray<CPropertyMap>& aProperties );
+    
+    /**
+     * Sets plugin settings 
+     * @param aPluginId plugin id
+     * @param aSettings array of items to set
+     * @param aStoringParam parameter to tell whether plugin configuration need to be saved.
+     * @return 
+     */
+    TInt SetPluginSettingsL( 
+        const TDesC8& aPluginId,
+        const RPointerArray<CItemMap>& aSettings,
+        const TDesC8& aStoringParam );
+    
+protected:  
+    /**
+     * From MLiwNotifyCallback
+     * Handle HSPS notifications 
+     *
+     * @param aCmdId Command id
+     * @param aEventId Event id
+     * @param aEventParamList Event parameters
+     * @param aInParamList In parameters
+     */
+    TInt HandleNotifyL(TInt aCmdId, TInt aEventId,                        
+                       CLiwGenericParamList& aEventParamList,
+                       const CLiwGenericParamList& aInParamList);
+    
+private: // data
+    /**
+     * Owned. SAPI service handler.
+     */
+    CLiwServiceHandler* iServiceHandler;
+    /**
+     * Owned. HSPS SAPI service.
+     */
+    CLiwCriteriaItem* iHspsService;   
+    /**
+     * Owned. Provides hsps services.
+     */
+    MLiwInterface* iHspsInterface;
+
+    /*
+     * Asynchronous service request tarnsaction id
+     */ 
+    TInt iTransactionId;
+    
+    /*
+     * List of observers. Items not owned!
+     */ 
+    RPointerArray<MHomeScreenSettingsObserver> iObservers;
+    };
+
+} //namespace HSPluginSettingsIf
+
+#endif // C_CHomeScreenSettingsIf_H