PECengine/StorageManager2/ClientInc/PEngStorageManager.h
changeset 0 094583676ce7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PECengine/StorageManager2/ClientInc/PEngStorageManager.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,192 @@
+/*
+* Copyright (c) 2002 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:  Static interface of the storage manager
+*
+*/
+
+
+#ifndef __PENGSTORAGEMANAGER_H__
+#define __PENGSTORAGEMANAGER_H__
+
+//  INCLUDES
+#include	<e32base.h>
+#include	"RObjectArray.h"
+
+
+// FORWARD DECLARATIONS
+class MPEngStorageManager;
+class MPEngStorageManagerWatcher;
+class CPEngSessionSlotId;
+class MPEngGlobalEventObserver;
+class CPEngSessionSlotState;
+
+//  Local Data Structures
+
+/**
+ *  Presence Server notify factory to register observers for listening
+ *	of new events, SIDs changes or notifying about SID  change
+ *	when ever there is any observer, SAP settings store is always observer
+ *	and active folder in the storage manager is changed
+ *	does not matter on the nature of the observer, SID, Event, Stolid
+ *
+ *  @lib PEngClient
+ *  @since 3.0
+ */
+class PEngStorageManager
+    {
+
+    public: // New functions
+
+        /**
+         *	Retrieves Storage Manager instance
+         *	Ownership is passed to the caller
+         *	To get Storage manager which has handle to the correct
+         *	sub-folder of the Storage, Server address and user name
+         *	has to be specified
+         *
+         *	@since 3.0
+         *	@param aSessionSlot session slot Class which caries
+         *				unique information about the session
+         *	@return MPEngStorageManager type pointer, ownership is
+         *						passed to the caller
+          */
+        IMPORT_C static MPEngStorageManager* GetStorageManagerL(
+            const CPEngSessionSlotId& aSessionSlot );
+
+
+        /**
+         *	Retrieves Storage Manager Watcher reference
+         *	When this method is called, Reference counter is increased
+         *	and when user does not need watcher, close shall be called
+
+         *	To get Storage manager Watcher which has handle to the
+         *	correct sub-folder of the Storage, Server address
+         *	and user name has to be specified
+         *
+         *	@since 3.0
+         *	@param aSessionSlot session slot Class which caries
+         *				unique information about the session
+         *	@return MPEngStorageManagerWatcher type pointer,
+         *						ownership is passed to the caller
+          */
+        IMPORT_C static MPEngStorageManagerWatcher* GetStorageManagerWatcherL(
+            const CPEngSessionSlotId& aSessionSlot );
+
+
+        /**
+         *	Create Session folder in the storage
+         *	This will ensure existence of the session slot folder till the
+         *	moment calling application will not unregister from the
+         *	session slot folder ( RemoveSessionFolderL)
+         *
+         *	@since 3.0
+         *	@param aSessionSlot session slot Class which caries
+         *				unique information about the session
+         *	@param aApplicationId calling application Id
+         */
+        IMPORT_C static void CreateSessionFolderL(
+            const CPEngSessionSlotId& aSessionSlot,
+            const TDesC& aApplicationId );
+
+        /**
+         *	Remove Session folder from the storage, with the session folder
+         *	Session is deleted from the storage, only if the calling
+         *	application was the last one registered (CreateSessionFolderL())
+         *
+         *	@since 3.0
+         *	@param aSessionSlot session slot Class which caries
+         *				unique information about the session
+         *	@param aApplicationId calling application Id
+         */
+        IMPORT_C static void RemoveSessionFolderL(
+            const CPEngSessionSlotId& aSessionSlot,
+            const TDesC& aApplicationId );
+
+        /**
+         *	Get Session slot state.
+         *
+         *	@since 3.0
+         *	@param aSessionSlot session slot Class which caries
+         *				unique information about the session
+         *  @param aSessionSlotState will be filled on return with the
+         *			    state of the session slot
+         */
+        IMPORT_C static void SessionSlotStateL(
+            const CPEngSessionSlotId& aSessionSlot,
+            CPEngSessionSlotState& aSessionSlotState );
+
+        /**
+         *	Get list of existing Session slots
+         *	Returns array of all existing session slots, no matter if
+         *	session is opened or closed.
+         *
+         *	@since 3.0
+         *	@param aSessionSlots array where session slots states will be
+         *			stored
+         */
+        IMPORT_C static void AllSessionSlotsStatesL(
+            RObjectArray<CPEngSessionSlotState>& aSessionSlots );
+
+
+        /**
+         *	Register Global event observer
+         *	Global event observer will be notified about all events
+         *	of the PEC engine
+         *
+         *	@since 3.0
+         *	@param aGlobalObserver call back interface implemented by the
+         *				observer
+         *		Function leaves with KErrAlreadyExists
+         *		, if same observer is already registered
+         */
+        IMPORT_C static void RegisterGlobalEventObserverL(
+            MPEngGlobalEventObserver& aGlobalObserver );
+
+        /**
+         *	Unregister Global event observer
+         *	Global observer is unregistered, if observer is not found
+         *	among the registered observers, function is ignored
+         *
+         *	@since 3.0
+         *	@param aGlobalObserver call back interface implemented by the
+         *				observer
+         */
+        IMPORT_C static void UnregisterGlobalObserver(
+            MPEngGlobalEventObserver& aGlobalObserver );
+
+
+    protected: // Constructors and destructor
+
+        /**
+         * C++ default constructor.
+         */
+        PEngStorageManager();
+
+        /**
+         * Destructor.
+         */
+        virtual ~PEngStorageManager();
+
+        // Prohibit copy constructor if not deriving from CBase.
+        PEngStorageManager( const PEngStorageManager& );
+
+        // Prohibit assignments operator if not deriving from CBase.
+        PEngStorageManager& operator=( const PEngStorageManager& );
+
+    };
+
+
+#endif      // __PENGSTORAGEMANAGER_H__
+
+// End of File