messagingapp/msgappfw/server/inc/ccsconversationdeletehandler.h
changeset 23 238255e8b033
child 25 84d9eb65b26f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingapp/msgappfw/server/inc/ccsconversationdeletehandler.h	Fri Apr 16 14:56:15 2010 +0300
@@ -0,0 +1,121 @@
+/*
+* Copyright (c) 2007 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:  CS Server Delete Handler
+*
+*/
+#ifndef __C_CS_CONVERSATION_DELETE_HANDLER_H__
+#define __C_CS_CONVERSATION_DELETE_HANDLER_H__
+
+// SYSTEM INCLUDE FILES
+#include <msvapi.h>
+
+// FORWARD DECLARATIONS
+class CMsvSession;
+class MMsvSessionObserver;
+class CConversationCache;
+class CCsConversationEntry;
+class MCsConversationDeleteObserver;
+
+/**
+ * Delete handler states
+ */
+enum TDeleteHandlerState
+    {
+    EIdle = 0,
+    EDeleteStart,
+    EDeleteNext,
+    EDeleteComplete
+    };
+
+/**
+ * This class handles deletion of messages from messaging store.
+ */
+class CCsConversationDeleteHandler : public CActive, 
+public MMsvSessionObserver 
+    {
+public:
+    /**
+     * Two phase construction
+     */
+    static CCsConversationDeleteHandler* NewL(CCsConversationCache* aCache,
+            MCsConversationDeleteObserver* aObserver);
+
+    /**
+     * Destructor
+     */
+    virtual ~CCsConversationDeleteHandler();
+    
+    /**
+     * From MMsvSessionObserver, HandleSessionEventL.
+     */
+    virtual void HandleSessionEventL(TMsvSessionEvent /*aEvent*/, 
+            TAny* /*aArg1*/, TAny* /*aArg2*/, TAny* /*aArg3*/) {};
+    
+    /**
+     * Delete a set of messages
+     * @param aConversationId. The conversation id.
+     */
+    void DeleteL(TInt aConversationId);
+    
+public: // From CActive
+    void RunL();
+    void DoCancel();
+
+private:    
+    CCsConversationDeleteHandler();
+    void ConstructL(CCsConversationCache* aCache,
+            MCsConversationDeleteObserver* aObserver);
+    void IssueRequest();
+    void DeleteOneMessageL();
+    
+private:
+    /**
+     * Own. Msv Session.
+     */
+    CMsvSession* iSession;
+    
+    /**
+     * iObserverList
+     * List of observers
+     * Own.
+    */
+    MCsConversationDeleteObserver* iObserver;
+    
+    /**
+     * State
+     */
+    TDeleteHandlerState iState;
+    
+    /**
+     * Not own. Cache.
+     */
+    CCsConversationCache* iCache;
+    
+    /**
+     * Own. List of message entries to be deleted.
+     */
+    RPointerArray<CCsConversationEntry>*  iConversationEntryList;
+    
+    /**
+     * Deleted message count
+     */
+    TInt iDeletedCount;
+
+    /**
+     * Conversation Id currently being deleted.
+     */
+    TInt iConversationId;
+    };
+
+#endif // __C_CS_CONVERSATION_DELETE_HANDLER_H__