--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mrgui/mrfieldbuilderpluginextension/src/resmrpluginextensionstatic.cpp	Thu Dec 17 08:39:21 2009 +0200
@@ -0,0 +1,246 @@
+/*
+* Copyright (c) 2007-2009 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 Tls data storage
+ *
+*/
+
+#include "emailtrace.h"
+#include "resmrpluginextensionstatic.h"
+#include "cmrmailboxutils.h"
+
+/**
+ * Storage class for RESMRStatic.
+ */
+class TESMRPluginExtensionData
+    {
+public:
+    TInt iInstanceCount;
+    TInt iFSMailBoxCount;
+    CFSMailClient* iFSMailClient;
+    CFSMailBox* iDefaultFSMailBox;
+    };
+
+// Unnamed namespace for local definitions, structs and functions
+namespace { // codescanner::namespace
+
+const TInt KMailBox = 0x01;
+
+// Definition for equal string
+const TInt KEqualString(0);
+
+// ---------------------------------------------------------------------------
+// Cleanup operation for RPointerArray.
+// @param aArray Pointer to RPointerArray.
+// ---------------------------------------------------------------------------
+//
+void MailboxPointerArrayCleanup( TAny* aArray )
+    {
+    // just to avoid warnings when MR not supported
+    RPointerArray<CFSMailBox>* entryArray =
+        static_cast<RPointerArray<CFSMailBox>*>( aArray );
+
+    entryArray->ResetAndDestroy();
+    entryArray->Close();
+    }
+
+}//namespace
+
+// ---------------------------------------------------------------------------
+// RESMRPluginExtensionStatic::RESMRPluginExtensionStatic
+// ---------------------------------------------------------------------------
+//
+RESMRPluginExtensionStatic::RESMRPluginExtensionStatic( )
+    {
+    FUNC_LOG;
+    iStaticData = NULL;
+    }
+
+// ---------------------------------------------------------------------------
+// RESMRStatic::~RESMRStatic
+// ---------------------------------------------------------------------------
+//
+RESMRPluginExtensionStatic::~RESMRPluginExtensionStatic( )
+    {
+    FUNC_LOG;
+    Close();
+    }
+
+// ---------------------------------------------------------------------------
+// RESMRPluginExtensionStatic::ConnectL
+// ---------------------------------------------------------------------------
+//
+void RESMRPluginExtensionStatic::ConnectL( )
+    {
+    FUNC_LOG;
+    if ( iStaticData )
+        {
+        return;
+        }
+
+    // Retrieve Tls pointer
+    iStaticData = static_cast<TESMRPluginExtensionData*>( Dll::Tls());
+
+    // If Tls pointer was not set, create new static stuct
+    // with NULL values
+    if ( !iStaticData )
+        {
+        iStaticData = new (ELeave) TESMRPluginExtensionData();
+        memset ( iStaticData, 0, sizeof( TESMRPluginExtensionData) );
+        Dll::SetTls ( iStaticData );
+        }
+    ++iStaticData->iInstanceCount;
+    }
+
+// ---------------------------------------------------------------------------
+// RESMRPluginExtensionStatic::Close
+// ---------------------------------------------------------------------------
+//
+void RESMRPluginExtensionStatic::Close( )
+    {
+    FUNC_LOG;
+    if ( iStaticData )
+        {
+
+        // If FSMailClientL or DefaultFSMailBox was used
+        if ( iUsedTypes & KMailBox )
+            {
+            // Decrease counter
+            --iStaticData->iFSMailBoxCount;
+
+            // If this was last instance using pointer
+            if ( iStaticData->iFSMailBoxCount == 0 )
+                {
+                // Owned by CFSMailClient
+                delete iStaticData->iDefaultFSMailBox;
+                iStaticData->iDefaultFSMailBox = NULL;
+
+                // Delete instance
+                if ( iStaticData->iFSMailClient )
+                    {
+                    iStaticData->iFSMailClient->Close();
+                    iStaticData->iFSMailClient = NULL;
+                    }
+                }
+            }
+
+        // Decrease instance counter
+        --iStaticData->iInstanceCount;
+
+        // If this was last instance using pointer
+        if (iStaticData->iInstanceCount == 0 )
+            {
+            if ( iStaticData->iDefaultFSMailBox )
+                {
+                delete iStaticData->iDefaultFSMailBox;
+                iStaticData->iDefaultFSMailBox = NULL;
+                }
+
+            if (iStaticData->iFSMailClient)
+                {
+                iStaticData->iFSMailClient->Close();
+                iStaticData->iFSMailClient = NULL;
+                }
+
+            delete iStaticData;
+            Dll::FreeTls ( );
+            }
+        iStaticData = NULL;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// RESMRPluginExtensionStatic::DefaultFSMailBoxL
+// ---------------------------------------------------------------------------
+//
+CFSMailBox& RESMRPluginExtensionStatic::DefaultFSMailBoxL( TBool aForceReset )
+    {
+    FUNC_LOG;
+    
+    if ( aForceReset && iStaticData->iDefaultFSMailBox )
+        {
+        delete iStaticData->iDefaultFSMailBox;
+        iStaticData->iDefaultFSMailBox = NULL;
+        }
+    
+    if ( !iStaticData->iDefaultFSMailBox )
+        {
+        CFSMailClient& fsMailClient = FSMailClientL();
+
+        CMRMailboxUtils* mbUtils =
+                CMRMailboxUtils::NewL();
+        CleanupStack::PushL( mbUtils );
+
+        CMRMailboxUtils::TMailboxInfo mbInfo;
+        User::LeaveIfError(
+                mbUtils->GetDefaultMRMailBoxL( mbInfo ) );
+
+        // Loop throug all mailboxes in this plug-in
+        RPointerArray<CFSMailBox> mailboxes; // codescanner::resourcenotoncleanupstack
+        CleanupStack::PushL(
+                TCleanupItem(
+                        MailboxPointerArrayCleanup,
+                        &mailboxes    ) );
+
+        // With null uid we get all mailboxes
+        TFSMailMsgId msgId;
+        fsMailClient.ListMailBoxes(
+                msgId, mailboxes );
+
+        TInt mailboxCount( mailboxes.Count() );
+        for ( TInt j(0);
+              j < mailboxCount && !iStaticData->iDefaultFSMailBox;
+              ++j )
+            {
+            TPtrC mailboxOwnerAddName(
+                    mailboxes[j]->OwnMailAddress().GetEmailAddress() );
+            if ( KEqualString == mailboxOwnerAddName.Compare(mbInfo.iEmailAddress) )
+                {
+                // Correct mailbox is found
+                iStaticData->iDefaultFSMailBox = mailboxes[j];
+                mailboxes.Remove(j);
+                }
+            }
+
+        CleanupStack::PopAndDestroy(); // mailboxes
+        CleanupStack::PopAndDestroy( mbUtils );
+        mbUtils = NULL;
+
+        if ( !iStaticData->iDefaultFSMailBox )
+            {
+            User::Leave( KErrAbort );
+            }
+        }
+
+    iUsedTypes |= KMailBox;
+    ++iStaticData->iFSMailBoxCount;
+    return *iStaticData->iDefaultFSMailBox;
+    }
+
+// ---------------------------------------------------------------------------
+// RESMRPluginExtensionStatic::FSMailClientL
+// ---------------------------------------------------------------------------
+//
+CFSMailClient& RESMRPluginExtensionStatic::FSMailClientL( )
+    {
+    FUNC_LOG;
+    if (!iStaticData->iFSMailClient)
+        {
+        iStaticData->iFSMailClient = CFSMailClient::NewL ( );
+        }
+
+    return *iStaticData->iFSMailClient;
+    }
+
+// EOF
+