--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mpxmusicplayer/commonui/src/mpxtlshelper.cpp	Wed Sep 01 12:32:02 2010 +0100
@@ -0,0 +1,224 @@
+/*
+* Copyright (c) 2006 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:  Implementation of TLS Helper
+*
+*/
+
+
+
+// INCLUDE FILES
+#include "mpxtlshelper.h"
+
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Initialize TLS for storing application information.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void MPXTlsHelper::InitializeL()
+    {
+    TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( !tls )
+        {
+        TMPXTlsStruct* tls = new ( ELeave ) TMPXTlsStruct;
+        tls->iHostUid = KNullUid;
+        tls->iNeedSave = EFalse;
+        tls->iAllowMove = EFalse;
+        tls->iLaunchMode = EMPXLaunchModeStopped;
+        tls->useCount = 1;
+        Dll::SetTls( reinterpret_cast<TAny*>( tls ) );
+        }
+    else
+        {
+        tls->useCount++;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Uninitialize TLS data storage. Must be called
+// before exiting application to unload resources.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void MPXTlsHelper::Uninitialize()
+    {
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls && !( --tls->useCount ) )
+        {
+        delete tls;
+        tls = NULL;
+        Dll::SetTls( NULL );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Store host application UID to TLS.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void MPXTlsHelper::SetHostUidL(
+    const TUid& aUid )
+    {
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        tls->iHostUid = aUid;
+        }
+    else
+        {
+        User::Leave( KErrNotReady );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Store file path of saved clip.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void MPXTlsHelper::SetFilePath(
+    const TDesC& aFilePath )
+    {
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        tls->iFilePath = (TFileName) aFilePath;
+        }
+    }
+
+
+// ---------------------------------------------------------------------------
+// Store file path of saved clip.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TFileName MPXTlsHelper::FilePath()
+    {
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        return (TFileName)tls->iFilePath;
+        }
+
+    return TFileName(NULL);
+    }
+
+// ---------------------------------------------------------------------------
+// Fetch host application UID from TLS.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TUid MPXTlsHelper::HostUid()
+    {
+    TUid hostUid( KNullUid );
+
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        hostUid = tls->iHostUid;
+        }
+
+    return hostUid;
+    }
+
+// ---------------------------------------------------------------------------
+// Set 'need save' flag.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void MPXTlsHelper::SetNeedSave( TBool aNeedSave )
+    {
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        tls->iNeedSave = aNeedSave;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Get 'need save' flag.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool MPXTlsHelper::NeedSave()
+    {
+    TBool needSave( EFalse );
+
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        needSave = tls->iNeedSave;
+        }
+
+    return needSave;
+    }
+
+// ---------------------------------------------------------------------------
+// Sets Allow Move flag.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void MPXTlsHelper::SetAllowMove( TBool aAllowMove )
+    {
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        tls->iAllowMove = aAllowMove;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Gets Allow Move flag.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TBool MPXTlsHelper::AllowMove()
+    {
+    TBool allowMove( EFalse );
+
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        allowMove = tls->iAllowMove;
+        }
+
+    return allowMove;
+    }
+
+// ---------------------------------------------------------------------------
+// Set launch mode.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void MPXTlsHelper::SetLaunchModeL( TMPXLaunchMode aMode )
+    {
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        tls->iLaunchMode = aMode;
+        }
+    else
+        {
+        User::Leave( KErrNotReady );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// Get launch mode.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TMPXLaunchMode MPXTlsHelper::LaunchMode()
+    {
+    TMPXLaunchMode mode( EMPXLaunchModeUnknown );
+
+    TMPXTlsStruct* tls =  reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() );
+    if ( tls )
+        {
+        mode = tls->iLaunchMode;
+        }
+
+    return mode;
+    }
+
+//  End of File