skins/AknSkins/src/AknsPointerStore.cpp
changeset 0 05e9090e2422
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skins/AknSkins/src/AknsPointerStore.cpp	Thu Dec 17 09:14:12 2009 +0200
@@ -0,0 +1,122 @@
+/*
+* Copyright (c) 2004-2008 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:  Static interface class for arbitrary data storage
+*
+*/
+
+
+// INCLUDE FILES
+#include <coemain.h>
+
+#include "AknsCppPreface.h"
+#include <AknsPointerStore.h>
+#include "AknsAppSkinInstance.h"
+
+AKNS_UNDEFINED_METHOD(AknsPointerStore::AknsPointerStore)
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// AknsPointerStore::StorePointerL
+// -----------------------------------------------------------------------------
+//
+AKNS_EXPORTED_METHOD(AknsPointerStore::StorePointerL)
+EXPORT_C void AknsPointerStore::StorePointerL( const TAny* aKey, TAny* aValue )
+    {
+    CAknsAppSkinInstance* skin = static_cast<CAknsAppSkinInstance*>
+        (CCoeEnv::Static( KAknsSkinInstanceTls ));
+
+    if( !aValue )
+        {
+        // No need to store NULL value
+        return;
+        }
+
+    if( !skin )
+        {
+        User::Leave( KErrNotReady );
+        }
+
+    TAknsPointerStoreEntry entry;
+    TInt index;
+
+    entry.iKey = reinterpret_cast<TUint>(aKey);
+    if( skin->iPointerStoreList.FindInUnsignedKeyOrder(
+        entry, index ) == KErrNone )
+        {
+        skin->iPointerStoreList[index].iValue = aValue;
+        }
+    else
+        {
+        entry.iValue = aValue;
+        User::LeaveIfError(
+            skin->iPointerStoreList.InsertInUnsignedKeyOrder( entry ) );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// AknsPointerStore::RetrievePointer
+// -----------------------------------------------------------------------------
+//
+AKNS_EXPORTED_METHOD(AknsPointerStore::RetrievePointer)
+EXPORT_C TAny* AknsPointerStore::RetrievePointer( const TAny* aKey )
+    {
+    CAknsAppSkinInstance* skin = static_cast<CAknsAppSkinInstance*>
+        (CCoeEnv::Static( KAknsSkinInstanceTls ));
+
+    if( !skin )
+        {
+        return NULL;
+        }
+
+    TAknsPointerStoreEntry entry;
+    TInt index;
+
+    entry.iKey = reinterpret_cast<TUint>(aKey);
+    if( skin->iPointerStoreList.FindInUnsignedKeyOrder(
+        entry, index ) == KErrNone )
+        {
+        return skin->iPointerStoreList[index].iValue;
+        }
+
+    return NULL;
+    }
+
+// -----------------------------------------------------------------------------
+// AknsPointerStore::RemovePointer
+// -----------------------------------------------------------------------------
+//
+AKNS_EXPORTED_METHOD(AknsPointerStore::RemovePointer)
+EXPORT_C void AknsPointerStore::RemovePointer( const TAny* aKey )
+    {
+    CAknsAppSkinInstance* skin = static_cast<CAknsAppSkinInstance*>
+        (CCoeEnv::Static( KAknsSkinInstanceTls ));
+
+    if( !skin )
+        {
+        return;
+        }
+
+    TAknsPointerStoreEntry entry;
+    TInt index;
+
+    entry.iKey = reinterpret_cast<TUint>(aKey);
+    if( skin->iPointerStoreList.FindInUnsignedKeyOrder(
+        entry, index ) == KErrNone )
+        {
+        skin->iPointerStoreList.Remove( index );
+        }
+    }
+
+//  End of File