phoneuis/BubbleManager/Inc/BMImageReaderObserver.h
changeset 0 5f000ab63145
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phoneuis/BubbleManager/Inc/BMImageReaderObserver.h	Mon Jan 18 20:18:27 2010 +0200
@@ -0,0 +1,69 @@
+/*
+* 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: 
+*     ???
+*
+*/
+
+
+#ifndef MMBIMAGEREADEROBSERVER_H
+#define MMBIMAGEREADEROBSERVER_H
+
+//  INCLUDES
+#include <e32def.h>
+#include "BMImageReader.h"
+
+// FORWARD DECLARATIONS
+class CBubbleImageReader;
+
+// CLASS DECLARATION
+
+/**
+ * Observer interface for CBMThumbnailReader.
+ */
+class MBubbleImageReaderObserver
+  {
+    public:
+        /**
+         * Called by CBubbleImageReader when image read is complete.
+         *
+         * @param aReader   the completed reader.
+         * @param aBitmap   the read image.
+         */
+        virtual void ImageReadComplete
+            ( CBubbleImageReader& aReader, CFbsBitmap* aBitmap ) = 0;
+
+        /**
+         * Called by CBubbleImageReader if image reading fails.
+         *
+         * @param aReader   the failed reader.
+         * @param aError    error code of the failure.
+         */
+        virtual void ImageReadFailed( CBubbleImageReader& aReader, TInt aError ) = 0;
+
+        /**
+         * Called by CBubbleImageReader when image open is complete.
+         * After this event CBubbleImageReader functions FrameCount() and 
+         * FrameInfo() can be called.
+         * Default implementation is empty as most clients are interested of 
+         * ImageReadComplete/Failed events only.
+         *
+         * @param aReader   the completed reader.
+         */
+        virtual void ImageOpenComplete( CBubbleImageReader& aReader ) = 0;
+    };
+
+#endif // MMBIMAGEREADEROBSERVER_H
+
+// End of File