diff -r 000000000000 -r 4e91876724a2 photosgallery/common/inc/glxiadupdate.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/common/inc/glxiadupdate.h	Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,144 @@
+/*
+* Copyright (c) 2008-2009 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:    Updation via IAD
+*
+*/
+
+
+#ifndef GLXIADUPDATE_H_
+#define GLXIADUPDATE_H_
+
+// INCLUDES
+#include <e32std.h>
+#include <e32base.h>
+#include <iaupdateobserver.h>
+
+// CONSTANTS
+// None
+
+// FORWARD DECLARATIONS
+class CIAUpdate;
+class CIAUpdateParameters;
+
+// CLASS DECLARATION
+
+
+class CGlxIadUpdate : public CBase, public MIAUpdateObserver
+    {
+
+public: // Constructors and destructor
+
+    /**
+     * Two-phased constructor.
+     */
+    IMPORT_C static CGlxIadUpdate* NewL();
+
+    /**
+     * Destructor.
+     */
+    virtual ~CGlxIadUpdate();
+   
+public: // New methods
+
+    /**
+     * Start IAD update process.
+     */
+    IMPORT_C void StartL();
+
+private: // Constructors and destructor
+
+    /**
+     * C++ default constructor.
+     */
+    CGlxIadUpdate();
+
+    /**
+    * By default Symbian 2nd phase constructor is private.
+    */
+    void ConstructL();
+    
+private: // New methods
+
+
+    /** 
+     * From MIAUpdateObserver.
+     * This callback function is called when the update checking operation has completed.
+     *
+     * @param aErrorCode The error code of the observed update operation.
+     *                   KErrNone for successful completion, 
+     *                   otherwise a system wide error code.
+     * @param aAvailableUpdates Number of the updates that were found available.
+     *
+     * @since S60 v3.2
+     */
+    void CheckUpdatesComplete( TInt aErrorCode, TInt aAvailableUpdates );
+
+
+    /** 
+     * From MIAUpdateObserver.
+     * This callback function is called when an update operation has completed.
+     * Even if multiple functions are provided to start different update operations,
+     * this callback function is always called after an update operation has completed.
+     *
+     * @param aErrorCode The error code of the completed update operation.
+     *                   KErrNone for successful completion, 
+     *                   otherwise a system wide error code.
+     * @param aResult Details about the completed update operation.
+     *                Ownership is transferred.
+     *
+     * @since S60 v3.2
+     */
+    void UpdateComplete( TInt aErrorCode, CIAUpdateResult* aResultDetails );
+
+
+    /** 
+     * From MIAUpdateObserver.
+     * This callback function is called when an update query operation has completed.
+     *
+     * @param aErrorCode The error code of the observed query operation.
+     *                   KErrNone for successful completion, 
+     *                   otherwise a system wide error code.
+     * @param aUpdateNow ETrue informs that an update operation should be started.
+     *                   EFalse informs that there is no need to start an update
+     *                   operation.
+     * @since Series 60 3.2
+     */
+    void UpdateQueryComplete( TInt aErrorCode, TBool aUpdateNow );
+
+
+    /**
+     * Clears IAD update.
+     * @since Series 60 3.2
+     * @param none.
+     * @return none.
+     */
+    void ReleaseIADUpdate();
+
+private: // Data
+
+
+    /**
+     * IAD update API.
+     */
+    CIAUpdate* iUpdate;
+
+    /**
+     * IAD update parameters.
+     */
+    CIAUpdateParameters* iParameters;
+
+
+    };
+
+#endif /* GLXIADUPDATE_H_ */