diff -r 000000000000 -r f72a12da539e idlehomescreen/inc/xncomponent.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/idlehomescreen/inc/xncomponent.h	Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,141 @@
+/*
+* Copyright (c) 2002-2004 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:
+* Xuikon component base class
+*
+*/
+
+#ifndef XNCOMPONENT_H
+#define XNCOMPONENT_H
+
+// System includes
+#include <e32base.h>
+
+// Forward declarations
+class CXnControlAdapter;
+class CXnNodePluginIf;
+namespace XnComponentInterface
+    {
+    class MXnComponentInterface;
+    }
+
+// Class declaration
+/**
+ *  Xuikon component base class.
+ *
+ *  @ingroup group_xnlayoutengine
+ *  @lib ?library
+ *  @since Series 60 3.1
+ */
+class CXnComponent : public CBase
+    {
+public: // Constructors and destructor
+    /**
+     * Two-phased constructor.
+     * @param aType Type.
+     */
+    IMPORT_C static CXnComponent* NewL();
+
+    /**
+     * Destructor.
+     */
+    IMPORT_C virtual ~CXnComponent();
+
+public:
+    // New functions
+
+    /**
+     * Sets a control adapter.
+     *
+     * @since Series 60 3.1
+     * @param aAdapter Adapter.
+     */
+    IMPORT_C void SetControlAdapter( CXnControlAdapter* aAdapter );
+
+    /**
+     * Returns the control adapter.
+     *
+     * @since Series 60 3.1
+     * @return Control adapter.
+     */
+    IMPORT_C CXnControlAdapter* ControlAdapter();
+
+    /**
+     * Returns component's node.
+     *
+     * @since Series 60 3.1
+     * @return Node.
+     */
+    IMPORT_C CXnNodePluginIf* Node();
+
+    /**
+     * Sets the component's node.
+     *
+     * @since Series 60 3.1
+     * @param aNode Node
+     */
+    IMPORT_C void SetNode( CXnNodePluginIf& aNode );
+
+    /**
+     * Enter power save mode. This is done when application goes to background
+     * or lights go off.
+     * Derived classes should override this function and stop animations,
+     * timers etc. when the function is called.
+     */
+    IMPORT_C virtual void EnterPowerSaveModeL();
+
+    /**
+     * Exit power save mode. This is done when application comes to foreground
+     * or lights go on.
+     * Derived classes should override this function and restart animations,
+     * timers etc. when the function is called.
+     */
+     IMPORT_C virtual void ExitPowerSaveModeL();
+
+    /**
+     * Create a component interface according to the given type.
+     * @param aType Type of the interface to create
+     * @return Created interface or NULL if the provided type is not supported.
+     */
+    IMPORT_C virtual XnComponentInterface::MXnComponentInterface* MakeInterfaceL(
+        const TDesC8& aType );
+
+protected:
+    /**
+     * C++ default constructor.
+     */
+    IMPORT_C CXnComponent();
+
+    /**
+     * Two-phased constructor.
+     */
+    IMPORT_C void ConstructL();
+
+private:
+    // Data
+
+    /**
+     * Pointer to control adapter.
+     * Own.
+     */
+    CXnControlAdapter* iAdapter;
+
+    /**
+     * Component's node.
+     * Not own.
+     */
+    CXnNodePluginIf* iNode;
+    };
+
+#endif