--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/homescreensrv_plat/hs_content_control_api/inc/hscontentcontroller.h	Wed Sep 01 12:22:09 2010 +0100
@@ -0,0 +1,188 @@
+/*
+* Copyright (c) 2010 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 HSCONTENTCOTROLLER_H
+#define HSCONTENTCOTROLLER_H
+
+// System includes
+#include <e32base.h>
+
+// Forward declarations
+class CHsContentInfo;
+class CHsContentInfoArray;
+
+// Constants
+
+/**
+ * Unable to add widget because active page is full.
+ * No widgets can be added to this page before removing some first.
+ */
+const TInt KHsErrorViewFull = -87001;
+
+/**
+ * Unable to add this widget because the maximum instance count
+ * per page will exceed
+ */
+const TInt KHsErrorMaxInstanceCountExceeded = -87002; 
+
+/**
+ * Unable to add widget because widget is too large to fit.
+ * A smaller widget might fit though.
+ */
+const TInt KHsErrorDoesNotFit = -87003;
+
+
+
+/**
+ *  Content controller interface defining the interface to modify
+ *  Home screen content.
+ *
+ *  @since S60 v5.2
+ */
+class MHsContentController
+    {
+public:
+    /**
+     * Returns the list of available Home screen widgets
+     *
+     * @since S60 v5.2
+     * @param aArray List of widgets
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt WidgetListL( CHsContentInfoArray& aArray ) = 0;
+
+    /**
+     * Returns the list of Home screen widgets included in an application 
+     * configuration or a view
+     *
+     * @since S60 v5.2
+     * @param aInfo Content info defining the application configuration 
+     *              or the view which widget list is requested
+     * @param aArray List of widgets
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt WidgetListL( CHsContentInfo& aInfo, CHsContentInfoArray& aArray ) = 0;
+
+    /**
+     * Returns the list of available Home screen views
+     *
+     * @since S60 v5.2
+     * @param aArray List of views
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt ViewListL( CHsContentInfoArray& aArray ) = 0;
+
+    /**
+     * Returns the list of available Home screen views included in an
+     * application configuration
+     *
+     * @since S60 v5.2
+     * @param aInfo Content info defining the application configuration
+     * @param aArray List of views
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt ViewListL( CHsContentInfo& aInfo, CHsContentInfoArray& aArray ) = 0;
+
+    /**
+     * Returns the list of available Home screen application configurations
+     *
+     * @since S60 v5.2
+     * @param aArray List of application configurations
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt AppListL( CHsContentInfoArray& aArray ) = 0;
+
+    /**
+     * Adds a widget to the active Home screen view.
+     *
+     * @since S60 v5.2
+     * @param aInfo Widget request to be added
+     * @return KErrNone on success, any of system wide error codes,
+     *         KHsErrorViewFull, KHsErrorMaxInstanceCountExceeded or
+     *         KHsErrorDoesNotFit
+     */
+    virtual TInt AddWidgetL( CHsContentInfo& aInfo ) = 0;
+
+    /**
+     * Removes a widget from the configuration.
+     *
+     * @since S60 v5.2
+     * @param aInfo Widget request to be removed
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt RemoveWidgetL( CHsContentInfo& aInfo ) = 0;
+
+    /**
+     * Adds a view to the active Home screen application configuration.
+     *
+     * @since S60 v5.2
+     * @param aInfo View request to be added
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt AddViewL( CHsContentInfo& aInfo ) = 0;
+
+    /**
+     * Removes a view from the configuration.
+     *
+     * @since S60 v5.2
+     * @param aInfo View request to be removed
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt RemoveViewL( CHsContentInfo& aInfo ) = 0;
+
+    /**
+     * Activates the Home screen view
+     *
+     * @since S60 v5.2
+     * @param aInfo View request to be activated
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt ActivateViewL( CHsContentInfo& aInfo ) = 0;
+
+    /**
+     * Activates the Home screen application configuration
+     *
+     * @since S60 v5.2
+     * @param aInfo Application configuration request to be activated
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt ActivateAppL( CHsContentInfo& aInfo ) = 0;
+
+    /**
+     * Returns the active Home screen view
+     *
+     * @since S60 v5.2
+     * @param aInfo Active view
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt ActiveViewL( CHsContentInfo& aInfo ) = 0;
+
+    /**
+     * Returns the active Home screen application configuration
+     *
+     * @since S60 v5.2
+     * @param aInfo Active application configuration
+     * @return KErrNone on success, any of system wide error codes
+     */
+    virtual TInt ActiveAppL( CHsContentInfo& aInfo ) = 0;
+
+    };
+
+
+#endif // HSCONTENTCOTROLLER_H
+
+// End of file