/*

* 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 ICONSIZEUTILS_H

#define ICONSIZEUTILS_H

#include <aknlayoutscalable_avkon.cdl.h>

#include <AknUtils.h>

/**

 * Fallback value of expected size of raster icons in Menu & Home Screen.

 * Copy of KJavaIconWidth in Menu's mcsmenuiconutility.cpp.

 */

const TInt KIconInMenuFallbackSize = 88;

/**

 * Fallback value of expected size of raster icons in App Mgr.

 */

const TInt KIconInAppMgrFallbackSize = 46;

/**

 * Utility class packing all Java icon sizes needed troughout the system.

 */

class TIconSizes

{

public:

    TSize iMenuIconSize;

    TSize iAppMgrIconSize;

};

/**

 * Utility class dealing with Java icon sizes.

 */

class IconSizeUtils

{

public:

    /**

     * Helper for getting the ideal sizes for Java raster icons.

     * Accesses Akn layouts, therefore a Ui context is required

     * (CEikonEnv present in the calling thread).

     * This function has been inlined so that the Java App Mgr plugin

     * does not have to statically link against the ecom plugin dll.

     */

    static TIconSizes GetIconSizes()

    {

        TIconSizes res;

        // Menu & Home Screen icons size.

        // No api to get it so just use the fallback value for now.

        res.iMenuIconSize = TSize(KIconInMenuFallbackSize, KIconInMenuFallbackSize);

        // App manager icon size.

        // list_double_large_graphic_pane_vc_g1 = the icon of the app mgr list in landscape

        TAknLayoutRect layoutRect;

        layoutRect.LayoutRect(TRect(), 

            AknLayoutScalable_Avkon::list_double_large_graphic_pane_vc_g1(0).LayoutLine());

        TRect rect(layoutRect.Rect());

        TInt w(rect.Width());

        TInt h(rect.Height());

        if (w < 0 || h < 0)

        {

            w = KIconInAppMgrFallbackSize;

            h = KIconInAppMgrFallbackSize;

        }

        res.iAppMgrIconSize = TSize(w, h);

        return res;

    }

};

#endif // ICONSIZEUTILS_H