/*

* Copyright (c) 2008 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:  Classes for executing GOOM actions (e.g. closing applications and running plugins).

*

*/

#include <goommonitorplugin.hrh>

#include "goomrunplugin.h"

#include "goomtraces.h"

#include "goommemorymonitor.h"

#include "goommonitorplugin.h"

#include "goomactionlist.h"

CGOomRunPlugin* CGOomRunPlugin::NewL(TUint aPluginId, CGOomRunPluginConfig& aConfig, MGOomActionObserver& aStateChangeObserver, CGOomMonitorPlugin& aPlugin)

    {

    FUNC_LOG;

    CGOomRunPlugin* self = new (ELeave) CGOomRunPlugin(aPluginId, aConfig, aStateChangeObserver, aPlugin);

    CleanupStack::PushL(self);

    self->ConstructL(aConfig);

    CleanupStack::Pop(self);

    return self;

    }

// Run the GOOM plugin in order to free memory

// Call the CGOomAction::MemoryFreed when it is done

void CGOomRunPlugin::FreeMemory(TInt aBytesRequested, TBool aUseSwRendering)

    {

    FUNC_LOG;

    TRACES1("CGOomRunPlugin::FreeMemory: iPluginId = 0x%x", iPluginId);

    TRACES1("CGOomRunPlugin::FreeMemory: aBytesRequested = %d", aBytesRequested);

    // Ask the plugin to free some memory, should actually ask the difference 

    // between existing and required amount..

    TInt clientId = iStateChangeObserver.ClientId();

    TAny* anyp = (TAny*) &clientId;

    iPlugin.ExtensionInterface(TUid::Uid(KGoomClientSecureId), anyp);

    if(aUseSwRendering && iConfig.IsSwRendSupported())

        {

		TInt flags = KGOomUseSwRendering;

        iPlugin.FreeRam(aBytesRequested, flags);

        iFreeMemoryWithSwRenderingCalled = ETrue;

        }

    else

        {

        iPlugin.FreeRam(aBytesRequested, 0);

        iFreeMemoryWithSwRenderingCalled = EFalse;

        }

    iFreeMemoryCalled = ETrue;

    // Wait for the required time before we signal completion.

    if(iPluginWaiter)

        {

        iPluginWaiter->Start();

        }

    }

// Call the memory good function on the plugin but...

// only if there is an outstanding FreeMemory request

void CGOomRunPlugin::MemoryGood()

    {

    FUNC_LOG;

    if (iFreeMemoryCalled)

        {

		TInt flags = 0;

		if(iFreeMemoryWithSwRenderingCalled)

			flags = KGOomUseSwRendering;

        iPlugin.MemoryGood(flags);

        iFreeMemoryCalled = EFalse;

        iFreeMemoryWithSwRenderingCalled = EFalse;

        }

    }

CGOomRunPlugin::~CGOomRunPlugin()

    {

    FUNC_LOG;

    delete iPluginWaiter;

    }

CGOomRunPlugin::CGOomRunPlugin(TUint aPluginId, CGOomRunPluginConfig& aConfig, MGOomActionObserver& aStateChangeObserver, CGOomMonitorPlugin& aPlugin) : CGOomAction(aStateChangeObserver), iPluginId(aPluginId), iPlugin(aPlugin), iConfig(aConfig)

    {

    FUNC_LOG;

    }

void CGOomRunPlugin::ConstructL(CGOomRunPluginConfig& aPluginConfig)

    {

    FUNC_LOG;

    TInt waitDuration = CMemoryMonitor::GlobalConfig().iDefaultWaitAfterPlugin;

    if(aPluginConfig.iSyncMode == ECheckRam)

        {

        if (aPluginConfig.WaitAfterPluginDefined())

            {

            // If the wait duration for this plugin is overridden then use the overridden value

            waitDuration = aPluginConfig.WaitAfterPlugin();

            }

         iPluginWaiter = CGOomPluginWaiter::NewL(waitDuration, *this);

        }

    }

TUint CGOomRunPlugin::Id()

    {

    return iPluginId;

    }