/*

* Copyright (c) 2006-2010 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:  Classes for executing OOM actions (e.g. closing applications and running plugins).

*

*/

#include "oomrunplugin.h"

#include "OomTraces.h"

#include "oommemorymonitor.h"

#include "oommonitorplugin.h"

#include "oompanic.h"

COomRunPlugin* COomRunPlugin::NewL(TUint aPluginId, COomRunPluginConfig& aConfig, MOomActionObserver& aStateChangeObserver, COomMonitorPlugin& aPlugin, COomMonitorPluginV2* aV2Plugin)

    {

    FUNC_LOG;

    COomRunPlugin* self = new (ELeave) COomRunPlugin(aPluginId, aConfig, aStateChangeObserver, aPlugin, aV2Plugin);

    CleanupStack::PushL(self);

    self->ConstructL(aConfig);

    CleanupStack::Pop(self);

    return self;

    }

// Run the OOM plugin in order to free memory

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

void COomRunPlugin::FreeMemory(TInt aBytesRequested, TBool)

    {

    FUNC_LOG;

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

    // Ask the plugin to free some memory

    // Do we have a V2 plugin, if so then use it

    if (iV2Plugin)

        iV2Plugin->FreeRam(aBytesRequested);

    else

        // If we only have a V1 plugin then use that

        iPlugin.FreeRam();

    iFreeMemoryCalled = ETrue;

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

    __ASSERT_DEBUG(!iPluginWaiter->IsActive(), OomMonitorPanic(KStartingActivePluginWaiter));    

    iPluginWaiter->Start();

    }

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

// only if there is an outstanding FreeMemory request

void COomRunPlugin::MemoryGood()

    {

    FUNC_LOG;

    if (iFreeMemoryCalled)

        {

        iPlugin.MemoryGood();

        iFreeMemoryCalled = EFalse;

        }

    }

COomRunPlugin::~COomRunPlugin()

    {

    FUNC_LOG;

    delete iPluginWaiter;

    }

COomRunPlugin::COomRunPlugin(TUint aPluginId, COomRunPluginConfig& aConfig, MOomActionObserver& aStateChangeObserver, COomMonitorPlugin& aPlugin, COomMonitorPluginV2* aV2Plugin) : COomAction(aStateChangeObserver), iPluginId(aPluginId), iPlugin(aPlugin), iConfig(aConfig), iV2Plugin(aV2Plugin)

    {

    FUNC_LOG;

    }

void COomRunPlugin::ConstructL(COomRunPluginConfig& aPluginConfig)

    {

    FUNC_LOG;

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

    if (aPluginConfig.WaitAfterPluginDefined())

        {

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

        waitDuration = aPluginConfig.WaitAfterPlugin();

        }

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

    }