/*
* Copyright (c) 2009 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:
*
*/
#include <s32mem.h>
#include "tsscreenshotprovider.h"
#include "tstaskmonitorglobals.h"
#include "tsscreenshotmsg.h"
#include "tsidlist.h"
const TUid KPluginUID = {0x200267AE};
const TInt KSkippedApp [] = {0x20022F35 /* <-- hsapplication */};
// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
//
CTsScreenshotProvider* CTsScreenshotProvider::NewL( MTsDataStorage& aStorage,
MTsWindowGroupsMonitor& aMonitor)
{
CTsScreenshotProvider *self = new (ELeave)CTsScreenshotProvider(aStorage, aMonitor);
CleanupStack::PushL( self );
self->BaseConstructL(KPluginUID, KNullDesC8);
aMonitor.SubscribeL(*self);
CleanupStack::Pop( self );
return self;
}
// -----------------------------------------------------------------------------
CTsScreenshotProvider::CTsScreenshotProvider( MTsDataStorage& aStorage,
MTsWindowGroupsMonitor& aMonitor)
:
iStorage(aStorage),
iMonitor(aMonitor)
{
//No implementation required
}
CTsScreenshotProvider::~CTsScreenshotProvider()
{
iMonitor.Cancel(*this);
}
// -----------------------------------------------------------------------------
void CTsScreenshotProvider::HandleWindowGroupChanged(
MTsResourceManager &aResources,
const MTsRunningApplicationStorage& aStorage)
{
TRAP_IGNORE(HandleWindowGroupChangedL(aResources, aStorage);)
}
// -----------------------------------------------------------------------------
/**
* Retrieve list of applications that shouldn't be displayed in taskswitcher
* and send it to module responsible for screenshot taking.
* Interface implementation.
* @see MTsWindowGroupsObserver::HandleWindowGroupChangedL
*/
void CTsScreenshotProvider::HandleWindowGroupChangedL(
MTsResourceManager& /*aResources*/,
const MTsRunningApplicationStorage& aStorage)
{
const TInt count(sizeof( KSkippedApp ) / sizeof(TInt));
CTsIdList* list = CTsIdList::NewLC();
list->AppendL(aStorage.BlockedWindowGroups());//filtered servers
for( TInt iter(0); iter < aStorage.Count(); ++iter )
{
if(aStorage[iter].IsHiddenL())
{
list->AppendL(aStorage[iter].WindowGroupId());
}
else
{
for(TInt blocked(0); blocked < count; ++blocked)
{
if(aStorage[iter].UidL().iUid == KSkippedApp[blocked])
{
list->AppendL(aStorage[iter].WindowGroupId());
}
}
}
}
RBuf8 message;
CleanupClosePushL(message);
message.CreateL(list->Size() + sizeof(TInt));
RDesWriteStream stream;
CleanupClosePushL(stream);
stream.Open(message);
stream.WriteInt32L(IgnoreWindowGroups);
stream << (*list);
CleanupStack::PopAndDestroy(&stream);
SendMessage(message);
CleanupStack::PopAndDestroy(&message);
CleanupStack::PopAndDestroy(list);
}
// -----------------------------------------------------------------------------
void CTsScreenshotProvider::HandleMessage( const TDesC8& aMsg )
{
TRAP_IGNORE( HandleMessageL( aMsg ) );
}
// -----------------------------------------------------------------------------
void CTsScreenshotProvider::HandleMessageL( const TDesC8& aMsg )
{
RDesReadStream msgStream( aMsg );
CleanupClosePushL( msgStream );
switch ( msgStream.ReadInt32L() )
{
case RegisterScreenshotMessage:
{
//parse msg to ACK provider ASAP and be sure that bitmap still exists
CTsScreenshotMsg* screenshotMsg = CTsScreenshotMsg::NewLC(msgStream);
SendMessage(aMsg);
//reset stream
msgStream.Close();
msgStream.Open(aMsg);
//forward stream to storage
iStorage.HandleDataL(msgStream.ReadInt32L(), msgStream);
CleanupStack::PopAndDestroy(screenshotMsg);
break;
}
case WindowGroupToBackgroundMessage:
{
//reset stream
msgStream.Close();
msgStream.Open(aMsg);
//forward stream to storage
iStorage.HandleDataL(msgStream.ReadInt32L(), msgStream);
break;
}
default: User::Leave(KErrNotSupported);
}
CleanupStack::PopAndDestroy(&msgStream);
}
// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
//
void CTsScreenshotProvider::OnReplace()
{
//No implementation required
}