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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#include <s32mem.h>
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#include "tsscreenshotprovider.h"
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#include "tstaskmonitorglobals.h"
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#include "tsscreenshotmsg.h"
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#include "tsidlist.h"
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const TUid KPluginUID = {0x200267AE};
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const TInt KSkippedApp [] = {0x20022F35 /* <-- hsapplication */};
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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CTsScreenshotProvider* CTsScreenshotProvider::NewL( MTsDataStorage& aStorage,
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MTsWindowGroupsMonitor& aMonitor)
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{
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CTsScreenshotProvider *self = new (ELeave)CTsScreenshotProvider(aStorage, aMonitor);
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CleanupStack::PushL( self );
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self->BaseConstructL(KPluginUID, KNullDesC8);
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aMonitor.SubscribeL(*self);
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CleanupStack::Pop( self );
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return self;
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}
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// -----------------------------------------------------------------------------
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CTsScreenshotProvider::CTsScreenshotProvider( MTsDataStorage& aStorage,
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MTsWindowGroupsMonitor& aMonitor)
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:
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iStorage(aStorage),
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iMonitor(aMonitor)
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{
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//No implementation required
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}
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CTsScreenshotProvider::~CTsScreenshotProvider()
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{
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iMonitor.Cancel(*this);
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}
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// -----------------------------------------------------------------------------
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void CTsScreenshotProvider::HandleWindowGroupChanged(
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MTsResourceManager &aResources,
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const MTsRunningApplicationStorage& aStorage)
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{
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TRAP_IGNORE(HandleWindowGroupChangedL(aResources, aStorage);)
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}
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// -----------------------------------------------------------------------------
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/**
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* Retrieve list of applications that shouldn't be displayed in taskswitcher
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* and send it to module responsible for screenshot taking.
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* Interface implementation.
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* @see MTsWindowGroupsObserver::HandleWindowGroupChangedL
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*/
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void CTsScreenshotProvider::HandleWindowGroupChangedL(
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MTsResourceManager& /*aResources*/,
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const MTsRunningApplicationStorage& aStorage)
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{
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const TInt count(sizeof( KSkippedApp ) / sizeof(TInt));
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CTsIdList* list = CTsIdList::NewLC();
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list->AppendL(aStorage.BlockedWindowGroups());//filtered servers
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for( TInt iter(0); iter < aStorage.Count(); ++iter )
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{
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if(aStorage[iter].IsHiddenL())
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{
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list->AppendL(aStorage[iter].WindowGroupId());
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}
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else
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{
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for(TInt blocked(0); blocked < count; ++blocked)
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{
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if(aStorage[iter].UidL().iUid == KSkippedApp[blocked])
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{
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list->AppendL(aStorage[iter].WindowGroupId());
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}
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}
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}
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}
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RBuf8 message;
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CleanupClosePushL(message);
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message.CreateL(list->Size() + sizeof(TInt));
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RDesWriteStream stream;
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CleanupClosePushL(stream);
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stream.Open(message);
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stream.WriteInt32L(IgnoreWindowGroups);
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stream << (*list);
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CleanupStack::PopAndDestroy(&stream);
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SendMessage(message);
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CleanupStack::PopAndDestroy(&message);
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CleanupStack::PopAndDestroy(list);
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}
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// -----------------------------------------------------------------------------
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void CTsScreenshotProvider::HandleMessage( const TDesC8& aMsg )
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{
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TRAP_IGNORE( HandleMessageL( aMsg ) );
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}
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// -----------------------------------------------------------------------------
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void CTsScreenshotProvider::HandleMessageL( const TDesC8& aMsg )
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{
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RDesReadStream msgStream( aMsg );
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CleanupClosePushL( msgStream );
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switch ( msgStream.ReadInt32L() )
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{
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case RegisterScreenshotMessage:
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{
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//parse msg to ACK provider ASAP and be sure that bitmap still exists
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CTsScreenshotMsg* screenshotMsg = CTsScreenshotMsg::NewLC(msgStream);
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SendMessage(aMsg);
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//reset stream
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msgStream.Close();
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msgStream.Open(aMsg);
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//forward stream to storage
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iStorage.HandleDataL(msgStream.ReadInt32L(), msgStream);
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CleanupStack::PopAndDestroy(screenshotMsg);
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break;
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}
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case WindowGroupToBackgroundMessage:
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{
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//reset stream
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msgStream.Close();
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msgStream.Open(aMsg);
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//forward stream to storage
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iStorage.HandleDataL(msgStream.ReadInt32L(), msgStream);
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break;
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}
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default: User::Leave(KErrNotSupported);
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}
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CleanupStack::PopAndDestroy(&msgStream);
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CTsScreenshotProvider::OnReplace()
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{
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//No implementation required
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}
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