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/*
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* Copyright (c) 2008 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: ws monitor implementation
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*
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*/
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#include "tsfswmonitor.h"
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#include "tsdataobserver.h"
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// --------------------------------------------------------------------------
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// CTsFswMonitor::~CTsFswMonitor
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// --------------------------------------------------------------------------
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//
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CTsFswMonitor::~CTsFswMonitor()
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{
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Cancel();
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mWg.Close();
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mWsSession.Close();
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}
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// --------------------------------------------------------------------------
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// CTsFswMonitor::CTsFswMonitor
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// --------------------------------------------------------------------------
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//
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CTsFswMonitor::CTsFswMonitor(MHsDataObserver& taskListObserver) :
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CActive(EPriorityStandard), mTaskListObserver(&taskListObserver)
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{
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}
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// --------------------------------------------------------------------------
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// CTsFswMonitor::NewL
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// --------------------------------------------------------------------------
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//
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CTsFswMonitor* CTsFswMonitor::NewL(MHsDataObserver& taskListObserver)
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{
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CTsFswMonitor* self = NewLC(taskListObserver);
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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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// CTsFswMonitor::NewLC
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// --------------------------------------------------------------------------
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//
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CTsFswMonitor* CTsFswMonitor::NewLC(MHsDataObserver& taskListObserver)
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{
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CTsFswMonitor* self = new (ELeave) CTsFswMonitor(taskListObserver);
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CleanupStack::PushL(self);
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self->ConstructL();
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return self;
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}
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// --------------------------------------------------------------------------
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// CTsFswMonitor::ConstructL
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// --------------------------------------------------------------------------
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//
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void CTsFswMonitor::ConstructL()
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{
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CActiveScheduler::Add(this);
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//Create window server observer
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ConstractObserverL();
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Subscribe();
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}
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// -----------------------------------------------------------------------------
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// Subscribe
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// -----------------------------------------------------------------------------
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//
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void CTsFswMonitor::Subscribe()
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{
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if (!IsActive()) {
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mWsSession.EventReady(&iStatus);
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SetActive();
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}
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}
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// -----------------------------------------------------------------------------
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// ConstractObserverL
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// -----------------------------------------------------------------------------
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//
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void CTsFswMonitor::ConstractObserverL()
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{
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User::LeaveIfError(mWsSession.Connect());
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mWg = RWindowGroup(mWsSession);
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User::LeaveIfError(mWg.Construct(reinterpret_cast<TUint32> (&mWg)));
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mWg.DisableFocusChangeEvents();
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mWg.DisableModifierChangedEvents();
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mWg.DisableOnEvents();
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mWg.DisableScreenChangeEvents();
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//enable notifications about group lists
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User::LeaveIfError(mWg.EnableGroupListChangeEvents());
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}
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void CTsFswMonitor::RunL()
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{
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User::LeaveIfError(iStatus.Int());
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TWsEvent event;
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mWsSession.GetEvent(event);
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Subscribe();//new subscribtion has to be called after picking event
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if (EEventWindowGroupListChanged == event.Type() /*|| EEventFocusGroupChanged == event.Type()*/) {
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if (mTaskListObserver) {
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mTaskListObserver->DataChanged();
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}
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}
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}
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TInt CTsFswMonitor::RunError(TInt /*aError*/)
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{
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Subscribe();
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return KErrNone;
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}
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void CTsFswMonitor::DoCancel()
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{
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if (IsActive()) {
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mWsSession.EventReadyCancel();
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}
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}
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// end of file
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