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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 "tswindowgroupsobserver.h"
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#include <apgwgnam.h>
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const int KOrdinalPositionNoZOrder(-1);
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CTsWindowGroupsMonitor* CTsWindowGroupsMonitor::NewL(MTsResourceManager &resources)
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{
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CTsWindowGroupsMonitor* self = new (ELeave) CTsWindowGroupsMonitor(resources);
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CleanupStack::PushL(self);
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self->ConstructL();
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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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//
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// -----------------------------------------------------------------------------
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//
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CTsWindowGroupsMonitor::CTsWindowGroupsMonitor(MTsResourceManager &resources)
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:
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CActive(EPriorityStandard),
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mResources(resources)
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{
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CActiveScheduler::Add(this);
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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 CTsWindowGroupsMonitor::ConstructL()
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{
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// Initial window group
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mWg = RWindowGroup (mResources.WsSession());
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User::LeaveIfError (mWg.Construct ((TUint32)&mWg, EFalse));
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mWg.SetOrdinalPosition (KOrdinalPositionNoZOrder);
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mWg.EnableReceiptOfFocus (EFalse);
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// Hide window
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CApaWindowGroupName* wn = CApaWindowGroupName::NewLC(mResources.WsSession());
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wn->SetHidden (ETrue);
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wn->SetWindowGroupName (mWg);
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CleanupStack::PopAndDestroy (wn);
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// Window group change event
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User::LeaveIfError (mWg.EnableGroupListChangeEvents());
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Subscribe();
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CTsWindowGroupsMonitor::~CTsWindowGroupsMonitor()
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{
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CActive::Cancel();
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mWg.Close();
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CTsWindowGroupsMonitor::SubscribeL(MTsWindowGroupsObserver &observer)
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{
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const TInt offset(mObservers.Find(&observer));
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KErrNotFound == offset ? mObservers.AppendL(&observer) :
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User::Leave(KErrAlreadyExists);
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CTsWindowGroupsMonitor::Cancel(MTsWindowGroupsObserver & observer)
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{
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const TInt offset(mObservers.Find(&observer));
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if (KErrNotFound != offset) {
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mObservers.Remove(offset);
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}
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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 CTsWindowGroupsMonitor::RunL()
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{
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User::LeaveIfError(iStatus.Int());
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ProvideEventL();
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Subscribe();
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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 CTsWindowGroupsMonitor::DoCancel()
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{
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if (IsActive()) {
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mResources.WsSession().EventReadyCancel();
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}
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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TInt CTsWindowGroupsMonitor::RunError(TInt error)
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{
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if (!IsActive() && KErrCancel != error) {
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Subscribe();
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}
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return KErrNone;
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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 CTsWindowGroupsMonitor::Subscribe()
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{
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mResources.WsSession().EventReady( &iStatus );
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SetActive();
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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 CTsWindowGroupsMonitor::ProvideEventL()
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{
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TWsEvent wsEvent;
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mResources.WsSession().GetEvent(wsEvent);
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for (TInt iter(0); iter < mObservers.Count(); ++iter) {
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ProvideEventL(wsEvent, *mObservers[iter]);
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}
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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 CTsWindowGroupsMonitor::ProvideEventL(TWsEvent event,
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MTsWindowGroupsObserver &observer)
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{
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RArray<RWsSession::TWindowGroupChainInfo> wgInfo;
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CleanupClosePushL(wgInfo);
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switch(event.Type()) {
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case EEventWindowGroupListChanged:
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User::LeaveIfError(mResources.WsSession().WindowGroupList(&wgInfo));
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observer.HandleWindowGroupChanged(mResources, wgInfo.Array());
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break;
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}
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CleanupStack::PopAndDestroy(&wgInfo);
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}
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