author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 27 May 2010 13:11:12 +0300 | |
changeset 80 | 397d00875918 |
child 83 | 156f692b1687 |
permissions | -rw-r--r-- |
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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: Task monitor engine |
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* |
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*/ |
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#include "tsfswengine.h" |
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#include "tsfswdatalist.h" |
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#include <apgtask.h> |
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#include <AknDef.h> |
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#include <apgwgnam.h> |
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#include <mmf/common/mmfcontrollerpluginresolver.h> // for CleanupResetAndDestroyPushL |
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#include <featmgr.h> |
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#include <swi/swispubsubdefs.h> |
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#include <s32mem.h> |
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#include <bitmaptransforms.h> |
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// time to wait before refreshing content |
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const TInt KContentRefreshDelay = 50000; // 0.05 sec |
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::NewL |
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// -------------------------------------------------------------------------- |
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// |
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CTsFswEngine* CTsFswEngine::NewL( MHsDataObserver& aObserver ) |
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{ |
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CTsFswEngine* self = NewLC( aObserver ); |
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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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// CTsFswEngine::NewLC |
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// -------------------------------------------------------------------------- |
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// |
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CTsFswEngine* CTsFswEngine::NewLC( MHsDataObserver& aObserver ) |
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{ |
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CTsFswEngine* self = new ( ELeave ) CTsFswEngine( aObserver ); |
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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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// CTsFswEngine::CTsFswEngine |
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// -------------------------------------------------------------------------- |
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// |
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CTsFswEngine::CTsFswEngine( MHsDataObserver& aObserver ) |
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:iObserver( aObserver ) |
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{ |
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} |
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::ConstructL |
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// -------------------------------------------------------------------------- |
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// |
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void CTsFswEngine::ConstructL() |
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{ |
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User::LeaveIfError( iWsSession.Connect() ); |
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User::LeaveIfError( iAppArcSession.Connect() ); |
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iDataList = CTsFswDataList::NewL(*this); |
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// get an initial list of tasks |
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iDataList->SetAppDataRefreshNeeded(); |
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CollectTasksL(); |
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iUpdateStarter = CPeriodic::NewL( CActive::EPriorityStandard ); |
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} |
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::~CTsFswEngine |
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// -------------------------------------------------------------------------- |
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// |
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CTsFswEngine::~CTsFswEngine() |
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{ |
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delete iUpdateStarter; |
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iWgIds.Close(); |
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iAppArcSession.Close(); |
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iWsSession.Close(); |
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delete iDataList; |
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} |
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::FswDataL |
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// -------------------------------------------------------------------------- |
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// |
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const RTsFswArray& CTsFswEngine::FswDataL() |
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{ |
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return iDataList->FswDataL(); |
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} |
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114 |
|
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::UpdateTaskList |
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// Callback from appui |
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// -------------------------------------------------------------------------- |
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// |
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void CTsFswEngine::UpdateTaskList() |
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{ |
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// There can be many calls in a row, use a timer to prevent degrading |
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// device performance. |
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iDataList->SetDirty(); |
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if ( !iUpdateStarter->IsActive() ) |
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{ |
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iUpdateStarter->Start( KContentRefreshDelay, 0, |
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TCallBack( UpdateStarterCallback, this ) ); |
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} |
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// get the foreground app uid and publish it to CFW if different than before |
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TRAP_IGNORE( PublishFgAppUidL() ); |
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} |
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133 |
|
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::UpdateStarterCallback |
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// Callback for the timer |
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// -------------------------------------------------------------------------- |
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// |
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TInt CTsFswEngine::UpdateStarterCallback( TAny* aParam ) |
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{ |
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CTsFswEngine* self = static_cast<CTsFswEngine*>( aParam ); |
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self->iUpdateStarter->Cancel(); |
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// get list of tasks and notify observer if there is a change in the list |
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TBool changed = EFalse; |
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TRAPD( err, changed = self->CollectTasksL() ); |
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if ( err == KErrNone && changed ) |
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{ |
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self->iObserver.DataChanged(); |
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} |
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return 0; |
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} |
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|
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::CollectTasksL |
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// -------------------------------------------------------------------------- |
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156 |
// |
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TBool CTsFswEngine::CollectTasksL() |
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{ |
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TBool changed = iDataList->CollectTasksL(); |
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return changed; |
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} |
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162 |
|
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::ForegroundAppUidL |
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// -------------------------------------------------------------------------- |
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// |
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TUid CTsFswEngine::ForegroundAppUidL( TInt aType ) |
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{ |
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// Do not use GetFocusWindowGroup or others. |
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// We want to see only "real" application uids in FgApp, |
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// i.e. stuff that would also be shown in the task swapper |
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// area of Taskswitcher. |
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|
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TUid result = KNullUid; |
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RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
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CleanupClosePushL( allWgIds ); |
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User::LeaveIfError( iWsSession.WindowGroupList( 0, &allWgIds ) ); |
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TInt count = allWgIds.Count(); |
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for ( TInt i = 0; i < count; ++i ) |
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{ |
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// Depending on aType we may not need to bother with iParentId here. |
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// If aType == EUseEmbeddedUid => embedded apps are treated as others. |
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// If aType == EUseStandaloneUid => embedded apps must be ignored. |
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if ( allWgIds[i].iParentId > 0 |
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&& aType == CTsFswEngine::EUseStandaloneUid ) |
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{ |
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continue; |
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} |
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189 |
|
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CApaWindowGroupName* wgn = CApaWindowGroupName::NewLC( |
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iWsSession, allWgIds[i].iId ); |
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TUid newUid = wgn->AppUid(); |
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TBool hidden = wgn->Hidden(); |
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CleanupStack::PopAndDestroy( wgn ); |
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195 |
|
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if ( !hidden && newUid.iUid && !iDataList->IsHiddenUid(newUid) ) |
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{ |
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result = newUid; |
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break; |
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} |
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201 |
} |
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CleanupStack::PopAndDestroy( &allWgIds ); |
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203 |
|
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return result; |
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} |
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206 |
|
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// -------------------------------------------------------------------------- |
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// CTsFswEngine::PublishFgAppUidL |
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// -------------------------------------------------------------------------- |
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210 |
// |
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void CTsFswEngine::PublishFgAppUidL() |
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{ |
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TUid newUid = ForegroundAppUidL( CTsFswEngine::EUseEmbeddedUid ); |
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if ( iFgAppUid != newUid && newUid.iUid ) |
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215 |
{ |
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iFgAppUid = newUid; |
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iDataList->MoveEntryAtStart(newUid.iUid, EFalse); |
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} |
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} |
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|
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parents:
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// end of file |