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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: File containing application list classes
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*
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*/
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//INCLUDES:
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#include <mmf/common/mmfcontrollerpluginresolver.h> // for CleanupResetAndDestroyPushL
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#include <e32debug.h>
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#include <apgwgnam.h>
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#include <bitstd.h>
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#include <AknIconUtils.h> // avkon
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#include <apgicnfl.h> // fbsbitmap
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#include <AknIconSrvClient.h>
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#include <fbs.h>
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#include <apgwgnam.h>
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#include <QSizeF>
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#include <camenuiconutility.h>
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#include "tsdatalist.h"
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#include "tsentrykeygenerator.h"
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#include "tsscreenshotmsg.h"
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#include "tsunregscreenshotmsg.h"
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#include "tsvisibilitymsg.h"
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// size for the created app icons
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const TInt KAppIconWidth = 128;
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const TInt KAppIconHeight = 128;
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//uids to be hidden
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const TUid KHsApplicationUid = { 0x20022F35 };
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// ================= MEMBER FUNCTIONS =======================
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// --------------------------------------------------------------------------
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/**
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* Two-phased constructor.
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*/
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CTsDataList* CTsDataList::NewL( MTsResourceManager& aResources,
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MTsWindowGroupsMonitor& aMonitor,
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MTsDataObserver& aObserver,
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TsEnv& aEnv )
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{
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CTsDataList* self = new (ELeave) CTsDataList( aResources,
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aMonitor,
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aObserver,
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aEnv);
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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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* Constructor.
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*/
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CTsDataList::CTsDataList(MTsResourceManager& aResources,
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MTsWindowGroupsMonitor &aMonitor,
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MTsDataObserver& aObserver,
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TsEnv& aEnv)
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:
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CTsWindowGroupsObserver( aMonitor ),
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iResources( aResources ),
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iObserver( aObserver ),
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iEnv( aEnv )
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{
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}
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// --------------------------------------------------------------------------
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/*
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* Destructor
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*/
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CTsDataList::~CTsDataList()
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{
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iData.ResetAndDestroy();
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iVisibleData.Close();
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iHiddenUids.Close();
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RFbsSession::Disconnect();
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RAknIconSrvClient::Disconnect();
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delete iDefaultIcon;
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}
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// --------------------------------------------------------------------------
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/**
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* Performs 2nd phase construction.
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*/
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void CTsDataList::ConstructL()
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{
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BaseConstructL();
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iHiddenUids.AppendL( KHsApplicationUid );
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User::LeaveIfError(RFbsSession::Connect());
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RAknIconSrvClient::Connect();
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QT_TRYCATCH_LEAVING(
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iDefaultIcon = HbIcon2CFbsBitmap( HbIcon("qtg_large_application") );)
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}
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// --------------------------------------------------------------------------
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/**
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* Returns a reference to the current content.
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* Also performs sanity checks, e.g. associates application icons
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* when no screenshot has been received.
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* @return ref to content array
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*/
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const RTsFswArray& CTsDataList::Data() const
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{
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return iVisibleData;
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}
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// --------------------------------------------------------------------------
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/**
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* Interface implementation
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* @see MTsWindowGroupsObserver HandleWindowGroupChanged
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*/
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void CTsDataList::HandleWindowGroupChanged(
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MTsResourceManager &/*aResources*/,
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const MTsRunningApplicationStorage& aStorage)
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{
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TRAP_IGNORE(RDebug::Print(_L("[TaskSwitcher] processing started"));
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RTsFswArray newAppsList;
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CleanupResetAndDestroyPushL(newAppsList);
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CollectAppsL(newAppsList, aStorage);
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RDebug::Print(_L("[TaskSwitcher] gathered app info"));
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FitDataToListL(newAppsList);
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CleanupStack::PopAndDestroy(&newAppsList);
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RDebug::Print(_L("[TaskSwitcher] processing finished"));
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);
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}
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// --------------------------------------------------------------------------
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/**
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* Adds running apps to the list.
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* @param aAppsList array to add to
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*/
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void CTsDataList::CollectAppsL(RTsFswArray& aAppsList,
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const MTsRunningApplicationStorage& aStorage)
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{
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for( TInt i(0); i < aStorage.Count(); ++i )
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{
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TTsEntryKey key;
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TInt err = TsEntryKeyGeneraror::Generate( key,
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aStorage[i].WindowGroupId(),
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aStorage );
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//skip this entry if it is already on list or generate key failed
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if( err!=KErrNone || FindEntry( aAppsList, key ) >= 0 )
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{
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continue;
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}
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// get screen number (-1=console, 0=main screen, 1=cover ui)
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TInt appScreen = 0;
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TInt scrNumErr =
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iResources.ApaSession().GetDefaultScreenNumber( appScreen,
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aStorage[i].UidL() );
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if( aStorage[i].UidL().iUid &&
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!aStorage[i].IsHiddenL() &&
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(appScreen == 0 || appScreen == -1) &&
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scrNumErr == KErrNone )
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{
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AddEntryL( key, aStorage[i], aAppsList );
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}
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}
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}
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// --------------------------------------------------------------------------
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/**
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* Called from CollectTasksL for each entry in the task list.
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* @param aKey entry key
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* @param aRunningApp running application entry
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* @param aNewList list to add to
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*/
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void CTsDataList::AddEntryL( const TTsEntryKey& aKey,
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const MTsRunningApplication& aRunningApp,
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RTsFswArray& aNewList )
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{
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CTsEntry* entry = CTsEntry::NewLC( aKey, iObserver, &iEnv );
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// check if present in old list and if yes then take some of the old data
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TBool found = ConsiderOldDataL( aKey );
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// if not present previously then find out app name
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// and check if screenshot is already available
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if( !found )
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{
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entry->SetAppUid(aRunningApp.UidL());
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HBufC* name = FindAppNameLC( aRunningApp );
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entry->SetAppNameL(*name);
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CleanupStack::PopAndDestroy( name );
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//transfer ownership to entry
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entry->SetAppIcon( GetAppIconL( aRunningApp.UidL() ) );
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}
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entry->SetCloseableApp( !aRunningApp.IsSystemL());
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// add to new list, ownership is transferred
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aNewList.AppendL( entry );
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CleanupStack::Pop( entry );
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}
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// --------------------------------------------------------------------------
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/**
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* Checks if there is an entry for same app in the content list.
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* If yes then it takes some of the data for the entry that
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* will correspond to the same app in the refreshed content list.
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* @param aKey new key in content list
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* @return ETrue if app was found
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*/
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TBool CTsDataList::ConsiderOldDataL( const TTsEntryKey& aKey )
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{
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for(TInt entryIdx = 0, oldCount = iData.Count(); entryIdx < oldCount; ++entryIdx)
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{
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if (iData[entryIdx]->Key() == aKey)
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{
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return ETrue;
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}
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}
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return EFalse;
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}
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// --------------------------------------------------------------------------
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/**
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* Finds out the application name.
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* @param aWindowName window group name or NULL
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* @param aAppUId application uid
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* @param aWgId window group id
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* @return application name, ownership transferred to caller
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*/
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HBufC* CTsDataList::FindAppNameLC( const MTsRunningApplication& aRunningApp )
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{
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//Retrieve the app name
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TApaAppInfo info;
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iResources.ApaSession().GetAppInfo( info, aRunningApp.UidL() );
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TPtrC caption = info.iShortCaption;
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HBufC* tempName( 0 );
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if (!caption.Length() ) // if not set - use thread name instead
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{
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if( aRunningApp.CaptionL().Length() )
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{
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tempName = aRunningApp.CaptionL().AllocLC();
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}
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else
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{
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TThreadId threadId;
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if(KErrNone == iResources.WsSession().GetWindowGroupClientThreadId( aRunningApp.WindowGroupId(), threadId ) )
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{
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RThread thread;
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CleanupClosePushL( thread );
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if( KErrNone == thread.Open( threadId ) )
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{
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tempName = thread.Name().AllocL(); // codescanner::forgottoputptroncleanupstack
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}
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// tempName put on cleanupstack after the if
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CleanupStack::PopAndDestroy( &thread );
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if(tempName)
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{
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CleanupStack::PushL(tempName);
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}
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}
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}
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}
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else
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{
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tempName = caption.AllocLC();
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}
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if( 0 == tempName )
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{
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tempName = KNullDesC16().AllocLC();
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}
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return tempName;
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}
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// --------------------------------------------------------------------------
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/**
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* Fit existing class contained data list into give one.
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* Data is being changed with application type consideration that is based
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* on aConsiderWidgets param.
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* Function removes or add entries into data depend on given list.
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* @param aListToFit list with actual data
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*/
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void CTsDataList::FitDataToListL( RTsFswArray& aListToFit )
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{
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TBool changed = EFalse;
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TInt dataCount = iData.Count();
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//remove items that dont't exists in newly collected list
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for (TInt i = dataCount - 1; i >= 0; --i)
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{
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if( !CheckIfExists( *iData[i], aListToFit ) )
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{
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delete iData[i];
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iData.Remove( i );
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changed = ETrue;
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}
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}
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RArray<TTsEntryKey> allKeys;
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//add new items at start
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for(TInt i = aListToFit.Count() - 1; i >= 0; --i)
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{
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User::LeaveIfError( allKeys.Insert(aListToFit[i]->Key(), 0) );
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if( !CheckIfExists( *aListToFit[i], iData ) )
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{
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HideEntryIfNotAllowed( aListToFit[i] );
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User::LeaveIfError( iData.Insert( aListToFit[i], 0 ) );
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TTime currentTimestamp;
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currentTimestamp.UniversalTime();
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iData[0]->SetTimestamp( currentTimestamp );
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aListToFit[i] = 0;
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changed = ETrue;
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}
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}
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//establish order
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TBool orderChanged = EstablishOrder( allKeys );
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//update entries data
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TBool dataChanged = UpdateEntryData( aListToFit );
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RebuildVisibleDataListL();
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if( changed || orderChanged || dataChanged )
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{
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iObserver.DataChanged();
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}
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allKeys.Close();
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}
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// --------------------------------------------------------------------------
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/**
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* Checks if there is an entry for same app in the given list.
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* @param aEntry entry
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* @param aList ref to list
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* @return ETrue if app was found
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*/
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TBool CTsDataList::CheckIfExists( const CTsEntry& aEntry,
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const RTsFswArray& aList ) const
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{
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return 0 <= FindEntry( aList, aEntry.Key() );
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}
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// --------------------------------------------------------------------------
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/**
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* Retrieves the bitmap for the icon of the given app.
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* @param aAppUid application uid
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* @return app CFbsBitmap
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*/
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CFbsBitmap* CTsDataList::GetAppIconL( const TUid& aAppUid )
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{
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CFbsBitmap* iconBitmap(0);
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TRAPD(errNo,
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QT_TRYCATCH_LEAVING(
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const QSize size(KAppIconWidth, KAppIconHeight);
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HbIcon icon = CaMenuIconUtility::getApplicationIcon( aAppUid.iUid, size);
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iconBitmap = HbIcon2CFbsBitmap( icon );)
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User::LeaveIfNull(iconBitmap); )
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if( KErrNone != errNo )
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{
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iconBitmap = new(ELeave) CFbsBitmap;
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CleanupStack::PushL(iconBitmap);
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User::LeaveIfError( iconBitmap->Duplicate( iDefaultIcon->Handle() ) );
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CleanupStack::Pop(iconBitmap);
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}
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return iconBitmap;
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}
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// --------------------------------------------------------------------------
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/**
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* Converts HbIcon to CFbsBitmap
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* @param aIcon icon to be coverted
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* @return CFbsBitmap
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*/
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CFbsBitmap* CTsDataList::HbIcon2CFbsBitmap( const HbIcon& aIcon )
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{
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CFbsBitmap* retValue(0);
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QIcon qicon = aIcon.qicon();
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QPixmap pixmap = qicon.pixmap(QSize(KAppIconWidth, KAppIconHeight));
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if( !pixmap.isNull() )
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{
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retValue = pixmap.toSymbianCFbsBitmap();
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}
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return retValue;
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}
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// --------------------------------------------------------------------------
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TBool CTsDataList::IsSupported( TInt aFunction ) const
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{
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return ( RegisterScreenshotMessage == aFunction ||
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UnregisterScreenshotMessage == aFunction ||
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VisibilityChange == aFunction ||
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WindowGroupToBackgroundMessage == aFunction );
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}
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// --------------------------------------------------------------------------
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void CTsDataList::HandleDataL( TInt aFunction, RReadStream& aDataStream )
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{
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switch( aFunction )
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{
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case RegisterScreenshotMessage:
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RegisterScreenshotL( aDataStream );
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break;
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case UnregisterScreenshotMessage:
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UnregisterScreenshotL( aDataStream );
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break;
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case VisibilityChange:
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ChangeVisibilityL( aDataStream );
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break;
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case WindowGroupToBackgroundMessage:
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UpdateTaskTimestampL( aDataStream );
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break;
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}
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}
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// --------------------------------------------------------------------------
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void CTsDataList::RegisterScreenshotL( RReadStream& aDataStream )
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{
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|
422 |
CTsScreenshotMsg* msg = CTsScreenshotMsg::NewLC( aDataStream );
|
|
423 |
const TInt pos = FindEntry( iData, GenerateKeyL(msg->WindowGroupId() ) );
|
|
424 |
User::LeaveIfError(pos);
|
|
425 |
iData[pos]->SetScreenshotL( msg->Screenshot(), msg->Priority(), msg->Rotation() );
|
|
426 |
CleanupStack::PopAndDestroy(msg);
|
|
427 |
}
|
|
428 |
// --------------------------------------------------------------------------
|
|
429 |
void CTsDataList::UnregisterScreenshotL(RReadStream& aDataStream)
|
|
430 |
{
|
|
431 |
CTsUnregisterScreenshotMsg* msg =
|
|
432 |
CTsUnregisterScreenshotMsg::NewLC(aDataStream);
|
|
433 |
const TInt pos = FindEntry( iData, GenerateKeyL(msg->windowGroupId() ) );
|
|
434 |
User::LeaveIfError(pos);
|
|
435 |
iData[pos]->RemoveScreenshotL();
|
|
436 |
CleanupStack::PopAndDestroy(msg);
|
|
437 |
}
|
|
438 |
// --------------------------------------------------------------------------
|
|
439 |
void CTsDataList::ChangeVisibilityL( RReadStream& aDataStream )
|
|
440 |
{
|
|
441 |
CTsVisibilitMsg* msg = CTsVisibilitMsg::NewLC(aDataStream);
|
|
442 |
const TInt pos = FindEntry( iData, GenerateKeyL( msg->windowGroupId() ) );
|
|
443 |
User::LeaveIfError(pos);
|
|
444 |
|
|
445 |
msg->visibility() == iData[pos]->GetVisibility() ?
|
|
446 |
User::Leave( KErrInUse ) :
|
|
447 |
iData[pos]->SetVisibility( msg->visibility() );
|
|
448 |
|
|
449 |
CleanupStack::PopAndDestroy(msg);
|
|
450 |
RebuildVisibleDataListL();
|
|
451 |
iObserver.DataChanged();
|
|
452 |
}
|
|
453 |
// --------------------------------------------------------------------------
|
|
454 |
void CTsDataList::UpdateTaskTimestampL( RReadStream& aDataStream )
|
|
455 |
{
|
|
456 |
const TInt wgId = aDataStream.ReadInt32L();
|
|
457 |
const TInt pos = FindEntry( iData, GenerateKeyL( wgId ) );
|
|
458 |
User::LeaveIfError( pos );
|
|
459 |
|
|
460 |
TTime currentTimestamp;
|
|
461 |
currentTimestamp.UniversalTime();
|
|
462 |
iData[pos]->SetTimestamp( currentTimestamp );
|
|
463 |
|
|
464 |
iObserver.DataChanged();
|
|
465 |
}
|
|
466 |
|
|
467 |
// --------------------------------------------------------------------------
|
|
468 |
/**
|
|
469 |
* Checks if given uid is on hidden list
|
|
470 |
* @param aUid uid to be checked
|
|
471 |
* @return ETrue if uid is on hidden list
|
|
472 |
*/
|
|
473 |
TBool CTsDataList::IsHiddenUid( TUid aUid )
|
|
474 |
{
|
|
475 |
return 0 < iHiddenUids.Find( aUid );
|
|
476 |
}
|
|
477 |
|
|
478 |
// --------------------------------------------------------------------------
|
|
479 |
/**
|
|
480 |
* Finds entry in array
|
|
481 |
* @param aList list to find
|
|
482 |
* @param aKey finding key
|
|
483 |
* @return position or KErrNotFound
|
|
484 |
*/
|
|
485 |
TInt CTsDataList::FindEntry( const RTsFswArray& aList,
|
|
486 |
const TTsEntryKey& aKey ) const
|
|
487 |
{
|
|
488 |
TInt pos(KErrNotFound);
|
|
489 |
for(TInt entryIdx = 0;
|
|
490 |
entryIdx < aList.Count() && KErrNotFound == pos;
|
|
491 |
++entryIdx)
|
|
492 |
{
|
|
493 |
if (aList[entryIdx]->Key() == aKey)
|
|
494 |
{
|
|
495 |
pos = entryIdx;
|
|
496 |
}
|
|
497 |
}
|
|
498 |
return pos;
|
|
499 |
}
|
|
500 |
|
|
501 |
// --------------------------------------------------------------------------
|
|
502 |
/**
|
|
503 |
* Establish entry order accridung to aKeyList, all keys MUST be in iData
|
|
504 |
* @param aKeyList reference key list
|
|
505 |
* @return ETrue if changes occured
|
|
506 |
*/
|
|
507 |
TBool CTsDataList::EstablishOrder( const RArray<TTsEntryKey>& aKeyList )
|
|
508 |
{
|
|
509 |
TBool changed( EFalse );
|
|
510 |
TInt lastChangedItem( KErrNotFound );
|
|
511 |
__ASSERT_ALWAYS( iData.Count() == aKeyList.Count(), User::Panic(_L("EstablishOrder 1"), KErrBadHandle) );
|
|
512 |
for (TInt i = 0; i < aKeyList.Count(); i++)
|
|
513 |
{
|
|
514 |
const TTsEntryKey& currentdataKey = iData[i]->Key();
|
|
515 |
const TTsEntryKey& referenceKey = aKeyList[i];
|
|
516 |
if( !(currentdataKey == referenceKey) )
|
|
517 |
{
|
|
518 |
TInt foundPos = FindEntry( iData, referenceKey );
|
|
519 |
__ASSERT_ALWAYS(foundPos>=0, User::Panic(_L("EstablishOrder 2"), KErrBadHandle));
|
|
520 |
CTsEntry* entry = iData[foundPos];
|
|
521 |
iData.Remove( foundPos );
|
|
522 |
iData.Insert( entry, i );
|
|
523 |
changed = ETrue;
|
|
524 |
lastChangedItem = i;
|
|
525 |
}
|
|
526 |
}
|
|
527 |
TTime currentTimestamp;
|
|
528 |
currentTimestamp.UniversalTime();
|
|
529 |
for (TInt i = lastChangedItem; i >= 0; --i)
|
|
530 |
{
|
|
531 |
iData[i]->SetTimestamp(currentTimestamp);
|
|
532 |
}
|
|
533 |
return changed;
|
|
534 |
}
|
|
535 |
|
|
536 |
// --------------------------------------------------------------------------
|
|
537 |
/**
|
|
538 |
* Updates entry data on mData according to list
|
|
539 |
* @param aList reference entires list
|
|
540 |
* @return ETrue if changes occured
|
|
541 |
*/
|
|
542 |
TBool CTsDataList::UpdateEntryData( const RTsFswArray& aList )
|
|
543 |
{
|
|
544 |
__ASSERT_ALWAYS( iData.Count() == aList.Count(),
|
|
545 |
User::Panic(_L("UpdateEntryData 1"), KErrBadHandle) );
|
|
546 |
TBool changed( EFalse );
|
|
547 |
for( TInt i=0; i<aList.Count(); i++ )
|
|
548 |
{
|
|
549 |
if(aList[i])
|
|
550 |
{
|
|
551 |
__ASSERT_ALWAYS(iData[i]->Key() == aList[i]->Key(),
|
|
552 |
User::Panic(_L("UpdateEntryData 2"), KErrBadHandle));
|
|
553 |
if( iData[i]->CloseableApp() != aList[i]->CloseableApp() )
|
|
554 |
{
|
|
555 |
iData[i]->SetCloseableApp(aList[i]->CloseableApp());
|
|
556 |
changed = ETrue;
|
|
557 |
}
|
|
558 |
}
|
|
559 |
}
|
|
560 |
return changed;
|
|
561 |
}
|
|
562 |
|
|
563 |
// --------------------------------------------------------------------------
|
|
564 |
/**
|
|
565 |
* Function generate task key using window group id
|
|
566 |
* @param wgId - window group id of running application
|
|
567 |
* @param entry key
|
|
568 |
*/
|
|
569 |
TTsEntryKey CTsDataList::GenerateKeyL( TInt aWgId )
|
|
570 |
{
|
|
571 |
RArray<RWsSession::TWindowGroupChainInfo> allWgIds;
|
|
572 |
CleanupClosePushL( allWgIds );
|
|
573 |
User::LeaveIfError( iResources.WsSession().WindowGroupList( 0, &allWgIds ) );
|
|
574 |
TTsEntryKey key;
|
|
575 |
User::LeaveIfError(TsEntryKeyGeneraror::Generate(key, aWgId, allWgIds.Array()));
|
|
576 |
CleanupStack::PopAndDestroy( &allWgIds );
|
|
577 |
return key;
|
|
578 |
}
|
|
579 |
|
|
580 |
// --------------------------------------------------------------------------
|
|
581 |
/**
|
|
582 |
* Hides entrie if exist on mHiddenUids
|
|
583 |
* @param entry
|
|
584 |
*/
|
|
585 |
void CTsDataList::HideEntryIfNotAllowed( CTsEntry* aEntry )
|
|
586 |
{
|
|
587 |
if( iHiddenUids.Find( aEntry->AppUid() ) >= 0 )
|
|
588 |
{
|
|
589 |
aEntry->SetVisibility(Invisible);
|
|
590 |
}
|
|
591 |
}
|
|
592 |
|
|
593 |
void CTsDataList::RebuildVisibleDataListL()
|
|
594 |
{
|
|
595 |
iVisibleData.Reset();
|
|
596 |
RArray<TInt> visibleItems(iData.Count() ? iData.Count() : 1);
|
|
597 |
CleanupClosePushL(visibleItems);
|
|
598 |
for( TInt iter = 0; iter < iData.Count(); ++iter )
|
|
599 |
{
|
|
600 |
if( Visible == iData[iter]->GetVisibility() )
|
|
601 |
{
|
|
602 |
visibleItems.AppendL(iter);
|
|
603 |
}
|
|
604 |
}
|
|
605 |
for( TInt iter = 0; iter < visibleItems.Count(); ++iter )
|
|
606 |
{
|
|
607 |
iVisibleData.AppendL( iData[visibleItems[iter]] );
|
|
608 |
}
|
|
609 |
CleanupStack::PopAndDestroy(&visibleItems);
|
|
610 |
}
|
|
611 |
// end of file
|