1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 #include "tstaskmonitor_p.h"

    18 #include "tstaskmonitor.h"

    19 

    20 #include "tstaskmonitorclient.h"

    21 #include "tsapplicationtask.h"

    22 

    23 #include "tsutils.h"

    24 using TaskSwitcher::CleanupResetAndDestroyPushL;

    25 

    26 TsTaskMonitorPrivate::TsTaskMonitorPrivate(TsTaskMonitor *q) : q_ptr(q), mClient(0)

    27 {

    28     QT_TRAP_THROWING(mClient = CTsTaskMonitorClient::NewL());

    29     mClient->Subscribe(*this);

    30 }

    31 

    32 TsTaskMonitorPrivate::~TsTaskMonitorPrivate()

    33 {

    34     mClient->CancelSubscribe();

    35 }

    36 

    37 QList< QSharedPointer<TsTask> > TsTaskMonitorPrivate::taskList()

    38 {

    39     QList< QSharedPointer<TsTask> > tasks;

    40 

    41     QT_TRAP_THROWING (    

    42         RPointerArray<CTsFswEntry> entries;   

    43         CleanupResetAndDestroyPushL<CTsFswEntry>(entries);

    44         mClient->TaskListL(entries);

    45         

    46         // TsTask claims ownership of CTsFswEntry, so we have to remove entries from 

    47         // entries array after adding task to tasks array to prevent double delete of

    48         // CTsFswEntry objects in case of leave (for example due to OOM) in the middle 

    49         // of the loop below.

    50         while (entries.Count()) {

    51             CTsFswEntry *firstEntry = entries[0];

    52             CleanupStack::PushL(firstEntry);

    53             entries.Remove(0);

    54             

    55             // @todo switch by entry type

    56             QT_TRYCATCH_LEAVING(tasks.append(QSharedPointer<TsTask>(new TsApplicationTask(firstEntry))));

    57             

    58             CleanupStack::Pop(firstEntry);

    59         }

    60         

    61         CleanupStack::PopAndDestroy(&entries);    

    62     );

    63     

    64     return tasks;

    65 }

    66 

    67 void TsTaskMonitorPrivate::HandleRunningAppChange()

    68 {

    69     emit q_ptr->taskListChanged();

    70 }