1 /*

     2 * Copyright (c) 2006 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:  Classes for executing OOM actions (e.g. closing applications and running plugins).

    15 *

    16 */

    17 

    18 

    19 #include <apgtask.h>

    20 

    21 #include "oomcloseapp.h"

    22 #include "OomTraces.h"

    23 #include "oomappclosetimer.h"

    24 #include "oomappclosewatcher.h"

    25 #include "oomactionref.h"

    26 #include "oommemorymonitor.h"

    27 #include "oomconstants.hrh"

    28 #include "oompanic.h"

    29 

    30 COomCloseApp* COomCloseApp::NewL(MOomActionObserver& aStateChangeObserver, RWsSession& aWs)

    31     {

    32     FUNC_LOG;

    33 

    34     COomCloseApp* self = new (ELeave) COomCloseApp(aStateChangeObserver, aWs);

    35     CleanupStack::PushL(self);

    36     self->ConstructL();

    37     CleanupStack::Pop(self);

    38     return self;

    39     }

    40 

    41 // Close the application in order to free memory

    42 // Call the COomAction::MemoryFreed when it is done

    43 void COomCloseApp::FreeMemory(TInt)

    44     {

    45     FUNC_LOG;

    46 

    47     iAppCloserRunning = ETrue;

    48     

    49     // Set the TApaTask to the app

    50     iCurrentTask.SetWgId(iWgId);

    51     

    52     __ASSERT_DEBUG(!iAppCloseTimer->IsActive(), OomMonitorPanic(KStartingActiveCloseAppTimer));    

    53     __ASSERT_DEBUG(!iAppCloseWatcher->IsActive(), OomMonitorPanic(KStartingActiveAppCloseWatcher));    

    54     // Start a timer and the thread watcher 

    55     iAppCloseTimer->After(CMemoryMonitor::GlobalConfig().iMaxAppExitTime * KMicrosecondsInMillisecond);

    56     iAppCloseWatcher->Start(iCurrentTask);

    57     // Tell the app to close

    58     TRACES1("COomCloseApp::FreeMemory: Closing app with window group id %d",iWgId);

    59     iCurrentTask.EndTask();

    60     }

    61 

    62 COomCloseApp::~COomCloseApp()

    63     {

    64     FUNC_LOG;

    65 

    66     if (iAppCloseTimer)

    67         iAppCloseTimer->Cancel();

    68     

    69     if (iAppCloseWatcher)

    70         iAppCloseWatcher->Cancel();

    71     

    72     delete iAppCloseTimer;    

    73     delete iAppCloseWatcher;

    74     }

    75 

    76 // Callback from COomAppCloseWatcher and COomAppCloseTimer

    77 void COomCloseApp::CloseAppEvent()

    78     {

    79     FUNC_LOG;

    80 

    81     // The application has closed (or we have a timeout)

    82     iAppCloserRunning = EFalse;

    83     

    84     if (iAppCloseTimer)

    85         iAppCloseTimer->Cancel();

    86     if (iAppCloseWatcher)

    87         iAppCloseWatcher->Cancel(); 

    88     

    89     MemoryFreed(KErrNone);

    90     }

    91 

    92 void COomCloseApp::Reconfigure(const TActionRef& aRef)

    93     {

    94     FUNC_LOG;

    95 

    96     iWgId = aRef.WgId();    

    97     }

    98 

    99 void COomCloseApp::ConstructL()

   100     {

   101     FUNC_LOG;

   102 

   103     iAppCloseTimer = COomAppCloseTimer::NewL(*this);

   104     iAppCloseWatcher = new(ELeave) COomAppCloseWatcher(*this);

   105     }

   106         

   107 COomCloseApp::COomCloseApp(MOomActionObserver& aStateChangeObserver, RWsSession& aWs)

   108                                 : COomAction(aStateChangeObserver), iCurrentTask(aWs)

   109     {

   110     FUNC_LOG;

   111     }