1 /*

     2 * Copyright (c) 2008 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 Graphics OOM actions (e.g. closing applications and running plugins).

    15 *

    16 */

    17 

    18 

    19 #ifndef GOOMACTIONREF_H_

    20 #define GOOMACTIONREF_H_

    21 

    22 #include <e32base.h>

    23 #include "goomactionconfig.h"

    24 

    25 class CGOomRunPlugin;

    26 

    27 /**

    28  *  Encapsulates a reference to an action. 

    29  *  

    30  *  Objects of this T-class are instantiated at memory freeing time in preference to the  

    31  *  CGOomAction derived objects, so that we do not instantiate anything on the heap at a time

    32  *  when the device is, by-definition, low on memory.

    33  *

    34  *  @lib oommonitor.lib

    35  *  @since S60 v5.0

    36  */

    37 class TActionRef

    38     {

    39 public:

    40     

    41     enum TActionType

    42         {

    43         EAppPlugin,

    44         ESystemPlugin,

    45         EAppClose

    46         };

    47 

    48     //constructor for Plugin actions

    49     TActionRef(TActionType aType, TInt aPriority, TGOomSyncMode aSyncMode, TInt aRamEstimate, CGOomRunPlugin& aRunPlugin, TUint aWgIndexOfTargetApp);

    50 

    51     //constructor for AppClose actions

    52     TActionRef(TActionType aType, TInt aPriority, TGOomSyncMode aSyncMode, TInt aRamEstimate, TInt aWgId, TUint aWgIndex);

    53     

    54     TActionType Type() const;

    55     TUint Priority() const;

    56     void SetPriority(TUint);

    57     TGOomSyncMode SyncMode() const;

    58     TInt RamEstimate() const;

    59     TInt WgId() const;

    60     TInt WgIndex() const;

    61     CGOomRunPlugin& RunPlugin();

    62 

    63 private: //data

    64     

    65     TActionType iType;

    66     TUint iPriority;

    67     TGOomSyncMode iSyncMode; //needed as we don't have reference to the config 

    68     TInt iRamEstimate; //needed as we don't have reference to the config 

    69     TInt iWgId; //For AppClose

    70     TInt iWgIndex;

    71     CGOomRunPlugin* iRunPlugin; //For Plugins. Not owned

    72     };

    73 

    74 #endif /*GOOMACTIONREF_H_*/