1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #include <e32def.h>

    17 

    18 /*

    19  * patchable const data values

    20  * 

    21  * these values control whether apparc tries to save memory by unloading data

    22  * recognizers when they are not being used

    23  *

    24  * To patch these values, add a line to an iby or oby file that is included in the rom being built using the following format:

    25  *

    26  * "patchdata <dll> @ <symbol> <newvalue>"

    27  *

    28  * e.g. to enable on-demand recognizer loading, use the following line:

    29  * "patchdata apserv.dll @ KApaLoadDataRecognizersOnDemand 1"

    30  */

    31 

    32 

    33 /**

    34  * Patchable constant.  Determines whether, in the interest of saving memory, AppArc unloads data 

    35  * recognizers when they are not being used.

    36  *

    37  * @SYMPatchable

    38  * @see KApaUnloadRecognizersTimeout 

    39  *

    40  */

    41 EXPORT_C extern const TInt KApaLoadDataRecognizersOnDemand = 0;

    42 

    43 /**

    44  * Patchable constant.  Determines how long (in microseconds) a recognizer may remain unused before it gets deleted.

    45  * 

    46  * @SYMPatchable

    47  * @see KApaLoadDataRecognizersOnDemand 

    48  *

    49  */ 

    50 EXPORT_C extern const TInt KApaUnloadRecognizersTimeout = 10000000; // 10 seconds in microseconds

    51 

    52 

    53 /* 

    54  * emulator support

    55  * to enable on-demand recognizer loading on the emulator, add the following line to your epoc.ini

    56  * patchdata_apserv_dll_KApaLoadDataRecognizersOnDemand 1

    57  */

    58 

    59 /*

    60  * Patchable constant.  

    61  *

    62  * @SYMPatchable

    63  * @see KApaDrivesToMonitor 

    64  *

    65  */

    66 

    67 EXPORT_C extern const TInt KApaDrivesToMonitor = 0x3FFFFFF; 

    68 /*

    69 The constant value 0x3FFFFFF represents that all drives (z->a(Least Significant Bit)) are monitored by default.

    70 It is computed in the following way.

    71 	        ZY XWVU TSRQ PONM LKJI HGFE DCBA

    72 	 		11 1111 1111 1111 1111 1111 1111. 

    73 If the bit representing a drive is set (to 1) it is monitored for file change notifications. 

    74 Else it is not. 

    75 */

    76 

    77 /** 

    78  * Patchable constant.  Determines whether apparc tries to save memory in the font bitmap

    79  * server, by only loading MBM icons on demand.

    80  * The default value is 0.

    81  * When set to zero, all MBM icons are loaded at device boot and never unloaded.

    82  * When set to non-zero, no MBM icons are loaded at device boot. MBM icons are

    83  * loaded on demand (and never unloaded afterwards). 

    84  * 

    85  * @SYMPatchable

    86  */

    87 EXPORT_C extern const TInt KApaLoadMbmIconsOnDemand = 0;