1 /*

     2 * Copyright (c) 2004 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:  Common definitions

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CAECOMMON_H

    21 #define CAECOMMON_H

    22 

    23 //  INCLUDES

    24 

    25 #include <e32std.h>

    26 

    27 // CONSTANTS

    28 

    29 enum TCaeExtensionInterfaceIndexes

    30 	{

    31 	KCaeExtProcessImageInterfaceIndex = 0,

    32 	KCaeExtSettingsInterfaceIndex = 1

    33 	};

    34 

    35 // Supported extension interfaces

    36 // The order of this array must match to TCaeExtensionInterfaceIndexes.

    37 const TUid KCaeSupportedExtensionInterfaceUids[] = 

    38 	{

    39 		{ KCaeExtProcessImageInterfaceUidValue },

    40 		{ KCaeExtSettingsInterfaceUidValue } ,

    41 		{ NULL } // End mark

    42 	};

    43 

    44 // Supported callback interfaces

    45 const TUid KCaeSupportedCallbackInterfaceUids[] = 

    46 	{

    47 		{ KCaeExtEngineInfoCallbackInterfaceUidValue },

    48 		{ NULL } // End mark

    49 	};

    50 

    51 // Extension list granularity

    52 const TInt TCaeExtensionInterfaceImplItemGranularity = 10;

    53 

    54 // CLASS DECLARATIONS

    55 

    56 /**

    57 * Struct for the extension interface implementation array item.

    58 */

    59 

    60 struct TCaeExtensionInterfaceImplItem

    61 	{

    62     // Priority of the specific implementation

    63     TInt iInitialPriority;

    64 

    65     // Uid of the specific implementation

    66 	TUid iImplUid;

    67 

    68     // Pointer to the specific implementation

    69 	TAny* iImplPtr;

    70 

    71     // Set to ETrue when image processing is enabled

    72 	TBool iIsActive;

    73 	};

    74 

    75 /**

    76 * Struct for the extension interface implementation array item.

    77 */

    78 

    79 struct TCaeExtensionInterfaceImplListItem

    80 	{

    81 	// Uid of the interface 

    82 	TUid iInterfaceUid;

    83 

    84 	// List of implementations

    85 	RArray<TCaeExtensionInterfaceImplItem>* iImplementations;

    86 	};

    87 

    88 /**

    89 * Struct for the custom interface implementation array item.

    90 */

    91 

    92 struct TCaeCustomInterfaceImplItem

    93 	{

    94     // Uid of the custom interface that is implemented by the extension 

    95 	TUid iInterfaceUid;

    96 

    97     // Pointer to the implementation

    98 	TAny* iImplPtr;

    99 	};

   100 

   101 

   102 

   103 #endif // CAECOMMON_H