1 /*

     2 * Copyright (c) 2005-2009 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 the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 * Implementation of Test structured data class for sharing between process

    16 * Initialises the member variable with zero

    17 *

    18 */

    19 

    20 

    21 /**

    22  @file TestSharedData.cpp

    23 */

    24 void CTestSharedData::Construct()

    25 	{

    26 	// Initialise the data member

    27 	for (TInt index = 0; index < KMaxSharedDataLength; index++)

    28 		{

    29 		iText[index] = 0;

    30 		}

    31 	}

    32 

    33 /**

    34  * Copies the data input to the shared TText member for sharing

    35  * @param aVal - Descriptor containing the string to be set to the member data

    36  */

    37 void CTestSharedData::SetText(TDesC& aVal)

    38 	{

    39 	TInt length = aVal.Length();

    40 	if (length < KMaxSharedDataLength)

    41 		{

    42 		for (TInt index = 0; index < length; index++)

    43 			{

    44 			iText[index] = *(aVal.Mid(index,1).Ptr());

    45 			}

    46 		for (TInt nullIndex = length; nullIndex < KMaxSharedDataLength; nullIndex++)

    47 			{

    48 			iText[nullIndex] = 0;

    49 			}

    50 		}

    51 	else

    52 		{

    53 		User::Panic(_L("OutOfMemory"), KErrNoMemory);

    54 		}

    55 	}

    56 

    57 /**

    58  * Appends the data input to the shared TText for sharing

    59  * @param aVal - Descriptor containing the string to be appended to the member data

    60  */

    61 void CTestSharedData::AppendText(TDesC& aVal)

    62 	{

    63 	TInt appendLength = aVal.Length();

    64 	TInt originalLength = User::StringLength(iText);;

    65 	TInt length = originalLength + appendLength;

    66 	if (length < KMaxSharedDataLength)

    67 		{

    68 		TInt midLocation = 0;

    69 		for (TInt index = originalLength; index < length; index++)

    70 			{

    71 			iText[index] = *(aVal.Mid(midLocation,1).Ptr());

    72 			midLocation++;

    73 			}

    74 		for (TInt nullIndex = length; nullIndex < KMaxSharedDataLength; nullIndex++)

    75 			{

    76 			iText[nullIndex] = 0;

    77 			}

    78 		}

    79 	else

    80 		{

    81 		User::Panic(_L("OutOfMemory"), KErrNoMemory);

    82 		}

    83 	}

    84 

    85 /**

    86  * Copies the value within member data to the descriptor reference passed in

    87  * @param aVal - Reference Descriptor which gets set with member data value

    88  */

    89 void CTestSharedData::GetText(TDes& aVal)

    90 	{

    91 	TInt length = User::StringLength(iText);

    92 	TInt bufferLength = aVal.MaxLength();

    93 	if (bufferLength < length)

    94 		{

    95 		User::Panic(_L("OutOfMemory"), KErrNoMemory);

    96 		}

    97 

    98 	aVal.Zero();

    99 	for (TInt index = 0; index < length; index++)

   100 		{

   101 		aVal.Append(iText[index]);

   102 		}

   103 	}