1 /*

     2 * Copyright (c) 2002 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:  Utility functions common for all parsers.

    15 *

    16 */

    17 

    18 

    19 // INCLUDE FILES

    20 #include    "CPhoneGsmParserBase.h"

    21 

    22 // ============================ MEMBER FUNCTIONS ===============================

    23 

    24 // -----------------------------------------------------------------------------

    25 // CPhoneGsmParserBase::IsPrefixOf

    26 // -----------------------------------------------------------------------------

    27 //

    28 TBool CPhoneGsmParserBase::IsPrefixOf( 

    29         const TDesC& aString, 

    30         const TDesC& aPrefix )

    31     {

    32     TBool result = EFalse;

    33 

    34     if ( aPrefix.Length() <= aString.Length() )

    35         {

    36         TPtrC part( aString.Left( aPrefix.Length() ) );

    37 

    38         result = ( part == aPrefix );

    39         }

    40 

    41     return result;

    42     }

    43 

    44 // -----------------------------------------------------------------------------

    45 // CPhoneGsmParserBase::IsPostfixOf

    46 // -----------------------------------------------------------------------------

    47 //

    48 TBool CPhoneGsmParserBase::IsPostfixOf(

    49         const TDesC& aString,

    50         const TDesC& aPostfix )

    51     {

    52     TBool result = EFalse;

    53 

    54     if ( aPostfix.Length() <= aString.Length() )

    55         {

    56         TPtrC part( aString.Right( aPostfix.Length() ) );

    57 

    58         result = ( part == aPostfix );

    59         }

    60 

    61     return result;

    62     }

    63 

    64 // -----------------------------------------------------------------------------

    65 // CPhoneGsmParserBase::ExtractNumber

    66 // -----------------------------------------------------------------------------

    67 //

    68 TPtrC CPhoneGsmParserBase::ExtractNumber( 

    69         const TDesC& aString )

    70     {

    71     TPtrC result( KNullDesC );

    72 

    73     if ( aString.Length() )

    74         {

    75         TLex input( aString );

    76         TLexMark mark;

    77         input.Mark( mark );

    78 

    79         while ( input.Peek().IsDigit() )

    80             {

    81             input.Inc();

    82             }

    83 

    84         result.Set( input.MarkedToken( mark ) );

    85         }

    86     

    87     return result;

    88     }

    89 

    90 //  End of File