1 /*

     2 * Copyright (c) 2002-2006 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:   Implementation of the ScanListIterator class.

    15 *

    16 */

    17 

    18 

    19 

    20 #include "hssscanlist.h"

    21 #include "hssscanlistiterator.h"

    22 

    23 // ================= MEMBER FUNCTIONS =======================

    24 

    25 // ---------------------------------------------------------------------------

    26 // 

    27 // ---------------------------------------------------------------------------

    28 //

    29 HssScanListIterator::HssScanListIterator( const HssScanList& scan_list )

    30     :current_m( &scan_list.data_m[0] ),

    31      scan_list_m( scan_list )

    32 {

    33 }

    34 

    35 // ---------------------------------------------------------------------------

    36 // 

    37 // ---------------------------------------------------------------------------

    38 //

    39 const HssScanFrame* HssScanListIterator::First()

    40 {

    41     if ( scan_list_m.size_m == 0 )

    42     {

    43         // No data stored -> no first elemen -> set NULL.

    44         return NULL;

    45     }

    46     // Data exist -> set current at the beginning od the data.

    47     current_m = &scan_list_m.data_m[0];

    48     return current_m;

    49 }

    50 

    51 // ---------------------------------------------------------------------------

    52 // 

    53 // ---------------------------------------------------------------------------

    54 //

    55 const HssScanFrame* HssScanListIterator::Next()

    56 {

    57     current_m += HssScanList::AddPadding( Size() );

    58     return Current();

    59 }

    60 

    61 // ---------------------------------------------------------------------------

    62 // 

    63 // ---------------------------------------------------------------------------

    64 //

    65 const HssScanFrame* HssScanListIterator::Current() const

    66 {

    67     if( current_m >= scan_list_m.data_m + scan_list_m.size_m )

    68     {

    69         return NULL;

    70     }

    71 

    72     return current_m;

    73 }

    74 

    75 // ---------------------------------------------------------------------------

    76 // 

    77 // ---------------------------------------------------------------------------

    78 //

    79 TBool HssScanListIterator::IsDone() const

    80 {

    81     return ( current_m >= scan_list_m.data_m + scan_list_m.size_m );

    82 }