mpxplugins/viewplugins/views/commoncontainer/src/mpxcommonlistboxarraybase.cpp
changeset 0 ff3acec5bc43
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     1 /*
       
     2 * Copyright (c) 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:  Listbox array for common container
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 #include <mpxmedia.h>
       
    21 #include <mpxmediacontainerdefs.h>
       
    22 #include <mpxmediaarray.h>
       
    23 #include <mpxlog.h>
       
    24 
       
    25 #include <mpxcollectionpath.h>  // TMPXItemId
       
    26 #include <mpxmediageneraldefs.h>
       
    27 
       
    28 #include "mpxcommonlistboxarrayobserver.h"
       
    29 #include "mpxcommonlistboxarraybase.h"
       
    30 
       
    31 // CONSTANTS
       
    32 const TInt KMPXMaxStringSize = 300;
       
    33 
       
    34 
       
    35 // ============================ MEMBER FUNCTIONS ===============================
       
    36 
       
    37 // -----------------------------------------------------------------------------
       
    38 // CMPXCommonListBoxArrayBase::CMPXCommonListBoxArrayBase
       
    39 // C++ default constructor can NOT contain any code, that
       
    40 // might leave.
       
    41 // -----------------------------------------------------------------------------
       
    42 //
       
    43 EXPORT_C CMPXCommonListBoxArrayBase::CMPXCommonListBoxArrayBase() :
       
    44     iPbState( EPbStateNotInitialised ),
       
    45     iIndex( KErrNotFound )
       
    46     {
       
    47     }
       
    48 
       
    49 // -----------------------------------------------------------------------------
       
    50 // Destructor.
       
    51 // -----------------------------------------------------------------------------
       
    52 //
       
    53 EXPORT_C CMPXCommonListBoxArrayBase::~CMPXCommonListBoxArrayBase()
       
    54     {
       
    55     MPX_DEBUG1( "CMPXCommonListBoxArrayBase::~CMPXCommonListBoxArrayBase START" );
       
    56     delete iItem;
       
    57     delete iContainerMedia;
       
    58     MPX_DEBUG1( "CMPXCommonListBoxArrayBase::~CMPXCommonListBoxArrayBase END" );
       
    59     }
       
    60 
       
    61 // -----------------------------------------------------------------------------
       
    62 // CMPXCommonListBoxArrayBase::ConstructListBoxArrayL
       
    63 // Construct the array
       
    64 // -----------------------------------------------------------------------------
       
    65 //
       
    66 EXPORT_C void CMPXCommonListBoxArrayBase::ConstructListBoxArrayL()
       
    67     {
       
    68     MPX_FUNC( "CMPXCommonListBoxArrayBase::ConstructListBoxArrayL" );
       
    69     delete iItem;
       
    70     iItem = NULL;
       
    71     iItem = HBufC::NewL( KMPXMaxStringSize );
       
    72     }
       
    73 
       
    74 // -----------------------------------------------------------------------------
       
    75 // CMPXCommonListBoxArrayBase::AppendMediaL
       
    76 // Appends media array to the current array
       
    77 // (other items were commented in a header).
       
    78 // -----------------------------------------------------------------------------
       
    79 //
       
    80 EXPORT_C void CMPXCommonListBoxArrayBase::AppendMediaL( const CMPXMedia& aMedia )
       
    81     {
       
    82     MPX_FUNC( "CMPXCommonListBoxArrayBase::AppendMediaL" );
       
    83     delete iContainerMedia;
       
    84     iContainerMedia=NULL;
       
    85     iContainerMedia=CMPXMedia::NewL(aMedia);
       
    86     iMedia=const_cast<CMPXMediaArray*>(iContainerMedia->Value<CMPXMediaArray>( KMPXMediaArrayContents ) );
       
    87     MPX_DEBUG2( "CMPXCommonListBoxArrayBase::AppendMediaL media count %d", iMedia->Count() );
       
    88     }
       
    89 
       
    90 // -----------------------------------------------------------------------------
       
    91 // CMPXCommonListBoxArrayBase::ResetMediaArray
       
    92 // Resets media array.
       
    93 // -----------------------------------------------------------------------------
       
    94 //
       
    95 EXPORT_C void CMPXCommonListBoxArrayBase::ResetMediaArrayL()
       
    96     {
       
    97     MPX_FUNC( "CMPXCommonListBoxArrayBase::ResetMediaArray" );
       
    98     delete iContainerMedia;
       
    99     iContainerMedia = NULL;
       
   100     iMedia = NULL;
       
   101     iIndex = KErrNotFound;
       
   102     iPbState = EPbStateNotInitialised;
       
   103     }
       
   104 
       
   105 // -----------------------------------------------------------------------------
       
   106 // CMPXCommonListBoxArrayBase::MediaArray
       
   107 // Gets media array.
       
   108 // -----------------------------------------------------------------------------
       
   109 //
       
   110 EXPORT_C const CMPXMediaArray& CMPXCommonListBoxArrayBase::MediaArray()
       
   111     {
       
   112     MPX_FUNC( "CMPXCommonListBoxArrayBase::MediaArray" );
       
   113     ASSERT( iMedia );
       
   114     return *iMedia;
       
   115     }
       
   116 
       
   117 // -----------------------------------------------------------------------------
       
   118 // CMPXCommonListBoxArrayBase::MediaL
       
   119 // Get the media at index.
       
   120 // -----------------------------------------------------------------------------
       
   121 //
       
   122 EXPORT_C const CMPXMedia& CMPXCommonListBoxArrayBase::MediaL( TInt aIndex )
       
   123     {
       
   124     MPX_FUNC( "CMPXCommonListBoxArrayBase::MediaL" );
       
   125     ASSERT( iMedia );
       
   126     if ( ( iMedia->Count() < aIndex + 1 ) || ( aIndex  < 0 ) )
       
   127         {
       
   128         MPX_DEBUG3( "CMPXCommonListBoxArrayBase::MediaL KErrArgument aIndex = %d, iMedia->Count() = %d", aIndex, iMedia->Count() );
       
   129         User::Leave( KErrArgument );
       
   130         }
       
   131     return *( iMedia->AtL( aIndex ) );
       
   132     }
       
   133 
       
   134 // -----------------------------------------------------------------------------
       
   135 // CMPXCommonListBoxArrayBase::ContainerMedia
       
   136 // Get the container media.
       
   137 // -----------------------------------------------------------------------------
       
   138 //
       
   139 EXPORT_C const CMPXMedia& CMPXCommonListBoxArrayBase::ContainerMedia()
       
   140     {
       
   141     MPX_FUNC( "CMPXCommonListBoxArrayBase::ContainerMedia" );
       
   142     return *iContainerMedia;
       
   143     }
       
   144 
       
   145 // -----------------------------------------------------------------------------
       
   146 // CMPXCommonListBoxArrayBase::SetObserver
       
   147 // Set observer
       
   148 // -----------------------------------------------------------------------------
       
   149 //
       
   150 EXPORT_C void CMPXCommonListBoxArrayBase::SetObserver(
       
   151     MMPXCommonListBoxArrayObserver* aObserver)
       
   152     {
       
   153     MPX_FUNC( "CMPXCommonListBoxArrayBase::SetObserver" );
       
   154     ASSERT( !iObserver );
       
   155     iObserver = aObserver;
       
   156     }
       
   157 
       
   158 // -----------------------------------------------------------------------------
       
   159 // CMPXCommonListBoxArrayBase::RemoveObserver
       
   160 // Remove observer
       
   161 // -----------------------------------------------------------------------------
       
   162 //
       
   163 EXPORT_C void CMPXCommonListBoxArrayBase::RemoveObserver()
       
   164     {
       
   165     MPX_FUNC( "CMPXCommonListBoxArrayBase::RemoveObserver" );
       
   166     iObserver = NULL;
       
   167     }
       
   168 
       
   169 // -----------------------------------------------------------------------------
       
   170 // CMPXCommonListBoxArrayBase::CreateIconArrayL
       
   171 // creates icon array.
       
   172 // -----------------------------------------------------------------------------
       
   173 //
       
   174 EXPORT_C CAknIconArray* CMPXCommonListBoxArrayBase::CreateIconArrayL()
       
   175     {
       
   176     MPX_FUNC( "CMPXCommonListBoxArrayBase::CreateIconArrayL" );
       
   177     return NULL;
       
   178     }
       
   179 
       
   180 // -----------------------------------------------------------------------------
       
   181 // CMPXCommonListBoxArrayBase::MdcaCount
       
   182 // Returns the number of descriptor elements in a descriptor.
       
   183 // (other items were commented in a header).
       
   184 // -----------------------------------------------------------------------------
       
   185 //
       
   186 EXPORT_C TInt CMPXCommonListBoxArrayBase::MdcaCount() const
       
   187     {
       
   188     MPX_DEBUG2( "CMPXCommonListBoxArrayBase::MdcaCount count = %d", iMedia ? iMedia->Count() : 0 );
       
   189     return ( iMedia ? iMedia->Count() : 0 );
       
   190     }
       
   191 
       
   192 //  End of File