photosgallery/viewframework/dataprovider/src/glxvarianttypebase.cpp
changeset 0 4e91876724a2
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     1 /*
       
     2 * Copyright (c) 2008-2009 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 "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:    base class of Alf data types 
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 
       
    21 #include "glxvarianttypebase.h"
       
    22 
       
    23 #include <alf/alfdataexception.h>         // Exception class used with invalid data exceptions
       
    24 #include <glxlog.h>                   // Logging
       
    25 
       
    26 using namespace Alf;
       
    27 using namespace osncore;
       
    28 
       
    29 // ----------------------------------------------------------------------------
       
    30 // set
       
    31 // ----------------------------------------------------------------------------
       
    32 //
       
    33 void IGlxVariantTypeBase::set( IAlfVariantType& /*aValue*/ )
       
    34     {
       
    35     // this interface is not possible to implement
       
    36     }
       
    37     
       
    38 // ----------------------------------------------------------------------------
       
    39 // expected to be overridden by base class if a valid type
       
    40 // ----------------------------------------------------------------------------
       
    41 //
       
    42 bool IGlxVariantTypeBase::boolean() const
       
    43     {
       
    44     TRACER("IGlxVariantTypeBase::boolean");
       
    45     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
    46     }
       
    47 
       
    48 // ----------------------------------------------------------------------------
       
    49 // expected to be overridden by base class if a valid type
       
    50 // ----------------------------------------------------------------------------
       
    51 //
       
    52 int IGlxVariantTypeBase::integer() const
       
    53     {
       
    54     TRACER("IGlxVariantTypeBase::integer");
       
    55     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
    56     }
       
    57 
       
    58 // ----------------------------------------------------------------------------
       
    59 // expected to be overridden by base class if a valid type
       
    60 // ----------------------------------------------------------------------------
       
    61 //
       
    62 uint IGlxVariantTypeBase::uinteger() const
       
    63     {
       
    64     TRACER("IGlxVariantTypeBase::uinteger");
       
    65     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
    66     }
       
    67 
       
    68 // ----------------------------------------------------------------------------
       
    69 // expected to be overridden by base class if a valid type
       
    70 // ----------------------------------------------------------------------------
       
    71 //
       
    72 double IGlxVariantTypeBase::real() const
       
    73     {
       
    74     TRACER("IGlxVariantTypeBase::real");
       
    75     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
    76     }
       
    77 
       
    78 // ----------------------------------------------------------------------------
       
    79 // expected to be overridden by base class if a valid type
       
    80 // ----------------------------------------------------------------------------
       
    81 //
       
    82 const UString& IGlxVariantTypeBase::string() const
       
    83     {
       
    84     TRACER("IGlxVariantTypeBase::string");
       
    85     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
    86     }
       
    87  
       
    88 // ----------------------------------------------------------------------------
       
    89 // expected to be overridden by base class if a valid type
       
    90 // ----------------------------------------------------------------------------
       
    91 //  
       
    92 IAlfContainer* IGlxVariantTypeBase::container()
       
    93     {
       
    94     TRACER("IGlxVariantTypeBase::container");
       
    95     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
    96     }
       
    97 
       
    98 // ----------------------------------------------------------------------------
       
    99 // expected to be overridden by base class if a valid type
       
   100 // ----------------------------------------------------------------------------
       
   101 //
       
   102 IAlfMap* IGlxVariantTypeBase::map()
       
   103     {
       
   104     TRACER("IGlxVariantTypeBase::map");
       
   105     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
   106     }
       
   107 
       
   108 // ----------------------------------------------------------------------------
       
   109 // expected to be overridden by base class if a valid type
       
   110 // ----------------------------------------------------------------------------
       
   111 //
       
   112 IAlfBranch* IGlxVariantTypeBase::branch()
       
   113     {
       
   114     TRACER("IGlxVariantTypeBase::branch");
       
   115     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
   116     }
       
   117 
       
   118 // ----------------------------------------------------------------------------
       
   119 // expected to be overridden by base class if a valid type
       
   120 // ----------------------------------------------------------------------------
       
   121 //
       
   122 IAlfModelBase* IGlxVariantTypeBase::customData()
       
   123     {
       
   124     TRACER("IGlxVariantTypeBase::customData");
       
   125     ALF_THROW( AlfDataException, EInvalidVariantDataType, "GlxVariantTypeBase" );
       
   126     }
       
   127 
       
   128 // ----------------------------------------------------------------------------
       
   129 // type
       
   130 // ----------------------------------------------------------------------------
       
   131 //
       
   132 IAlfVariantType::Type IGlxStringVariantTypeBase::type() const
       
   133     {
       
   134     TRACER("IGlxStringVariantTypeBase::type");
       
   135     return EString;
       
   136     }
       
   137     
       
   138 // ----------------------------------------------------------------------------
       
   139 // type
       
   140 // ----------------------------------------------------------------------------
       
   141 //
       
   142 IAlfVariantType::Type IGlxIntVariantTypeBase::type() const
       
   143     {
       
   144     TRACER("IGlxIntVariantTypeBase::type");
       
   145     return EInt;
       
   146     }