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1 /* |
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2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Back Stepping Service Provider |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include <ecom/implementationproxy.h> |
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20 #include <liwcommon.h> |
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21 |
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22 #include "bsserviceprovider.h" |
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23 #include "bsserviceconstants.h" |
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24 #include "bsserviceinterface.h" |
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25 |
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26 using namespace LIW; |
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27 |
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28 // ======== LOCAL FUNCTIONS ========= |
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29 |
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30 // --------------------------------------------------------------------------- |
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31 // Map the interface UIDs to implementation factory functions |
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32 // --------------------------------------------------------------------------- |
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33 // |
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34 const TImplementationProxy ImplementationTable[] = |
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35 { |
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36 IMPLEMENTATION_PROXY_ENTRY( KBSServiceImplUid, CBSServiceProvider::NewL ) |
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37 }; |
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38 |
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39 // --------------------------------------------------------------------------- |
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40 // Exported proxy for instantiation method resolution |
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41 // --------------------------------------------------------------------------- |
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42 // |
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43 EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount) |
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44 { |
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45 aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy); |
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46 return ImplementationTable; |
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47 } |
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48 |
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49 // ======== MEMBER FUNCTIONS ======== |
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50 |
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51 // --------------------------------------------------------------------------- |
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52 // |
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53 // --------------------------------------------------------------------------- |
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54 // |
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55 CBSServiceProvider::CBSServiceProvider() |
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56 { |
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57 } |
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58 |
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59 // --------------------------------------------------------------------------- |
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60 // |
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61 // --------------------------------------------------------------------------- |
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62 // |
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63 CBSServiceProvider* CBSServiceProvider::NewL() |
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64 { |
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65 return new (ELeave) CBSServiceProvider(); |
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66 } |
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67 |
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68 // --------------------------------------------------------------------------- |
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69 // |
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70 // --------------------------------------------------------------------------- |
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71 // |
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72 CBSServiceProvider::~CBSServiceProvider() |
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73 { |
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74 } |
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75 |
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76 // --------------------------------------------------------------------------- |
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77 // |
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78 // --------------------------------------------------------------------------- |
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79 // |
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80 void CBSServiceProvider::InitialiseL( |
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81 MLiwNotifyCallback& /*aFrameworkCallback*/, const RCriteriaArray& /*aInterest*/) |
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82 { |
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83 } |
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84 |
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85 // --------------------------------------------------------------------------- |
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86 // |
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87 // --------------------------------------------------------------------------- |
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88 // |
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89 void CBSServiceProvider::HandleServiceCmdL( const TInt& aCmdId, |
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90 const CLiwGenericParamList& aInParamList, |
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91 CLiwGenericParamList& aOutParamList, TUint aCmdOptions, |
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92 const MLiwNotifyCallback* aCallback ) |
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93 |
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94 { |
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95 if ( (aCallback ) || (aCmdOptions ) ) |
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96 { |
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97 // report error if request is anything other than synchronous |
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98 // or user sends a callback parameter |
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99 HandleErrorL( aOutParamList, KErrNotSupported ); |
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100 return; |
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101 } |
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102 |
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103 TPtrC8 cmdName; |
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104 const TLiwGenericParam* cmd= NULL; |
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105 if ( aCmdId == KLiwCmdAsStr ) |
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106 { |
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107 TInt pos( 0); |
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108 cmd = aInParamList.FindFirst( pos, KGenericParamServiceCmdIDStr ); |
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109 if ( cmd ) |
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110 { |
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111 cmdName.Set( cmd->Value().AsData( ) ); |
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112 } |
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113 else |
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114 { |
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115 HandleErrorL( aOutParamList, KErrArgument ); |
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116 } |
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117 } |
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118 else |
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119 { |
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120 HandleErrorL( aOutParamList, KErrNotSupported ); |
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121 } |
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122 |
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123 if ( !cmdName.CompareF( KBSInterface ) ) |
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124 { |
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125 // create interface pointer and return the output param |
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126 CBSServiceInterface* ifp = CBSServiceInterface::NewLC( ); |
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127 aOutParamList.AppendL( TLiwGenericParam( KBSInterface, |
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128 TLiwVariant( ifp ) ) ); |
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129 CleanupStack::Pop( ifp ); |
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130 return; |
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131 } |
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132 else |
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133 { |
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134 HandleErrorL( aOutParamList, KErrNotSupported ); |
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135 } |
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136 } |
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137 |
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138 // --------------------------------------------------------------------------- |
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139 // |
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140 // --------------------------------------------------------------------------- |
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141 // |
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142 void CBSServiceProvider::HandleErrorL( CLiwGenericParamList& aOutParamList, |
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143 const TInt aError ) |
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144 { |
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145 aOutParamList.AppendL( TLiwGenericParam( EGenericParamError, |
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146 TLiwVariant( aError ) ) ); |
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147 } |