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 Interface |
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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 "bsserviceinterface.h" |
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20 #include "bsserviceconstants.h" |
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21 |
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22 using namespace LIW; |
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23 |
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24 // ======== MEMBER FUNCTIONS ======== |
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25 |
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26 // --------------------------------------------------------------------------- |
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27 // |
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28 // --------------------------------------------------------------------------- |
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29 // |
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30 CBSServiceInterface::CBSServiceInterface() |
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31 { |
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32 } |
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33 |
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34 // --------------------------------------------------------------------------- |
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35 // |
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36 // --------------------------------------------------------------------------- |
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37 // |
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38 void CBSServiceInterface::ConstructL() |
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39 { |
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40 User::LeaveIfError( iBSClient.Connect( ) ); |
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41 } |
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42 |
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43 // --------------------------------------------------------------------------- |
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44 // |
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45 // --------------------------------------------------------------------------- |
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46 // |
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47 CBSServiceInterface* CBSServiceInterface::NewLC() |
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48 { |
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49 CBSServiceInterface* self = new( ELeave ) CBSServiceInterface; |
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50 CleanupStack::PushL( self ); |
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51 self->ConstructL( ); |
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52 return self; |
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53 } |
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54 |
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55 // --------------------------------------------------------------------------- |
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56 // |
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57 // --------------------------------------------------------------------------- |
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58 // |
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59 CBSServiceInterface::~CBSServiceInterface() |
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60 { |
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61 iBSClient.Close( ); |
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62 } |
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63 |
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64 // --------------------------------------------------------------------------- |
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65 // Executes the SAPI as per params |
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66 // --------------------------------------------------------------------------- |
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67 // |
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68 void CBSServiceInterface::ExecuteCmdL( const TDesC8& aCmdName, |
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69 const CLiwGenericParamList& aInParamList, |
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70 CLiwGenericParamList& aOutParamList, TUint aCmdOptions, |
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71 MLiwNotifyCallback* aCallback ) |
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72 { |
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73 if ( !aCallback && !aCmdOptions ) |
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74 { |
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75 if ( !aCmdName.Compare( KBSCmdInitialize ) ) |
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76 { |
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77 InitializeL( aInParamList, aOutParamList ); |
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78 } |
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79 else if ( !aCmdName.Compare( KBSCmdForwardActivationEvent ) ) |
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80 { |
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81 ForwardActivationEventL( aInParamList, aOutParamList ); |
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82 } |
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83 else if ( !aCmdName.Compare( KBSCmdHandleBackCommand ) ) |
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84 { |
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85 HandleBackCommandL( aInParamList, aOutParamList ); |
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86 } |
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87 else |
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88 { |
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89 HandleErrorL( aOutParamList, KErrNotSupported ); |
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90 } |
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91 } |
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92 else |
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93 { |
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94 HandleErrorL( aOutParamList, KErrNotSupported ); |
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95 } |
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96 } |
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97 |
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98 // --------------------------------------------------------------------------- |
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99 // Closes the interface |
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100 // --------------------------------------------------------------------------- |
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101 // |
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102 void CBSServiceInterface::Close() |
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103 { |
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104 delete this; |
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105 } |
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106 |
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107 // --------------------------------------------------------------------------- |
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108 // |
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109 // --------------------------------------------------------------------------- |
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110 // |
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111 void CBSServiceInterface::InitializeL( |
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112 const CLiwGenericParamList& aInParamList, |
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113 CLiwGenericParamList& aOutParamList ) |
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114 { |
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115 TInt32 appUid; |
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116 TInt err = GetParam( aInParamList, KBSInParamAppUid, appUid ); |
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117 if ( err == KErrNone ) |
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118 { |
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119 TInt retVal = iBSClient.Initialize( TUid::Uid( appUid ) ); |
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120 HandleResultL( aOutParamList, retVal ); |
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121 return; |
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122 } |
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123 |
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124 HandleErrorL( aOutParamList, err ); |
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125 } |
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126 |
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127 // --------------------------------------------------------------------------- |
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128 // |
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129 // --------------------------------------------------------------------------- |
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130 // |
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131 void CBSServiceInterface::ForwardActivationEventL( |
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132 const CLiwGenericParamList& aInParamList, |
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133 CLiwGenericParamList& aOutParamList ) |
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134 { |
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135 TPtrC8 state; |
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136 TInt err = GetParam( aInParamList, KBSInParamState, state ); |
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137 if ( err == KErrNone ) |
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138 { |
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139 TBool enter; |
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140 err = GetParam( aInParamList, KBSInParamEnter, enter ); |
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141 if ( err == KErrNone ) |
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142 { |
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143 TInt retVal = iBSClient.ForwardActivationEvent( state, enter ); |
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144 HandleResultL( aOutParamList, retVal ); |
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145 return; |
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146 } |
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147 } |
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148 |
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149 HandleErrorL( aOutParamList, err ); |
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150 } |
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151 |
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152 // --------------------------------------------------------------------------- |
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153 // |
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154 // --------------------------------------------------------------------------- |
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155 // |
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156 void CBSServiceInterface::HandleBackCommandL( |
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157 const CLiwGenericParamList& aInParamList, |
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158 CLiwGenericParamList& aOutParamList ) |
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159 { |
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160 TPtrC8 state; |
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161 TInt err = GetParam( aInParamList, KBSInParamState, state ); |
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162 |
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163 TBool checkOnly(EFalse); |
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164 if ( GetParam( aInParamList, KBSInParamCheckOnly, checkOnly ) != KErrNone ) |
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165 { |
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166 // use default value if parameter isn't correct |
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167 checkOnly = EFalse; |
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168 } |
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169 |
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170 if ( err == KErrNone ) |
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171 { |
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172 TInt retVal = iBSClient.HandleBackCommand( state, checkOnly ); |
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173 HandleResultL( aOutParamList, retVal ); |
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174 return; |
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175 } |
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176 |
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177 HandleErrorL( aOutParamList, err ); |
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178 } |
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179 |
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180 // --------------------------------------------------------------------------- |
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181 // |
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182 // --------------------------------------------------------------------------- |
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183 // |
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184 void CBSServiceInterface::HandleErrorL( CLiwGenericParamList& aOutParamList, |
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185 const TInt aError ) |
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186 { |
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187 aOutParamList.AppendL( TLiwGenericParam( EGenericParamError, |
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188 TLiwVariant( aError ) ) ); |
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189 } |
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190 |
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191 // --------------------------------------------------------------------------- |
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192 // |
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193 // --------------------------------------------------------------------------- |
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194 // |
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195 void CBSServiceInterface::HandleResultL( CLiwGenericParamList& aOutParamList, |
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196 const TInt aResult ) |
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197 { |
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198 TLiwGenericParam statusInfo; |
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199 statusInfo.SetNameAndValueL( KBSOutParamStatusInfo, TLiwVariant( aResult ) ); |
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200 aOutParamList.AppendL( statusInfo ); |
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201 statusInfo.Reset( ); |
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202 } |
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203 |
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204 // --------------------------------------------------------------------------- |
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205 // |
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206 // --------------------------------------------------------------------------- |
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207 // |
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208 TInt CBSServiceInterface::GetParam( const CLiwGenericParamList& aInParamList, |
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209 const TDesC8& aParamName, TPtrC8& aPtr ) const |
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210 { |
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211 TInt errCode(KErrArgument); |
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212 |
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213 const TLiwGenericParam* param= NULL; |
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214 TInt pos( 0); |
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215 param = aInParamList.FindFirst( pos, aParamName ); |
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216 if ( param && (pos != KErrNotFound ) ) |
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217 { |
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218 if ( param->Value().Get( aPtr ) ) |
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219 { |
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220 errCode = KErrNone; |
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221 } |
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222 } |
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223 |
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224 return errCode; |
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225 } |
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226 |
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227 // --------------------------------------------------------------------------- |
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228 // |
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229 // --------------------------------------------------------------------------- |
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230 // |
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231 TInt CBSServiceInterface::GetParam( const CLiwGenericParamList& aInParamList, |
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232 const TDesC8& aParamName, TInt32& aNumber ) const |
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233 { |
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234 TInt errCode(KErrArgument); |
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235 |
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236 const TLiwGenericParam* param= NULL; |
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237 TInt pos( 0); |
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238 param = aInParamList.FindFirst( pos, aParamName ); |
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239 if ( param && (pos != KErrNotFound ) ) |
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240 { |
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241 if ( param->Value().Get( aNumber ) ) |
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242 { |
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243 errCode = KErrNone; |
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244 } |
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245 } |
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246 |
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247 return errCode; |
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248 } |
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249 |
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250 // --------------------------------------------------------------------------- |
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251 // |
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252 // --------------------------------------------------------------------------- |
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253 // |
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254 TInt CBSServiceInterface::GetParam( const CLiwGenericParamList& aInParamList, |
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255 const TDesC8& aParamName, TBool& aBool ) const |
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256 { |
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257 TInt errCode(KErrArgument); |
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258 |
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259 const TLiwGenericParam* param= NULL; |
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260 TInt pos( 0); |
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261 param = aInParamList.FindFirst( pos, aParamName ); |
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262 if ( param && (pos != KErrNotFound ) ) |
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263 { |
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264 if ( param->Value().Get( aBool ) ) |
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265 { |
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266 errCode = KErrNone; |
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267 } |
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268 } |
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269 |
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270 return errCode; |
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271 } |
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