1 /* |
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2 * Copyright (c) 2006-2008 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: Speech synthesis server, client side code |
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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 // @todo Add better file write support to Klatt and HQ plugins |
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20 // @todo Add support for lipsync information |
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21 |
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22 #include <e32svr.h> |
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23 #include <f32file.h> |
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24 #include <s32mem.h> |
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25 #include <speechsynthesis.h> |
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26 |
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27 #include "speechsynthesisclientserver.h" |
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28 |
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29 // CONSTANTS |
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30 |
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31 const TInt KMajorVersion = 1; |
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32 const TInt KMinorVersion = 0; |
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33 const TInt KBuildNumber = 1; |
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34 |
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35 // ---------------------------------------------------------------------------- |
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36 // StartServer |
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37 // Server startup code |
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38 // ---------------------------------------------------------------------------- |
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39 // |
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40 static TInt StartServer() |
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41 { |
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42 RProcess server; |
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43 |
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44 TInt error = server.Create( KSpeechSynthesisServerImg, KNullDesC ); |
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45 |
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46 if ( !error ) |
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47 { |
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48 // Server started |
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49 TRequestStatus status; |
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50 server.Rendezvous( status ); |
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51 |
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52 if ( status != KRequestPending ) |
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53 { |
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54 server.Kill( KErrGeneral ); // Abort startup |
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55 } |
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56 else |
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57 { |
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58 server.Resume(); // Logon OK - start the server |
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59 } |
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60 |
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61 User::WaitForRequest( status ); // Wait for start or death |
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62 |
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63 error = ( server.ExitType() == EExitPanic ) ? KErrGeneral : status.Int(); |
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64 |
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65 // Close handle |
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66 server.Close(); |
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67 } |
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68 |
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69 return error; |
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70 } |
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71 |
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72 |
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73 // ---------------------------------------------------------------------------- |
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74 // RSpeechSynthesis::RSpeechSynthesis |
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75 // Constructor |
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76 // ---------------------------------------------------------------------------- |
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77 // |
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78 EXPORT_C RSpeechSynthesis::RSpeechSynthesis() |
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79 { |
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80 // Nothing |
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81 } |
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82 |
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83 // ---------------------------------------------------------------------------- |
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84 // RSpeechSynthesis::Open |
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85 // Creates a session to server |
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86 // ---------------------------------------------------------------------------- |
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87 // |
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88 EXPORT_C TInt RSpeechSynthesis::Open() |
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89 { |
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90 const TInt KMessageSlots( 4 ); // 1 async, 1 sync, 1 cancel, 1 kernel |
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91 |
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92 const TVersion requiredServerVersion( KMajorVersion, |
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93 KMinorVersion, |
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94 KBuildNumber ); |
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95 |
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96 // Try to create session with following parameters: |
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97 // 1) Name of the server |
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98 // 2) The lowest version of the server with which this client is compatible |
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99 // 3) The number of message slots |
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100 TInt error = CreateSession( KSpeechSynthesisServerName, |
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101 requiredServerVersion, KMessageSlots ); |
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102 |
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103 if ( error == KErrNotFound || error == KErrServerTerminated ) |
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104 { |
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105 // Server not running -> try to start it |
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106 error = StartServer(); |
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107 |
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108 if ( error == KErrNone || error == KErrAlreadyExists ) |
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109 { |
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110 // Server startup succeeded -> try to create session to it |
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111 error = CreateSession( KSpeechSynthesisServerName, |
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112 requiredServerVersion, KMessageSlots ); |
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113 |
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114 } |
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115 } |
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116 |
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117 return error; |
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118 } |
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119 |
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120 // ---------------------------------------------------------------------------- |
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121 // RSpeechSynthesis::Close |
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122 // |
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123 // ---------------------------------------------------------------------------- |
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124 // |
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125 EXPORT_C void RSpeechSynthesis::Close() |
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126 { |
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127 RSessionBase::Close(); |
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128 } |
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129 |
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130 // ---------------------------------------------------------------------------- |
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131 // RSpeechSynthesis::InitialiseSynthesis |
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132 // |
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133 // ---------------------------------------------------------------------------- |
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134 // |
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135 EXPORT_C void RSpeechSynthesis::InitialiseSynthesis( const TDesC& aText, |
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136 TRequestStatus& aStatus ) |
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137 { |
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138 if ( Handle() ) |
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139 { |
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140 SendReceive( EPrime, TIpcArgs( &aText ), aStatus ); |
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141 } |
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142 else |
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143 { |
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144 TRequestStatus *statusPointer = &aStatus; |
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145 User::RequestComplete( statusPointer, KErrBadHandle ); |
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146 } |
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147 } |
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148 |
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149 // ---------------------------------------------------------------------------- |
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150 // RSpeechSynthesis::InitialiseSynthesis |
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151 // |
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152 // ---------------------------------------------------------------------------- |
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153 // |
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154 EXPORT_C void RSpeechSynthesis::InitialiseSynthesis( const TDesC& aText, |
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155 const TFileName& aFileName, |
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156 TRequestStatus& aStatus ) |
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157 { |
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158 TRAPD( error, DoInitialiseSynthesisL( aText, aFileName, aStatus ) ); |
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159 if ( error ) |
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160 { |
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161 TRequestStatus *statusPointer = &aStatus; |
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162 User::RequestComplete( statusPointer, error ); |
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163 } |
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164 } |
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165 |
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166 // ---------------------------------------------------------------------------- |
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167 // RSpeechSynthesis::InitialiseSynthesis |
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168 // |
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169 // ---------------------------------------------------------------------------- |
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170 // |
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171 EXPORT_C void RSpeechSynthesis::InitialiseSynthesis( const TDesC& aText, |
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172 TDes8& aDataBuffer, |
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173 TRequestStatus& aStatus ) |
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174 { |
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175 if ( Handle() ) |
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176 { |
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177 SendReceive( EPrimeStreamOutput, TIpcArgs( &aText, &aDataBuffer ), aStatus ); |
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178 } |
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179 else |
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180 { |
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181 TRequestStatus *statusPointer = &aStatus; |
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182 User::RequestComplete( statusPointer, KErrBadHandle ); |
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183 } |
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184 } |
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185 |
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186 // ---------------------------------------------------------------------------- |
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187 // RSpeechSynthesis::Synthesise |
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188 // |
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189 // ---------------------------------------------------------------------------- |
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190 // |
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191 EXPORT_C void RSpeechSynthesis::Synthesise( TRequestStatus& aStatus ) |
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192 { |
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193 if ( Handle() ) |
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194 { |
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195 SendReceive( ESynthesise, aStatus ); |
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196 } |
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197 else |
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198 { |
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199 TRequestStatus *statusPointer = &aStatus; |
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200 User::RequestComplete( statusPointer, KErrBadHandle ); |
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201 } |
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202 } |
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203 |
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204 // ---------------------------------------------------------------------------- |
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205 // RSpeechSynthesis::StopL |
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206 // |
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207 // ---------------------------------------------------------------------------- |
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208 // |
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209 EXPORT_C void RSpeechSynthesis::StopL() |
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210 { |
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211 if ( Handle() == 0 ) |
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212 { |
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213 User::Leave( KErrBadHandle ); |
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214 } |
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215 |
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216 User::LeaveIfError( SendReceive( EStopSynthesis ) ); |
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217 } |
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218 |
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219 // ---------------------------------------------------------------------------- |
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220 // RSpeechSynthesis::PauseL |
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221 // |
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222 // ---------------------------------------------------------------------------- |
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223 // |
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224 EXPORT_C void RSpeechSynthesis::PauseL() |
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225 { |
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226 if ( Handle() == 0 ) |
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227 { |
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228 User::Leave( KErrBadHandle ); |
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229 } |
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230 |
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231 User::LeaveIfError( SendReceive( EPauseSynthesis ) ); |
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232 } |
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233 |
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234 // ---------------------------------------------------------------------------- |
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235 // RSpeechSynthesis::DurationL |
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236 // |
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237 // ---------------------------------------------------------------------------- |
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238 // |
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239 EXPORT_C TTimeIntervalMicroSeconds RSpeechSynthesis::DurationL() |
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240 { |
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241 if ( Handle() == 0 ) |
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242 { |
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243 User::Leave( KErrBadHandle ); |
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244 } |
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245 |
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246 TPckgBuf<TTimeIntervalMicroSeconds> pckg; |
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247 |
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248 User::LeaveIfError( SendReceive( EGetDuration, TIpcArgs( &pckg ) ) ); |
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249 |
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250 return pckg(); |
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251 } |
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252 |
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253 // ---------------------------------------------------------------------------- |
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254 // RSpeechSynthesis::GetLanguagesL |
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255 // |
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256 // ---------------------------------------------------------------------------- |
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257 // |
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258 EXPORT_C void RSpeechSynthesis::GetLanguagesL( RArray<TLanguage>& aLanguages ) |
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259 { |
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260 CleanupClosePushL( aLanguages ); |
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261 if ( Handle() == 0 ) |
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262 { |
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263 User::Leave( KErrBadHandle ); |
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264 } |
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265 |
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266 TPckgBuf<TInt> pckg; |
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267 |
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268 User::LeaveIfError( SendReceive( EGetLanguageCount, TIpcArgs( &pckg ) ) ); |
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269 |
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270 const TInt languageCount( pckg() ); |
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271 |
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272 if ( languageCount > 0 ) |
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273 { |
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274 const TInt tlanguageSize( sizeof(TLanguage) ); |
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275 |
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276 HBufC8* data = HBufC8::NewLC( languageCount * tlanguageSize ); |
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277 TPtr8 data_ptr( data->Des() ); |
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278 |
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279 User::LeaveIfError( SendReceive( EGetLanguages, TIpcArgs( &data_ptr ) ) ); |
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280 |
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281 for ( TInt i( 0 ); i < languageCount; i++ ) |
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282 { |
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283 TPtr8 tmp = data_ptr.MidTPtr( i * tlanguageSize, tlanguageSize ); |
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284 |
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285 const TLanguage* lang = (TLanguage*)tmp.Ptr(); |
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286 |
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287 aLanguages.AppendL( *lang ); |
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288 } |
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289 |
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290 CleanupStack::PopAndDestroy( data ); |
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291 } |
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292 CleanupStack::Pop(); |
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293 } |
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294 |
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295 // ---------------------------------------------------------------------------- |
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296 // RSpeechSynthesis::GetVoicesL |
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297 // |
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298 // ---------------------------------------------------------------------------- |
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299 // |
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300 EXPORT_C void RSpeechSynthesis::GetVoicesL( RArray<TVoice>& aVoices, |
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301 TLanguage aLanguage ) |
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302 { |
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303 CleanupClosePushL( aVoices ); |
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304 if ( Handle() == 0 ) |
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305 { |
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306 User::Leave( KErrBadHandle ); |
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307 } |
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308 |
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309 TPckgBuf<TInt> pckg; |
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310 |
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311 User::LeaveIfError( SendReceive( EGetVoiceCount, |
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312 TIpcArgs( &pckg, aLanguage ) ) ); |
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313 |
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314 const TInt voiceCount( pckg() ); |
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315 |
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316 if ( voiceCount > 0 ) |
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317 { |
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318 const TInt tvoiceSize( sizeof(TVoice) ); |
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319 |
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320 HBufC8* data = HBufC8::NewLC( voiceCount * tvoiceSize ); |
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321 TPtr8 data_ptr( data->Des() ); |
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322 |
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323 User::LeaveIfError( SendReceive( EGetVoices, TIpcArgs( &data_ptr ) ) ); |
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324 |
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325 for ( TInt i( 0 ); i < voiceCount; i++ ) |
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326 { |
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327 TPtr8 tmp = data_ptr.MidTPtr( i * tvoiceSize, tvoiceSize ); |
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328 |
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329 const TVoice* voice = (TVoice*)tmp.Ptr(); |
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330 |
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331 aVoices.AppendL( *voice ); |
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332 } |
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333 |
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334 CleanupStack::PopAndDestroy( data ); |
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335 } |
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336 CleanupStack::Pop(); |
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337 } |
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338 |
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339 // ---------------------------------------------------------------------------- |
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340 // RSpeechSynthesis::VoiceL |
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341 // |
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342 // ---------------------------------------------------------------------------- |
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343 // |
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344 EXPORT_C TVoice RSpeechSynthesis::VoiceL() |
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345 { |
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346 if ( Handle() == 0 ) |
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347 { |
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348 User::Leave( KErrBadHandle ); |
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349 } |
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350 |
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351 TPckgBuf<TVoice> pckg; |
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352 |
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353 User::LeaveIfError( SendReceive( EVoice, TIpcArgs( &pckg ) ) ); |
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354 |
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355 return pckg(); |
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356 } |
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357 |
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358 // ---------------------------------------------------------------------------- |
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359 // RSpeechSynthesis::SetVoiceL |
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360 // |
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361 // ---------------------------------------------------------------------------- |
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362 // |
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363 EXPORT_C void RSpeechSynthesis::SetVoiceL( const TVoice& aVoice ) |
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364 { |
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365 if ( Handle() == 0 ) |
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366 { |
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367 User::Leave( KErrBadHandle ); |
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368 } |
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369 |
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370 TPckgBuf<TVoice> pckg = aVoice; |
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371 |
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372 User::LeaveIfError( SendReceive( ESetVoice, TIpcArgs( &pckg ) ) ); |
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373 } |
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374 |
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375 // ---------------------------------------------------------------------------- |
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376 // RSpeechSynthesis::MaxSpeakingRateL |
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377 // |
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378 // ---------------------------------------------------------------------------- |
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379 // |
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380 EXPORT_C TInt RSpeechSynthesis::MaxSpeakingRateL() |
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381 { |
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382 if ( Handle() == 0 ) |
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383 { |
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384 User::Leave( KErrBadHandle ); |
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385 } |
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386 |
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387 TPckgBuf<TInt> pckg; |
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388 |
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389 User::LeaveIfError( SendReceive( EMaxSpeakingRate, TIpcArgs( &pckg ) ) ); |
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390 |
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391 return pckg(); |
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392 } |
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393 |
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394 // ---------------------------------------------------------------------------- |
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395 // RSpeechSynthesis::SpeakingRateL |
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396 // |
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397 // ---------------------------------------------------------------------------- |
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398 // |
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399 EXPORT_C TInt RSpeechSynthesis::SpeakingRateL() |
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400 { |
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401 if ( Handle() == 0 ) |
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402 { |
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403 User::Leave( KErrBadHandle ); |
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404 } |
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405 |
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406 TPckgBuf<TInt> pckg; |
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407 |
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408 User::LeaveIfError( SendReceive( ESpeakingRate, TIpcArgs( &pckg ) ) ); |
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409 |
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410 return pckg(); |
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411 } |
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412 |
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413 // ---------------------------------------------------------------------------- |
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414 // RSpeechSynthesis::SetSpeakingRateL |
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415 // |
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416 // ---------------------------------------------------------------------------- |
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417 // |
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418 EXPORT_C void RSpeechSynthesis::SetSpeakingRateL( TInt aSpeakingRate ) |
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419 { |
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420 if ( Handle() == 0 ) |
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421 { |
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422 User::Leave( KErrBadHandle ); |
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423 } |
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424 |
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425 User::LeaveIfError( SendReceive( ESetSpeakingRate, |
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426 TIpcArgs( aSpeakingRate ) ) ); |
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427 } |
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428 |
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429 // ---------------------------------------------------------------------------- |
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430 // RSpeechSynthesis::MaxVolumeL |
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431 // |
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432 // ---------------------------------------------------------------------------- |
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433 // |
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434 EXPORT_C TInt RSpeechSynthesis::MaxVolumeL() |
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435 { |
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436 if ( Handle() == 0 ) |
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437 { |
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438 User::Leave( KErrBadHandle ); |
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439 } |
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440 |
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441 TPckgBuf<TInt> pckg; |
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442 |
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443 User::LeaveIfError( SendReceive( EMaxVolume, TIpcArgs( &pckg ) ) ); |
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444 |
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445 return pckg(); |
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446 } |
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447 |
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448 // ---------------------------------------------------------------------------- |
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449 // RSpeechSynthesis::VolumeL |
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450 // |
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451 // ---------------------------------------------------------------------------- |
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452 // |
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453 EXPORT_C TInt RSpeechSynthesis::VolumeL() |
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454 { |
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455 if ( Handle() == 0 ) |
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456 { |
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457 User::Leave( KErrBadHandle ); |
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458 } |
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459 |
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460 TPckgBuf<TInt> pckg; |
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461 |
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462 User::LeaveIfError( SendReceive( EVolume, TIpcArgs( &pckg ) ) ); |
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463 |
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464 return pckg(); |
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465 } |
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466 |
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467 // ---------------------------------------------------------------------------- |
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468 // RSpeechSynthesis::SetVolumeL |
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469 // |
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470 // ---------------------------------------------------------------------------- |
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471 // |
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472 EXPORT_C void RSpeechSynthesis::SetVolumeL( TInt aVolume ) |
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473 { |
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474 if ( Handle() == 0 ) |
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475 { |
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476 User::Leave( KErrBadHandle ); |
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477 } |
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478 |
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479 User::LeaveIfError( SendReceive( ESetVolume, TIpcArgs( aVolume ) ) ); |
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480 } |
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481 |
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482 // ---------------------------------------------------------------------------- |
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483 // RSpeechSynthesis::SetAudioPriorityL |
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484 // |
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485 // ---------------------------------------------------------------------------- |
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486 // |
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487 EXPORT_C void RSpeechSynthesis::SetAudioPriorityL( TInt aPriority, |
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488 TInt aPreference ) |
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489 { |
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490 if ( Handle() == 0 ) |
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491 { |
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492 User::Leave( KErrBadHandle ); |
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493 } |
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494 |
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495 User::LeaveIfError( SendReceive( ESetAudioPriority, |
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496 TIpcArgs( aPriority, aPreference ) ) ); |
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497 } |
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498 |
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499 // ---------------------------------------------------------------------------- |
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500 // RSpeechSynthesis::SetAudioOutputL |
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501 // |
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502 // ---------------------------------------------------------------------------- |
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503 // |
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504 EXPORT_C void RSpeechSynthesis::SetAudioOutputL( TTtsAudioOutput aAudioOutput ) |
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505 { |
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506 if ( Handle() == 0 ) |
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507 { |
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508 User::Leave( KErrBadHandle ); |
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509 } |
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510 |
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511 User::LeaveIfError( SendReceive( ESetAudioOutput, TIpcArgs( aAudioOutput ) ) ); |
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512 } |
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513 |
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514 // ---------------------------------------------------------------------------- |
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515 // RSpeechSynthesis::CustomCommandL |
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516 // |
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517 // ---------------------------------------------------------------------------- |
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518 // |
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519 EXPORT_C void RSpeechSynthesis::CustomCommandL( TInt aCommand, TInt aValue ) |
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520 { |
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521 if ( Handle() == 0 ) |
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522 { |
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523 User::Leave( KErrBadHandle ); |
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524 } |
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525 |
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526 User::LeaveIfError( SendReceive( ECustomCommand, |
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527 TIpcArgs( aCommand, aValue ) ) ); |
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528 } |
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529 |
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530 // ---------------------------------------------------------------------------- |
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531 // RSpeechSynthesis::DoInitialiseSynthesisL |
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532 // |
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533 // ---------------------------------------------------------------------------- |
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534 // |
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535 void RSpeechSynthesis::DoInitialiseSynthesisL( const TDesC& aText, |
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536 const TFileName& aFileName, |
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537 TRequestStatus& aStatus ) |
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538 { |
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539 if ( Handle() == 0 ) |
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540 { |
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541 User::Leave( KErrBadHandle ); |
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542 } |
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543 |
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544 // @todo Add support for all supported audio formats |
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545 TFileName tmpName( aFileName ); |
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546 tmpName.LowerCase(); |
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547 |
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548 TParse parser; |
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549 User::LeaveIfError( parser.Set( tmpName, NULL, NULL ) ); |
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550 |
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551 TPtrC extension = parser.Ext(); |
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552 |
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553 if ( extension != _L(".raw") ) |
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554 { |
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555 User::Leave( KErrArgument ); |
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556 } |
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557 |
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558 RFs fs; |
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559 RFile file; |
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560 |
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561 User::LeaveIfError( fs.Connect() ); |
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562 CleanupClosePushL( fs ); |
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563 User::LeaveIfError( fs.ShareProtected() ); |
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564 |
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565 User::LeaveIfError( file.Replace( fs, aFileName, EFileWrite ) ); |
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566 CleanupClosePushL( file ); |
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567 |
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568 TIpcArgs ipcArgs; |
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569 User::LeaveIfError( file.TransferToServer( ipcArgs, KFsHandleIndex, KFileHandleIndex ) ); |
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570 User::LeaveIfError( SendReceive( ETransferFileHandle, ipcArgs ) ); |
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571 |
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572 CleanupStack::PopAndDestroy( &file ); |
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573 CleanupStack::PopAndDestroy( &fs ); |
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574 |
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575 SendReceive( EPrimeFileOutput, TIpcArgs( &aText ), aStatus ); |
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576 } |
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577 |
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578 // End of file |
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