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1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS |
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17 #include "coninternal.h" |
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18 #endif //SYMBIAN_ENABLE_SPLIT_HEADERS |
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19 #include <concnf.h> |
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20 #include <conarc.h> |
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21 #include "CONSTD.H" |
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22 |
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23 #include <f32file.h> |
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24 #include <s32file.h> |
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25 |
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26 const TInt KConverterGranularity=2; |
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27 const TInt KMimeTypeGranularity=3; |
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28 const TInt KLanguageInfoGranularity=3; |
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29 const TInt KConarcPluginResourceId = 1; |
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30 |
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31 TLanguageInfo::TLanguageInfo() |
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32 :iLanguage(ELangEnglish), iTranslation(KNullDesC) |
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33 {} |
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34 |
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35 EXPORT_C TLanguageInfo::TLanguageInfo(TLanguage aLanguage,TTranslation aTranslation) |
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36 /** Constructor specifying language ID and localised name. |
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37 |
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38 @param aLanguage Language ID |
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39 @param aTranslation Localised name in the specified language */ |
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40 { |
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41 iLanguage=aLanguage; |
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42 iTranslation=aTranslation; |
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43 } |
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44 |
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45 void TLanguageInfo::InternalizeL(RReadStream& aStream) |
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46 { |
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47 iLanguage=(TLanguage)aStream.ReadInt8L(); |
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48 aStream >> iTranslation; |
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49 } |
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50 |
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51 void TLanguageInfo::ExternalizeL(RWriteStream& aStream) const |
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52 { |
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53 aStream.WriteInt8L(iLanguage); |
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54 aStream << iTranslation; |
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55 } |
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56 |
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57 TLanguage TLanguageInfo::Language() |
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58 { |
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59 return iLanguage; |
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60 } |
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61 |
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62 TTranslation TLanguageInfo::Translation() |
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63 { |
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64 return iTranslation; |
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65 } |
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66 |
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67 void TLanguageInfo::ReadFromResource(TResourceReader& aReader) |
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68 { |
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69 // Skip over extension |
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70 aReader.ReadUint32(); |
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71 TInt enumInt=aReader.ReadInt16(); |
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72 iLanguage=static_cast<TLanguage>(enumInt); |
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73 iTranslation=aReader.ReadTPtrC(); |
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74 } |
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75 |
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76 EXPORT_C CMimeInfo::~CMimeInfo() |
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77 /** Destructor. */ |
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78 { |
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79 delete iLanguageInfo; |
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80 } |
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81 |
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82 void CMimeInfo::ConstructL() |
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83 { |
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84 iLanguageInfo = new(ELeave) CArrayFixFlat<TLanguageInfo>(KLanguageInfoGranularity); |
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85 } |
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86 |
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87 CMimeInfo* CMimeInfo::NewLC(const CMimeInfo* aMimeInfo) |
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88 { |
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89 CMimeInfo* self= new(ELeave) CMimeInfo(); |
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90 self->iMime=aMimeInfo->iMime; |
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91 |
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92 CleanupStack::PushL(self); |
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93 self->ConstructL(); |
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94 TInt count = aMimeInfo->iLanguageInfo->Count(); |
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95 for (TInt i=0; i<count;i++ ) |
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96 { |
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97 TLanguageInfo info(aMimeInfo->iLanguageInfo->At(i).Language(),aMimeInfo->iLanguageInfo->At(i).Translation()); |
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98 self->iLanguageInfo->AppendL(info); |
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99 } |
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100 return self; |
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101 } |
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102 |
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103 EXPORT_C CMimeInfo* CMimeInfo::NewLC(TDataType& aMimeType) |
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104 /** Allocates and constructs a CMimeInfo for a specified data type, leaving the |
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105 object on the cleanup stack. |
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106 |
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107 @param aMime Data type |
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108 @return New CMimeInfo */ |
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109 { |
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110 CMimeInfo* self= new(ELeave) CMimeInfo(); |
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111 self->iMime=aMimeType; |
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112 CleanupStack::PushL(self); |
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113 self->ConstructL(); |
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114 return self; |
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115 } |
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116 |
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117 CMimeInfo* CMimeInfo::NewL() |
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118 { |
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119 CMimeInfo* self= new(ELeave) CMimeInfo(); |
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120 CleanupStack::PushL(self); |
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121 self->ConstructL(); |
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122 CleanupStack::Pop(self); |
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123 return self; |
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124 } |
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125 |
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126 void CMimeInfo::InternalizeL(RReadStream& aStream) |
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127 { |
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128 aStream >>iMime; |
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129 TInt count = aStream.ReadInt8L(); |
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130 for (TInt i=0; i<count;i++ ) |
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131 { |
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132 TLanguageInfo info; |
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133 info.InternalizeL(aStream); |
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134 iLanguageInfo->AppendL(info); |
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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 void CMimeInfo::ExternalizeL(RWriteStream& aStream) const |
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140 { |
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141 aStream << iMime; |
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142 TInt count = iLanguageInfo->Count(); |
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143 aStream.WriteInt8L(count); |
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144 for (TInt i=0; i<count;i++ ) |
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145 { |
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146 iLanguageInfo->At(i).ExternalizeL(aStream);; |
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147 } |
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148 } |
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149 |
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150 TDataType CMimeInfo::Mime() |
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151 { |
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152 return iMime; |
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153 } |
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154 |
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155 /** |
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156 * return the translation for the current language |
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157 * if the current lanuage does not exist the use english or the first in the list |
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158 */ |
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159 TTranslation CMimeInfo::Text() |
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160 { |
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161 TInt count = iLanguageInfo->Count(); |
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162 // no translations => return the mime description |
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163 if (count==0) |
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164 { |
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165 TPtrC ptr=iMime.Des(); |
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166 if (ptr.Length()<=KMaxTranslation) |
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167 return ptr; |
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168 return (ptr.Left(KMaxTranslation)); |
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169 } |
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170 TLanguage currentlanguage=User::Language(); |
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171 TInt englishIndex=0; |
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172 for (TInt ii=0;ii<count;ii++) |
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173 { |
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174 if (iLanguageInfo->At(ii).Language()==currentlanguage) |
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175 return iLanguageInfo->At(ii).Translation(); |
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176 if (iLanguageInfo->At(ii).Language()==ELangEnglish) |
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177 englishIndex=ii; |
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178 } |
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179 return iLanguageInfo->At(englishIndex).Translation(); |
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180 } |
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181 |
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182 EXPORT_C void CMimeInfo::AddLanguageL(TLanguageInfo aLang) |
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183 /** Adds a localised name for the data type. |
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184 |
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185 @param aLang Localised name */ |
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186 { |
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187 iLanguageInfo->AppendL(aLang); |
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188 } |
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189 |
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190 CMimeInfo* CMimeInfo::NewLC(TResourceReader& aReader) |
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191 { |
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192 CMimeInfo* self= new(ELeave) CMimeInfo(); |
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193 CleanupStack::PushL(self); |
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194 self->ConstructL(aReader); |
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195 return self; |
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196 } |
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197 |
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198 void CMimeInfo::ConstructL(TResourceReader& aReader) |
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199 { |
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200 // read |
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201 // Skip over extension |
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202 aReader.ReadUint32(); |
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203 iMime = aReader.ReadTPtrC8(); |
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204 iLanguageInfo = new(ELeave) CArrayFixFlat<TLanguageInfo>(KLanguageInfoGranularity); |
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205 AddLanguageInfoL(aReader); |
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206 } |
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207 |
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208 void CMimeInfo::AddLanguageInfoL(TResourceReader& aReader) |
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209 { |
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210 const TInt numOfLangInfo=aReader.ReadInt16(); |
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211 for (TInt index = 0; index < numOfLangInfo ; index++) |
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212 { |
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213 TLanguageInfo info; |
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214 info.ReadFromResource(aReader); |
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215 iLanguageInfo->AppendL(info); |
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216 } |
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217 } |
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218 |
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219 // |
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220 // class CCnaConverter |
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221 // |
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222 |
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223 CCnaConverter* CCnaConverter::NewLC() |
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224 { |
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225 CCnaConverter* self=new(ELeave) CCnaConverter(); |
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226 CleanupStack::PushL(self); |
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227 self->ConstructL(); |
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228 return self; |
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229 } |
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230 |
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231 EXPORT_C CCnaConverter* CCnaConverter::NewL(TUid aUid) |
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232 /** Allocates and constructs a CCnaConverter for a specified converter. |
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233 |
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234 @param aUid Converter UID |
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235 @return New CCnaConverter */ |
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236 { |
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237 CCnaConverter* self=CCnaConverter::NewLC(aUid); |
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238 CleanupStack::Pop(self); |
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239 return self; |
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240 } |
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241 |
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242 EXPORT_C CCnaConverter* CCnaConverter::NewLC(TUid aUid) |
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243 /** Allocates and constructs a CCnaConverter for a specified converter, leaving |
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244 the object on the cleanup stack. |
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245 |
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246 @param aUid Converter UID |
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247 @return New CCnaConverter */ |
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248 { |
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249 CCnaConverter* self=new(ELeave) CCnaConverter(); |
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250 self->iUid = aUid; |
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251 CleanupStack::PushL(self); |
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252 self->ConstructL(); |
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253 return self; |
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254 } |
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255 |
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256 EXPORT_C CCnaConverter* CCnaConverter::NewL(const CCnaConverter& aConverter) |
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257 /** Allocates and copies a new CCnaConverter. |
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258 |
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259 @param aConverter Object to copy |
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260 @return New CCnaConverter */ |
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261 { |
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262 CCnaConverter* self=CCnaConverter::NewLC(aConverter); |
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263 CleanupStack::Pop(self); |
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264 return self; |
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265 } |
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266 |
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267 EXPORT_C CCnaConverter* CCnaConverter::NewLC(const CCnaConverter& aConverter) |
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268 /** Allocates and copies a new CCnaConverter, leaving the object on the cleanup |
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269 stack. |
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270 |
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271 @param aConverter Object to copy |
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272 @return New CCnaConverter */ |
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273 { |
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274 CCnaConverter* self=CCnaConverter::NewLC(aConverter.iUid); |
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275 TInt count=aConverter.iMimeFrom->Count(); |
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276 TInt i; |
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277 CMimeInfo* mimeinfo; |
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278 for (i=0; i<count; i++) |
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279 { |
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280 mimeinfo=CMimeInfo::NewLC(aConverter.iMimeFrom->At(i)); |
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281 self->iMimeFrom->AppendL(mimeinfo); |
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282 CleanupStack::Pop(mimeinfo); |
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283 } |
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284 count=aConverter.iMimeTo->Count(); |
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285 for (i=0; i<count; i++) |
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286 { |
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287 mimeinfo=CMimeInfo::NewLC(aConverter.iMimeTo->At(i)); |
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288 self->iMimeTo->AppendL(mimeinfo); |
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289 CleanupStack::Pop(mimeinfo); |
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290 } |
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291 return self; |
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292 } |
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293 |
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294 |
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295 CCnaConverter::CCnaConverter() |
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296 { |
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297 __DECLARE_NAME(_S("CCnaConverter")); |
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298 } |
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299 |
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300 EXPORT_C CCnaConverter::~CCnaConverter() |
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301 /** Destructor. */ |
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302 { |
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303 if (iMimeFrom) |
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304 iMimeFrom->ResetAndDestroy(); |
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305 delete iMimeFrom; |
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306 if (iMimeTo) |
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307 iMimeTo->ResetAndDestroy(); |
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308 delete iMimeTo; |
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309 } |
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310 |
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311 void CCnaConverter::ConstructL() |
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312 { |
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313 iMimeFrom= new (ELeave)CArrayPtrFlat<CMimeInfo>(KMimeTypeGranularity); |
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314 iMimeTo= new (ELeave)CArrayPtrFlat<CMimeInfo>(KMimeTypeGranularity); |
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315 } |
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316 |
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317 EXPORT_C TBool CCnaConverter::MimeFrom(const TDataType& aMimeType) const |
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318 /** Tests if the specified source data type is available. |
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319 |
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320 @param aMimeType Source data type |
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321 @return True if the converter supports the source data type, else false */ |
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322 { |
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323 return FindMime(aMimeType,iMimeFrom); |
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324 } |
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325 |
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326 EXPORT_C TBool CCnaConverter::MimeTo(const TDataType& aMimeType) const |
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327 /** Tests if the specified target data type is available. |
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328 |
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329 @param aMimeType Target data type |
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330 @return True if the converter supports the target data type, else false */ |
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331 { |
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332 return FindMime(aMimeType,iMimeTo); |
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333 } |
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334 |
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335 |
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336 TBool CCnaConverter::FindMime(const TDataType& aMimeType, const CArrayPtrFlat<CMimeInfo>* aList) const |
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337 // do the search |
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338 { |
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339 // !! need to use array searching code here? |
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340 TInt count=aList->Count(); |
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341 for (TInt i=0; i<count; i++) |
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342 { |
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343 if (aMimeType==(*aList)[i]->Mime()) |
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344 return ETrue; |
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345 } |
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346 return EFalse; |
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347 } |
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348 |
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349 EXPORT_C TTranslation CCnaConverter::MimeFromText(const TDataType& aMimeType) const |
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350 /** Gets the localised name of the specified source data type. |
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351 |
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352 @param aMimeType Source data type |
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353 @return Localised name of the source data type */ |
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354 { |
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355 return FindMimeText(aMimeType,iMimeFrom); |
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356 } |
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357 |
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358 EXPORT_C TTranslation CCnaConverter::MimeToText(const TDataType& aMimeType) const |
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359 /** Gets the localised name of the specified target data type. |
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360 |
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361 @param aMimeType Target data type |
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362 @return Localised name of the target data type */ |
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363 { |
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364 return FindMimeText(aMimeType,iMimeTo); |
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365 } |
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366 |
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367 TTranslation CCnaConverter::FindMimeText(const TDataType& aMimeType, const CArrayPtrFlat<CMimeInfo>* aList) const |
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368 // do the search |
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369 { |
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370 TInt count=aList->Count(); |
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371 for (TInt i=0; i<count; i++) |
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372 { |
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373 if (aMimeType==(*aList)[i]->Mime()) |
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374 return (*aList)[i]->Text(); |
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375 } |
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376 return KNullDesC(); |
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377 } |
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378 |
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379 EXPORT_C TInt CCnaConverter::CountFrom() const |
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380 /** Gets the number of source data types for the converter. |
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381 |
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382 @return Number of source data types */ |
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383 { |
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384 return iMimeFrom->Count(); |
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385 } |
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386 |
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387 EXPORT_C TInt CCnaConverter::CountTo() const |
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388 /** Gets the number of target data types for the converter. |
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389 |
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390 @return Number of target data types */ |
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391 { |
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392 return iMimeTo->Count(); |
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393 } |
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394 |
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395 EXPORT_C TDataType CCnaConverter::MimeFrom(TInt aIndex) const |
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396 /** Gets the n'th source data type of the converter. |
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397 |
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398 @param aIndex Index of the source data type to get |
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399 @return Source data type */ |
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400 { |
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401 return iMimeFrom->At(aIndex)->Mime(); |
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402 } |
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403 |
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404 EXPORT_C TDataType CCnaConverter::MimeTo(TInt aIndex) const |
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405 /** Gets the n'th target data type of the converter. |
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406 |
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407 @param aIndex Index of the target data type to get |
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408 @return Target data type */ |
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409 { |
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410 return iMimeTo->At(aIndex)->Mime(); |
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411 } |
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412 |
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413 EXPORT_C void CCnaConverter::SetUid(TUid aUid) |
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414 /** Sets the converter UID. |
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415 |
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416 @param aUid Converter UID */ |
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417 { |
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418 iUid = aUid; |
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419 } |
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420 |
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421 EXPORT_C TTranslation CCnaConverter::MimeFromText(TInt aIndex) const |
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422 /** Gets the localised name of the n'th source data type. |
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423 |
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424 @param aIndex Index of the source data type |
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425 @return Localised name of the source data type */ |
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426 { |
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427 return iMimeFrom->At(aIndex)->Text(); |
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428 } |
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429 |
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430 EXPORT_C TTranslation CCnaConverter::MimeToText(TInt aIndex) const |
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431 /** Gets the localised name of the n'th target data type. |
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432 |
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433 @param aIndex Index of the target data type |
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434 @return Localised name of the target data type */ |
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435 { |
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436 return iMimeTo->At(aIndex)->Text(); |
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437 } |
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438 |
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439 CCnaConverter* CCnaConverter::NewL(TUid aUid,TResourceReader& aReader) |
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440 { |
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441 CCnaConverter* self=new(ELeave) CCnaConverter(); |
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442 CleanupStack::PushL(self); |
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443 self->ConstructL(aUid, aReader); |
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444 CleanupStack::Pop(self); |
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445 return self; |
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446 } |
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447 |
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448 // used when creating object from a resource file. |
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449 void CCnaConverter::ConstructL(TUid aUid,TResourceReader& aReader) |
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450 { |
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451 iUid=aUid; |
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452 iMimeFrom= new (ELeave)CArrayPtrFlat<CMimeInfo>(KMimeTypeGranularity); |
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453 AddMimeDataL(aReader,*iMimeFrom); |
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454 iMimeTo= new (ELeave)CArrayPtrFlat<CMimeInfo>(KMimeTypeGranularity); |
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455 AddMimeDataL(aReader,*iMimeTo); |
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456 } |
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457 |
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458 void CCnaConverter::AddMimeDataL(TResourceReader& aReader,CArrayPtrFlat<CMimeInfo>& aMimeInfo) |
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459 { |
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460 const TInt number=aReader.ReadInt16(); |
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461 for (TInt index = 0; index < number ; index++) |
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462 { |
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463 CMimeInfo* mimeInfo=CMimeInfo::NewLC(aReader); |
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464 aMimeInfo.AppendL(mimeInfo); |
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465 CleanupStack::Pop(mimeInfo); // now mimeInfo safely in an array |
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466 } |
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467 } |
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468 |
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469 |
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470 // |
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471 // class CCnaConvInfoFile2 |
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472 // |
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473 |
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474 CCnaConvInfoFile2::~CCnaConvInfoFile2() |
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475 { |
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476 if (iConverters) |
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477 { |
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478 iConverters->ResetAndDestroy(); |
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479 } |
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480 delete iConverters; |
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481 iResourceFile.Close(); |
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482 iFs.Close(); |
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483 } |
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484 |
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485 void CCnaConvInfoFile2::ConstructL() |
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486 { |
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487 User::LeaveIfError(iFs.Connect()); |
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488 iConverters=new(ELeave) CArrayPtrFlat<CCnaConverter>(KConverterGranularity); |
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489 } |
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490 |
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491 // |
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492 // class CCnaConvInfoFileReader2 |
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493 // |
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494 |
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495 EXPORT_C CCnaConvInfoFileReader2* CCnaConvInfoFileReader2::NewLC(const TDesC& aFileName) |
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496 /** Constructs a CCnaConvInfoFileReader2 object for a given .rsc file. |
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497 |
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498 @param aFileName The .rsc file name. |
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499 @return The new CCnaConvInfoFileReader2 object. */ |
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500 { |
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501 CCnaConvInfoFileReader2* self=new(ELeave) CCnaConvInfoFileReader2(); |
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502 CleanupStack::PushL(self); |
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503 self->ConstructL(aFileName); |
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504 return self; |
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505 } |
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506 |
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507 EXPORT_C CCnaConvInfoFileReader2* CCnaConvInfoFileReader2::NewL(const TDesC& aFileName) |
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508 /** Constructs a CCnaConvInfoFileReader2 object for a given .rsc file. |
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509 |
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510 @param aFileName The .rsc file name. |
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511 @return The new CCnaConvInfoFileReader2 object. */ |
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512 { |
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513 CCnaConvInfoFileReader2* self=CCnaConvInfoFileReader2::NewLC(aFileName); |
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514 CleanupStack::Pop(self); |
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515 return self; |
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516 } |
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517 |
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518 CCnaConvInfoFileReader2::CCnaConvInfoFileReader2() |
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519 { |
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520 } |
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521 |
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522 void CCnaConvInfoFileReader2::RestoreConverterL(TResourceReader& aReader) |
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523 { |
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524 // Skip over extension |
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525 aReader.ReadUint32(); |
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526 TUid converterUid; |
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527 converterUid.iUid=aReader.ReadInt32(); |
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528 CCnaConverter* tempConv= CCnaConverter::NewL(converterUid,aReader); |
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529 CleanupStack::PushL(tempConv); |
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530 iConverters->AppendL(tempConv); // takes the ownership |
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531 CleanupStack::Pop(tempConv); |
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532 } |
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533 |
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534 EXPORT_C void CCnaConvInfoFileReader2::RestoreL() |
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535 /** Restores all the converters from the .rsc file that was specified in the NewL() or NewLC(). */ |
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536 { |
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537 TResourceReader reader; |
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538 HBufC8* resource=iResourceFile.AllocReadLC(KConarcPluginResourceId); //pushes onto the cleanup stack |
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539 reader.SetBuffer(resource); |
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540 // Skip over extension |
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541 reader.ReadUint32(); |
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542 const TInt numOfConverters = reader.ReadUint16(); |
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543 for (TInt i = 0; i < numOfConverters; i++) |
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544 { |
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545 RestoreConverterL(reader); |
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546 } |
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547 CleanupStack::PopAndDestroy(resource); |
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548 } |
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549 |
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550 EXPORT_C TInt CCnaConvInfoFileReader2::Count() |
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551 /** Gets the number of converters that were restored from the .rsc file. |
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552 |
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553 This function returns zero if RestoreL() has not been called. |
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554 |
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555 @return The number of converters. */ |
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556 { |
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557 if (!iConverters) |
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558 { |
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559 return 0; |
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560 } |
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561 return iConverters->Count(); |
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562 } |
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563 |
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564 EXPORT_C CCnaConverter* CCnaConvInfoFileReader2::AtL(TInt anIndex) |
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565 /** Constructs and returns a new CCnaConverter object that is a copy of the |
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566 converter at the specified index. |
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567 |
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568 @param anIndex An index into the object's array of converters. The array is created |
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569 by calling RestoreL(). The index must be valid, or a panic occurs. |
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570 @return A copy of the converter at the specified index. The caller takes ownership. */ |
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571 { |
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572 CCnaConverter* converter=CCnaConverter::NewL(*(iConverters->At(anIndex))); |
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573 return converter; |
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574 } |
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575 |
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576 void CCnaConvInfoFileReader2::ConstructL(const TDesC& aFileName) |
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577 { |
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578 CCnaConvInfoFile2::ConstructL(); |
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579 iResourceFile.OpenL(iFs,aFileName); |
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580 } |