1 /* |
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2 * Copyright (c) 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: DB Engine |
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15 * |
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16 */ |
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17 |
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27 |
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28 |
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29 //system include files |
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30 #include <aknfep.rsg> |
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31 #include <PtiUserDicEntry.h> |
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32 #include <PtiEngine.h> |
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33 #include <StringLoader.h> |
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34 |
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35 //user inlucde files |
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36 #include "dbmanagement.h" |
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37 #include "AknFepGlobalEnums.h" |
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38 #include "AknFepManager.h" |
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39 #include "AknFepSharedDataInterface.h" |
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40 |
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41 // CONSTANTS |
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42 const TInt KInputPhraseMaxLength = 7; |
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43 const TInt KInvalidPhrase = -103; |
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44 const TInt KPhraseExisted = -104; |
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45 const TInt KPhraseNotExisted = -105; |
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46 const TInt KInputPhraseOutRange = -106; |
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47 const TInt KDBHasNoSpace = -150; |
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48 |
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49 // --------------------------------------------------------- |
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50 // Symbian constructor |
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51 // --------------------------------------------------------- |
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52 // |
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53 CDBManagement* CDBManagement::NewL( CAknFepManager* aFepManager ) |
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54 { |
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55 CDBManagement* self = new( ELeave ) CDBManagement(); |
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56 CleanupStack::PushL( self ); |
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57 self->ConstructL(aFepManager); |
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58 CleanupStack::Pop( self ); |
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59 return self; |
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60 } |
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61 |
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62 // --------------------------------------------------------- |
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63 // C++ constructor |
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64 // --------------------------------------------------------- |
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65 // |
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66 CDBManagement::CDBManagement() |
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67 { |
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68 } |
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69 |
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70 // --------------------------------------------------------- |
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71 // Second phase constructor |
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72 // --------------------------------------------------------- |
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73 // |
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74 void CDBManagement::ConstructL( CAknFepManager* aFepManager ) |
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75 { |
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76 iAknFepSharedDataInterface = CAknFepSharedDataInterface::NewL( aFepManager ); |
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77 iFepManager = aFepManager; |
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78 iPtiEngineOfFep = iFepManager->PtiEngine(); |
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79 iPtiEngine = CPtiEngine::NewL(ETrue); |
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80 } |
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81 |
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82 // --------------------------------------------------------- |
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83 // destructor |
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84 // --------------------------------------------------------- |
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85 // |
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86 CDBManagement::~CDBManagement() |
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87 { |
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88 delete iAknFepSharedDataInterface; |
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89 delete iPtiEngine; |
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90 } |
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91 |
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92 // --------------------------------------------------------- |
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93 // Add phrase to DB. |
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94 // --------------------------------------------------------- |
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95 // |
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96 TBool CDBManagement::AddPhraseToDB( const TDesC& aPhraseAdd ) |
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97 { |
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98 TInt retCode; |
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99 TPtiUserDictionaryEntry addUdbEntry(aPhraseAdd); |
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100 TRAP_IGNORE( ActivateLanguageOfFepL() ); |
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101 //Add the phrase to the DB by PTI Engine |
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102 iPtiEngineOfFep->AddUserDictionaryEntry( addUdbEntry ); |
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103 retCode = iPtiEngine->AddUserDictionaryEntry( addUdbEntry ); |
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104 if ( KErrNone != retCode ) |
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105 { |
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106 GetDBErrMsg( retCode ); |
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107 return EFalse; |
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108 } |
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109 return ETrue; |
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110 } |
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111 |
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112 // --------------------------------------------------------- |
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113 // Edit phrase from DB |
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114 // --------------------------------------------------------- |
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115 // |
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116 TBool CDBManagement::EditPhraseFromDB( const TDesC& aPhraseOld, |
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117 const TDesC& aPhraseNew ) |
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118 { |
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119 TBool retCode; |
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120 //Add the new phrase to the DB by PTI Engine |
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121 retCode = AddPhraseToDB( aPhraseNew ); |
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122 if ( !retCode ) |
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123 { |
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124 GetDBErrMsg( retCode ); |
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125 return EFalse; |
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126 } |
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127 retCode = RemovePhraseFromDB( aPhraseOld ); |
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128 if ( !retCode ) |
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129 { |
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130 GetDBErrMsg( retCode ); |
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131 return EFalse; |
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132 } |
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133 return ETrue; |
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134 } |
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135 |
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136 // --------------------------------------------------------- |
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137 // Remove phrase from DB |
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138 // --------------------------------------------------------- |
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139 // |
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140 TBool CDBManagement::RemovePhraseFromDB(const TDesC& aPhraseRemove ) |
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141 { |
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142 TInt retCode; |
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143 TPtiUserDictionaryEntry removeUdbEntry( aPhraseRemove ); |
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144 //Remove the phrase from the DB by PTI Engine |
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145 TRAP_IGNORE( ActivateLanguageOfFepL() ); |
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146 iPtiEngineOfFep->RemoveEntryFromUserDictionary( removeUdbEntry ); |
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147 retCode = iPtiEngine->RemoveEntryFromUserDictionary( removeUdbEntry ); |
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148 if( KErrNone != retCode ) |
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149 { |
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150 GetDBErrMsg( retCode ); |
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151 return EFalse; |
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152 } |
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153 return ETrue; |
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154 } |
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155 |
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156 // --------------------------------------------------------- |
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157 // Get phrases from DB |
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158 // --------------------------------------------------------- |
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159 // |
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160 TBool CDBManagement::GetPhraseFromDBL( CDesCArray& aPhraseGet ) |
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161 { |
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162 TPtiUserDictionaryEntry getUdbEntry; |
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163 TInt retCode; |
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164 TInt i = 0; |
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165 ActivateLanguage(); |
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166 |
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167 retCode = iPtiEngine->GetUserDictionaryEntry(i, getUdbEntry); |
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168 |
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169 while (retCode == KErrNone) |
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170 { |
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171 aPhraseGet.AppendL(getUdbEntry.Word()); |
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172 i++; |
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173 retCode = iPtiEngine->GetUserDictionaryEntry(i, getUdbEntry); |
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174 } |
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175 |
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176 return ETrue; |
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177 } |
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178 |
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179 // --------------------------------------------------------- |
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180 // Get Error Message |
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181 // --------------------------------------------------------- |
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182 // |
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183 void CDBManagement::GetErrMsg( TDes& aErrMsg ) |
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184 { |
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185 aErrMsg.Copy(iErrMsg); |
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186 } |
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187 |
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188 // --------------------------------------------------------- |
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189 // Check the input phrase |
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190 // --------------------------------------------------------- |
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191 // |
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192 TBool CDBManagement::InputPhraseCheck( TDes& aPhraseInput ) |
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193 { |
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194 const TUint16 KChineseUnicodeMin = 0x4E00; |
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195 const TUint16 KChineseUnicodeMax = 0x9FA5; |
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196 const TUint16 KSpaceUnicode = 0x0020; |
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197 const TUint16 KKeytroke2Unicode = 0x4E28; |
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198 const TUint16 KKeytroke3Unicode = 0x4E3F; |
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199 const TUint16 KKeytroke4Unicode = 0x4E36; |
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200 const TUint16 KKeytroke5Unicode = 0x4E5B; |
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201 TBuf<KInputPhraseMaxLength> inputText; |
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202 aPhraseInput.TrimAll(); |
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203 TBool inValidFlg = EFalse; |
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204 //the input phrase length more than the max length |
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205 if ( aPhraseInput.Length() > KInputPhraseMaxLength ) |
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206 { |
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207 return EFalse; |
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208 } |
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209 //check every character of input phrase |
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210 for ( TInt i = 0; i < aPhraseInput.Length(); ++i ) |
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211 { |
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212 if ( ( (TInt)aPhraseInput[i] >= KChineseUnicodeMin ) && |
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213 ( (TInt)aPhraseInput[i] <= KChineseUnicodeMax ) ) |
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214 { |
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215 if ( ( KKeytroke2Unicode == (TInt)aPhraseInput[i] ) || |
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216 ( KKeytroke3Unicode == (TInt)aPhraseInput[i] ) || |
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217 ( KKeytroke4Unicode == (TInt)aPhraseInput[i] ) || |
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218 ( KKeytroke5Unicode == (TInt)aPhraseInput[i] ) ) |
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219 { |
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220 inValidFlg = ETrue; |
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221 } |
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222 else |
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223 { |
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224 inputText.Append( aPhraseInput[i] ); |
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225 } |
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226 } |
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227 else |
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228 { |
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229 if ( KSpaceUnicode != (TInt)aPhraseInput[i] ) |
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230 { |
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231 inValidFlg = ETrue; |
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232 } |
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233 } |
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234 } |
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235 |
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236 //out the chinese phrase. |
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237 aPhraseInput = inputText; |
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238 |
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239 if ( inValidFlg ) |
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240 { |
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241 StringLoader::Load( iErrMsg, R_AKNFEP_CHINESE_USER_DB_NOTE_ONLY_CHINESE_TEXT ); |
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242 return EFalse; |
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243 } |
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244 |
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245 if ( aPhraseInput.Length() < 2 ) |
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246 { |
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247 StringLoader::Load( iErrMsg, R_AKNFEP_CHINESE_USER_DB_NOTE_TOO_SHORT_TEXT ); |
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248 return EFalse; |
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249 } |
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250 |
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251 return ETrue; |
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252 } |
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253 |
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254 // --------------------------------------------------------- |
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255 // Set language |
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256 // --------------------------------------------------------- |
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257 // |
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258 void CDBManagement::ActivateLanguageL() |
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259 { |
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260 TInt epocLanguageID = iAknFepSharedDataInterface->InputTextLanguage(); |
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261 iPtiEngine->ActivateLanguageL((TLanguage)epocLanguageID); |
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262 switch(epocLanguageID) |
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263 { |
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264 case ELangHongKongChinese: |
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265 iPtiEngine->SetInputMode( EPtiEngineStrokeByPhrase ); |
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266 break; |
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267 case ELangTaiwanChinese: |
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268 iPtiEngine->SetInputMode( EPtiEngineZhuyinByPhrase ); |
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269 break; |
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270 case ELangPrcChinese: |
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271 iPtiEngine->SetInputMode( EPtiEnginePinyinByPhrase ); |
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272 break; |
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273 } |
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274 } |
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275 |
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276 // --------------------------------------------------------- |
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277 // Set language |
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278 // --------------------------------------------------------- |
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279 // |
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280 void CDBManagement::ActivateLanguageOfFepL() |
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281 { |
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282 TInt epocLanguageID = iAknFepSharedDataInterface->InputTextLanguage(); |
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283 iPtiEngineOfFep->ActivateLanguageL((TLanguage)epocLanguageID); |
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284 switch(epocLanguageID) |
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285 { |
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286 case ELangHongKongChinese: |
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287 iPtiEngineOfFep->SetInputMode( EPtiEngineStroke ); |
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288 break; |
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289 case ELangTaiwanChinese: |
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290 iPtiEngineOfFep->SetInputMode( EPtiEngineZhuyinByPhrase ); |
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291 break; |
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292 case ELangPrcChinese: |
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293 iPtiEngineOfFep->SetInputMode( EPtiEnginePinyin ); |
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294 break; |
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295 } |
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296 } |
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297 |
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298 // --------------------------------------------------------- |
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299 // Set language |
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300 // --------------------------------------------------------- |
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301 // |
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302 void CDBManagement::ActivateLanguage() |
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303 { |
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304 TRAP_IGNORE( ActivateLanguageL() ); |
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305 } |
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306 |
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307 // --------------------------------------------------------- |
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308 // Get the ptiengine's error |
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309 // --------------------------------------------------------- |
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310 // |
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311 void CDBManagement::GetDBErrMsg( TInt aErrCode ) |
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312 { |
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313 switch( aErrCode ) |
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314 { |
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315 case KInvalidPhrase: |
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316 StringLoader::Load( iErrMsg, R_AKNFEP_CHINESE_USER_DB_NOTE_INVALID_PHRASE_TEXT ); |
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317 break; |
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318 case KPhraseExisted: |
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319 StringLoader::Load( iErrMsg, R_AKNFEP_CHINESE_USER_DB_NOTE_PHRASE_EXISTED_TEXT ); |
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320 break; |
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321 case KPhraseNotExisted: |
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322 StringLoader::Load( iErrMsg, R_AKNFEP_CHINESE_USER_DB_NOTE_NOT_EXISTED_TEXT ); |
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323 break; |
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324 case KInputPhraseOutRange: |
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325 StringLoader::Load( iErrMsg, R_AKNFEP_CHINESE_USER_DB_PHRASE_TOO_LONG_TEXT ); |
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326 break; |
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327 case KDBHasNoSpace: |
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328 StringLoader::Load( iErrMsg, R_AKNFEP_CHINESE_USER_DB_NOTE_DB_HAVE_NO_SPACE_TEXT ); |
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329 break; |
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330 default: |
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331 break; |
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332 } |
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333 } |
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334 |
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335 //End of File |
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