1 /* |
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2 * Copyright (c) 2002-2004 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: |
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15 * Provides the TAknFepUiInputStateEntryVietnamesePredictive methods. |
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16 * |
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17 */ |
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18 |
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29 |
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30 #include "AknFepUiInputStateEntryVietnamesePredictive.h" |
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31 #include "AknFepUIInputStateInitialVietnameseMultitap.h" |
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32 #include "AknFepUIManagerStateInterface.h" //MAknFepUIManagerStateInterface |
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33 #include "AknFepCaseManager.h" |
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34 #include "AknFepVietnameseToneManager.h" |
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35 |
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36 #include <uikon.hrh> |
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37 #include <PtiEngine.h> //CPtiEngine |
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38 #include <PtiDefs.h> //keys |
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39 #include <aknSctDialog.h> |
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40 #include <avkon.rsg> |
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41 #include <aknfep.rsg> |
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42 |
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43 #include "AknFepUiManagerWestern.h" |
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44 TAknFepInputStateEntryVietnamesePredictive:: |
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45 TAknFepInputStateEntryVietnamesePredictive(MAknFepUIManagerStateInterface* aOwner) |
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46 : TAknFepInputStateEntryWesternPredictive(aOwner) |
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47 { |
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48 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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49 if (ptiengine->CurrentLanguage()->LanguageCode() != ELangVietnamese) |
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50 { |
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51 TRAP_IGNORE(ptiengine->ActivateLanguageL(ELangVietnamese)); |
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52 } |
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53 #ifndef RD_INTELLIGENT_TEXT_INPUT |
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54 MAknFepManagerUIInterface* fepMan = iOwner->FepMan(); |
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55 if(fepMan->IsAutoCompleteOn()) |
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56 { |
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57 ptiengine->SetInputMode(EPtiEngineWordCompletion); |
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58 } |
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59 else |
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60 #endif |
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61 { |
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62 ptiengine->SetInputMode(EPtiEnginePredictive); |
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63 } |
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64 } |
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65 |
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66 TBool TAknFepInputStateEntryVietnamesePredictive::HandleKeyL(TInt aKey, TKeyPressLength aLength) |
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67 { |
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68 |
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69 MAknFepManagerUIInterface* fepMan = iOwner->FepMan(); |
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70 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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71 |
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72 TBool response = ETrue; |
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73 |
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74 switch (aKey) |
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75 { |
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76 case EPtiKey1: //fall through |
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77 case EPtiKey2: |
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78 case EPtiKey3: |
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79 case EPtiKey4: |
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80 case EPtiKey5: |
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81 case EPtiKey6: |
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82 case EPtiKey7: |
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83 case EPtiKey8: |
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84 case EPtiKey9: |
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85 response = HandleStandardNumericKeysL(aKey, aLength); |
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86 break; |
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87 case EPtiKey0: |
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88 if ( fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction) ) |
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89 { |
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90 fepMan->TryRemoveNoMatchesIndicatorL(); |
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91 #ifndef RD_INTELLIGENT_TEXT_INPUT |
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92 if(fepMan->IsAutoCompleteOn()) |
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93 { |
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94 fepMan->RemoveSuggestedCompletionL(); |
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95 } |
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96 #endif |
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97 } |
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98 fepMan->UpdateCbaL(NULL); |
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99 if (fepMan->IsFlagSet(CAknFepManager::EFlagCompoundWord)) |
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100 { |
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101 if (fepMan->IsCursorAtEndOfWord()) |
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102 { |
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103 fepMan->AddCompoundWordToUdbL(); |
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104 } |
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105 fepMan->ClearFlag(CAknFepManager::EFlagCompoundWord); |
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106 } |
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107 ptiengine->CommitCurrentWord(); // commit word after calling TryCloseUiL(). |
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108 fepMan->TryCloseUiL(); |
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109 response = EFalse; //pass to initial state to handle key |
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110 break; |
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111 case EKeyLeftArrow: // fall through |
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112 case EKeyRightArrow: |
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113 response = HandleNaviKeysL(aKey, aLength); |
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114 break; |
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115 case EKeyBackspace: |
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116 response = HandleDeleteKeysL(aKey, aLength); |
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117 break; |
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118 case EPtiKeyStar: |
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119 response = HandleStarKeyL(aLength); |
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120 break; |
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121 case EKeyDownArrow: // Japanese input required |
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122 if (fepMan->IsAbleScrollLatinPredictive()) |
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123 { |
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124 if (fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)) |
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125 { |
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126 DoNextMatch(); |
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127 } |
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128 else |
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129 { |
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130 response = EFalse; |
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131 } |
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132 } |
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133 else |
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134 { |
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135 response = EFalse; |
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136 } |
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137 break; |
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138 case EKeyUpArrow: // Japanese input required |
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139 if (fepMan->IsAbleScrollLatinPredictive()) |
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140 { |
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141 if (fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)) |
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142 { |
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143 DoPreviousMatchL(); |
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144 } |
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145 else |
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146 { |
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147 response = EFalse; |
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148 } |
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149 } |
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150 else |
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151 { |
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152 response = EFalse; |
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153 } |
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154 break; |
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155 default: |
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156 response = EFalse; |
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157 break; |
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158 } |
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159 return response; |
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160 } |
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161 |
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162 TBool TAknFepInputStateEntryVietnamesePredictive::HandleStarKeyL(TKeyPressLength aLength) |
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163 { |
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164 MAknFepManagerUIInterface* fepMan = iOwner->FepMan(); |
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165 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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166 |
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167 if (aLength == ELongKeyPress) |
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168 { |
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169 if (fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)) |
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170 { |
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171 // replace with previous match |
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172 fepMan->TryRemoveNoMatchesIndicatorL(); |
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173 iMatchState = EWordMatchStd; |
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174 TPtrC newText = ptiengine->PreviousCandidate(); |
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175 fepMan->UpdateInlineEditL(newText, newText.Length()); |
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176 } |
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177 |
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178 #ifndef RD_INTELLIGENT_TEXT_INPUT |
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179 // to rip off suggested completion when SCT is launched |
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180 if(fepMan->IsAutoCompleteOn()) |
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181 { |
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182 fepMan->RemoveSuggestedCompletionL(); |
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183 } |
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184 #endif |
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185 if (!fepMan->EditSubmenuInUse()) |
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186 { |
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187 fepMan->LaunchSpecialCharacterTableL(); |
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188 } |
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189 } |
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190 else |
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191 { |
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192 if (fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)) |
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193 { |
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194 if (fepMan->IsFlagSet(CAknFepManager::EFlagNoMatches)) |
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195 { |
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196 //no more matches |
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197 fepMan->PlaySound(EAvkonSIDWarningTone); |
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198 } |
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199 else if (ptiengine->NumberOfCandidates()<=1) |
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200 { |
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201 // only one match |
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202 if (iMatchState == EWordMatchFirst || iMatchState == EWordMatchNone) |
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203 { |
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204 fepMan->UpdateCbaL(R_AKNFEP_SOFTKEYS_SPELL_EMPTY); |
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205 iMatchState = EWordMatchLast; |
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206 } |
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207 } |
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208 else |
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209 { |
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210 // > 1 match |
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211 if (iMatchState == EWordMatchLast && !(ptiengine->LastEnteredKey() == EPtiKey1)) |
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212 { |
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213 fepMan->UpdateCbaL(R_AKNFEP_SOFTKEYS_SPELL_PREVIOUS); |
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214 } |
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215 else if (iMatchState == EWordMatchFirst || iMatchState == EWordMatchNone) |
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216 { |
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217 fepMan->UpdateCbaL(R_AKNFEP_SOFTKEYS_EMPTY_PREVIOUS); |
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218 iMatchState = EWordMatchStd; |
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219 } |
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220 TPtrC newText = ptiengine->NextCandidate(); |
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221 if(newText.Length() == 1) |
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222 { |
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223 TDigitType digittype = fepMan->LocalDigit(); |
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224 TChar chchar(newText[0]); |
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225 if(!chchar.IsDigit() || (chchar.IsDigit() && !digittype)) |
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226 { |
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227 fepMan->UpdateInlineEditL(newText, newText.Length()); |
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228 } |
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229 else |
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230 { |
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231 TBuf<1> tempbuf; |
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232 switch(digittype) |
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233 { |
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234 case EDigitTypeDevanagari: |
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235 { |
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236 chchar = (newText[0] + KLatinToDevanagariDigitsDelta); |
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237 } |
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238 break; |
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239 case EDigitTypeArabicIndic: |
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240 { |
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241 chchar = (newText[0] + KLatinToArabicIndicDigitsDelta); |
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242 } |
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243 break; |
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244 case EDigitTypeEasternArabicIndic: |
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245 { |
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246 chchar = (newText[0] + KLatinToEasternArabicIndicDigitsDelta); |
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247 } |
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248 } |
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249 tempbuf.Append(chchar); |
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250 fepMan->UpdateInlineEditL(tempbuf, tempbuf.Length()); |
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251 } |
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252 } |
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253 else |
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254 { |
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255 fepMan->UpdateInlineEditL(newText, newText.Length()); |
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256 } |
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257 } |
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258 } |
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259 else |
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260 { |
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261 if (!fepMan->EditSubmenuInUse()) |
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262 { |
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263 fepMan->LaunchSpecialCharacterTableL(); |
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264 } |
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265 } |
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266 } |
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267 return ETrue; |
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268 } |
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269 |
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270 TBool TAknFepInputStateEntryVietnamesePredictive::HandleDeleteKeysL(TInt aKey, TKeyPressLength /*aLength*/) |
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271 { |
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272 MAknFepManagerUIInterface* fepMan = iOwner->FepMan(); |
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273 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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274 |
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275 if (!(fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction))) |
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276 { |
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277 if(fepMan->PreviousChar() == TText(0x0020)) // 0x0020 is space |
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278 { |
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279 return EFalse; |
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280 } |
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281 TBuf<CAknFepManager::EMaximumFepWordLength> textToUncommit; |
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282 TBool comsumeKey; |
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283 if (!(fepMan->TryGetTextToUncommitL(textToUncommit, aKey, comsumeKey))) |
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284 { |
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285 // If T9 word length > 32, the navi key is consumed without action. |
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286 // Maybe should navigate inside word. |
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287 return comsumeKey; |
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288 } |
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289 ptiengine->SetCurrentWord(textToUncommit); |
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290 fepMan->ClearFlag(CAknFepManager::EFlagRemoveMatchesMenuItem); |
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291 if (ptiengine->NumberOfCandidates() <= 1) |
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292 { |
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293 fepMan->SetFlag(CAknFepManager::EFlagRemoveMatchesMenuItem); |
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294 } |
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295 fepMan->StartInlineEditL(fepMan->UncommittedText(), textToUncommit, |
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296 textToUncommit.Length(), EFalse); |
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297 } |
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298 |
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299 if (aKey == EKeyBackspace) |
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300 { |
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301 if (fepMan->IsFlagSet(CAknFepManager::EFlagNoMatches)) |
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302 { |
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303 fepMan->TryRemoveNoMatchesIndicatorL(); |
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304 fepMan->UpdateCbaL(NULL); |
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305 return ETrue; |
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306 } |
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307 else if (iMatchState != EWordMatchFirst) |
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308 { |
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309 //let FirstWordInSelectionList() reset the CBA |
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310 iMatchState = EWordMatchNone; |
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311 } |
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312 |
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313 TBuf<2> newText; |
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314 // Get the last character from the current editor |
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315 TText prevChar = fepMan->PreviousChar(); |
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316 TBool vowelList = EFalse; |
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317 for (TInt index = 0; index < KNumberOfToneMarks; index ++) |
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318 { |
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319 if (VietToneMatrix[0][index] == prevChar) |
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320 { |
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321 vowelList = ETrue; |
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322 break; |
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323 } |
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324 } |
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325 |
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326 if (vowelList) |
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327 { |
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328 ((CAknFepManager*)fepMan)->RemovePreviousCharacterL(); |
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329 } |
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330 else |
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331 { |
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332 if (prevChar <= 0) |
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333 { |
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334 return EFalse; |
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335 } |
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336 |
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337 // Judge if the last character needs to be converted |
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338 if ( TAknFepInputStateInitialVietnameseMultitap::NeedsVietnameseBkDelSupport(prevChar, |
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339 newText) ) |
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340 { |
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341 ((CAknFepManager*)fepMan)->RemovePreviousCharacterL(); |
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342 } |
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343 else |
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344 { |
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345 TPtrC updatedText = ptiengine->DeleteKeyPress(); |
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346 if(ptiengine->InputMode() != EPtiEngineWordCompletion && newText.Length()) |
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347 { |
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348 fepMan->UpdateInlineEditL(updatedText, newText.Length()); |
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349 } |
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350 else |
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351 { |
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352 fepMan->UpdateInlineEditL(updatedText, updatedText.Length()); |
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353 } |
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354 } |
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355 } |
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356 |
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357 fepMan->ClearFlag(CAknFepManager::EFlagRemoveMatchesMenuItem); |
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358 if (ptiengine->NumberOfCandidates() <= 1) |
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359 { |
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360 fepMan->SetFlag(CAknFepManager::EFlagRemoveMatchesMenuItem); |
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361 } |
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362 |
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363 iOwner->CaseMan()->UpdateCase(EBackspaceEvent); |
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364 fepMan->CloseUiIfWordDeletedL(); |
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365 } |
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366 |
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367 return ETrue; |
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368 } |
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369 |
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370 // End of file |
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