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1 /* |
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2 * Copyright (c) 2005 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 CAknFepUIInputStateEntryQwertyPinyin methods. |
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16 * |
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17 */ |
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18 |
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20 |
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29 |
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30 #include "AknFepUIManagerStateInterface.h" //MAknFepUIManagerStateInterface |
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31 #include "AknFepUiCtrlContainerChinese.h" |
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32 #include "AknFepManagerUIInterface.h" //MAknFepManagerUIInterface |
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33 #include "AknFepUICtrlCandidatePane.h" |
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34 #include "AknFepUICtrlInputPane.h" |
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35 #include "AknFepUiInputStateEntryQwertyPinyin.h" |
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36 #include "AknFepManager.h" //FepMan flag |
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37 |
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38 #include <PtiEngine.h> //CPtiEngine |
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39 #include <e32keys.h> //keys |
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40 #include <avkon.rsg> |
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41 |
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42 const TText KPinyinTone4Valid = 0x02D9; |
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43 const TText KPinyinTone4Invalid = 0x0020; |
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44 const TInt KMaxCandidateCountFromCore = 6; |
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45 |
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46 TAknFepInputStateEntryQwertyPinyin::TAknFepInputStateEntryQwertyPinyin( |
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47 MAknFepUIManagerStateInterface* aOwner, |
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48 MAknFepUICtrlContainerChinese* aUIContainer) |
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49 :TAknFepInputStateEntryQwertyBase(aOwner,aUIContainer) |
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50 { |
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51 UIContainer()->CandidatePane()->ShowCandidateOrdinals(ETrue); |
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52 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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53 ptiengine->SetInputMode(EPtiEnginePinyinQwerty); |
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54 ptiengine->SetCase(EPtiCaseLower); |
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55 ptiengine->SetCandidatePageLength(MAknFepUICtrlContainerChinese::ELayoutInput); |
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56 UpdateIndicator(); |
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57 } |
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58 |
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59 TBool TAknFepInputStateEntryQwertyPinyin::HandleKeyL(TInt aKey, TKeyPressLength aLength) |
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60 { |
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61 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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62 MAknFepUICtrlContainerChinese* uiContainer = UIContainer(); |
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63 TBool ret = ETrue; |
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64 |
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65 if((aKey == EStdKeyLeftFunc) && (aLength == EShortKeyPress)) |
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66 { |
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67 if(ptiengine->IncrementToneMark(ETrue)) |
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68 { |
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69 RefreshUI(); |
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70 } |
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71 } |
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72 else if(aKey == EStdKeyBackspace) |
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73 { |
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74 if (iOwner->PtiEngine()->DeleteKeyPress().Length()) |
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75 { |
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76 RefreshUI(); |
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77 } |
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78 else |
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79 { |
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80 iOwner->FepMan()->TryCloseUiL(); |
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81 if (aLength == ELongKeyPress) |
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82 { |
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83 iOwner->FepMan()->SetLongClearAfterCloseUI(ETrue); |
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84 } |
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85 } |
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86 } |
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87 else if((aLength == EShortKeyPress) && iOwner->IsValidChineseInputKeyQwerty(aKey)) |
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88 { |
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89 TInt stringBeforeLength(0); |
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90 TInt stringAfterLength(0); |
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91 |
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92 stringBeforeLength = ptiengine->GetPhoneticSpelling(1).Length(); |
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93 stringAfterLength = ptiengine->AppendKeyPress((TPtiKey)aKey).Length(); |
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94 |
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95 if (stringBeforeLength != stringAfterLength) |
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96 { |
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97 if (ptiengine->GetPhoneticSpelling(1).Length() == 1) |
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98 { |
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99 iOwner->FepMan()->UpdateCbaL(R_AVKON_SOFTKEYS_EMPTY); |
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100 } |
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101 RefreshUI(); |
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102 } |
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103 else |
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104 { |
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105 iOwner->FepMan()->PlaySound(EAvkonSIDErrorTone); |
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106 } |
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107 |
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108 if (ptiengine->GetPhoneticSpelling(1).Length() == 0) |
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109 { |
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110 iOwner->FepMan()->UpdateCbaL(NULL); |
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111 } |
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112 } |
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113 else if(aKey == EStdKeyDevice1) |
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114 { |
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115 iOwner->FepMan()->TryCloseUiL(); |
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116 } |
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117 else if(!( HandleVerticalNavigation(aKey) || HandleHorizontalNavigation(aKey) )) |
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118 { |
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119 // it may be one of the 'valid' numbers.. |
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120 TInt index = MapKeyToIndex(aKey); |
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121 MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane(); |
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122 |
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123 if(candidatePane->SelectIndex(index) || aKey == EStdKeyDevice3 || aKey == EStdKeyEnter) |
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124 { |
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125 TPtrC text = candidatePane->CurrentCandidate(); |
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126 if(text.Length()) |
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127 { |
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128 MAknFepManagerUIInterface* fepMan = iOwner->FepMan(); |
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129 iOwner->FepMan()->NewCharacterL(text); |
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130 iOwner->FepMan()->CommitInlineEditL(); |
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131 if (iOwner->FepMan()->IsFlagSet(CAknFepManager::EFlagEditorFull)) |
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132 { |
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133 iOwner->FepMan()->ClearFlag(CAknFepManager::EFlagEditorFull); |
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134 iOwner->FepMan()->TryCloseUiL(); |
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135 } |
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136 else |
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137 { |
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138 iOwner->ChangeState(EPredictiveInput); |
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139 } |
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140 } |
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141 else |
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142 { |
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143 // No candidates available. Back to Entry state. |
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144 iOwner->ChangeState(EEntry); |
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145 } |
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146 } |
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147 } |
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148 return ret; |
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149 } |
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150 |
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151 void TAknFepInputStateEntryQwertyPinyin::RefreshUI() |
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152 { |
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153 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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154 MAknFepUICtrlContainerChinese* uiContainer = UIContainer(); |
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155 MAknFepUICtrlInputPane* inputPane = uiContainer->InputPane(); |
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156 |
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157 SetInputPaneToneMark(); |
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158 |
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159 TPtrC ptr = ptiengine->GetPhoneticSpelling(1); |
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160 TBool multiplePages = ptiengine->MoreCandidatePages(); |
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161 TInt bufLength = ptiengine->CandidatePage().Length(); |
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162 TBool showHorizontalScrollArrows = multiplePages || bufLength>1; |
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163 |
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164 UIContainer()->ShowHorizontalScrollArrows(showHorizontalScrollArrows); |
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165 UIContainer()->ShowVerticalScrollArrows(multiplePages); |
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166 |
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167 // set container's position |
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168 TPoint baseLine = TPoint(0,0); |
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169 TInt height = 0; |
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170 TInt ascent = 0; |
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171 TRAPD(ret,iOwner->FepMan()->GetScreenCoordinatesL(baseLine,height,ascent)); |
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172 if (ret == KErrNone) |
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173 { |
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174 uiContainer->SetContainerPosition(baseLine, height); |
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175 } |
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176 |
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177 TText toneMark; |
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178 TBool toneMarkEntered = ptiengine->ToneMark(toneMark); |
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179 TBuf<1> validToneMarkBuf; |
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180 if(toneMarkEntered) |
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181 { |
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182 // override specific invalid tonemark character only, the others are the same character |
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183 // when both valid and invalid |
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184 if(toneMark == KPinyinTone4Invalid) |
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185 toneMark = KPinyinTone4Valid; |
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186 validToneMarkBuf.Append(toneMark); |
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187 } |
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188 |
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189 ptiengine->EnableToneMarks(ETrue); |
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190 |
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191 if (ptr.Length() > 0) |
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192 { |
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193 TPtrC candidates = ptiengine->CandidatePage(); |
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194 uiContainer->CandidatePane()->SetCandidateBuffer(candidates); |
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195 uiContainer->Enable(ETrue); |
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196 uiContainer->CandidatePane()->SelectFirst(); |
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197 |
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198 inputPane->SetText(ptr); |
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199 inputPane->SetToneMark(validToneMarkBuf); |
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200 |
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201 UpdateIndicator(); |
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202 } |
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203 } |
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204 |
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205 TBool TAknFepInputStateEntryQwertyPinyin::HandleHorizontalNavigation(TInt aKey) |
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206 { |
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207 MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane(); |
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208 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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209 TBool response = EFalse; |
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210 |
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211 // Do navigation... |
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212 if (aKey == EStdKeyLeftArrow) |
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213 { |
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214 if (candidatePane->SelectedIndex() == 0 && |
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215 ptiengine->NumberOfCandidates() == 0) |
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216 { |
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217 return ETrue; |
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218 } |
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219 |
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220 if(!candidatePane->SelectPrev()) |
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221 { |
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222 ptiengine->PreviousCandidatePage(); |
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223 candidatePane->SetCandidateBuffer(ptiengine->CandidatePage()); |
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224 candidatePane->SelectLast(); |
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225 } |
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226 UpdateIndicator(); |
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227 response = ETrue; |
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228 } |
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229 else if (aKey == EStdKeyRightArrow) |
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230 { |
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231 TInt bufLength = iOwner->PtiEngine()->CandidatePage().Length(); |
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232 |
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233 if (bufLength != KMaxCandidateCountFromCore && |
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234 candidatePane->SelectedIndex() == (bufLength -1)) |
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235 { |
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236 return ETrue; |
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237 } |
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238 |
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239 if(!candidatePane->SelectNext()) |
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240 { |
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241 ptiengine->NextCandidatePage(); |
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242 candidatePane->SetCandidateBuffer(ptiengine->CandidatePage()); |
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243 candidatePane->SelectFirst(); |
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244 } |
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245 UpdateIndicator(); |
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246 response = ETrue; |
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247 } |
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248 return response; |
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249 } |
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250 |
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251 TBool TAknFepInputStateEntryQwertyPinyin::HandleVerticalNavigation(TInt aKey) |
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252 { |
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253 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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254 |
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255 if (aKey == EStdKeyDownArrow || aKey == EStdKeySpace) |
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256 { |
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257 if (iOwner->PtiEngine()->CandidatePage().Length() != |
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258 KMaxCandidateCountFromCore) |
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259 { |
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260 return ETrue; |
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261 } |
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262 ptiengine->NextCandidatePage(); |
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263 } |
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264 else if (aKey == EStdKeyUpArrow) |
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265 { |
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266 if (ptiengine->NumberOfCandidates() == 0) |
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267 { |
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268 return ETrue; |
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269 } |
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270 ptiengine->PreviousCandidatePage(); |
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271 } |
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272 else |
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273 { |
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274 return EFalse; |
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275 } |
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276 |
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277 MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane(); |
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278 candidatePane->SelectFirst(); |
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279 candidatePane->SetCandidateBuffer(ptiengine->CandidatePage()); |
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280 UpdateIndicator(); |
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281 return ETrue; |
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282 } |
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283 |
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284 void TAknFepInputStateEntryQwertyPinyin::UpdateIndicator() |
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285 { |
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286 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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287 MAknFepUICtrlContainerChinese* uiContainer = UIContainer(); |
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288 TInt bufLength = iOwner->PtiEngine()->CandidatePage().Length(); |
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289 MAknFepUICtrlCandidatePane* candidatePane = uiContainer->CandidatePane(); |
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290 |
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291 if (ptiengine->NumberOfCandidates() == 0) |
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292 { |
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293 uiContainer->CandidatePane()->ShowUpScrollArrows(EFalse); |
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294 } |
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295 else |
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296 { |
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297 uiContainer->CandidatePane()->ShowUpScrollArrows(ETrue); |
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298 } |
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299 |
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300 uiContainer->CandidatePane()->ShowDownScrollArrows |
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301 (bufLength == KMaxCandidateCountFromCore ? ETrue : EFalse); |
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302 |
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303 if (candidatePane->SelectedIndex() == 0 && |
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304 ptiengine->NumberOfCandidates() == 0) |
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305 { |
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306 uiContainer->CandidatePane()->ShowLeftScrollArrows(EFalse); |
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307 } |
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308 else |
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309 { |
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310 uiContainer->CandidatePane()->ShowLeftScrollArrows(ETrue); |
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311 } |
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312 |
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313 if (bufLength != KMaxCandidateCountFromCore && |
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314 candidatePane->SelectedIndex() == (bufLength -1)) |
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315 { |
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316 uiContainer->CandidatePane()->ShowRightScrollArrows(EFalse); |
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317 } |
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318 else |
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319 { |
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320 uiContainer->CandidatePane()->ShowRightScrollArrows(ETrue); |
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321 } |
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322 } |
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323 |
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324 // --------------------------------------------------------------------------- |
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325 // TAknFepInputStateEntryQwertyPinyin::HandleCommandL |
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326 // Handling Command |
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327 // --------------------------------------------------------------------------- |
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328 // |
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329 void TAknFepInputStateEntryQwertyPinyin::HandleCommandL( TInt aCommandId ) |
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330 { |
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331 TAknFepInputStateChineseBase::HandleCommandL( aCommandId ); |
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332 } |
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333 // End of file |