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