1 /* |
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2 * Copyright (c) 2002-2005 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: Implementation of candidate qwerty base chinese phrase state |
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15 * |
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16 */ |
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17 |
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28 |
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29 #include "AknFepUiInputStateCandidateQwertyBaseChinesePhrase.h" |
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30 #include "AknFepUiCtrlContainerChinese.h" |
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31 #include "AknFepUICtrlCandidatePane.h" |
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32 #include "AknFepUIManagerStateInterface.h" //MAknFepUIManagerStateInterface |
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33 #include "AknFepManagerUIInterface.h" |
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34 #include "AknFepManager.h" //FepMan flag |
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35 #include "AknFepUICtrlPinyinPopup.h" |
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36 |
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37 #include <PtiEngine.h> //CPtiEngine |
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38 |
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39 const TUint16 KSegment = 0x0020; |
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40 |
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41 TAknFepInputStateCandidateQwertyBaseChinesePhrase:: |
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42 TAknFepInputStateCandidateQwertyBaseChinesePhrase( |
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43 MAknFepUIManagerStateInterface* aOwner, |
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44 MAknFepUICtrlContainerChinese* aUIContainer) |
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45 :TAknFepInputStateChineseBase(aOwner, aUIContainer) |
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46 { |
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47 } |
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48 |
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49 TBool TAknFepInputStateCandidateQwertyBaseChinesePhrase::HandleKeyL(TInt aKey, TKeyPressLength /*aLength*/) |
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50 { |
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51 if(aKey == EStdKeyDevice1) |
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52 { |
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53 iOwner->FepMan()->TryCloseUiL(); |
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54 } |
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55 |
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56 else if(!( HandleVerticalNavigation(aKey) || HandleHorizontalNavigation(aKey) )) |
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57 { |
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58 TInt index = 0; |
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59 #ifdef RD_INTELLIGENT_TEXT_INPUT |
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60 // it may be one of the 'valid' numbers.. |
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61 TPtiKeyboardType keyboardtype = iOwner->FepMan()->KeyboardLayout(); |
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62 if ( EPtiKeyboardQwerty4x10 == keyboardtype || |
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63 EPtiKeyboardQwerty3x11 == keyboardtype || |
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64 EPtiKeyboardHalfQwerty == keyboardtype || |
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65 EPtiKeyboardCustomQwerty == keyboardtype) |
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66 { |
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67 MPtiLanguage *lang = NULL; |
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68 RArray < TPtiNumericKeyBinding > keybinding; |
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69 TBool validnumkey = EFalse; |
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70 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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71 |
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72 if( ptiengine != NULL ) |
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73 { |
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74 lang = ptiengine->CurrentLanguage(); |
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75 } |
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76 if( ptiengine && lang ) |
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77 { |
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78 TRAP_IGNORE(ptiengine->GetNumericModeKeysForQwertyL(lang->LanguageCode(), |
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79 keybinding, keyboardtype)); |
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80 TInt numericKeysCount = keybinding.Count(); |
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81 TInt candidateCount = UIContainer()->CandidatePane()->VisibleCandidateCount(); |
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82 while ( numericKeysCount-- ) |
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83 { |
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84 TPtiNumericKeyBinding numKeyBind = keybinding[numericKeysCount]; |
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85 if ( (numKeyBind.iChar >= 0x31 && numKeyBind.iChar <= ( 0x31 + candidateCount - 1 )) |
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86 |
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87 &&(aKey == numKeyBind.iKey)) |
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88 { |
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89 index = numKeyBind.iChar - EPtiKey0 -1; |
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90 validnumkey = ETrue; |
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91 break; |
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92 } |
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93 } |
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94 } |
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95 keybinding.Reset(); |
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96 |
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97 if (!validnumkey) |
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98 { |
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99 iOwner->FepMan()->PlaySound(EAvkonSIDErrorTone); |
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100 return ETrue; |
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101 } |
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102 |
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103 } |
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104 else |
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105 { |
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106 #endif |
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107 index = MapKeyToIndex(aKey); |
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108 #ifdef RD_INTELLIGENT_TEXT_INPUT |
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109 } |
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110 #endif |
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111 MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane(); |
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112 |
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113 if(candidatePane->SelectIndex(index) || aKey == EStdKeyDevice3 || aKey == EStdKeyEnter) |
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114 { |
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115 TPtrC text = candidatePane->CurrentPhraseCandidate(); |
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116 if(text.Length()) |
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117 { |
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118 MAknFepManagerUIInterface* fepMan = iOwner->FepMan(); |
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119 fepMan->NewTextL(text); |
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120 fepMan->CommitInlineEditL(); |
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121 iOwner->PtiEngine()->SetPredictiveChineseChar(text); |
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122 if (fepMan->IsFlagSet(CAknFepManager::EFlagEditorFull)) |
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123 { |
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124 fepMan->ClearFlag(CAknFepManager::EFlagEditorFull); |
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125 iOwner->FepMan()->TryCloseUiL(); |
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126 } |
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127 else |
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128 { |
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129 #ifdef RD_INTELLIGENT_TEXT_INPUT |
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130 if ( EPtiKeyboardQwerty4x10 == iOwner->FepMan()->KeyboardLayout() || |
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131 EPtiKeyboardHalfQwerty == iOwner->FepMan()->KeyboardLayout() || |
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132 EPtiKeyboardQwerty3x11 == iOwner->FepMan()->KeyboardLayout() ) |
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133 { |
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134 UIContainer()->PinyinPopupWindow()->SetChangeState( ETrue ); |
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135 iOwner->ChangeState(EPredictiveCandidate); |
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136 } |
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137 #endif |
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138 } |
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139 } |
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140 else |
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141 { |
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142 // No candidates available. Back to Entry state. |
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143 iOwner->ChangeState(EEntry); |
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144 } |
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145 } |
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146 } |
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147 return ETrue; |
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148 } |
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149 |
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150 TBool TAknFepInputStateCandidateQwertyBaseChinesePhrase::HandleHorizontalNavigation(TInt aKey) |
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151 { |
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152 MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane(); |
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153 TBool response = EFalse; |
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154 |
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155 // Do navigation... |
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156 if (aKey == EStdKeyLeftArrow) |
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157 { |
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158 if (candidatePane->SelectedIndex() == 0 && |
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159 candidatePane->IsFirstPage() ) |
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160 { |
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161 return ETrue; |
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162 } |
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163 |
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164 if(!candidatePane->SelectPrev()) |
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165 { |
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166 candidatePane->PreviousCandidatePage(); |
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167 candidatePane->SetCandidateBuffer(); |
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168 candidatePane->SelectLastPhrase(); |
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169 } |
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170 response = ETrue; |
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171 } |
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172 else if (aKey == EStdKeyRightArrow) |
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173 { |
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174 if ( candidatePane->IsLastPage() && |
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175 (candidatePane->SelectedIndex() == candidatePane->VisibleCandidateCount() - 1)) |
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176 { |
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177 return ETrue; |
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178 } |
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179 |
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180 if(!candidatePane->SelectNext()) |
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181 { |
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182 candidatePane->NextCandidatePage(); |
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183 candidatePane->SetCandidateBuffer(); |
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184 candidatePane->SelectFirstPhrase(); |
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185 } |
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186 response = ETrue; |
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187 } |
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188 if (response) |
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189 { |
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190 UpdateIndicator(); |
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191 } |
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192 return response; |
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193 } |
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194 |
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195 TBool TAknFepInputStateCandidateQwertyBaseChinesePhrase::HandleVerticalNavigation(TInt aKey) |
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196 { |
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197 MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane(); |
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198 |
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199 if (aKey == EStdKeyDownArrow || aKey == EStdKeySpace) |
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200 { |
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201 if (candidatePane->IsLastPage()) |
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202 { |
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203 return ETrue; |
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204 } |
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205 if ( iState != EPredictiveCandidate && |
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206 iState != EPredictiveInput ) |
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207 { |
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208 if ( candidatePane->NeedGetNewCandidatePage() ) |
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209 { |
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210 if ( !iOwner->PtiEngine()->NextCandidatePage( ) ) |
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211 { |
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212 if ( candidatePane->IsLastPage() ) |
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213 { |
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214 iOwner->FepMan()->PlaySound( EAvkonSIDErrorTone ); |
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215 return ETrue; |
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216 } |
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217 } |
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218 else |
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219 { |
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220 CDesCArrayFlat* phraseCandidates = candidatePane->CandidateArray(); |
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221 RPointerArray<HBufC> list; |
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222 TRAP_IGNORE( |
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223 GetNewCandidatesL( iOwner->PtiEngine()->CandidatePage( ), list ); |
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224 for (TInt i = 0; i < list.Count( ); ++i ) |
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225 { |
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226 phraseCandidates->AppendL( *(list[i]) ); |
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227 } |
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228 list.ResetAndDestroy();) |
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229 } |
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230 } |
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231 } |
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232 candidatePane->NextCandidatePage(); |
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233 } |
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234 else if (aKey == EStdKeyUpArrow) |
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235 { |
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236 if (candidatePane->IsFirstPage()) |
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237 { |
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238 return ETrue; |
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239 } |
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240 candidatePane->PreviousCandidatePage(); |
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241 } |
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242 else |
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243 { |
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244 return EFalse; |
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245 } |
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246 candidatePane->SetCandidateBuffer(); |
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247 candidatePane->SelectFirstPhrase(); |
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248 UpdateIndicator(); |
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249 return ETrue; |
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250 } |
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251 |
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252 void TAknFepInputStateCandidateQwertyBaseChinesePhrase::UpdateIndicator() |
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253 { |
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254 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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255 MAknFepUICtrlContainerChinese* uiContainer = UIContainer(); |
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256 MAknFepUICtrlCandidatePane* candidatePane = uiContainer->CandidatePane(); |
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257 |
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258 if (candidatePane->IsFirstPage()) |
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259 { |
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260 uiContainer->CandidatePane()->ShowUpScrollArrows(EFalse); |
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261 } |
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262 else |
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263 { |
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264 uiContainer->CandidatePane()->ShowUpScrollArrows(ETrue); |
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265 } |
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266 |
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267 if (candidatePane->IsLastPage()) |
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268 { |
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269 uiContainer->CandidatePane()->ShowDownScrollArrows(EFalse); |
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270 } |
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271 else |
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272 { |
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273 uiContainer->CandidatePane()->ShowDownScrollArrows(ETrue); |
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274 } |
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275 #ifdef RD_INTELLIGENT_TEXT_INPUT |
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276 if(iOwner->FepMan()->KeyboardLayout() == EPtiKeyboardQwerty4x10) |
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277 { |
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278 if(candidatePane->VisibleCandidateCount()==1) |
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279 { |
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280 uiContainer->CandidatePane()->ShowLeftScrollArrows(EFalse); |
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281 uiContainer->CandidatePane()->ShowRightScrollArrows(EFalse); |
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282 } |
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283 else |
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284 { |
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285 uiContainer->CandidatePane()->ShowLeftScrollArrows(ETrue); |
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286 uiContainer->CandidatePane()->ShowRightScrollArrows(ETrue); |
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287 } |
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288 } |
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289 else |
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290 { |
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291 #endif |
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292 if (candidatePane->SelectedIndex() == 0 && |
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293 candidatePane->IsFirstPage() ) |
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294 { |
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295 uiContainer->CandidatePane()->ShowLeftScrollArrows(EFalse); |
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296 } |
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297 else |
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298 { |
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299 uiContainer->CandidatePane()->ShowLeftScrollArrows(ETrue); |
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300 } |
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301 |
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302 if (candidatePane->IsLastPage() && |
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303 (candidatePane->SelectedIndex() == candidatePane->VisibleCandidateCount() - 1)) |
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304 { |
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305 uiContainer->CandidatePane()->ShowRightScrollArrows(EFalse); |
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306 } |
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307 else |
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308 { |
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309 uiContainer->CandidatePane()->ShowRightScrollArrows(ETrue); |
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310 } |
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311 } |
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312 #ifdef RD_INTELLIGENT_TEXT_INPUT |
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313 } |
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314 #endif |
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315 |
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316 // --------------------------------------------------------------------------- |
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317 // TAknFepInputStateCandidateQwertyBaseChinesePhrase::MapKeyToIndexSelectCandidate |
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318 // Check the select candidate numeric key is valid or not |
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319 // --------------------------------------------------------------------------- |
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320 // |
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321 #ifdef RD_INTELLIGENT_TEXT_INPUT |
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322 TBool TAknFepInputStateCandidateQwertyBaseChinesePhrase::MapKeyToIndexSelectCandidate( |
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323 TInt aKey,TInt& aIndex ) |
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324 { |
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325 TBool validnumkey = EFalse; |
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326 MPtiLanguage *lang= NULL; |
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327 CPtiEngine* ptiengine = iOwner->PtiEngine(); |
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328 TPtiKeyboardType keyboardtype = iOwner->FepMan()->KeyboardLayout(); |
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329 if (EPtiKeyboardQwerty4x10 == keyboardtype || EPtiKeyboardQwerty3x11 |
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330 == keyboardtype || EPtiKeyboardHalfQwerty == keyboardtype |
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331 || EPtiKeyboardCustomQwerty == keyboardtype) |
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332 { |
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333 RArray <TPtiNumericKeyBinding> keybinding; |
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334 |
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335 if( ptiengine != NULL ) |
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336 { |
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337 lang = ptiengine->CurrentLanguage(); |
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338 } |
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339 if ( ptiengine && lang ) |
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340 { |
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341 TRAP_IGNORE(ptiengine->GetNumericModeKeysForQwertyL(lang->LanguageCode(), keybinding, keyboardtype)); |
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342 TInt numericKeysCount = keybinding.Count(); |
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343 while ( numericKeysCount-- ) |
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344 { |
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345 TPtiNumericKeyBinding numKeyBind = |
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346 keybinding[numericKeysCount]; |
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347 if ( (numKeyBind.iChar >= 0x31 && numKeyBind.iChar <= 0x36) |
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348 &&(aKey == numKeyBind.iKey)) |
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349 { |
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350 aIndex = numKeyBind.iChar - EPtiKey0 - 1; |
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351 validnumkey = ETrue; |
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352 break; |
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353 } |
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354 } |
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355 } |
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356 keybinding.Reset(); |
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357 if ( !validnumkey ) |
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358 { |
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359 iOwner->FepMan()->PlaySound(EAvkonSIDErrorTone); |
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360 } |
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361 } |
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362 else |
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363 { |
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364 aIndex = MapKeyToIndex(aKey); |
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365 } |
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366 return validnumkey ; |
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367 } |
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368 #endif |
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369 // --------------------------------------------------------------------------- |
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370 // TAknFepInputStateCandidateQwertyBaseChinesePhrase::HandleCommandL |
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371 // Handling Command |
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372 // --------------------------------------------------------------------------- |
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373 // |
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374 void TAknFepInputStateCandidateQwertyBaseChinesePhrase::HandleCommandL( |
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375 TInt aCommandId ) |
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376 { |
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377 TAknFepInputStateChineseBase::HandleCommandL( aCommandId ); |
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378 } |
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379 |
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380 void TAknFepInputStateCandidateQwertyBaseChinesePhrase::GetNewCandidatesL(const TDesC& aSource, |
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381 RPointerArray<HBufC>& aList) |
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382 { |
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383 TInt start = 0; |
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384 TInt length = 0; |
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385 |
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386 for (TInt ii = 0; ii < aSource.Length(); ii++) |
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387 { |
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388 if (aSource[ii] == KSegment) |
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389 { |
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390 TPtrC segment(aSource.Ptr() + start, length); |
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391 aList.AppendL(segment.AllocL()); |
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392 start += (length + 1); |
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393 length = 0; |
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394 } |
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395 else |
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396 { |
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397 length++; |
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398 } |
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399 } |
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400 |
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401 if (length) |
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402 { |
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403 TPtrC segm(aSource.Ptr() + start, length); |
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404 aList.AppendL(segm.AllocL()); |
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405 } |
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406 } |
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407 |
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408 // End of file |
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