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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 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 |
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22 |
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23 |
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24 |
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25 |
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26 |
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27 |
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28 |
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29 #include "AknFepCaseManager.h" |
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30 #include "AknFepPanic.h" |
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31 #include "aknfeppeninputenums.h" |
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32 |
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33 #include <AknFep.rsg> |
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34 #include <aknedsts.h> |
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35 #include <barsread.h> |
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36 #include <jplangutil.h> |
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37 #include <AknPictographInterface.h> |
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38 #include <AknPictographDrawerInterface.h> |
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39 #include <featmgr.h> |
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40 #include <PUAcodes.hrh> |
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41 |
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42 const TText KSpaceCharacter=' '; |
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43 const TText KInvertedExclamationMarkCharacter = 0x00A1; |
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44 const TText KInvertedQuestionMarkCharacter = 0x00BF; |
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45 |
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46 /* Teleca change begin, 18.08.2009 ssal */ |
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47 const TInt KSBase = 0xac00; // base address for hangul syllables |
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48 const TInt KCBase = 0x3131; // base address for hangul compatibility jamo |
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49 |
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50 const TInt KLCount = 19; // count of L-jamos |
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51 const TInt KVCount = 21; // count of V-jamos |
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52 const TInt KTCount = 28; // count of T-jamos |
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53 const TInt KNCount = KVCount * KTCount; // count of V&T-jamo combinations |
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54 const TInt KSCount = KLCount * KNCount; // total count of hangul syllables |
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55 |
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56 // Conversion table for hangul compatibility jamo |
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57 const TUint16 conversionTableFromCompatibilityJamoToJamo[] = { |
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58 0x1100, |
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59 0x1101, |
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60 0x11AA, |
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61 0x1102, |
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62 0x11AC, |
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63 0x11AD, |
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64 0x1103, |
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65 0x1104, |
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66 0x1105, |
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67 0x11B0, |
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68 0x11B1, |
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69 0x11B2, |
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70 0x11B3, |
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71 0x11B4, |
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72 0x11B5, |
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73 0x11B6, |
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74 0x1106, |
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75 0x1107, |
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76 0x1108, |
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77 0x11B9, |
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78 0x1109, |
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79 0x110A, |
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80 0x110B, |
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81 0x110C, |
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82 0x110D, |
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83 0x110E, |
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84 0x110F, |
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85 0x1110, |
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86 0x1111, |
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87 0x1112, |
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88 0x1161, |
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89 0x1162, |
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90 0x1163, |
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91 0x1164, |
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92 0x1165, |
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93 0x1166, |
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94 0x1167, |
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95 0x1168, |
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96 0x1169, |
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97 0x116A, |
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98 0x116B, |
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99 0x116C, |
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100 0x116D, |
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101 0x116E, |
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102 0x116F, |
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103 0x1170, |
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104 0x1171, |
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105 0x1172, |
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106 0x1173, |
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107 0x1174, |
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108 0x1175, |
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109 }; |
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110 |
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111 #define KCCount (sizeof(conversionTableFromCompatibilityJamoToJamo) / sizeof(TUint16)) |
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112 /* Teleca change end, 18.08.2009 ssal */ |
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113 |
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114 // 0x2029 is the paragraph seperator. When the user inputs a |
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115 // new line character, 0x2029 is inserted. |
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116 const TText KParagraphSeperator = 0x2029; |
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117 // 0x000A is line feed character |
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118 const TText KLineFeed = 0x000A; |
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119 |
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120 //for chinese unicode ox4E00 to 0x9FA5 |
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121 const TText KChineseLowerUnicode = 0x4E00; |
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122 const TText KChineseUpperUnicode = 0x9FA5; |
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123 CAknFepCaseManager* CAknFepCaseManager::NewL(CAknFepManager& aFep) |
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124 { |
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125 CAknFepCaseManager* self = new (ELeave) CAknFepCaseManager(aFep); |
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126 CleanupStack::PushL(self); |
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127 self->ConstructL(); |
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128 CleanupStack::Pop(); //self |
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129 return self; |
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130 } |
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131 |
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132 |
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133 CAknFepCaseManager::~CAknFepCaseManager() |
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134 { |
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135 delete iPictoInterface; |
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136 } |
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137 |
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138 |
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139 |
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140 |
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141 void CAknFepCaseManager::ConfigureCaseStateFromEditorState() |
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142 { |
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143 CAknEdwinState* editorState = iFep.EditorState(); |
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144 if (!editorState) |
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145 { |
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146 return; |
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147 } |
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148 |
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149 iCurrentCase = editorState->CurrentCase(); |
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150 iPreviousCase = editorState->CaseState().PreviousCase(); |
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151 |
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152 SetFixedCase(editorState->Flags() & EAknEditorFlagFixedCase); |
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153 |
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154 iPreviousCase = iCurrentCase; |
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155 |
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156 if (CurrentEditorIsFixedCase()) |
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157 { |
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158 SetCurrentCase(editorState->DefaultCase()); |
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159 iPreviousCase = iCurrentCase; |
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160 __ASSERT_DEBUG(IsCasePermitted(iCurrentCase), |
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161 AknFepPanic(EAknFepPanicNonPermittedEditorMode)); |
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162 } |
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163 |
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164 //determine it based on position |
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165 UpdateCase(ENullNaviEvent); |
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166 |
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167 // if still there is no current case set - use the default |
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168 if (!iCurrentCase) |
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169 { |
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170 SetCurrentCase(editorState->DefaultCase()); |
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171 if (!IsCasePermitted(iCurrentCase)) |
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172 { |
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173 SetCurrentCase(editorState->CurrentCase()); |
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174 } |
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175 |
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176 iPreviousCase = iCurrentCase; |
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177 __ASSERT_DEBUG(IsCasePermitted(iCurrentCase), |
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178 AknFepPanic(EAknFepPanicNonPermittedEditorMode)); |
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179 } |
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180 |
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181 // if the current is not allowed stay where we are |
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182 else if (!IsCasePermitted(iCurrentCase)) |
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183 { |
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184 if (!iPreviousCase) |
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185 { |
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186 SetCurrentCase(editorState->DefaultCase()); |
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187 iPreviousCase = iCurrentCase; |
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188 __ASSERT_DEBUG(IsCasePermitted(iCurrentCase), |
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189 AknFepPanic(EAknFepPanicNonPermittedEditorMode)); |
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190 } |
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191 else |
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192 { |
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193 if (IsCasePermitted(iPreviousCase)) |
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194 { |
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195 SetCurrentCase(iPreviousCase); |
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196 } |
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197 else |
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198 { |
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199 SetCurrentCase(editorState->DefaultCase()); |
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200 iPreviousCase = iCurrentCase; |
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201 __ASSERT_DEBUG(IsCasePermitted(iCurrentCase), |
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202 AknFepPanic(EAknFepPanicNonPermittedEditorMode)); |
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203 } |
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204 } |
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205 } |
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206 } |
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207 |
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208 |
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209 void CAknFepCaseManager::UpdateCase(TWesternNaviEvent aNaviEvent) |
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210 { |
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211 TBool applyCaseNeeded = ETrue; |
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212 if ( iFep.IsFlagSet(CAknFepManager::EFlagSupressAutoUpdate) ) |
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213 { |
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214 return; |
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215 } |
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216 CAknEdwinState* editorState = iFep.EditorState(); |
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217 if (!CurrentEditorIsFixedCase() && editorState |
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218 && editorState->PermittedCases() & EAknEditorTextCase) |
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219 { |
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220 // lets figure out where the cursor will be when the case needs to be checked |
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221 TInt cursorPos = FindCursorPositionAtCaseCheck(aNaviEvent); |
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222 |
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223 if (!(cursorPos == 0 |
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224 && iFep.IsFlagSet(CAknFepManager::EFlagSupressAutoUpdateAtEditorStart) )) |
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225 { |
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226 TInt defaultCase = editorState->DefaultCase(); |
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227 if ( cursorPos == 0 && |
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228 (defaultCase == EAknEditorLowerCase || defaultCase == EAknEditorUpperCase )) |
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229 { |
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230 SetCurrentCase(defaultCase); |
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231 } |
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232 // UPPER CASE : If in upper case & inside sentence, stay in upper. |
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233 else if (!(iCurrentCase == EAknEditorUpperCase && |
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234 CapsLockRequired(cursorPos, iCurrentCase) && |
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235 aNaviEvent != EBackspaceEvent)) |
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236 { |
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237 const TBool textCaseRequired = TextCaseRequired(cursorPos); |
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238 // UPPER CASE : If upper case & inside sentence & backspace event, stay in upper. |
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239 if (!(iCurrentCase == EAknEditorUpperCase && aNaviEvent == EBackspaceEvent && |
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240 !textCaseRequired && cursorPos != 0)) |
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241 { |
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242 // TEXT CASE : set if at start of editor or following a full stop / text case character |
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243 if (cursorPos == 0 || textCaseRequired) |
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244 { |
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245 TInt inputMode = iFep.InputMode(); |
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246 if (iFep.IsChineseInputLanguage() && |
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247 inputMode != ELatin && |
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248 iCurrentCase != EAknEditorLowerCase) |
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249 { |
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250 SetCurrentCase(iCurrentCase); |
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251 } |
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252 #ifdef RD_HINDI_PHONETIC_INPUT |
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253 |
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254 else if(iFep.IsIndicPhoneticInputLanguage()) |
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255 { |
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256 if(CurrentCase() != EAknEditorUpperCase) |
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257 SetCurrentCase(EAknEditorLowerCase); |
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258 } |
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259 #endif |
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260 else |
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261 { |
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262 /* Teleca change begin, 27.08.2008 ssal |
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263 original code: |
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264 SetCurrentCase(EAknEditorTextCase); */ |
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265 |
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266 if(iFep.IsKoreanInputLanguage() && inputMode == EHangul ) |
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267 { |
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268 SetCurrentCase(EAknEditorLowerCase); |
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269 } |
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270 else |
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271 { |
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272 SetCurrentCase(EAknEditorTextCase); |
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273 } |
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274 /* Teleca change end, 27.08.2008 ssal */ |
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275 } |
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276 applyCaseNeeded = EFalse; |
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277 } |
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278 else // OTHERWISE LOWER |
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279 { |
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280 SetCurrentCase(EAknEditorLowerCase); |
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281 applyCaseNeeded = EFalse; |
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282 } |
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283 } |
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284 } |
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285 } |
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286 else |
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287 { |
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288 iFep.ClearFlag(CAknFepManager::EFlagSupressAutoUpdateAtEditorStart); |
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289 } |
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290 } |
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291 if (applyCaseNeeded) |
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292 { |
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293 ApplyCase(); |
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294 } |
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295 } |
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296 |
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297 |
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298 void CAknFepCaseManager::ManualCaseUpdate() |
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299 { |
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300 if (!CurrentEditorIsFixedCase()) |
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301 { |
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302 if (IsCasePermitted(iCurrentCase)) |
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303 { |
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304 DoManualCaseUpdate(); |
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305 iFep.ClearFlag(CAknFepManager::EFlagSupressAutoUpdate); |
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306 } |
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307 } |
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308 } |
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309 |
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310 |
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311 void CAknFepCaseManager::RevertCaseChange() |
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312 { |
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313 if (!CurrentEditorIsFixedCase()) |
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314 { |
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315 if (IsCasePermitted(iPreviousCase)) |
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316 { |
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317 SetCurrentCase(iPreviousCase); |
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318 } |
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319 } |
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320 } |
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321 |
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322 |
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323 void CAknFepCaseManager::SetCurrentCase(TInt aCase, TBool aOverrideNumericTest) |
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324 { |
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325 if ( ( iFep.InputMode() == ENumber || iFep.InputMode() == ENativeNumber ) && |
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326 !aOverrideNumericTest) |
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327 { |
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328 if ( iFep.EditorState() && |
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329 (iFep.EditorState()->NumericKeymap() == EAknEditorConverterNumberModeKeymap) ) |
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330 { |
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331 // Converter number mode keymap for '*' key requires upper case 'E'. |
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332 iCurrentCase = EAknEditorUpperCase; |
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333 } |
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334 else |
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335 { |
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336 // Number mode keymappings for '*' -key uses lower case letters (pw). |
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337 iCurrentCase = EAknEditorLowerCase; |
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338 } |
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339 } |
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340 else |
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341 { |
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342 if ( aCase == ECaseInverseText ) |
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343 { |
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344 iCurrentCase = ECaseUpper; |
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345 iInverseCase = ETrue; |
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346 } |
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347 else |
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348 { |
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349 iCurrentCase = aCase; |
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350 iInverseCase = EFalse; |
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351 } |
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352 } |
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353 ApplyCase(); |
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354 } |
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355 |
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356 |
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357 TInt CAknFepCaseManager::CurrentCase() const |
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358 { |
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359 return iCurrentCase; |
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360 } |
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361 |
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362 TBool CAknFepCaseManager::IsAbleChangeCase() const |
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363 { |
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364 TBool isable = ETrue; |
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365 |
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366 CAknEdwinState* editorState = iFep.EditorState(); |
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367 if (editorState) |
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368 { |
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369 const TInt permittedCases = editorState->PermittedCases(); |
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370 |
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371 if (permittedCases == EAknEditorUpperCase || |
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372 permittedCases == EAknEditorLowerCase ) |
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373 { |
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374 isable = EFalse; |
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375 } |
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376 else if ((editorState->Flags() & EAknEditorFlagForceTransparentFepModes) |
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377 && iFep.IsChineseInputLanguage()) |
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378 { |
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379 isable = EFalse; |
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380 } |
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381 else if ( editorState->Flags() & EAknEditorFlagFixedCase ) |
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382 { |
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383 isable = EFalse; |
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384 } |
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385 else if (!iFep.InputLanguageSupportsCaseChanges()) |
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386 { |
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387 isable = EFalse; |
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388 } |
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389 } |
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390 else |
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391 { |
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392 isable = EFalse; |
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393 } |
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394 return isable; |
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395 } |
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396 |
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397 CAknFepCaseManager::CAknFepCaseManager(CAknFepManager& aFep) : |
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398 iFep(aFep) |
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399 { |
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400 } |
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401 |
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402 |
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403 void CAknFepCaseManager::ConstructL() |
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404 { |
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405 // Set text case character set from resource |
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406 TResourceReader reader; |
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407 CCoeEnv::Static()->CreateResourceReaderLC(reader, R_AKNFEP_TEXT_CASE_CHARACTER_SET); |
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408 iTextCaseCharacters=reader.ReadTPtrC(); |
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409 |
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410 // Create PictographInterface |
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411 CCoeControl* control = NULL; |
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412 MAknPictographAnimatorCallBack* callback = NULL; |
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413 iPictoInterface = CAknPictographInterface::NewL(*control,*callback); |
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414 |
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415 CleanupStack::PopAndDestroy(); // reader*/ |
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416 } |
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417 |
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418 |
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419 TInt CAknFepCaseManager::FindCursorPositionAtCaseCheck(TWesternNaviEvent aNaviEvent) |
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420 { |
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421 TCursorSelection curCursSel; |
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422 iFep.FepAwareTextEditor()->GetCursorSelectionForFep(curCursSel); |
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423 |
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424 TInt docLength = iFep.FepAwareTextEditor()->DocumentLengthForFep(); |
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425 TInt returnedPosition = -1; |
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426 |
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427 TCursorSelection uncommittedText = iFep.UncommittedText(); |
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428 |
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429 switch (aNaviEvent) |
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430 { |
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431 case ENullNaviEvent: |
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432 if (iFep.IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)) |
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433 { |
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434 returnedPosition = uncommittedText.HigherPos(); |
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435 } |
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436 else |
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437 { |
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438 // In case of non-predictive mode, following condition |
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439 // check text is selceted mode or not? |
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440 // In selected mode, character always being inserted |
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441 // anchor position |
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442 if( curCursSel.Length() >0 ) |
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443 { |
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444 returnedPosition = curCursSel.LowerPos(); |
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445 } |
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446 else |
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447 { |
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448 returnedPosition = curCursSel.HigherPos(); |
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449 } |
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450 } |
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451 break; |
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452 case ERightNaviEvent: |
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453 if (iFep.IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)) |
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454 { |
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455 returnedPosition = uncommittedText.HigherPos(); |
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456 } |
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457 else |
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458 { |
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459 if (curCursSel.Length()) |
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460 { |
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461 returnedPosition = curCursSel.HigherPos(); |
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462 } |
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463 else |
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464 { |
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465 if (curCursSel.iCursorPos == docLength) |
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466 { |
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467 returnedPosition = 0; |
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468 } |
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469 else |
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470 { |
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471 returnedPosition = curCursSel.HigherPos() + 1; |
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472 } |
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473 } |
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474 } |
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475 break; |
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476 case ELeftNaviEvent: |
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477 if (iFep.IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)) |
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478 { |
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479 returnedPosition = uncommittedText.LowerPos(); |
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480 } |
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481 else |
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482 { |
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483 if (curCursSel.Length()) |
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484 { |
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485 returnedPosition = curCursSel.LowerPos(); |
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486 } |
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487 else |
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488 { |
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489 if (curCursSel.iCursorPos == 0) |
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490 { |
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491 returnedPosition = docLength; |
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492 } |
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493 else |
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494 { |
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495 returnedPosition = curCursSel.LowerPos() - 1; |
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496 } |
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497 } |
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498 } |
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499 break; |
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500 case EBackspaceEvent: |
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501 if (iFep.IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)) |
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502 { |
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503 returnedPosition = uncommittedText.HigherPos(); |
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504 } |
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505 else |
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506 { |
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507 if (curCursSel.Length()) |
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508 { |
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509 returnedPosition = curCursSel.LowerPos(); |
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510 } |
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511 else |
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512 { |
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513 returnedPosition = curCursSel.LowerPos() - 1; |
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514 } |
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515 } |
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516 break; |
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517 default: |
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518 break; |
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519 } |
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520 |
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521 if (returnedPosition < 0) |
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522 { |
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523 returnedPosition = 0; |
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524 } |
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525 else if (returnedPosition > docLength) |
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526 { |
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527 returnedPosition = docLength; |
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528 } |
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529 return returnedPosition; |
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530 } |
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531 |
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532 |
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533 TBool CAknFepCaseManager::TextCaseRequired(TInt aCursorPos) |
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534 { |
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535 TBool textCaseRequired = EFalse; |
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536 TInt charPosToCheck = aCursorPos - 1; |
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537 TChar ch = KSpaceCharacter; |
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538 TBuf<CAknFepManager::ESingleCharacter> editorText; |
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539 TInt nonEnterSpaceCharCount = 0; |
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540 |
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541 if (charPosToCheck >= 0) |
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542 { |
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543 // Get the character just before the cursor. |
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544 iFep.FepAwareTextEditor()->GetEditorContentForFep(editorText, |
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545 charPosToCheck, CAknFepManager::ESingleCharacter); |
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546 ch = editorText[0]; |
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547 if ( ch == KInvertedQuestionMarkCharacter || ch == KInvertedExclamationMarkCharacter ) |
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548 { |
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549 // Text case is required imediatelly after 'spanich' question and exclamation mark that begins a sentence. |
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550 textCaseRequired = ETrue; |
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551 } |
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552 // for chinese uncode limit |
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553 if ( ch >= KChineseLowerUnicode && ch<= KChineseUpperUnicode) |
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554 { |
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555 textCaseRequired = ETrue; |
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556 } |
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557 |
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558 if( ( TUint )ch == KParagraphSeperator || ( TUint )ch == KLineFeed ) |
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559 { |
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560 // When we have enter key, we need to decide the case after: |
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561 // we reach some non space characters (OR) |
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562 // we reach the beginning of the editor |
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563 while (charPosToCheck > 0 && !textCaseRequired) |
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564 { |
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565 charPosToCheck--; |
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566 iFep.FepAwareTextEditor()->GetEditorContentForFep(editorText, |
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567 charPosToCheck, CAknFepManager::ESingleCharacter); |
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568 ch = editorText[0]; |
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569 |
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570 // IsSpace returns true for ParagraphSeperator. |
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571 if (!(ch.IsSpace() || ch == EKeyEnter) && nonEnterSpaceCharCount <= 1) |
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572 { |
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573 if (IsTextCaseCharacter(ch)) |
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574 { |
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575 textCaseRequired = ETrue; |
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576 } |
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577 break; |
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578 } |
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579 else |
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580 { |
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581 if(!( ( TUint )ch == KParagraphSeperator || ( TUint )ch == EKeyEnter || ( TUint )ch == KLineFeed ) ) |
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582 { |
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583 // Incrementing the count if we have |
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584 // IsSpace() returns True AND |
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585 // the character is not a ParagraphSeparator or Enter or Line Feed |
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586 nonEnterSpaceCharCount++; |
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587 } |
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588 if (charPosToCheck <= 0 && !nonEnterSpaceCharCount) |
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589 { |
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590 //Reached the beginning of the Editor. Text case should be ON |
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591 textCaseRequired = ETrue; |
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592 } |
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593 } |
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594 } |
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595 charPosToCheck = aCursorPos - 1; |
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596 |
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597 if (charPosToCheck <= 0 && !nonEnterSpaceCharCount) |
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598 { |
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599 // If Enter is pressed as the first character. Text case is ON |
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600 textCaseRequired = ETrue; |
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601 } |
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602 |
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603 } |
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604 |
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605 /* Teleca change begin, 27.08.2008 ssal */ |
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606 if (IsKoreanCharacter(ch)) |
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607 { |
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608 textCaseRequired = ETrue; |
|
609 } |
|
610 /* Teleca change end, 27.08.2008 ssal */ |
|
611 } |
|
612 |
|
613 |
|
614 if (charPosToCheck > 0 && !textCaseRequired) |
|
615 { |
|
616 if (iFep.IsFeatureSupportedJapanese()) |
|
617 { |
|
618 // The character case is changed to text case when the left side |
|
619 // character is Japanese character. |
|
620 if (IsJapaneseCharacter(ch)) |
|
621 { |
|
622 textCaseRequired = ETrue; |
|
623 } |
|
624 else if (ch.IsSpace() || ch == EKeyEnter || |
|
625 ch == (TUint)KPuaCodeSpaceSymbol) |
|
626 { |
|
627 while (charPosToCheck > 0) |
|
628 { |
|
629 charPosToCheck--; |
|
630 // Get the character before the previous character. |
|
631 iFep.FepAwareTextEditor()->GetEditorContentForFep(editorText, |
|
632 charPosToCheck, CAknFepManager::ESingleCharacter); |
|
633 ch = editorText[0]; |
|
634 if (!(ch.IsSpace() || ch == EKeyEnter || ch == (TUint)KPuaCodeSpaceSymbol)) |
|
635 { |
|
636 if (IsTextCaseCharacter(ch)) |
|
637 { |
|
638 // One space between the cursor and the punctuation character => text case needed |
|
639 textCaseRequired = ETrue; |
|
640 } |
|
641 break; |
|
642 } |
|
643 else if (charPosToCheck <= 0) |
|
644 { |
|
645 // reached the start of the editor => text case needed |
|
646 textCaseRequired = ETrue; |
|
647 } |
|
648 } |
|
649 } |
|
650 } |
|
651 else |
|
652 { |
|
653 if ( charPosToCheck > 0 && !textCaseRequired && !nonEnterSpaceCharCount) |
|
654 { |
|
655 if ( ch.IsSpace() || ch == EKeyEnter || |
|
656 ch == ( TUint )KPuaCodeSpaceSymbol ) |
|
657 { |
|
658 while ( charPosToCheck > 0 ) |
|
659 { |
|
660 charPosToCheck--; |
|
661 |
|
662 // Get the character before the previous character. |
|
663 iFep.FepAwareTextEditor()->GetEditorContentForFep(editorText, |
|
664 charPosToCheck, CAknFepManager::ESingleCharacter); |
|
665 |
|
666 ch = editorText[0]; |
|
667 |
|
668 // This condition is added to keep Text case ON when space is |
|
669 // entered after a "New line" character. |
|
670 if( ( TUint )ch == KParagraphSeperator ) |
|
671 { |
|
672 textCaseRequired = ETrue; |
|
673 break; |
|
674 } |
|
675 |
|
676 if ( !( ch == EKeyEnter || |
|
677 ch == ( TUint )KPuaCodeSpaceSymbol ) ) |
|
678 { |
|
679 if ( IsTextCaseCharacter( ch ) ) |
|
680 { |
|
681 textCaseRequired = ETrue; |
|
682 } |
|
683 break; |
|
684 } |
|
685 else if ( charPosToCheck <= 0 ) |
|
686 { |
|
687 // reached the start of the editor => text case needed |
|
688 textCaseRequired = ETrue; |
|
689 } |
|
690 } |
|
691 } |
|
692 } |
|
693 } |
|
694 } |
|
695 else if (charPosToCheck < 0) |
|
696 { |
|
697 // reached the start of the editor => text case needed |
|
698 textCaseRequired = ETrue; |
|
699 } |
|
700 else // if (charPosToCheck == 0) |
|
701 { |
|
702 if (!textCaseRequired && iFep.IsFeatureSupportedJapanese()) |
|
703 { |
|
704 if (IsJapaneseCharacter(ch) |
|
705 || ch.IsSpace() |
|
706 || ch == EKeyEnter |
|
707 || ch == (TUint)KPuaCodeSpaceSymbol) |
|
708 { |
|
709 // reached the start of the editor => text case needed |
|
710 textCaseRequired = ETrue; |
|
711 } |
|
712 } |
|
713 } |
|
714 |
|
715 return textCaseRequired; |
|
716 } |
|
717 |
|
718 |
|
719 TBool CAknFepCaseManager::CapsLockRequired(TInt aCursorPos, TInt aCurCase) |
|
720 { |
|
721 TBool capsLocked = iForceUpperCase; |
|
722 TInt charPosToCheck = aCursorPos - 1; |
|
723 TChar ch = KSpaceCharacter; |
|
724 TBuf<CAknFepManager::ESingleCharacter> editorText; |
|
725 |
|
726 // is the previous character alphabetical? |
|
727 if (charPosToCheck >= 0) |
|
728 { |
|
729 iFep.FepAwareTextEditor()->GetEditorContentForFep(editorText, |
|
730 charPosToCheck, CAknFepManager::ESingleCharacter); |
|
731 if( editorText.Length()>0 ) |
|
732 { |
|
733 ch = editorText[0]; |
|
734 } |
|
735 |
|
736 if (IsAlpha(ch) || |
|
737 ((aCurCase == EAknEditorUpperCase || aCurCase == ECaseInverseText) && |
|
738 !TextCaseRequired(aCursorPos))) |
|
739 { |
|
740 // Caps lock (upper case mode) is kept up if we are currently in upper case mode |
|
741 // and previous character is alpha character or for example full stop. |
|
742 // If the cursor and full stop is separated with space, text case is restored. |
|
743 capsLocked = ETrue; |
|
744 } |
|
745 } |
|
746 |
|
747 return capsLocked; |
|
748 } |
|
749 |
|
750 |
|
751 void CAknFepCaseManager::DoManualCaseUpdate() |
|
752 { |
|
753 TBool applyCaseNeeded = ETrue; |
|
754 iPreviousCase = iCurrentCase; |
|
755 TCursorSelection currentSelection; |
|
756 iFep.FepAwareTextEditor()->GetCursorSelectionForFep(currentSelection); |
|
757 |
|
758 switch (iCurrentCase) |
|
759 { |
|
760 case EAknEditorLowerCase: |
|
761 if (CapsLockRequired(currentSelection.iCursorPos, iCurrentCase) |
|
762 && IsCasePermitted(EAknEditorUpperCase)) |
|
763 { |
|
764 SetCurrentCase(EAknEditorUpperCase); |
|
765 } |
|
766 else if (!IsCasePermitted(EAknEditorTextCase) |
|
767 #ifdef RD_HINDI_PHONETIC_INPUT |
|
768 |
|
769 || iFep.IsIndicPhoneticInputLanguage() |
|
770 #endif |
|
771 ) |
|
772 { |
|
773 if( IsCasePermitted(EAknEditorUpperCase) ) |
|
774 SetCurrentCase(EAknEditorUpperCase); |
|
775 } |
|
776 else |
|
777 { |
|
778 SetCurrentCase(EAknEditorTextCase); |
|
779 } |
|
780 applyCaseNeeded = EFalse; |
|
781 break; |
|
782 case EAknEditorTextCase: |
|
783 if (iForceUpperCase && IsCasePermitted(EAknEditorUpperCase)) |
|
784 { |
|
785 SetCurrentCase(EAknEditorUpperCase); |
|
786 applyCaseNeeded = EFalse; |
|
787 break; |
|
788 } |
|
789 case EAknEditorUpperCase: |
|
790 SetCurrentCase(EAknEditorLowerCase); |
|
791 applyCaseNeeded = EFalse; |
|
792 break; |
|
793 default: |
|
794 break; |
|
795 } |
|
796 |
|
797 if (!(IsCasePermitted(iCurrentCase))) |
|
798 { |
|
799 DoManualCaseUpdate(); |
|
800 } |
|
801 else |
|
802 { |
|
803 if (applyCaseNeeded) |
|
804 { |
|
805 ApplyCase(); |
|
806 } |
|
807 } |
|
808 } |
|
809 |
|
810 |
|
811 void CAknFepCaseManager::ApplyCase() |
|
812 { |
|
813 // update engine... |
|
814 switch (iCurrentCase) |
|
815 { |
|
816 case EAknEditorUpperCase: // fall through |
|
817 case EAknEditorTextCase: |
|
818 iFep.SetCase(EUpperCase); |
|
819 break; |
|
820 case EAknEditorLowerCase: // fall through |
|
821 default: |
|
822 iFep.SetCase(ELowerCase); |
|
823 break; |
|
824 } |
|
825 if(iFep.EditorState()) |
|
826 { |
|
827 iFep.EditorState()->SetCurrentCase(iCurrentCase); |
|
828 } |
|
829 iFep.UpdateIndicators(); |
|
830 |
|
831 #ifdef RD_SCALABLE_UI_V2 |
|
832 iFep.UpdateTouchCaseMode(); |
|
833 #endif |
|
834 } |
|
835 |
|
836 |
|
837 void CAknFepCaseManager::SetFixedCase(TBool aFixedCase) |
|
838 { |
|
839 iFixedCase = aFixedCase; |
|
840 } |
|
841 |
|
842 |
|
843 TBool CAknFepCaseManager::CurrentEditorIsFixedCase() const |
|
844 { |
|
845 return iFixedCase; |
|
846 } |
|
847 |
|
848 |
|
849 TBool CAknFepCaseManager::IsCasePermitted(TInt aCase) const |
|
850 { |
|
851 // if current is permitted or current is lower and text is permitted |
|
852 CAknEdwinState* editorState = iFep.EditorState(); |
|
853 return ( editorState && ( !editorState->PermittedCases() || |
|
854 (aCase & editorState->PermittedCases() || |
|
855 (aCase == EAknEditorLowerCase && |
|
856 (EAknEditorTextCase & editorState->PermittedCases())))) ); |
|
857 } |
|
858 |
|
859 TBool CAknFepCaseManager::IsTextCaseCharacter(TChar aChar) const |
|
860 { |
|
861 TBool ret = EFalse; |
|
862 if (iTextCaseCharacters.Locate(aChar)!=KErrNotFound) |
|
863 { |
|
864 ret = ETrue; |
|
865 } |
|
866 else if (JPLangUtil::IsKanji((TText)aChar) |
|
867 || JPLangUtil::IsHiragana((TText)aChar) |
|
868 || JPLangUtil::IsKatakana((TText) aChar)) |
|
869 { |
|
870 ret = ETrue; |
|
871 } |
|
872 return ret; |
|
873 } |
|
874 |
|
875 TBool CAknFepCaseManager::IsAlpha(TChar aChar) const |
|
876 { |
|
877 TBool ret = EFalse; |
|
878 TBool isPicto = EFalse; |
|
879 |
|
880 if (iPictoInterface && iPictoInterface->Interface()) |
|
881 { |
|
882 isPicto = iPictoInterface->Interface()->IsPictograph((TText)aChar); |
|
883 } |
|
884 |
|
885 if (!( JPLangUtil::IsHiragana((TText)aChar) |
|
886 || JPLangUtil::IsKanji((TText)aChar) |
|
887 || JPLangUtil::IsKatakana((TText)aChar) |
|
888 /* Teleca change begin, 18.08.2009 ssal */ |
|
889 || IsKoreanCharacter(aChar) |
|
890 /* Teleca change end, 18.08.2009 ssal */ |
|
891 || isPicto )) |
|
892 { |
|
893 TChar ch = aChar; |
|
894 if (iFep.IsFeatureSupportedJapanese() && |
|
895 JPLangUtil::IsFullWidth((TText) ch)) |
|
896 { |
|
897 TBuf<CAknFepManager::ESingleCharacter> fullChar; |
|
898 TBuf<CAknFepManager::ESingleCharacter> halfChar; |
|
899 fullChar.Append(ch); |
|
900 if (JPLangUtil::ConvertFullToHalfWidth(fullChar, halfChar)) |
|
901 { |
|
902 ch = halfChar[0]; |
|
903 ret = ch.IsAlpha(); |
|
904 } |
|
905 } |
|
906 else |
|
907 { |
|
908 ret = ch.IsAlpha(); |
|
909 } |
|
910 } |
|
911 return ret; |
|
912 } |
|
913 |
|
914 TInt CAknFepCaseManager::PluginPermittedCases() |
|
915 { |
|
916 TInt allowedCases = ECaseInvalide; |
|
917 if ( !(iFep.EditorState()) ) |
|
918 { |
|
919 return allowedCases; |
|
920 } |
|
921 |
|
922 TInt editorCases = iFep.EditorState()->PermittedCases(); |
|
923 |
|
924 if( editorCases == 0 ) |
|
925 { |
|
926 allowedCases = ECaseUpper | ECaseLower | ECaseText | ECaseInverseText; |
|
927 } |
|
928 else |
|
929 { |
|
930 allowedCases = editorCases; |
|
931 |
|
932 if( (editorCases & EAknEditorUpperCase) && |
|
933 (editorCases & EAknEditorTextCase) ) |
|
934 { |
|
935 allowedCases |= ECaseInverseText; |
|
936 } |
|
937 } |
|
938 |
|
939 return allowedCases; |
|
940 } |
|
941 |
|
942 |
|
943 // ----------------------------------------------------------------------------- |
|
944 // CAknFepCaseManager::CapsLockRequired |
|
945 // |
|
946 // |
|
947 // ----------------------------------------------------------------------------- |
|
948 // |
|
949 TBool CAknFepCaseManager::CapsLockRequired(TInt aCurrentCase) |
|
950 { |
|
951 TCursorSelection currentSelection; |
|
952 |
|
953 if (iFep.FepAwareTextEditor()) |
|
954 { |
|
955 iFep.FepAwareTextEditor()->GetCursorSelectionForFep(currentSelection); |
|
956 return CapsLockRequired(currentSelection.iCursorPos, aCurrentCase); |
|
957 } |
|
958 |
|
959 return EFalse; |
|
960 } |
|
961 |
|
962 // ----------------------------------------------------------------------------- |
|
963 // CAknFepCaseManager::IsJapaneseCharacter |
|
964 // Determines whether a character is one of Japanese characters |
|
965 // ----------------------------------------------------------------------------- |
|
966 // |
|
967 TBool CAknFepCaseManager::IsJapaneseCharacter(TChar aChar) const |
|
968 { |
|
969 TBool ret = EFalse; |
|
970 // The character case is changed to text case when the left side |
|
971 // character is Japanese character (Hiragana, Katakana, Kanji, |
|
972 // Full-width Symbol). |
|
973 if (JPLangUtil::IsKanji((TText)aChar) |
|
974 || JPLangUtil::IsHiragana((TText)aChar) |
|
975 || JPLangUtil::IsKatakana((TText)aChar)) |
|
976 { |
|
977 // Hiragana, Katakana, Kanji |
|
978 ret = ETrue; |
|
979 } |
|
980 else if (JPLangUtil::IsFullWidth((TText)aChar) |
|
981 && aChar != KPuaCodeSpaceSymbol |
|
982 && aChar != KPuaCodeLineFeedSymbol) |
|
983 { |
|
984 if (iFep.InputMode() == ELatin |
|
985 && iFep.CharacterWidth() == EFullWidthChar) |
|
986 { |
|
987 TBuf<CAknFepManager::ESingleCharacter> fullChar; |
|
988 TBuf<CAknFepManager::ESingleCharacter> halfChar; |
|
989 fullChar.Append(aChar); |
|
990 if (JPLangUtil::ConvertFullToHalfWidth(fullChar, halfChar)) |
|
991 { |
|
992 TChar ch2 = halfChar[0]; |
|
993 if (!ch2.IsAlpha()) |
|
994 { |
|
995 // Full width Symbol or Number |
|
996 ret = ETrue; |
|
997 } |
|
998 } |
|
999 else |
|
1000 { |
|
1001 // The character which isn't converted to half is |
|
1002 // special Japanese Symbols. |
|
1003 ret = ETrue; |
|
1004 } |
|
1005 } |
|
1006 else |
|
1007 { |
|
1008 ret = ETrue; |
|
1009 } |
|
1010 } |
|
1011 return ret; |
|
1012 } |
|
1013 |
|
1014 /* Teleca change begin, 18.08.2009 ssal */ |
|
1015 // ----------------------------------------------------------------------------- |
|
1016 // CAknFepCaseManager::IsKoreanCharacter |
|
1017 // Determines whether a character is one of Korean characters |
|
1018 // ----------------------------------------------------------------------------- |
|
1019 // |
|
1020 TBool CAknFepCaseManager::IsKoreanCharacter(TChar aChar) const |
|
1021 { |
|
1022 if ( IsHangulSyllable( aChar) || IsHangulCompatibilityJamo( aChar ) ) |
|
1023 { |
|
1024 return ETrue; |
|
1025 } |
|
1026 return EFalse; |
|
1027 } |
|
1028 |
|
1029 // --------------------------------------------------------------------------- |
|
1030 // Checks that is given character hangul syllable or not. |
|
1031 // --------------------------------------------------------------------------- |
|
1032 // |
|
1033 TBool CAknFepCaseManager::IsHangulSyllable( TChar aChar ) const |
|
1034 { |
|
1035 // Character is 'hangul syllable' |
|
1036 // if it's numeric value is between KSBase and KSBase + KSCount. |
|
1037 TInt index = static_cast<TInt> ( aChar ) - KSBase; |
|
1038 if ( index < 0 || index >= KSCount ) |
|
1039 { |
|
1040 return EFalse; |
|
1041 } |
|
1042 return ETrue; |
|
1043 } |
|
1044 |
|
1045 // --------------------------------------------------------------------------- |
|
1046 // Checks that is given character hangul syllable or not. |
|
1047 // --------------------------------------------------------------------------- |
|
1048 // |
|
1049 TBool CAknFepCaseManager::IsHangulCompatibilityJamo( TChar aChar ) const |
|
1050 { |
|
1051 // Character is 'hangul compatibility jamo' |
|
1052 // if it's numeric value is between KCBase and KCBase + KCCount. |
|
1053 TInt index = static_cast<TInt> ( aChar ) - KCBase; |
|
1054 if ( index < 0 || index >= KCCount ) |
|
1055 { |
|
1056 return EFalse; |
|
1057 } |
|
1058 return ETrue; |
|
1059 } |
|
1060 |
|
1061 /* Teleca change end, 18.08.2009 ssal */ |
|
1062 // End of file |