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1 /* |
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2 * Copyright (c) 2003-2007 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: Default core for predective text input engine. |
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15 * Implements basic qwerty & multitapping input. |
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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 #include <e32property.h> |
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21 #include "PtiDefaultCore.h" |
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22 #include "PtiLanguage.h" |
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23 #include "PtiEngine.h" |
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24 #include "PtiKeyMappings.h" |
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25 #include <PtiEngine.rsg> |
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26 #include "PtiDefaultNumberModeMappingdata.h" |
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27 |
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28 #include <data_caging_path_literals.hrh> |
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29 |
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30 // CONSTANTS |
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31 const TInt KMultiTapTimeoutMS = 1000000; |
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32 //const TInt KPtiKeymappingsDefaultImplementation = 0x10281897; |
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33 |
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34 _LIT(KDefaultCoreVendor, "Default core"); |
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35 |
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36 #ifdef _DEBUG |
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37 _LIT(KPtiEnginePanic, "CPtiDefaultCore"); |
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38 #endif |
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39 |
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40 // lam with alef ligatures are entered as one press but are actually two symbols |
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41 // These four arabic characters are handled as a special case. |
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42 const TUint16 KArarbicLigatureLamWithAlefWithMaddaAboveIsolatedForm = 0xFEF5; |
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43 const TUint16 KArarbicLigatureLamWithAlefWithHamzaAboveIsolatedForm = 0xFEF7; |
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44 const TUint16 KArarbicLigatureLamWithAlefWithHamzaBelowIsolatedForm = 0xFEF9; |
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45 const TUint16 KArarbicLigatureLamWithAlefIsolatedForm = 0xFEFB; |
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46 |
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47 _LIT(KArarbicLigatureLamWithAlefWithMaddaAboveIsolatedSequence, "\x0644\x622"); |
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48 _LIT(KArarbicLigatureLamWithAlefWithHamzaAboveIsolatedSequence, "\x0644\x623"); |
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49 _LIT(KArarbicLigatureLamWithAlefWithHamzaBelowIsolatedSequence, "\x0644\x625"); |
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50 _LIT(KArarbicLigatureLamWithAlefIsolatedSequence, "\x0644\x627"); |
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51 |
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52 |
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53 // |
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54 // CMultiTapTimer |
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55 // |
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56 |
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57 // --------------------------------------------------------------------------- |
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58 // CMultiTapTimer::NewL |
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59 // |
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60 // --------------------------------------------------------------------------- |
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61 // |
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62 CMultiTapTimer* CMultiTapTimer::NewL(TCallBack aCallback) |
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63 { |
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64 CMultiTapTimer* self = new(ELeave)CMultiTapTimer(aCallback); |
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65 CleanupStack::PushL(self); |
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66 self->ConstructL(); |
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67 CleanupStack::Pop(); // self |
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68 return self; |
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69 } |
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70 |
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71 |
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72 // --------------------------------------------------------------------------- |
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73 // CMultiTapTimer::CMultitapTimer |
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74 // |
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75 // --------------------------------------------------------------------------- |
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76 // |
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77 CMultiTapTimer::CMultiTapTimer(TCallBack aCallback) |
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78 :CTimer(EPriorityStandard), iCallback(aCallback) |
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79 { |
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80 } |
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81 |
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82 // --------------------------------------------------------------------------- |
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83 // CMultiTapTimer::ConstructL |
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84 // |
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85 // --------------------------------------------------------------------------- |
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86 // |
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87 void CMultiTapTimer::ConstructL() |
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88 { |
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89 CTimer::ConstructL(); |
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90 CActiveScheduler::Add(this); |
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91 } |
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92 |
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93 // --------------------------------------------------------------------------- |
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94 // CMultiTapTimer::After |
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95 // |
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96 // --------------------------------------------------------------------------- |
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97 // |
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98 void CMultiTapTimer::After(TTimeIntervalMicroSeconds32 aInterval) |
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99 { |
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100 if (IsActive()) |
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101 { |
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102 Cancel(); |
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103 } |
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104 CTimer::After(aInterval); |
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105 } |
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106 |
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107 // --------------------------------------------------------------------------- |
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108 // CMultiTapTimer::RunL |
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109 // |
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110 // --------------------------------------------------------------------------- |
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111 // |
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112 void CMultiTapTimer::RunL() |
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113 { |
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114 iCallback.CallBack(); |
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115 } |
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116 |
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117 |
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118 // |
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119 // CPtiDefaultCore |
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120 // |
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121 |
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122 // --------------------------------------------------------------------------- |
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123 // CPtiDefaultCore::NewL |
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124 // |
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125 // --------------------------------------------------------------------------- |
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126 // |
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127 CPtiDefaultCore* CPtiDefaultCore::NewL(CPtiEngine* aOwner, TDes* aTextBuffer) |
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128 { |
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129 CPtiDefaultCore *core = new (ELeave) CPtiDefaultCore(aOwner, aTextBuffer); |
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130 CleanupStack::PushL( core ); |
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131 core->ConstructL(); |
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132 CleanupStack::Pop(); // core |
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133 return core; |
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134 } |
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135 |
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136 |
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137 // --------------------------------------------------------------------------- |
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138 // CPtiDefaultCore::CPtiDefaultCore |
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139 // . |
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140 // --------------------------------------------------------------------------- |
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141 // |
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142 CPtiDefaultCore::CPtiDefaultCore() |
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143 { |
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144 } |
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145 |
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146 |
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147 // --------------------------------------------------------------------------- |
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148 // CPtiDefaultCore::CPtiDefaultCore |
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149 // |
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150 // --------------------------------------------------------------------------- |
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151 // |
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152 CPtiDefaultCore::CPtiDefaultCore(CPtiEngine* aOwner, TDes* aTextBuffer) : iOwner(aOwner), iTextBuffer(aTextBuffer) |
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153 { |
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154 } |
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155 |
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156 |
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157 // --------------------------------------------------------------------------- |
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158 // CPtiDefaultCore::~CPtiDefaultCore |
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159 // |
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160 // --------------------------------------------------------------------------- |
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161 // |
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162 CPtiDefaultCore::~CPtiDefaultCore() |
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163 { |
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164 if (iTimer) |
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165 { |
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166 iTimer->Cancel(); |
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167 } |
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168 |
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169 ShutDownKeymapFactory(); |
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170 |
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171 delete iTimer; |
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172 delete iNumericMappings; |
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173 delete iNumericData; |
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174 |
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175 iFactoryBindings.Close(); |
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176 } |
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177 |
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178 |
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179 // --------------------------------------------------------------------------- |
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180 // CPtiDefaultCore::ConstructL |
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181 // |
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182 // --------------------------------------------------------------------------- |
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183 // |
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184 void CPtiDefaultCore::ConstructL() |
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185 { |
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186 FillCoreInfo(); |
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187 TCallBack timerExpire(TimerExpire, this); |
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188 iTimer = CMultiTapTimer::NewL(timerExpire); |
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189 iNumericData = CPtiNumberModeDataImpl::NewL(); |
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190 iNumericMappings = CPtiKeyMappings::NewL(iNumericData); |
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191 } |
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192 |
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193 |
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194 // --------------------------------------------------------------------------- |
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195 // CPtiDefaultCore::InitializeL |
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196 // |
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197 // --------------------------------------------------------------------------- |
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198 // |
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199 void CPtiDefaultCore::InitializeL(CPtiEngine* aOwner, TDes* aTextBuffer, CArrayPtrFlat<CPtiCoreLanguage>* aLanguageList, TBool /*aUseDefautUserDictionary*/) |
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200 { |
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201 iOwner = aOwner; |
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202 iTextBuffer = aTextBuffer; |
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203 iLanguageList = aLanguageList; |
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204 |
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205 TInt count = 0; |
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206 TInt err = RProperty::Get(KPtiEnginePSUid, EKeyMapPropertyCount, count); |
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207 if (err == KErrNone && count > 0) |
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208 { |
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209 // PS key found, keymap implementation list has been created and can be read |
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210 TBuf16<256> dataBuffer; |
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211 err = RProperty::Get(KPtiEnginePSUid, EKeyMapPropertyData, dataBuffer); |
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212 |
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213 if( err == KErrNone ) |
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214 { |
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215 TInt langId; |
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216 TInt factoryUid; |
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217 for(TInt i = 0; i < count; i++ ) |
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218 { |
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219 langId = dataBuffer[3*i]; |
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220 factoryUid = (dataBuffer[3*i+1] << 16) + dataBuffer[3*i+2]; |
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221 |
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222 CPtiCoreLanguage* language = CPtiCoreLanguage::NewL(); |
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223 language->SetLanguageCode(langId); |
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224 language->SetCore(this, EPtiEngineNumeric); |
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225 |
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226 CleanupStack::PushL( language ); |
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227 aLanguageList->AppendL( language ); |
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228 CleanupStack::Pop(); // language |
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229 |
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230 TPtiDataFactoryBinding newBind(langId, factoryUid); |
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231 iFactoryBindings.AppendL(newBind); |
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232 } |
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233 return; |
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234 } |
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235 } |
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236 |
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237 // PS key not defined or error, we need to fetch the data from dll:s |
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238 RArray<TInt> dataImpl; |
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239 CleanupClosePushL(dataImpl); |
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240 CPtiKeyMapDataFactory::ListImplementationsL(dataImpl); |
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241 |
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242 for (TInt i = 0; i < dataImpl.Count(); i++) |
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243 { |
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244 ShutDownKeymapFactory(); |
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245 iKeyMapDataFactory = CPtiKeyMapDataFactory::CreateImplementationL(TUid::Uid(dataImpl[i])); |
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246 ListDataFactoryLanguagesL(iKeyMapDataFactory, dataImpl[i], aLanguageList); |
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247 } |
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248 |
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249 if (!iFactoryBindings.Count()) |
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250 { |
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251 // Cannot function without keymapping data. |
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252 User::Leave(KErrCorrupt); |
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253 } |
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254 |
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255 // Write language->dll mapping data to P/S-key so we don't need to load every dll later |
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256 TBuf16<256> dataBuffer; |
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257 for(TInt i = 0; i < iFactoryBindings.Count(); i++) |
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258 { |
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259 dataBuffer.Append(iFactoryBindings[i].iLanguage); // Language id should fit in 16 bits |
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260 dataBuffer.Append(iFactoryBindings[i].iFactoryImplUid >> 16); // 32-bit Uid is appended in two parts |
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261 dataBuffer.Append(iFactoryBindings[i].iFactoryImplUid); |
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262 } |
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263 |
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264 // If these fail, then they just fail. |
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265 RProperty::Set(KPtiEnginePSUid, EKeyMapPropertyCount, iFactoryBindings.Count()); |
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266 RProperty::Set(KPtiEnginePSUid, EKeyMapPropertyData, dataBuffer); |
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267 |
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268 CleanupStack::PopAndDestroy(); // dataImpl |
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269 } |
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270 |
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271 |
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272 // --------------------------------------------------------------------------- |
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273 // CPtiDefaultCore::OpenLanguageL |
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274 // |
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275 // --------------------------------------------------------------------------- |
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276 // |
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277 TInt CPtiDefaultCore::OpenLanguageL(CPtiCoreLanguage* aLanguage) |
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278 { |
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279 TRAPD(err, LoadFactoryForLanguageL(aLanguage->LanguageCode())); |
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280 |
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281 ClearFlag(EPtiFlagVowelSeq); |
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282 |
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283 return err; |
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284 } |
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285 |
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286 |
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287 // --------------------------------------------------------------------------- |
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288 // CPtiDefaultCore::CloseLanguageL |
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289 // |
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290 // --------------------------------------------------------------------------- |
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291 // |
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292 TInt CPtiDefaultCore::CloseLanguageL() |
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293 { |
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294 if (iOwner->CurrentLanguage()) |
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295 { |
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296 CPtiCoreLanguage* curLang = static_cast<CPtiCoreLanguage*>(iOwner->CurrentLanguage()); |
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297 curLang->SetKeyMapDataFactory(NULL); |
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298 } |
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299 |
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300 ClearFlag(EPtiFlagVowelSeq); |
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301 return KErrNone; |
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302 } |
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303 |
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304 |
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305 // --------------------------------------------------------------------------- |
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306 // CPtiDefaultCore::GetCurrentWord |
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307 // |
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308 // --------------------------------------------------------------------------- |
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309 // |
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310 TPtrC CPtiDefaultCore::GetCurrentWord() const |
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311 { |
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312 __ASSERT_DEBUG(iTextBuffer, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
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313 |
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314 return TPtrC(iTextBuffer->Ptr()); |
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315 } |
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316 |
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317 |
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318 // --------------------------------------------------------------------------- |
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319 // CPtiDefaultCore::CommitCurrentWord |
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320 // |
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321 // --------------------------------------------------------------------------- |
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322 // |
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323 TInt CPtiDefaultCore::CommitCurrentWord() |
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324 { |
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325 ClearBuffer(); |
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326 return KErrNone; |
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327 } |
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328 |
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329 |
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330 // --------------------------------------------------------------------------- |
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331 // CPtiDefaultCore::NumberOfCandidates |
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332 // |
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333 // --------------------------------------------------------------------------- |
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334 // |
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335 TInt CPtiDefaultCore::NumberOfCandidates() |
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336 { |
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337 __ASSERT_DEBUG(iTextBuffer, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
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338 |
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339 if (iTextBuffer->Length() == 0) |
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340 { |
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341 return 0; |
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342 } |
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343 |
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344 return 1; |
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345 } |
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346 |
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347 |
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348 // --------------------------------------------------------------------------- |
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349 // CPtiDefaultCore::FillCoreInfo |
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350 // |
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351 // --------------------------------------------------------------------------- |
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352 // |
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353 void CPtiDefaultCore::FillCoreInfo() |
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354 { |
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355 iCoreInfo.SetCapsBits(0); |
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356 iCoreInfo.SetMaxWordLength(KDefaulCoreMaximumWordLength); |
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357 iCoreInfo.SetVendorString( KDefaultCoreVendor ); |
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358 iCoreInfo.SetMaxNumberOfCandidates(1); |
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359 iCoreInfo.SetUid(KDefaultCoreUid); |
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360 } |
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361 |
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362 |
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363 // --------------------------------------------------------------------------- |
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364 // CPtiDefaultCore::SetReordering |
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365 // |
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366 // --------------------------------------------------------------------------- |
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367 // |
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368 TInt CPtiDefaultCore::SetReordering(TBool aStatus) |
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369 { |
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370 if (aStatus) |
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371 { |
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372 return KErrNotSupported; |
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373 } |
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374 |
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375 return KErrNone; |
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376 } |
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377 |
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378 |
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379 // --------------------------------------------------------------------------- |
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380 // CPtiDefaultCore::AppendKeyPress |
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381 // |
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382 // --------------------------------------------------------------------------- |
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383 // |
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384 void CPtiDefaultCore::AppendKeyPress(TPtiKey aKey) |
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385 { |
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386 __ASSERT_DEBUG(iOwner, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
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387 |
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388 CPtiCoreLanguage* lang = static_cast<CPtiCoreLanguage*>(iOwner->CurrentLanguage()); |
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389 const TPtiEngineInputMode inputMode = iOwner->InputMode(); |
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390 const TBool qwerty = iOwner->IsQwertyBasedMode(inputMode); |
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391 TBool append = ETrue; |
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392 TUint16 overridingDeadKey = 0; |
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393 |
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394 ClearFlag(EPtiGetAllFlag); |
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395 |
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396 __ASSERT_DEBUG(lang, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
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397 |
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398 MPtiKeyMappings* maps = NULL; |
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399 |
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400 if (inputMode == EPtiEngineNumeric) |
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401 { |
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402 maps = iNumericMappings; |
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403 } |
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404 else if (inputMode == EPtiEngineHalfQwerty) |
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405 { |
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406 if (lang->HasInputMode(EPtiEngineHalfQwerty)) |
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407 { |
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408 maps = lang->GetHalfQwertyKeymappings(); |
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409 } |
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410 } |
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411 else if (qwerty) |
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412 { |
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413 if (lang->HasInputMode(EPtiEngineQwerty)) |
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414 { |
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415 maps = lang->GetQwertyKeymappings(); |
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416 } |
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417 } |
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418 else |
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419 { |
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420 if (lang->HasInputMode(EPtiEngineMultitapping)) |
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421 { |
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422 maps = lang->GetKeymappings(); |
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423 } |
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424 } |
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425 |
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426 if (!maps) |
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427 { |
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428 iTimer->Cancel(); |
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429 return; |
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430 } |
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431 |
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432 if (iTimer->IsActive()) |
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433 { |
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434 TUint16 chr = maps->NextKey(aKey, append, iOwner->Case()); |
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435 if (chr && (!append) && (iTextBuffer->Length() > 0)) |
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436 { |
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437 iTextBuffer->SetLength(iTextBuffer->Length() - 1); |
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438 } |
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439 if (iTextBuffer->Length() < iTextBuffer->MaxLength()) |
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440 { |
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441 if (chr) |
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442 { |
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443 iTextBuffer->Append(chr); |
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444 } |
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445 } |
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446 } |
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447 else |
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448 { |
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449 if (iTextBuffer->Length() < iTextBuffer->MaxLength()) |
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450 { |
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451 if (qwerty) |
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452 { |
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453 CPtiQwertyKeyMappings* qmap = static_cast<CPtiQwertyKeyMappings*>(maps); |
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454 if (lang->LanguageCode() == ELangVietnamese) |
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455 { |
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456 qmap->SetFlag(CPtiQwertyKeyMappings::ETrackVietnameseToneMarksAndVowels); |
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457 } |
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458 else |
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459 { |
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460 qmap->ResetFlag(CPtiQwertyKeyMappings::ETrackVietnameseToneMarksAndVowels); |
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461 } |
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462 |
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463 if (qmap->DeadKey() && (aKey == qmap->CurrentKey())) |
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464 { |
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465 overridingDeadKey = qmap->DeadKeyRootChar(); |
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466 } |
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467 } |
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468 |
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469 TUint16 chr = maps->StartMapping(aKey, iOwner->Case(), inputMode); |
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470 |
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471 if (chr == KPtiGetAllMarker) |
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472 { |
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473 if (lang->LanguageCode() == ELangHindi) |
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474 { |
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475 TPtrC ptr = maps->GetAll(iOwner->Case()); |
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476 iTextBuffer->Append(ptr.Left(iTextBuffer->MaxLength() - iTextBuffer->Length())); |
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477 SetFlag(EPtiGetAllFlag); |
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478 } |
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479 } |
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480 else if (chr) |
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481 { |
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482 switch (chr) |
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483 { |
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484 case KArarbicLigatureLamWithAlefWithMaddaAboveIsolatedForm: |
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485 iTextBuffer->Append(KArarbicLigatureLamWithAlefWithMaddaAboveIsolatedSequence); |
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486 SetFlag(EPtiDoubleWideEntry); |
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487 break; |
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488 case KArarbicLigatureLamWithAlefWithHamzaAboveIsolatedForm: |
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489 iTextBuffer->Append(KArarbicLigatureLamWithAlefWithHamzaAboveIsolatedSequence); |
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490 SetFlag(EPtiDoubleWideEntry); |
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491 break; |
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492 case KArarbicLigatureLamWithAlefWithHamzaBelowIsolatedForm: |
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493 iTextBuffer->Append(KArarbicLigatureLamWithAlefWithHamzaBelowIsolatedSequence); |
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494 SetFlag(EPtiDoubleWideEntry); |
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495 break; |
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496 case KArarbicLigatureLamWithAlefIsolatedForm: |
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497 iTextBuffer->Append(KArarbicLigatureLamWithAlefIsolatedSequence); |
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498 SetFlag(EPtiDoubleWideEntry); |
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499 break; |
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500 default: |
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501 iTextBuffer->Append(chr); |
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502 } |
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503 } |
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504 |
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505 if (qwerty) |
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506 { |
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507 // There was dead key press waiting, but last key press didn't |
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508 // contain dead key data, so both keys will be inserted. |
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509 CPtiQwertyKeyMappings* qmap = static_cast<CPtiQwertyKeyMappings*>(maps); |
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510 |
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511 if (overridingDeadKey != 0) |
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512 { |
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513 qmap->ClearDeadKey(); |
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514 } |
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515 else if (qmap->DeadKeyRootFlag()) |
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516 { |
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517 if (iTextBuffer->Length() < iTextBuffer->MaxLength()) |
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518 { |
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519 SetFlag(EPtiDeadKeyRootFlag); // This will indicate PtiEngine that extra character |
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520 // was added to buffer. |
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521 iTextBuffer->Append(maps->StartMapping(aKey, iOwner->Case())); |
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522 } |
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523 } |
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524 else if ((qmap->VowelSequenceFlag()) && |
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525 (lang->LanguageCode() == ELangVietnamese)) |
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526 { |
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527 // This was Vietnamese vowel sequence, remove first vowel |
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528 // component from buffer. |
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529 TInt numRemove = (iTextBuffer->Length() > 1 ? 2 : 1); |
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530 iTextBuffer->SetLength(iTextBuffer->Length() - numRemove); |
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531 iTextBuffer->Append(qmap->VowelSequenceResult()); |
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532 SetFlag(EPtiFlagVowelSeq); |
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533 } |
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534 } |
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535 } |
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536 } |
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537 |
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538 const TPtiTextCase textCase = iOwner->Case(); |
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539 // In Querty mode . default core always get called. |
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540 // When Fn key is pressed its not in multitap its not in multitapmode |
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541 // multitap timer should be canceled. |
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542 |
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543 if (qwerty && |
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544 ((textCase == EPtiCaseLower) || (textCase == EPtiCaseUpper) ||(textCase == EPtiCaseFnLower) || (textCase == EPtiCaseFnUpper)|| |
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545 ((inputMode == EPtiEngineZhuyinQwerty || inputMode ==EPtiEnginePinyinQwerty || |
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546 inputMode == EPtiEngineStrokeQwerty ||inputMode == EPtiEngineZhuyinPhraseQwerty || |
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547 inputMode == EPtiEngineStrokePhraseQwerty ||inputMode == EPtiEnginePinyinPhraseQwerty ) && |
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548 (textCase == EPtiCaseChrUpper || |
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549 textCase == EPtiCaseChrLower)))) |
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550 { |
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551 iTimer->Cancel(); |
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552 } |
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553 else |
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554 { |
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555 iTimer->After(KMultiTapTimeoutMS); |
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556 } |
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557 } |
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558 |
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559 |
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560 |
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561 // --------------------------------------------------------------------------- |
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562 // CPtiDefaultCore::DeleteKeyPress |
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563 // |
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564 // --------------------------------------------------------------------------- |
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565 // |
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566 void CPtiDefaultCore::DeleteKeyPress() |
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567 { |
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568 __ASSERT_DEBUG(iOwner, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
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569 |
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570 ClearFlag(EPtiGetAllFlag | EPtiFlagVowelSeq); |
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571 |
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572 if (iTimer->IsActive()) |
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573 { |
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574 iTimer->Cancel(); |
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575 } |
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576 |
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577 if (iTextBuffer->Length() > 0) |
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578 { |
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579 // Delete last character. |
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580 iTextBuffer->SetLength(iTextBuffer->Length() - 1); |
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581 } |
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582 |
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583 ClearVowelSequence(); |
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584 } |
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585 |
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586 |
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587 // --------------------------------------------------------------------------- |
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588 // CPtiDefaultCore::ClearBuffer |
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589 // |
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590 // --------------------------------------------------------------------------- |
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591 // |
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592 void CPtiDefaultCore::ClearBuffer() |
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593 { |
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594 __ASSERT_DEBUG(iTimer, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
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595 |
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596 iTimer->Cancel(); |
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597 } |
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598 |
|
599 |
|
600 // --------------------------------------------------------------------------- |
|
601 // CPtiDefaultCore::ClearVowelSequence |
|
602 // |
|
603 // --------------------------------------------------------------------------- |
|
604 // |
|
605 void CPtiDefaultCore::ClearVowelSequence() |
|
606 { |
|
607 __ASSERT_DEBUG(iOwner, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
608 |
|
609 if (iOwner->IsQwertyBasedMode(iOwner->InputMode())) |
|
610 { |
|
611 CPtiCoreLanguage* lang = static_cast<CPtiCoreLanguage*>(iOwner->CurrentLanguage()); |
|
612 __ASSERT_DEBUG(lang, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
613 CPtiQwertyKeyMappings* qMap = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
614 if (qMap) |
|
615 { |
|
616 qMap->ClearVowelSequence(); |
|
617 qMap->ClearLastChar(); |
|
618 } |
|
619 } |
|
620 } |
|
621 |
|
622 |
|
623 // --------------------------------------------------------------------------- |
|
624 // CPtiDefaultCore::SetCurrentInputSequence |
|
625 // |
|
626 // --------------------------------------------------------------------------- |
|
627 // |
|
628 TInt CPtiDefaultCore::SetCurrentInputSequence(TPtrC8 /*aInput*/) |
|
629 { |
|
630 __ASSERT_DEBUG(iTimer, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
631 |
|
632 if (iTimer->IsActive()) |
|
633 { |
|
634 iTimer->Cancel(); |
|
635 } |
|
636 |
|
637 ClearVowelSequence(); |
|
638 |
|
639 return KErrNone; |
|
640 } |
|
641 |
|
642 |
|
643 // --------------------------------------------------------------------------- |
|
644 // CPtiDefaultCore::TimerExpire |
|
645 // |
|
646 // --------------------------------------------------------------------------- |
|
647 // |
|
648 TInt CPtiDefaultCore::TimerExpire(TAny* aPtr) |
|
649 { |
|
650 return reinterpret_cast<CPtiDefaultCore*>(aPtr)->DoTimerExpire(); |
|
651 } |
|
652 |
|
653 |
|
654 // --------------------------------------------------------------------------- |
|
655 // CPtiDefaultCore::DoTimerExpire |
|
656 // |
|
657 // --------------------------------------------------------------------------- |
|
658 // |
|
659 TInt CPtiDefaultCore::DoTimerExpire() |
|
660 { |
|
661 __ASSERT_DEBUG(iOwner, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
662 |
|
663 if (iOwner->Observer()) |
|
664 { |
|
665 iOwner->Observer()->KeyTimerExpired(); |
|
666 } |
|
667 return KErrNone; |
|
668 } |
|
669 |
|
670 |
|
671 // --------------------------------------------------------------------------- |
|
672 // CPtiDefaultCore::DropLanguages |
|
673 // |
|
674 // --------------------------------------------------------------------------- |
|
675 // |
|
676 void CPtiDefaultCore::DropLanguages(CArrayPtrFlat<CPtiCoreLanguage>* aLanguageList) |
|
677 { |
|
678 for (TInt i = 0; i < aLanguageList->Count(); i++) |
|
679 { |
|
680 if (aLanguageList->At(i)->HasInputMode(EPtiEngineMultitapping)) |
|
681 { |
|
682 aLanguageList->At(i)->ClearMultitapping(); |
|
683 if (aLanguageList->At(i)->GetCore(EPtiEngineMultitapping) == this) |
|
684 { |
|
685 aLanguageList->At(i)->SetCore(NULL, EPtiEngineMultitapping); |
|
686 } |
|
687 } |
|
688 if (aLanguageList->At(i)->HasInputMode(EPtiEngineQwerty)) |
|
689 { |
|
690 aLanguageList->At(i)->ClearQwerty(); |
|
691 if (aLanguageList->At(i)->GetCore(EPtiEngineQwerty) == this) |
|
692 { |
|
693 aLanguageList->At(i)->SetCore(NULL, EPtiEngineQwerty); |
|
694 } |
|
695 } |
|
696 if (aLanguageList->At(i)->HasInputMode(EPtiEngineHalfQwerty)) |
|
697 { |
|
698 aLanguageList->At(i)->ClearHalfQwerty(); |
|
699 if (aLanguageList->At(i)->GetCore(EPtiEngineHalfQwerty) == this) |
|
700 { |
|
701 aLanguageList->At(i)->SetCore(NULL, EPtiEngineHalfQwerty); |
|
702 } |
|
703 } |
|
704 } |
|
705 } |
|
706 |
|
707 |
|
708 // --------------------------------------------------------------------------- |
|
709 // CPtiDefaultCore::GetCoreInfo |
|
710 // |
|
711 // --------------------------------------------------------------------------- |
|
712 // |
|
713 MPtiCoreInfo* CPtiDefaultCore::GetCoreInfo() |
|
714 { |
|
715 return &iCoreInfo; |
|
716 } |
|
717 |
|
718 |
|
719 // --------------------------------------------------------------------------- |
|
720 // CPtiDefaultCore::Convert |
|
721 // |
|
722 // --------------------------------------------------------------------------- |
|
723 // |
|
724 TInt CPtiDefaultCore::Convert(TPtiCharConversion /*aType*/, |
|
725 TAny* /*aInput*/, |
|
726 TInt /*aInputLength*/, |
|
727 TAny* /*aOutput*/) |
|
728 { |
|
729 return KErrNotSupported; |
|
730 } |
|
731 |
|
732 |
|
733 // --------------------------------------------------------------------------- |
|
734 // CPtiDefaultCore::SetExternalKeyMapL |
|
735 // |
|
736 // --------------------------------------------------------------------------- |
|
737 // |
|
738 TInt CPtiDefaultCore::SetExternalKeyMapL(TPtiEngineInputMode aMode, |
|
739 TPtiKey aKey, |
|
740 TDesC& aKeyMap, |
|
741 TPtiTextCase aCase) |
|
742 { |
|
743 if (aMode == EPtiEngineNumeric) |
|
744 { |
|
745 __ASSERT_DEBUG(iNumericMappings, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
746 |
|
747 // Always available. Case doesn't apply for numeric mode, |
|
748 // so both cases are always updated. |
|
749 TInt ret = iNumericMappings->ReplaceKeyMapL(aKey, aKeyMap, EPtiCaseLower); |
|
750 if (ret != KErrNone) |
|
751 { |
|
752 return ret; |
|
753 } |
|
754 return iNumericMappings->ReplaceKeyMapL(aKey, aKeyMap, EPtiCaseUpper); |
|
755 } |
|
756 else |
|
757 { |
|
758 __ASSERT_DEBUG(iOwner, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
759 |
|
760 CPtiCoreLanguage* lang = static_cast<CPtiCoreLanguage*>(iOwner->CurrentLanguage()); |
|
761 if (!lang) |
|
762 { |
|
763 return KErrCorrupt; |
|
764 } |
|
765 |
|
766 MPtiKeyMappings* maps = NULL; |
|
767 if (aMode == EPtiEngineMultitapping) |
|
768 { |
|
769 maps = lang->GetKeymappings(); |
|
770 } |
|
771 else if (aMode == EPtiEngineQwerty) |
|
772 { |
|
773 maps = lang->GetQwertyKeymappings(); |
|
774 } |
|
775 else if (aMode == EPtiEngineHalfQwerty) |
|
776 { |
|
777 maps = lang->GetHalfQwertyKeymappings(); |
|
778 } |
|
779 |
|
780 if (maps) |
|
781 { |
|
782 return maps->ReplaceKeyMapL(aKey, aKeyMap, aCase); |
|
783 } |
|
784 } |
|
785 |
|
786 |
|
787 return KErrNotSupported; |
|
788 } |
|
789 |
|
790 |
|
791 // --------------------------------------------------------------------------- |
|
792 // CPtiDefaultCore::GetSpelling |
|
793 // |
|
794 // --------------------------------------------------------------------------- |
|
795 // |
|
796 TInt CPtiDefaultCore::GetSpelling(TUint16 /*aInput*/, TDes& /*aOutput*/, |
|
797 TPtiSpelling /*aType*/) |
|
798 { |
|
799 return KErrNotSupported; |
|
800 } |
|
801 |
|
802 |
|
803 // --------------------------------------------------------------------------- |
|
804 // CPtiDefaultCore::CancelTimerActivity |
|
805 // |
|
806 // --------------------------------------------------------------------------- |
|
807 // |
|
808 TInt CPtiDefaultCore::CancelTimerActivity() |
|
809 { |
|
810 __ASSERT_DEBUG(iTimer, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
811 |
|
812 iTimer->Cancel(); |
|
813 return KErrNone; |
|
814 } |
|
815 |
|
816 |
|
817 // --------------------------------------------------------------------------- |
|
818 // CPtiDefaultCore::HandleCommandL |
|
819 // |
|
820 // --------------------------------------------------------------------------- |
|
821 // |
|
822 TInt CPtiDefaultCore::HandleCommandL(TPtiEngineCommand aCommand, TAny* aParams) |
|
823 { |
|
824 __ASSERT_DEBUG(iOwner, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
825 |
|
826 CPtiCoreLanguage* lang = static_cast<CPtiCoreLanguage*>(iOwner->CurrentLanguage()); |
|
827 TBool qwerty = EFalse; |
|
828 if (lang) |
|
829 { |
|
830 qwerty = lang->HasInputMode(EPtiEngineQwerty); |
|
831 } |
|
832 |
|
833 switch (aCommand) |
|
834 { |
|
835 case EPtiCommandPollQwertyDeadKeyRootFlag: |
|
836 { |
|
837 if (IsFlagSet(EPtiDeadKeyRootFlag)) |
|
838 { |
|
839 ClearFlag(EPtiDeadKeyRootFlag); |
|
840 return ETrue; |
|
841 } |
|
842 |
|
843 return EFalse; |
|
844 } |
|
845 case EPtiCommandGetAndClearDeadKeyRootChar: |
|
846 { |
|
847 TUint16 ret = 0; |
|
848 |
|
849 if (lang && qwerty) |
|
850 { |
|
851 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
852 if (maps->DeadKey()) |
|
853 { |
|
854 maps->ClearDeadKey(); |
|
855 ret = maps->DeadKeyRootChar(); |
|
856 } |
|
857 } |
|
858 |
|
859 return ret; |
|
860 } |
|
861 case EPtiCommandDeadKeyWaiting: |
|
862 { |
|
863 TUint16 ret = 0; |
|
864 |
|
865 if (lang && qwerty) |
|
866 { |
|
867 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
868 if (maps->DeadKey()) |
|
869 { |
|
870 ret = 1; |
|
871 } |
|
872 } |
|
873 |
|
874 return ret; |
|
875 } |
|
876 |
|
877 case EPtiCommandQueryAndClearGetAllFlag: |
|
878 { |
|
879 TBool ret = IsFlagSet(EPtiGetAllFlag); |
|
880 ClearFlag(EPtiGetAllFlag); |
|
881 return ret; |
|
882 } |
|
883 |
|
884 case EPtiCommandGetAndClearVowelSequence: |
|
885 { |
|
886 if (IsFlagSet(EPtiFlagVowelSeq)) |
|
887 { |
|
888 if (lang && qwerty) |
|
889 { |
|
890 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
891 ClearFlag(EPtiFlagVowelSeq); |
|
892 return maps->VowelSequenceResult(); |
|
893 } |
|
894 } |
|
895 |
|
896 return 0; |
|
897 } |
|
898 case EPtiCommandVowelSeqFlag: |
|
899 return IsFlagSet(EPtiFlagVowelSeq); |
|
900 case EPtiCommandClearVowelSeq: |
|
901 { |
|
902 ClearFlag(EPtiFlagVowelSeq); |
|
903 if (lang && qwerty) |
|
904 { |
|
905 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
906 if (maps) |
|
907 { |
|
908 maps->ClearVowelSequence(); |
|
909 } |
|
910 } |
|
911 } |
|
912 return 0; |
|
913 case EPtiCommandGetAndClearLastVietnameseChar: |
|
914 { |
|
915 if (lang && qwerty) |
|
916 { |
|
917 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
918 if (maps) |
|
919 { |
|
920 TInt ret = maps->GetLastChar(); |
|
921 maps->ClearLastChar(); |
|
922 return ret; |
|
923 } |
|
924 } |
|
925 } |
|
926 return 0; |
|
927 case EPtiCommandSetVietnameseLastChar: |
|
928 { |
|
929 if (lang && qwerty) |
|
930 { |
|
931 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
932 if (maps) |
|
933 { |
|
934 maps->SetLastChar((TInt)aParams); |
|
935 } |
|
936 } |
|
937 } |
|
938 return 0; |
|
939 case EPtiCommandQueryReplacePrevious: |
|
940 { |
|
941 if (lang && qwerty) |
|
942 { |
|
943 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
944 if (maps) |
|
945 { |
|
946 TChar rep = maps->ReplacedCharacter(); |
|
947 if (maps->VowelCase() == EPtiCaseUpper || |
|
948 maps->VowelCase() == EPtiCaseChrUpper) |
|
949 { |
|
950 rep.UpperCase(); |
|
951 } |
|
952 else |
|
953 { |
|
954 rep.LowerCase(); |
|
955 } |
|
956 |
|
957 return rep; |
|
958 } |
|
959 } |
|
960 } |
|
961 return 0; |
|
962 case EPtiCommandSetLastKeyForVietnamese: |
|
963 { |
|
964 if (lang && qwerty) |
|
965 { |
|
966 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
967 if (maps) |
|
968 { |
|
969 TPtiKey key = (TPtiKey)((TInt)aParams); |
|
970 maps->SetLastKey(key); |
|
971 } |
|
972 } |
|
973 } |
|
974 return 0; |
|
975 |
|
976 case EPtiCommandResetVietnameseVowelSeqAndToneMark: |
|
977 ClearFlag(EPtiFlagVowelSeq); |
|
978 if (lang && qwerty) |
|
979 { |
|
980 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
981 if (maps) |
|
982 { |
|
983 maps->ResetVietnameseVowelSequenceAndToneMarks(); |
|
984 } |
|
985 } |
|
986 return 0; |
|
987 |
|
988 case EPtiCommandGetVietnameseLastKey: |
|
989 if ((lang) && (lang->HasInputMode(EPtiEngineQwerty))) |
|
990 { |
|
991 CPtiQwertyKeyMappings* maps = static_cast<CPtiQwertyKeyMappings*>(lang->GetQwertyKeymappings()); |
|
992 if (maps) |
|
993 { |
|
994 return (TInt)maps->LastKey(); |
|
995 } |
|
996 } |
|
997 return 0; |
|
998 case EPtiCommandDoubleWideEntry: |
|
999 { |
|
1000 TInt ret = IsFlagSet(EPtiDoubleWideEntry); |
|
1001 ClearFlag(EPtiDoubleWideEntry); |
|
1002 return ret; |
|
1003 } |
|
1004 default: |
|
1005 break; |
|
1006 } |
|
1007 |
|
1008 return KErrNotSupported; |
|
1009 } |
|
1010 |
|
1011 |
|
1012 // --------------------------------------------------------------------------- |
|
1013 // CPtiDefaultCore::ListDataFactoryLanguagesL |
|
1014 // |
|
1015 // --------------------------------------------------------------------------- |
|
1016 // |
|
1017 void CPtiDefaultCore::ListDataFactoryLanguagesL(CPtiKeyMapDataFactory* aDataFactory, |
|
1018 TInt aImplUid, |
|
1019 CArrayPtrFlat<CPtiCoreLanguage>* aLanguageList) |
|
1020 { |
|
1021 __ASSERT_DEBUG(aDataFactory, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
1022 |
|
1023 RArray<TInt> langs; |
|
1024 aDataFactory->ListLanguagesL(langs); |
|
1025 CleanupClosePushL(langs); |
|
1026 |
|
1027 for (TInt i = 0; i < langs.Count(); i++) |
|
1028 { |
|
1029 CPtiCoreLanguage* language = NULL; |
|
1030 |
|
1031 for (TInt j = 0; j < iFactoryBindings.Count(); j++) |
|
1032 { |
|
1033 // Remove possible earlier bindings for this language (ie. |
|
1034 // newly installed dlls will replace old languages). |
|
1035 if (iFactoryBindings[j].iLanguage == langs[i]) |
|
1036 { |
|
1037 iFactoryBindings.Remove(j); |
|
1038 break; |
|
1039 } |
|
1040 } |
|
1041 |
|
1042 if (!language) |
|
1043 { |
|
1044 language = CPtiCoreLanguage::NewL(); |
|
1045 CleanupStack::PushL( language ); |
|
1046 aLanguageList->AppendL( language ); |
|
1047 CleanupStack::Pop(); // language |
|
1048 } |
|
1049 |
|
1050 language->SetLanguageCode(langs[i]); |
|
1051 language->SetCore(this, EPtiEngineNumeric); |
|
1052 language->SetKeyMapDataFactory(aDataFactory); |
|
1053 language->GetKeymappings(); // Force core list to be updated. |
|
1054 language->SetKeyMapDataFactory(NULL); |
|
1055 |
|
1056 TPtiDataFactoryBinding newBind(langs[i], aImplUid); |
|
1057 iFactoryBindings.AppendL(newBind); |
|
1058 } |
|
1059 |
|
1060 CleanupStack::PopAndDestroy(); // langs |
|
1061 } |
|
1062 |
|
1063 |
|
1064 // --------------------------------------------------------------------------- |
|
1065 // CPtiDefaultCore::LoadFactoryForLanguageL |
|
1066 // |
|
1067 // --------------------------------------------------------------------------- |
|
1068 // |
|
1069 void CPtiDefaultCore::LoadFactoryForLanguageL(TInt aLanguage) |
|
1070 { |
|
1071 __ASSERT_DEBUG(iOwner, User::Panic(KPtiEnginePanic, KErrCorrupt)); |
|
1072 |
|
1073 TInt currentUid = 0; |
|
1074 if (iKeyMapDataFactory) |
|
1075 { |
|
1076 currentUid = iKeyMapDataFactory->ImplementationUid(); |
|
1077 } |
|
1078 |
|
1079 CPtiCoreLanguage* coreLang = static_cast<CPtiCoreLanguage*>(iOwner->GetLanguage(aLanguage)); |
|
1080 if (!coreLang) |
|
1081 { |
|
1082 User::Leave(KErrCorrupt); |
|
1083 } |
|
1084 |
|
1085 coreLang->SetKeyMapDataFactory(NULL); |
|
1086 for (TInt i = 0; i < iFactoryBindings.Count(); i++) |
|
1087 { |
|
1088 if (iFactoryBindings[i].iLanguage == aLanguage) |
|
1089 { |
|
1090 if (iFactoryBindings[i].iFactoryImplUid == currentUid) |
|
1091 { |
|
1092 coreLang->SetKeyMapDataFactory(iKeyMapDataFactory); |
|
1093 return; |
|
1094 } |
|
1095 |
|
1096 // Factory is about to change. Clear references to old one. |
|
1097 ShutDownKeymapFactory(); |
|
1098 |
|
1099 iKeyMapDataFactory = CPtiKeyMapDataFactory::CreateImplementationL(TUid::Uid(iFactoryBindings[i].iFactoryImplUid)); |
|
1100 coreLang->SetKeyMapDataFactory(iKeyMapDataFactory); |
|
1101 |
|
1102 return; |
|
1103 } |
|
1104 } |
|
1105 |
|
1106 User::Leave(KErrNotFound); |
|
1107 } |
|
1108 |
|
1109 |
|
1110 // --------------------------------------------------------------------------- |
|
1111 // CPtiDefaultCore::ShutDownKeymapFactory |
|
1112 // |
|
1113 // --------------------------------------------------------------------------- |
|
1114 // |
|
1115 void CPtiDefaultCore::ShutDownKeymapFactory() |
|
1116 { |
|
1117 if (iLanguageList) |
|
1118 { |
|
1119 CPtiCoreLanguage* lang = NULL; |
|
1120 for (TInt i = 0; i < iLanguageList->Count(); i++) |
|
1121 { |
|
1122 lang = static_cast<CPtiCoreLanguage*>(iLanguageList->At(i)); |
|
1123 if (lang && lang->DataFactory() == iKeyMapDataFactory) |
|
1124 { |
|
1125 lang->SetKeyMapDataFactory(NULL); |
|
1126 } |
|
1127 } |
|
1128 |
|
1129 delete iKeyMapDataFactory; |
|
1130 iKeyMapDataFactory = NULL; |
|
1131 } |
|
1132 } |
|
1133 |
|
1134 // End of file |