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1 /* |
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2 * Copyright (c) 2003-2006 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: PtiKeyMappings class implementation. |
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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 #include "PtiKeyMappings.h" |
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20 #include <PtiKeyMapData.h> |
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21 |
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22 // CONSTANTS |
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23 #ifdef _DEBUG |
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24 _LIT(KPtiNoKeyMapDataPanic, "PtiEngine: No ITU-T keymap data set."); |
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25 #endif |
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26 |
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27 // |
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28 // CPtiMappings |
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29 // |
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30 |
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31 // --------------------------------------------------------------------------- |
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32 // CPtiMappings::CPtiMappings |
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33 // |
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34 // --------------------------------------------------------------------------- |
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35 // |
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36 CPtiMappings::CPtiMappings() |
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37 { |
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38 } |
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39 |
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40 |
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41 // --------------------------------------------------------------------------- |
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42 // CPtiMappings::CPtiMappings |
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43 // |
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44 // --------------------------------------------------------------------------- |
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45 // |
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46 CPtiMappings::CPtiMappings(CPtiKeyMapData* aData) : iKeyMapData(aData) |
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47 { |
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48 } |
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49 |
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50 |
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51 // --------------------------------------------------------------------------- |
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52 // CPtiMappings::~CPtiMappings |
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53 // |
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54 // --------------------------------------------------------------------------- |
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55 // |
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56 CPtiMappings::~CPtiMappings() |
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57 { |
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58 iReplacedMappings.Close(); |
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59 } |
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60 |
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61 |
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62 // --------------------------------------------------------------------------- |
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63 // CPtiMappings::FindReplacedMapping |
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64 // |
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65 // --------------------------------------------------------------------------- |
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66 // |
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67 TInt CPtiMappings::FindReplacedMapping(TPtiKey aKey, TPtiTextCase aCase, |
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68 TPtiEngineInputMode aMode) const |
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69 { |
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70 for (TInt i = 0; i < iReplacedMappings.Count(); i++) |
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71 { |
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72 if (iReplacedMappings[i].iKey == aKey && |
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73 iReplacedMappings[i].iCase == aCase && |
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74 iReplacedMappings[i].iMode == aMode && |
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75 iReplacedMappings[i].iKeyboardType == iKeyboardType) |
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76 { |
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77 return i; |
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78 } |
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79 } |
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80 |
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81 return KErrNotFound; |
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82 } |
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83 |
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84 |
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85 // --------------------------------------------------------------------------- |
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86 // CPtiMappings::ReplaceKeyMapLocalL |
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87 // |
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88 // --------------------------------------------------------------------------- |
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89 // |
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90 void CPtiMappings::ReplaceKeyMapLocalL(TPtiKey aKey, TDesC& aMap, |
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91 TPtiTextCase aCase, TPtiEngineInputMode aMode) |
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92 { |
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93 TInt i = FindReplacedMapping(aKey, aCase, aMode); |
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94 if (i != KErrNotFound) |
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95 { |
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96 iReplacedMappings.Remove(i); |
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97 } |
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98 |
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99 TPtiReplacedMapping newMapping; |
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100 newMapping.iKey = aKey; |
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101 newMapping.iCase = aCase; |
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102 newMapping.iMode = aMode; |
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103 newMapping.iKeyboardType = iKeyboardType; |
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104 |
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105 for (i = 0; i < KMaxReplacedMappingCharacters && i < aMap.Length(); i++) |
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106 { |
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107 newMapping.iChrs[i] = aMap[i]; |
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108 } |
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109 newMapping.iNumChars = i; |
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110 |
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111 User::LeaveIfError(iReplacedMappings.Append(newMapping)); |
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112 } |
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113 |
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114 |
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115 |
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116 // --------------------------------------------------------------------------- |
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117 // CPtiMappings::DataForKeyLocal |
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118 // |
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119 // --------------------------------------------------------------------------- |
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120 // |
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121 TPtrC CPtiMappings::DataForKeyLocal(TPtiKey aKey, TPtiTextCase aCase, TPtiEngineInputMode aMode) const |
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122 { |
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123 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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124 |
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125 if ((aCase == EPtiCaseChrLower) && (iKeyboardType != EPtiKeyboardHalfQwerty)) |
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126 { |
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127 aCase = EPtiCaseLower; |
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128 } |
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129 else if ((aCase == EPtiCaseChrUpper) && (iKeyboardType != EPtiKeyboardHalfQwerty)) |
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130 { |
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131 aCase = EPtiCaseUpper; |
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132 } |
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133 |
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134 TInt replaced = FindReplacedMapping(aKey, aCase, aMode); |
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135 if (replaced != KErrNotFound) |
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136 { |
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137 if (iReplacedMappings[replaced].iNumChars > 0) |
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138 { |
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139 return TPtrC(iReplacedMappings[replaced].iChrs, |
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140 iReplacedMappings[replaced].iNumChars); |
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141 } |
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142 return TPtrC(); |
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143 } |
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144 |
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145 return iKeyMapData->DataForKey(iKeyboardType, aKey, aCase); |
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146 } |
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147 |
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148 |
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149 // --------------------------------------------------------------------------- |
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150 // CPtiMappings::WriteData (DEPRECATED) |
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151 // |
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152 // --------------------------------------------------------------------------- |
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153 // |
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154 TInt CPtiMappings::WriteData(TInt16*) |
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155 { |
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156 return 0; |
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157 } |
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158 |
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159 |
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160 // --------------------------------------------------------------------------- |
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161 // CPtiMappings::ChunkDataSize (DEPRECATED) |
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162 // |
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163 // --------------------------------------------------------------------------- |
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164 // |
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165 TInt CPtiMappings::ChunkDataSize() const |
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166 { |
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167 return 0; |
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168 } |
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169 |
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170 |
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171 // --------------------------------------------------------------------------- |
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172 // CPtiMappings::KeyboardType |
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173 // |
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174 // --------------------------------------------------------------------------- |
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175 // |
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176 EXPORT_C TPtiKeyboardType CPtiMappings::KeyboardType() const |
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177 { |
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178 return iKeyboardType; |
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179 } |
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180 |
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181 |
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182 // |
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183 // CPtiKeyMappings |
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184 // |
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185 |
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186 // --------------------------------------------------------------------------- |
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187 // CPtiKeyMappings::NewL |
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188 // |
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189 // --------------------------------------------------------------------------- |
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190 // |
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191 EXPORT_C CPtiKeyMappings* CPtiKeyMappings::NewL(TDesC& /*aData*/) |
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192 { |
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193 // DEPRECATED |
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194 User::Leave(KErrNotSupported); |
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195 return NULL; |
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196 } |
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197 |
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198 |
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199 // --------------------------------------------------------------------------- |
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200 // CPtiKeyMappings::NewL |
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201 // |
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202 // --------------------------------------------------------------------------- |
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203 // |
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204 EXPORT_C CPtiKeyMappings* CPtiKeyMappings::NewL(TInt16* /*aData*/) |
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205 { |
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206 // DEPRECATED |
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207 User::Leave(KErrNotSupported); |
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208 return NULL; |
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209 } |
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210 |
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211 |
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212 // --------------------------------------------------------------------------- |
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213 // CPtiKeyMappings::NewL |
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214 // |
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215 // --------------------------------------------------------------------------- |
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216 // |
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217 EXPORT_C CPtiKeyMappings* CPtiKeyMappings::NewL(CPtiKeyMapData* aData) |
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218 { |
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219 CPtiKeyMappings* maps = new (ELeave) CPtiKeyMappings(aData); |
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220 return maps; |
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221 } |
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222 |
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223 |
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224 // --------------------------------------------------------------------------- |
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225 // CPtiKeyMappings::CPtiKeyMappings |
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226 // |
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227 // --------------------------------------------------------------------------- |
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228 // |
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229 CPtiKeyMappings::CPtiKeyMappings() |
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230 { |
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231 iKeyboardType = EPtiKeyboard12Key; |
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232 } |
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233 |
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234 |
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235 // --------------------------------------------------------------------------- |
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236 // CPtiKeyMappings::CPtiKeyMappings |
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237 // |
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238 // --------------------------------------------------------------------------- |
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239 // |
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240 CPtiKeyMappings::CPtiKeyMappings(CPtiKeyMapData* aData) : CPtiMappings(aData) |
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241 { |
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242 iKeyboardType = EPtiKeyboard12Key; |
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243 } |
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244 |
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245 |
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246 // --------------------------------------------------------------------------- |
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247 // CPtiKeyMappings::~CPtiKeyMappings |
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248 // |
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249 // --------------------------------------------------------------------------- |
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250 // |
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251 EXPORT_C CPtiKeyMappings::~CPtiKeyMappings() |
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252 { |
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253 } |
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254 |
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255 |
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256 // --------------------------------------------------------------------------- |
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257 // CPtiKeyMappings::StartMapping |
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258 // |
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259 // --------------------------------------------------------------------------- |
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260 // |
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261 EXPORT_C TUint16 CPtiKeyMappings::StartMapping(TPtiKey aKey, TPtiTextCase aCase, |
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262 TPtiEngineInputMode aMode) |
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263 { |
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264 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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265 |
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266 DeQwertyfyCaseValue(aCase); |
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267 |
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268 KeyCodeToInternal(aKey); |
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269 |
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270 iCurrentMode = aMode; |
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271 iCurrentChar = 0; |
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272 |
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273 TPtrC keyData = DataForKeyLocal(aKey, aCase, iCurrentMode); |
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274 if (keyData.Length() > 0) |
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275 { |
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276 return keyData[0]; |
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277 } |
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278 |
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279 return 0; |
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280 } |
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281 |
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282 |
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283 // --------------------------------------------------------------------------- |
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284 // CPtiKeyMappings::NextChar |
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285 // |
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286 // --------------------------------------------------------------------------- |
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287 // |
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288 TUint16 CPtiKeyMappings::NextChar(TPtiTextCase aCase) |
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289 { |
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290 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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291 |
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292 iCurrentChar++; |
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293 |
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294 DeQwertyfyCaseValue(aCase); |
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295 |
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296 TPtrC keyData = DataForKeyLocal(iCurrentKey, aCase, iCurrentMode); |
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297 if (iCurrentChar >= keyData.Length()) |
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298 { |
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299 iCurrentChar = 0; |
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300 } |
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301 |
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302 if (keyData.Length()) |
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303 { |
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304 return keyData[iCurrentChar]; |
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305 } |
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306 |
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307 return 0; |
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308 } |
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309 |
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310 |
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311 // --------------------------------------------------------------------------- |
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312 // CPtiKeyMappings::ReplaceKeyMapL |
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313 // |
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314 // --------------------------------------------------------------------------- |
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315 // |
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316 EXPORT_C TInt CPtiKeyMappings::ReplaceKeyMapL(TPtiKey aKey, TDesC& aMap, |
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317 TPtiTextCase aCase) |
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318 { |
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319 if (iCurrentKey == aKey) |
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320 { |
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321 iCurrentKey = EPtiKeyNone; |
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322 iCurrentChar = 0; |
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323 } |
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324 |
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325 DeQwertyfyCaseValue(aCase); |
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326 |
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327 ReplaceKeyMapLocalL(aKey, aMap, aCase, EPtiEngineMultitapping); |
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328 |
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329 return KErrNone; |
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330 } |
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331 |
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332 |
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333 // --------------------------------------------------------------------------- |
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334 // CPtiKeyMappings::NextKey |
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335 // |
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336 // --------------------------------------------------------------------------- |
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337 // |
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338 EXPORT_C TUint16 CPtiKeyMappings::NextKey(TPtiKey aKey, TBool &aAppend, |
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339 TPtiTextCase aCase) |
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340 { |
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341 if (CurrentKey() == aKey) |
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342 { |
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343 aAppend = EFalse; |
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344 return NextChar(aCase); |
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345 } |
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346 |
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347 return StartMapping(aKey, aCase); |
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348 } |
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349 |
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350 |
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351 // --------------------------------------------------------------------------- |
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352 // CPtiKeyMappings::KeyForCharacter |
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353 // |
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354 // --------------------------------------------------------------------------- |
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355 // |
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356 EXPORT_C TPtiKey CPtiKeyMappings::KeyForCharacter(TUint16 aChar) |
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357 { |
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358 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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359 |
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360 TInt numBindItems = 0; |
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361 const TPtiKeyBinding* bindings = iKeyMapData->KeyBindingTable(iKeyboardType, numBindItems); |
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362 TInt dataSize = 0; |
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363 const TUint16* mtData = iKeyMapData->KeyData(iKeyboardType, dataSize); |
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364 |
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365 TPtiTextCase textCase; |
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366 TPtiKey key; |
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367 for (TInt i = 0; i < numBindItems; i++) |
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368 { |
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369 key = iKeyMapData->KeyForBindingTableIndex(iKeyboardType, i, textCase); |
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370 if (key != EPtiKeyNone) |
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371 { |
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372 TPtrC keyData = DataForKeyLocal(key, textCase, EPtiEngineMultitapping); |
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373 if (keyData.Locate(aChar) != KErrNotFound) |
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374 { |
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375 return key; |
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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 return EPtiKeyNone; |
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381 } |
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382 |
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383 |
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384 // --------------------------------------------------------------------------- |
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385 // CPtiKeyMappings::GetDataForKey |
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386 // |
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387 // --------------------------------------------------------------------------- |
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388 // |
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389 EXPORT_C void CPtiKeyMappings::GetDataForKey(TPtiKey aKey, TDes& aResult, |
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390 TPtiTextCase aCase) |
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391 { |
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392 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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393 |
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394 DeQwertyfyCaseValue(aCase); |
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395 |
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396 aResult.Copy(DataForKeyLocal(aKey, aCase, EPtiEngineMultitapping).Left(aResult.MaxLength())); |
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397 } |
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398 |
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399 |
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400 // --------------------------------------------------------------------------- |
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401 // CPtiKeyMappings::GetAll |
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402 // |
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403 // --------------------------------------------------------------------------- |
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404 // |
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405 TPtrC CPtiKeyMappings::GetAll(TPtiTextCase aCase) |
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406 { |
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407 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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408 |
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409 DeQwertyfyCaseValue(aCase); |
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410 |
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411 TPtrC keyData = DataForKeyLocal(iCurrentKey, aCase, EPtiEngineMultitapping); |
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412 if (keyData.Length() > 1) |
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413 { |
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414 // Return characters excluding the control char. |
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415 return keyData.Mid(1); |
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416 } |
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417 |
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418 return TPtrC(); |
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419 } |
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420 |
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421 // |
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422 // CPtiHalfQwertyKeyMappings |
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423 // |
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424 |
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425 // --------------------------------------------------------------------------- |
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426 // CPtiHalfQwertyKeyMappings::NewL |
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427 // |
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428 // --------------------------------------------------------------------------- |
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429 // |
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430 EXPORT_C CPtiHalfQwertyKeyMappings* CPtiHalfQwertyKeyMappings::NewL(CPtiKeyMapData* aData) |
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431 { |
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432 CPtiHalfQwertyKeyMappings* maps = new (ELeave) CPtiHalfQwertyKeyMappings(aData); |
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433 return maps; |
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434 } |
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435 |
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436 |
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437 // --------------------------------------------------------------------------- |
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438 // CPtiHalfQwertyKeyMappings::::CPtiHalfQwertyKeyMappings |
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439 // |
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440 // --------------------------------------------------------------------------- |
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441 // |
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442 CPtiHalfQwertyKeyMappings::CPtiHalfQwertyKeyMappings(CPtiKeyMapData* aData) : CPtiKeyMappings(aData) |
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443 { |
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444 iKeyboardType = EPtiKeyboardHalfQwerty; |
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445 } |
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446 |
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447 |
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448 // --------------------------------------------------------------------------- |
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449 // CPtiHalfQwertyKeyMappings::~CPtiHalfQwertyKeyMappings |
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450 // |
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451 // --------------------------------------------------------------------------- |
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452 // |
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453 EXPORT_C CPtiHalfQwertyKeyMappings::~CPtiHalfQwertyKeyMappings() |
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454 { |
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455 } |
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456 |
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457 // --------------------------------------------------------------------------- |
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458 // CPtiHalfQwertyKeyMappings::StartMapping |
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459 // |
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460 // --------------------------------------------------------------------------- |
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461 // |
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462 EXPORT_C TUint16 CPtiHalfQwertyKeyMappings::StartMapping(TPtiKey aKey, TPtiTextCase aCase, |
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463 TPtiEngineInputMode aMode) |
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464 { |
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465 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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466 |
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467 //DeQwertyfyCaseValue(aCase); |
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468 |
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469 KeyCodeToInternal(aKey); |
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470 |
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471 iCurrentMode = aMode; |
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472 iCurrentChar = 0; |
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473 |
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474 TPtrC keyData = DataForKeyLocal(aKey, aCase, iCurrentMode); |
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475 if (keyData.Length() > 0) |
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476 { |
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477 return keyData[0]; |
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478 } |
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479 |
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480 |
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481 return 0; |
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482 } |
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483 |
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484 // --------------------------------------------------------------------------- |
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485 // CPtiHalfQwertyKeyMappings::NextKey |
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486 // |
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487 // --------------------------------------------------------------------------- |
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488 // |
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489 EXPORT_C TUint16 CPtiHalfQwertyKeyMappings::NextKey(TPtiKey aKey, TBool &aAppend, |
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490 TPtiTextCase aCase) |
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491 { |
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492 if (CurrentKey() == aKey) |
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493 { |
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494 aAppend = EFalse; |
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495 return NextChar(aCase); |
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496 } |
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497 |
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498 return StartMapping(aKey, aCase); |
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499 } |
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500 |
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501 |
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502 // --------------------------------------------------------------------------- |
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503 // TUint16 CPtiHalfQwertyKeyMappings::NextChar(TPtiTextCase aCase) |
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504 // |
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505 // --------------------------------------------------------------------------- |
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506 // |
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507 TUint16 CPtiHalfQwertyKeyMappings::NextChar(TPtiTextCase aCase) |
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508 { |
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509 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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510 |
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511 iCurrentChar++; |
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512 // we want to retain chr cases in half qwerty |
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513 //DeQwertyfyCaseValue(aCase); |
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514 |
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515 TPtrC keyData = DataForKeyLocal(iCurrentKey, aCase, iCurrentMode); |
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516 if (iCurrentChar >= keyData.Length()) |
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517 { |
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518 iCurrentChar = 0; |
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519 } |
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520 |
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521 if (keyData.Length()) |
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522 { |
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523 return keyData[iCurrentChar]; |
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524 } |
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525 |
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526 return 0; |
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527 } |
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528 // --------------------------------------------------------------------------- |
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529 // CPtiHalfQwertyKeyMappings::ReplaceKeyMapL |
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530 // |
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531 // --------------------------------------------------------------------------- |
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532 // |
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533 EXPORT_C TInt CPtiHalfQwertyKeyMappings::ReplaceKeyMapL(TPtiKey aKey, TDesC& aMap, TPtiTextCase aCase) |
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534 { |
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535 if (iCurrentKey == aKey) |
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536 { |
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537 iCurrentKey = EPtiKeyNone; |
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538 iCurrentChar = 0; |
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539 } |
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540 |
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541 // DeQwertyfyCaseValue(aCase); |
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542 |
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543 ReplaceKeyMapLocalL(aKey, aMap, aCase, EPtiEngineHalfQwerty); |
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544 |
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545 return KErrNone; |
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546 } |
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547 |
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548 |
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549 // --------------------------------------------------------------------------- |
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550 // CPtiHalfQwertyKeyMappings::KeyForCharacter |
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551 // |
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552 // --------------------------------------------------------------------------- |
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553 // |
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554 EXPORT_C TPtiKey CPtiHalfQwertyKeyMappings::KeyForCharacter(TUint16 aChar) |
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555 { |
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556 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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557 |
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558 TInt numBindItems = 0; |
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559 const TPtiKeyBinding* bindings = iKeyMapData->KeyBindingTable(iKeyboardType, numBindItems); |
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560 TInt dataSize = 0; |
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561 const TUint16* mtData = iKeyMapData->KeyData(iKeyboardType, dataSize); |
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562 |
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563 TPtiTextCase textCase; |
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564 TPtiKey key; |
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565 for (TInt i = 0; i < numBindItems; i++) |
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566 { |
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567 key = iKeyMapData->KeyForBindingTableIndex(iKeyboardType, i, textCase); |
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568 if (key != EPtiKeyNone) |
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569 { |
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570 TPtrC keyData = DataForKeyLocal(key, textCase, EPtiEngineHalfQwerty); |
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571 if (keyData.Locate(aChar) != KErrNotFound) |
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572 { |
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573 return key; |
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574 } |
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575 } |
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576 } |
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577 |
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578 return EPtiKeyNone; |
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579 } |
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580 |
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581 |
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582 // --------------------------------------------------------------------------- |
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583 // CPtiHalfQwertyKeyMappings::GetAll |
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584 // |
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585 // --------------------------------------------------------------------------- |
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586 // |
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587 EXPORT_C TPtrC CPtiHalfQwertyKeyMappings::GetAll(TPtiTextCase aCase) |
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588 { |
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589 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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590 |
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591 // DeQwertyfyCaseValue(aCase); |
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592 |
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593 TPtrC keyData = DataForKeyLocal(iCurrentKey, aCase, EPtiEngineHalfQwerty); |
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594 if (keyData.Length() > 1) |
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595 { |
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596 // Return characters excluding the control char. |
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597 return keyData.Mid(1); |
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598 } |
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599 |
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600 return TPtrC(); |
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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 // CPtiHalfQwertyKeyMappings::GetNumericModeKeysFromDataL |
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606 // |
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607 // --------------------------------------------------------------------------- |
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608 // |
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609 void CPtiHalfQwertyKeyMappings::GetNumericModeKeysFromDataL(RArray<TPtiNumericKeyBinding>& aResult) |
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610 { |
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611 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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612 |
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613 TInt numEntries = 0; |
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614 const TPtiNumericKeyBinding* dataEntries = iKeyMapData->NumericModeKeysTable(iKeyboardType, |
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615 numEntries); |
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616 |
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617 for (TInt i = 0; i < numEntries; i++) |
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618 { |
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619 User::LeaveIfError(aResult.Append(dataEntries[i])); |
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620 } |
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621 } |
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622 |
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623 |
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624 // --------------------------------------------------------------------------- |
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625 // CPtiQwertyKeyMappings::GetDataForKey |
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626 // |
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627 // --------------------------------------------------------------------------- |
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628 // |
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629 EXPORT_C void CPtiHalfQwertyKeyMappings::GetDataForKey(TPtiKey aKey, TDes& aResult, |
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630 TPtiTextCase aCase) |
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631 { |
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632 __ASSERT_DEBUG(iKeyMapData, User::Panic(KPtiNoKeyMapDataPanic, KErrCorrupt)); |
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633 |
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634 aResult.Copy(DataForKeyLocal(aKey, aCase, EPtiEngineHalfQwerty).Left(aResult.MaxLength())); |
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635 } |
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636 |
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637 |
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638 // End of file |
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639 |
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640 |