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1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Implementation for arabic peninput finger hwr |
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15 * |
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16 */ |
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17 |
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18 #include <peninputcmd.h> |
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19 |
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20 #include "peninputfingerhwrarlayout.h" |
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21 #include "peninputfingerhwrarwnd.h" |
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22 #include "peninputfingerhwrarstatemanager.h" |
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23 #include "peninputfingerhwrardatastore.h" |
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24 #include "peninputfingerhwrarevent.h" |
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25 |
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26 |
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27 // ============================ MEMBER FUNCTIONS =============================== |
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28 // CPeninputFingerHwrArStateHandlerBase class |
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29 // ----------------------------------------------------------------------------- |
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30 // CPeninputFingerHwrArStateHandlerBase::CPeninputFingerHwrArStateHandlerBase() |
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31 // . |
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32 // ----------------------------------------------------------------------------- |
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33 // |
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34 CPeninputFingerHwrArStateHandlerBase::CPeninputFingerHwrArStateHandlerBase( |
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35 CPeninputFingerHwrArStateManagerBase& aStateManager ) |
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36 :iStateManager( aStateManager ), |
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37 iDataStore( aStateManager.HwrLayout().DataStore() ) |
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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 // ----------------------------------------------------------------------------- |
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43 // CPeninputFingerHwrArStateHandlerBase::~CPeninputFingerHwrArStateHandlerBase() |
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44 // . |
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45 // ----------------------------------------------------------------------------- |
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46 // |
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47 CPeninputFingerHwrArStateHandlerBase::~CPeninputFingerHwrArStateHandlerBase() |
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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 |
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53 // ============================ MEMBER FUNCTIONS =============================== |
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54 // CPeninputFingerHwrStateManager class |
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55 // ----------------------------------------------------------------------------- |
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56 // CPeninputFingerHwrStateManager::CPeninputFingerHwrStateManager() |
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57 // . |
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58 // ----------------------------------------------------------------------------- |
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59 // |
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60 CPeninputFingerHwrArStateManagerBase::CPeninputFingerHwrArStateManagerBase( |
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61 CPeninputFingerHwrArLayout* aLayout ) |
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62 :iLayout(aLayout) |
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63 { |
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64 |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // CPeninputFingerHwrStateManager::~CPeninputFingerHwrStateManager() |
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69 // . |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 CPeninputFingerHwrArStateManagerBase::~CPeninputFingerHwrArStateManagerBase() |
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73 { |
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74 } |
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75 |
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76 // ----------------------------------------------------------------------------- |
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77 // CPeninputFingerHwrStateManager::CosntructL() |
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78 // . |
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79 // ----------------------------------------------------------------------------- |
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80 // |
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81 void CPeninputFingerHwrArStateManagerBase::BaseConstructL() |
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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 // ----------------------------------------------------------------------------- |
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87 // CPeninputFingerHwrArStateManagerBase::SetState() |
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88 // . |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 void CPeninputFingerHwrArStateManagerBase::SetState( TInt /*aState*/ ) |
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92 { |
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93 |
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94 } |
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95 |
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96 // ----------------------------------------------------------------------------- |
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97 // CPeninputFingerHwrArStateManagerBase::IsStandbyState() |
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98 // . |
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99 // ----------------------------------------------------------------------------- |
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100 // |
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101 TBool CPeninputFingerHwrArStateManagerBase::IsStandbyState() |
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102 { |
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103 if(iCurrentState == 0) |
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104 { |
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105 return ETrue; |
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106 } |
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107 |
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108 return EFalse; |
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109 } |
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110 |
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111 |
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112 // ----------------------------------------------------------------------------- |
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113 // CPeninputFingerHwrArStateManagerBase::HandleEventL() |
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114 // . |
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115 // ----------------------------------------------------------------------------- |
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116 // |
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117 void CPeninputFingerHwrArStateManagerBase::HandleEventL( const TInt /*aEventType*/, |
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118 const TDesC& /*aEventData*/) |
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119 { |
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120 |
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121 } |
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122 |
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123 CPeninputFingerHwrArLayout& CPeninputFingerHwrArStateManagerBase::HwrLayout() |
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124 { |
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125 return *iLayout; |
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126 } |
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127 |
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128 |
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129 // ============================ MEMBER FUNCTIONS =============================== |
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130 // CPeninputFingerHwrStateManager class |
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131 // ----------------------------------------------------------------------------- |
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132 // CPeninputFingerHwrArStateManager::NewL() |
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133 // . |
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134 // ----------------------------------------------------------------------------- |
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135 // |
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136 CPeninputFingerHwrArStateManager* CPeninputFingerHwrArStateManager::NewL( |
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137 CPeninputFingerHwrArLayout* aLayout ) |
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138 { |
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139 CPeninputFingerHwrArStateManager* self = new( ELeave ) |
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140 CPeninputFingerHwrArStateManager( aLayout ); |
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141 CleanupStack::PushL( self ); |
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142 self->ConstructL(); |
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143 CleanupStack::Pop(); |
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144 return self; |
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145 } |
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146 |
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147 // ----------------------------------------------------------------------------- |
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148 // CPeninputFingerHwrArStateManager::CPeninputFingerHwrStateManager() |
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149 // . |
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150 // ----------------------------------------------------------------------------- |
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151 // |
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152 CPeninputFingerHwrArStateManager::CPeninputFingerHwrArStateManager( |
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153 CPeninputFingerHwrArLayout* aLayout ) |
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154 :CPeninputFingerHwrArStateManagerBase( aLayout ) |
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155 { |
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156 |
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157 } |
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158 |
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159 // ----------------------------------------------------------------------------- |
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160 // CPeninputFingerHwrArStateManager::~CPeninputFingerHwrStateManager() |
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161 // . |
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162 // ----------------------------------------------------------------------------- |
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163 // |
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164 CPeninputFingerHwrArStateManager::~CPeninputFingerHwrArStateManager() |
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165 { |
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166 for( int i = 0; i < EPeninputFingerHwrArStateCount; ++i ) |
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167 { |
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168 delete iStateHandlers[i]; |
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169 } |
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170 } |
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171 |
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172 // ----------------------------------------------------------------------------- |
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173 // CPeninputFingerHwrArStateManager::CosntructL() |
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174 // . |
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175 // ----------------------------------------------------------------------------- |
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176 // |
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177 void CPeninputFingerHwrArStateManager::ConstructL() |
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178 { |
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179 BaseConstructL(); |
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180 |
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181 TInt i = 0; |
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182 |
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183 iStates[i] = EPeninputFingerHwrArStateStandby; |
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184 iStateHandlers[i] = CPeninputFingerHwrArStateStandby::NewL( *this ); |
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185 |
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186 iStates[++i] = EPeninputFingerHwrArStateWriting; |
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187 iStateHandlers[i] = CPeninputFingerHwrArStateWriting::NewL( *this ); |
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188 |
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189 iStates[++i] = EPeninputFingerHwrArStateCandidateSelecting; |
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190 iStateHandlers[i] = |
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191 CPeninputFingerHwrArStateCandidateSelecting::NewL( *this ); |
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192 |
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193 iCurrentStateHandler = iStateHandlers[0]; |
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194 iCurrentState = EPeninputFingerHwrArStateStandby; |
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195 } |
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196 |
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197 // ----------------------------------------------------------------------------- |
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198 // CPeninputFingerHwrArStateManager::SetState() |
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199 // . |
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200 // ----------------------------------------------------------------------------- |
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201 // |
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202 void CPeninputFingerHwrArStateManager::SetState( TInt aState ) |
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203 { |
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204 if( iCurrentState == aState ) |
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205 { |
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206 return; |
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207 } |
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208 |
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209 CPeninputFingerHwrArStateHandlerBase* newStateHandler = Find( (TPeninputFingerHwrArState)aState ); |
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210 if( newStateHandler ) |
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211 { |
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212 iCurrentState = (TPeninputFingerHwrArState)aState; |
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213 iCurrentStateHandler->OnExit(); |
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214 iCurrentStateHandler = newStateHandler; |
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215 iCurrentStateHandler->OnEntry(); |
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216 } |
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217 } |
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218 |
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219 // ----------------------------------------------------------------------------- |
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220 // CPeninputFingerHwrArStateManager::Find() |
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221 // . |
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222 // ----------------------------------------------------------------------------- |
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223 // |
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224 CPeninputFingerHwrArStateHandlerBase* CPeninputFingerHwrArStateManager::Find( |
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225 TPeninputFingerHwrArState aState ) |
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226 { |
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227 for( TInt i = 0; i < EPeninputFingerHwrArStateCount; i++ ) |
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228 { |
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229 if( iStates[i] == aState ) |
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230 { |
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231 return iStateHandlers[i]; |
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232 } |
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233 } |
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234 return NULL; |
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235 } |
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236 |
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237 // ----------------------------------------------------------------------------- |
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238 // CPeninputFingerHwrArStateManager::HandleEventL() |
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239 // . |
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240 // ----------------------------------------------------------------------------- |
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241 // |
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242 void CPeninputFingerHwrArStateManager::HandleEventL( const TInt aEventType, |
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243 const TDesC& aEventData ) |
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244 { |
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245 iCurrentStateHandler->HandleEventL( aEventType, aEventData ); |
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246 } |
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247 |
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248 |
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249 // ============================ MEMBER FUNCTIONS =============================== |
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250 // CPeninputFingerHwrStateHandlerStandby class |
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251 // ----------------------------------------------------------------------------- |
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252 // CPeninputFingerHwrStateHandlerStandby::CPeninputFingerHwrStateHandlerStandby() |
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253 // . |
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254 // ----------------------------------------------------------------------------- |
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255 // |
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256 CPeninputFingerHwrArStateStandby::CPeninputFingerHwrArStateStandby( |
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257 CPeninputFingerHwrArStateManager& aStateManager ) |
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258 :CPeninputFingerHwrArStateHandlerBase( aStateManager ) |
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259 { |
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260 |
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261 } |
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262 |
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263 // ----------------------------------------------------------------------------- |
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264 // CPeninputFingerHwrStateHandlerStandby::NewL() |
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265 // . |
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266 // ----------------------------------------------------------------------------- |
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267 // |
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268 CPeninputFingerHwrArStateStandby* CPeninputFingerHwrArStateStandby::NewL( |
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269 CPeninputFingerHwrArStateManager& aStateManager ) |
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270 { |
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271 CPeninputFingerHwrArStateStandby* self = new( ELeave ) |
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272 CPeninputFingerHwrArStateStandby( aStateManager ); |
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273 |
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274 return self; |
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275 |
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276 } |
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277 |
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278 |
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279 // ----------------------------------------------------------------------------- |
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280 // CPeninputFingerHwrStateHandlerStandby::HandleEventL() |
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281 // . |
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282 // ----------------------------------------------------------------------------- |
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283 // |
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284 void CPeninputFingerHwrArStateStandby::HandleEventL( const TInt aEventType, |
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285 const TDesC& /*aEventData*/ ) |
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286 { |
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287 switch( aEventType ) |
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288 { |
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289 case EEventHwrStrokeStarted: |
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290 { |
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291 iStateManager.SetState( |
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292 CPeninputFingerHwrArStateManager::EPeninputFingerHwrArStateWriting ); |
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293 } |
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294 break; |
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295 default: |
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296 break; |
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297 } |
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298 } |
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299 |
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300 // ----------------------------------------------------------------------------- |
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301 // CPeninputFingerHwrStateHandlerStandby::OnEntry() |
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302 // . |
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303 // ----------------------------------------------------------------------------- |
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304 // |
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305 void CPeninputFingerHwrArStateStandby::OnEntry() |
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306 { |
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307 // iDataStore.TriggerStr()->DeleteAll(); |
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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 // CPeninputFingerHwrStateHandlerStandby::OnExit() |
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313 // . |
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314 // ----------------------------------------------------------------------------- |
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315 // |
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316 void CPeninputFingerHwrArStateStandby::OnExit() |
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317 { |
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318 |
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319 } |
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320 |
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321 // ============================ MEMBER FUNCTIONS =============================== |
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322 // CPeninputFingerHwrStateHandlerWriting class |
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323 // ----------------------------------------------------------------------------- |
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324 // CPeninputFingerHwrArStateWriting::CPeninputFingerHwrStateHandlerWriting() |
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325 // . |
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326 // ----------------------------------------------------------------------------- |
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327 // |
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328 CPeninputFingerHwrArStateWriting::CPeninputFingerHwrArStateWriting( |
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329 CPeninputFingerHwrArStateManager& aStateManager ) |
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330 :CPeninputFingerHwrArStateHandlerBase( aStateManager ) |
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331 { |
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332 |
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333 } |
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334 |
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335 // ----------------------------------------------------------------------------- |
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336 // CPeninputFingerHwrArStateWriting::NewL() |
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337 // . |
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338 // ----------------------------------------------------------------------------- |
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339 // |
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340 CPeninputFingerHwrArStateWriting* CPeninputFingerHwrArStateWriting::NewL( |
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341 CPeninputFingerHwrArStateManager& aStateManager ) |
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342 { |
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343 CPeninputFingerHwrArStateWriting* self = new( ELeave ) |
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344 CPeninputFingerHwrArStateWriting( aStateManager ); |
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345 |
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346 return self; |
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347 |
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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 // CPeninputFingerHwrArStateWriting::HandleEventL() |
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353 // . |
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354 // ----------------------------------------------------------------------------- |
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355 // |
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356 void CPeninputFingerHwrArStateWriting::HandleEventL( const TInt aEventType, |
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357 const TDesC& aEventData ) |
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358 { |
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359 switch( aEventType ) |
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360 { |
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361 case EEventHwrStrokeFinished: |
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362 { |
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363 OnEndStrokeL(aEventData); |
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364 } |
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365 break; |
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366 case EEventHwrCharacterTimerOut: |
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367 { |
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368 OnEndWritingL( aEventData ); |
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369 } |
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370 break; |
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371 default: |
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372 break; |
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373 } |
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374 } |
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375 |
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376 // ----------------------------------------------------------------------------- |
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377 // CPeninputFingerHwrArStateWriting::OnEndStrokeL() |
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378 // . |
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379 // ----------------------------------------------------------------------------- |
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380 // |
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381 void CPeninputFingerHwrArStateWriting::OnEndStrokeL( const TDesC& aEventData ) |
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382 { |
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383 const RArray<TPoint>* aTraceData = ( RArray<TPoint>* )aEventData.Ptr(); |
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384 iDataStore.DoRecognizeL( *aTraceData ); |
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385 } |
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386 |
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387 |
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388 // ----------------------------------------------------------------------------- |
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389 // CPeninputFingerHwrArStateWriting::OnEndWriting() |
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390 // . |
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391 // ----------------------------------------------------------------------------- |
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392 // |
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393 void CPeninputFingerHwrArStateWriting::OnEndWritingL( const TDesC& /*aEventData*/ ) |
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394 { |
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395 // record the default cell highlight flag. |
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396 iDataStore.SetHighlight(ETrue); |
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397 // This is a workarround to clear the recognizer. |
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398 RArray<TPoint> stroke_array; |
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399 stroke_array.Reset(); |
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400 // Call recognize with a empty array of stroke is the condition |
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401 // to clear the context> |
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402 iDataStore.DoRecognizeL(stroke_array ); |
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403 |
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404 RPointerArray<HBufC> candidates = iDataStore.Candidate(); |
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405 if ( candidates.Count() > 0 ) |
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406 { |
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407 if(iStateManager.HwrLayout().IsAllowedToSubmitDefaultCandiate()) |
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408 { |
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409 iStateManager.HwrLayout().SubmitStringToFep( *candidates[0]); |
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410 } |
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411 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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412 EPeninputFingerHwrArStateCandidateSelecting ); |
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413 |
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414 } |
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415 } |
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416 |
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417 // ----------------------------------------------------------------------------- |
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418 // CPeninputFingerHwrArStateWriting::OnEntry() |
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419 // . |
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420 // ----------------------------------------------------------------------------- |
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421 // |
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422 void CPeninputFingerHwrArStateWriting::OnEntry() |
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423 { |
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424 |
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425 } |
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426 |
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427 // ----------------------------------------------------------------------------- |
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428 // CPeninputFingerHwrArStateWriting::OnExit() |
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429 // . |
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430 // ----------------------------------------------------------------------------- |
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431 // |
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432 void CPeninputFingerHwrArStateWriting::OnExit() |
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433 { |
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434 |
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435 } |
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436 |
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437 // ============================ MEMBER FUNCTIONS =============================== |
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438 // CPeninputFingerHwrStateHandlerCandidateSelecting class |
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439 // ----------------------------------------------------------------------------- |
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440 // CPeninputFingerHwrArStateCandidateSelecting:: |
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441 // CPeninputFingerHwrArStateCandidateSelecting() |
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442 // . |
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443 // ----------------------------------------------------------------------------- |
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444 // |
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445 CPeninputFingerHwrArStateCandidateSelecting:: |
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446 CPeninputFingerHwrArStateCandidateSelecting( |
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447 CPeninputFingerHwrArStateManager& aStateManager ) |
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448 :CPeninputFingerHwrArStateHandlerBase( aStateManager ) |
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449 { |
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450 |
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451 } |
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452 |
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453 // ----------------------------------------------------------------------------- |
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454 // CPeninputFingerHwrArStateCandidateSelecting::NewL() |
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455 // . |
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456 // ----------------------------------------------------------------------------- |
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457 // |
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458 CPeninputFingerHwrArStateCandidateSelecting* |
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459 CPeninputFingerHwrArStateCandidateSelecting::NewL( |
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460 CPeninputFingerHwrArStateManager& aStateManager ) |
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461 { |
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462 CPeninputFingerHwrArStateCandidateSelecting* self = new( ELeave ) |
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463 CPeninputFingerHwrArStateCandidateSelecting( aStateManager ); |
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464 |
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465 return self; |
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466 } |
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467 |
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468 |
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469 // ----------------------------------------------------------------------------- |
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470 // CPeninputFingerHwrArStateCandidateSelecting::HandleEventL() |
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471 // . |
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472 // ----------------------------------------------------------------------------- |
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473 // |
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474 void CPeninputFingerHwrArStateCandidateSelecting::HandleEventL( const TInt aEventType, |
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475 const TDesC& aEventData ) |
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476 { |
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477 switch( aEventType ) |
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478 { |
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479 case EHwrEventCandidateSelected: |
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480 { |
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481 OnSelectedCandidatesL( aEventData ); |
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482 } |
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483 break; |
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484 case EHwrEventKeyBack: |
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485 { |
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486 OnClickBackSpaceL(); |
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487 } |
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488 break; |
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489 case EEventHwrStrokeStarted: |
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490 { |
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491 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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492 EPeninputFingerHwrArStateWriting ); |
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493 } |
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494 break; |
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495 default: |
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496 break; |
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497 } |
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498 |
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499 } |
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500 |
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501 // ----------------------------------------------------------------------------- |
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502 // CPeninputFingerHwrStateHandlerCandidateSelecting::OnSelectedCandidatesL() |
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503 // . |
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504 // ----------------------------------------------------------------------------- |
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505 // |
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506 void CPeninputFingerHwrArStateCandidateSelecting::OnSelectedCandidatesL( |
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507 const TDesC& aEventData ) |
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508 { |
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509 //get the candidate index |
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510 const TInt cellNo = aEventData[aEventData.Length()-1]; |
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511 if (!iDataStore.IsValidCandidate( cellNo )) |
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512 { |
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513 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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514 EPeninputFingerHwrArStateStandby ); |
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515 return; |
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516 } |
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517 |
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518 TPtrC ptr; |
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519 ptr.Set( ( aEventData.Left( aEventData.Length() - 1 ) ) ); |
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520 if(!iStateManager.HwrLayout().IsAllowedToSubmitDefaultCandiate()) |
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521 { |
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522 iStateManager.HwrLayout().SubmitStringToFep( ptr); |
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523 } |
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524 else |
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525 { |
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526 RPointerArray<HBufC> candidates = iDataStore.Candidate(); |
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527 //the selected char is not same as default |
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528 //replace the default candidate |
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529 HBufC* defaultCandidate = candidates[0]; |
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530 if( *defaultCandidate != ptr ) |
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531 { |
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532 iStateManager.HwrLayout().Replace( *defaultCandidate, ptr, EFalse); |
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533 } |
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534 } |
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535 iDataStore.SetArabicSymbolL(); |
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536 } |
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537 |
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538 |
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539 // ----------------------------------------------------------------------------- |
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540 // CPeninputFingerHwrStateHandlerCandidateSelecting::OnClickBackSpaceL() |
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541 // . |
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542 // ----------------------------------------------------------------------------- |
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543 // |
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544 void CPeninputFingerHwrArStateCandidateSelecting::OnClickBackSpaceL() |
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545 { |
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546 iDataStore.SetHighlight(EFalse); |
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547 iDataStore.SetArabicSymbolL(); |
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548 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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549 EPeninputFingerHwrArStateStandby ); |
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550 } |
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551 |
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552 |
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553 |
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554 // ----------------------------------------------------------------------------- |
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555 // CPeninputFingerHwrStateHandlerCandidateSelecting::OnEntry() |
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556 // . |
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557 // ----------------------------------------------------------------------------- |
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558 // |
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559 void CPeninputFingerHwrArStateCandidateSelecting::OnEntry() |
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560 { |
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561 } |
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562 |
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563 // ----------------------------------------------------------------------------- |
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564 // CPeninputFingerHwrStateHandlerCandidateSelecting::OnExit() |
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565 // . |
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566 // ----------------------------------------------------------------------------- |
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567 // |
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568 void CPeninputFingerHwrArStateCandidateSelecting::OnExit() |
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569 { |
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570 |
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571 } |
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572 //End of file |