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1 /* |
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2 * Copyright (c) 2005-2008 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 // iStates[++i] = EPeninputFingerHwrArStatePredictSelecting; |
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194 // iStateHandlers[i] = |
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195 // CPeninputFingerHwrArStatePredictSelecting::NewL( *this ); |
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196 // |
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197 iCurrentStateHandler = iStateHandlers[0]; |
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198 iCurrentState = EPeninputFingerHwrArStateStandby; |
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199 } |
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200 |
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201 // ----------------------------------------------------------------------------- |
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202 // CPeninputFingerHwrArStateManager::SetState() |
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203 // . |
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204 // ----------------------------------------------------------------------------- |
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205 // |
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206 void CPeninputFingerHwrArStateManager::SetState( TInt aState ) |
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207 { |
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208 if( iCurrentState == aState ) |
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209 { |
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210 return; |
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211 } |
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212 |
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213 CPeninputFingerHwrArStateHandlerBase* newStateHandler = Find( (TPeninputFingerHwrArState)aState ); |
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214 if( newStateHandler ) |
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215 { |
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216 iCurrentState = (TPeninputFingerHwrArState)aState; |
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217 iCurrentStateHandler->OnExit(); |
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218 iCurrentStateHandler = newStateHandler; |
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219 iCurrentStateHandler->OnEntry(); |
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220 } |
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221 } |
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222 |
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223 // ----------------------------------------------------------------------------- |
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224 // CPeninputFingerHwrArStateManager::Find() |
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225 // . |
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226 // ----------------------------------------------------------------------------- |
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227 // |
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228 CPeninputFingerHwrArStateHandlerBase* CPeninputFingerHwrArStateManager::Find( |
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229 TPeninputFingerHwrArState aState ) |
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230 { |
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231 for( TInt i = 0; i < EPeninputFingerHwrArStateCount; i++ ) |
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232 { |
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233 if( iStates[i] == aState ) |
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234 { |
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235 return iStateHandlers[i]; |
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236 } |
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237 } |
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238 return NULL; |
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239 } |
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240 |
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241 // ----------------------------------------------------------------------------- |
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242 // CPeninputFingerHwrArStateManager::HandleEventL() |
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243 // . |
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244 // ----------------------------------------------------------------------------- |
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245 // |
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246 void CPeninputFingerHwrArStateManager::HandleEventL( const TInt aEventType, |
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247 const TDesC& aEventData ) |
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248 { |
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249 iCurrentStateHandler->HandleEventL( aEventType, aEventData ); |
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250 } |
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251 |
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252 |
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253 // ============================ MEMBER FUNCTIONS =============================== |
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254 // CPeninputFingerHwrStateHandlerStandby class |
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255 // ----------------------------------------------------------------------------- |
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256 // CPeninputFingerHwrStateHandlerStandby::CPeninputFingerHwrStateHandlerStandby() |
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257 // . |
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258 // ----------------------------------------------------------------------------- |
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259 // |
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260 CPeninputFingerHwrArStateStandby::CPeninputFingerHwrArStateStandby( |
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261 CPeninputFingerHwrArStateManager& aStateManager ) |
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262 :CPeninputFingerHwrArStateHandlerBase( aStateManager ) |
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263 { |
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264 |
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265 } |
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266 |
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267 // ----------------------------------------------------------------------------- |
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268 // CPeninputFingerHwrStateHandlerStandby::NewL() |
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269 // . |
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270 // ----------------------------------------------------------------------------- |
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271 // |
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272 CPeninputFingerHwrArStateStandby* CPeninputFingerHwrArStateStandby::NewL( |
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273 CPeninputFingerHwrArStateManager& aStateManager ) |
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274 { |
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275 CPeninputFingerHwrArStateStandby* self = new( ELeave ) |
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276 CPeninputFingerHwrArStateStandby( aStateManager ); |
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277 |
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278 return self; |
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279 |
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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 // CPeninputFingerHwrStateHandlerStandby::HandleEventL() |
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285 // . |
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286 // ----------------------------------------------------------------------------- |
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287 // |
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288 void CPeninputFingerHwrArStateStandby::HandleEventL( const TInt aEventType, |
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289 const TDesC& /*aEventData*/ ) |
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290 { |
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291 switch( aEventType ) |
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292 { |
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293 case EEventHwrStrokeStarted: |
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294 { |
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295 iStateManager.SetState( |
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296 CPeninputFingerHwrArStateManager::EPeninputFingerHwrArStateWriting ); |
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297 } |
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298 break; |
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299 default: |
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300 break; |
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301 } |
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302 } |
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303 |
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304 // ----------------------------------------------------------------------------- |
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305 // CPeninputFingerHwrStateHandlerStandby::OnEntry() |
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306 // . |
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307 // ----------------------------------------------------------------------------- |
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308 // |
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309 void CPeninputFingerHwrArStateStandby::OnEntry() |
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310 { |
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311 // iDataStore.TriggerStr()->DeleteAll(); |
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312 |
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313 } |
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314 |
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315 // ----------------------------------------------------------------------------- |
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316 // CPeninputFingerHwrStateHandlerStandby::OnExit() |
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317 // . |
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318 // ----------------------------------------------------------------------------- |
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319 // |
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320 void CPeninputFingerHwrArStateStandby::OnExit() |
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321 { |
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322 |
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323 } |
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324 |
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325 // ============================ MEMBER FUNCTIONS =============================== |
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326 // CPeninputFingerHwrStateHandlerWriting class |
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327 // ----------------------------------------------------------------------------- |
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328 // CPeninputFingerHwrArStateWriting::CPeninputFingerHwrStateHandlerWriting() |
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329 // . |
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330 // ----------------------------------------------------------------------------- |
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331 // |
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332 CPeninputFingerHwrArStateWriting::CPeninputFingerHwrArStateWriting( |
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333 CPeninputFingerHwrArStateManager& aStateManager ) |
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334 :CPeninputFingerHwrArStateHandlerBase( aStateManager ) |
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335 { |
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336 |
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337 } |
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338 |
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339 // ----------------------------------------------------------------------------- |
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340 // CPeninputFingerHwrArStateWriting::NewL() |
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341 // . |
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342 // ----------------------------------------------------------------------------- |
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343 // |
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344 CPeninputFingerHwrArStateWriting* CPeninputFingerHwrArStateWriting::NewL( |
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345 CPeninputFingerHwrArStateManager& aStateManager ) |
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346 { |
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347 CPeninputFingerHwrArStateWriting* self = new( ELeave ) |
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348 CPeninputFingerHwrArStateWriting( aStateManager ); |
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349 |
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350 return self; |
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351 |
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352 } |
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353 |
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354 |
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355 // ----------------------------------------------------------------------------- |
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356 // CPeninputFingerHwrArStateWriting::HandleEventL() |
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357 // . |
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358 // ----------------------------------------------------------------------------- |
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359 // |
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360 void CPeninputFingerHwrArStateWriting::HandleEventL( const TInt aEventType, |
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361 const TDesC& aEventData ) |
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362 { |
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363 switch( aEventType ) |
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364 { |
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365 case EEventHwrStrokeFinished: |
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366 { |
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367 OnEndStrokeL(aEventData); |
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368 } |
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369 break; |
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370 case EEventHwrCharacterTimerOut: |
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371 { |
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372 OnEndWritingL( aEventData ); |
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373 } |
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374 break; |
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375 case EHwrEventCandidateSelected: |
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376 { |
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377 OnSelectedCandidatesL(aEventData); |
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378 } |
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379 break; |
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380 case EHwrEventPredictiveSelected: |
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381 { |
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382 // OnSelectedPredictivesL(aEventData); |
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383 } |
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384 break; |
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385 default: |
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386 break; |
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387 } |
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388 } |
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389 |
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390 // ----------------------------------------------------------------------------- |
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391 // CPeninputFingerHwrArStateWriting::OnEndStrokeL() |
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392 // . |
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393 // ----------------------------------------------------------------------------- |
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394 // |
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395 void CPeninputFingerHwrArStateWriting::OnEndStrokeL( const TDesC& aEventData ) |
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396 { |
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397 const RArray<TPoint>* aTraceData = ( RArray<TPoint>* )aEventData.Ptr(); |
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398 iDataStore.DoRecognizeL( *aTraceData ); |
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399 } |
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400 |
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401 |
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402 // ----------------------------------------------------------------------------- |
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403 // CPeninputFingerHwrArStateWriting::OnEndWriting() |
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404 // . |
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405 // ----------------------------------------------------------------------------- |
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406 // |
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407 void CPeninputFingerHwrArStateWriting::OnEndWritingL( const TDesC& /*aEventData*/ ) |
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408 { |
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409 // record the default cell highlight flag. |
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410 iDataStore.SetHighlight(ETrue); |
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411 // This is a workarround to clear the recognizer. |
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412 RArray<TPoint> stroke_array; |
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413 stroke_array.Reset(); |
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414 // Call recognize with a empty array of stroke is the condition |
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415 // to clear the context> |
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416 iDataStore.DoRecognizeL(stroke_array ); |
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417 |
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418 RPointerArray<HBufC> candidates = iDataStore.Candidate(); |
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419 if ( candidates.Count() > 0 ) |
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420 { |
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421 HBufC* defaultCandiate = candidates[0]; |
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422 |
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423 if( iDataStore.IsSpecialDisplayChars( *defaultCandiate ) ) |
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424 { |
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425 HBufC* realCandidate = iDataStore.ConvertDisplayChars( *defaultCandiate ); |
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426 iStateManager.HwrLayout().SubmitStringToFep( *realCandidate ); |
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427 delete realCandidate; |
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428 } |
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429 else |
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430 { |
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431 iStateManager.HwrLayout().SubmitStringToFep( *defaultCandiate ); |
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432 } |
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433 |
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434 //check if the default candidate is need to be sent directly |
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435 if( iDataStore.IsDirectlySentCandidate( *defaultCandiate ) ) |
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436 { |
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437 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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438 EPeninputFingerHwrArStateStandby ); |
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439 } |
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440 else |
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441 { |
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442 |
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443 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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444 EPeninputFingerHwrArStateCandidateSelecting ); |
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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 |
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450 // ----------------------------------------------------------------------------- |
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451 // CPeninputFingerHwrArStateWriting::OnSelectedCandidatesL() |
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452 // . |
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453 // ----------------------------------------------------------------------------- |
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454 // |
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455 void CPeninputFingerHwrArStateWriting::OnSelectedCandidatesL( |
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456 const TDesC& aEventData ) |
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457 { |
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458 const TInt cellNo = aEventData[aEventData.Length() - 1]; |
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459 if (!iDataStore.IsValidCandidate( cellNo )) |
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460 { |
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461 iStateManager.SetState(CPeninputFingerHwrArStateManager:: |
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462 EPeninputFingerHwrArStateStandby ); |
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463 return; |
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464 } |
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465 |
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466 TPtrC ptr; |
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467 ptr.Set(( aEventData.Left( aEventData.Length() - 1 ) ) ); |
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468 RPointerArray<HBufC> candidates = iDataStore.Candidate(); |
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469 |
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470 //handle special display char |
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471 if( iDataStore.IsSpecialDisplayChars( ptr ) ) |
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472 { |
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473 HBufC* realCandidate = iDataStore.ConvertDisplayChars( ptr ); |
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474 iStateManager.HwrLayout().SubmitStringToFep( ptr ); |
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475 delete realCandidate; |
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476 } |
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477 else |
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478 { |
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479 iStateManager.HwrLayout().SubmitStringToFep( ptr ); |
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480 } |
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481 |
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482 iDataStore.SetArabicSymbolL(); |
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483 |
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484 // record the default cell highlight flag |
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485 iDataStore.SetHighlight(EFalse); |
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486 |
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487 // iStateManager.SetState( |
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488 // CPeninputFingerHwrArStateManager:: |
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489 // EPeninputFingerHwrArStateStandby ); |
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490 } |
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491 |
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492 |
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493 |
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494 |
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495 // ----------------------------------------------------------------------------- |
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496 // CPeninputFingerHwrArStateWriting::OnEntry() |
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497 // . |
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498 // ----------------------------------------------------------------------------- |
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499 // |
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500 void CPeninputFingerHwrArStateWriting::OnEntry() |
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501 { |
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502 |
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503 } |
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504 |
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505 // ----------------------------------------------------------------------------- |
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506 // CPeninputFingerHwrArStateWriting::OnExit() |
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507 // . |
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508 // ----------------------------------------------------------------------------- |
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509 // |
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510 void CPeninputFingerHwrArStateWriting::OnExit() |
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511 { |
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512 |
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513 } |
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514 |
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515 // ============================ MEMBER FUNCTIONS =============================== |
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516 // CPeninputFingerHwrStateHandlerCandidateSelecting class |
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517 // ----------------------------------------------------------------------------- |
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518 // CPeninputFingerHwrArStateCandidateSelecting:: |
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519 // CPeninputFingerHwrArStateCandidateSelecting() |
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520 // . |
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521 // ----------------------------------------------------------------------------- |
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522 // |
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523 CPeninputFingerHwrArStateCandidateSelecting:: |
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524 CPeninputFingerHwrArStateCandidateSelecting( |
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525 CPeninputFingerHwrArStateManager& aStateManager ) |
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526 :CPeninputFingerHwrArStateHandlerBase( aStateManager ) |
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527 { |
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528 |
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529 } |
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530 |
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531 // ----------------------------------------------------------------------------- |
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532 // CPeninputFingerHwrArStateCandidateSelecting::NewL() |
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533 // . |
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534 // ----------------------------------------------------------------------------- |
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535 // |
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536 CPeninputFingerHwrArStateCandidateSelecting* |
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537 CPeninputFingerHwrArStateCandidateSelecting::NewL( |
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538 CPeninputFingerHwrArStateManager& aStateManager ) |
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539 { |
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540 CPeninputFingerHwrArStateCandidateSelecting* self = new( ELeave ) |
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541 CPeninputFingerHwrArStateCandidateSelecting( aStateManager ); |
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542 |
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543 return self; |
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544 } |
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545 |
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546 |
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547 // ----------------------------------------------------------------------------- |
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548 // CPeninputFingerHwrArStateCandidateSelecting::HandleEventL() |
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549 // . |
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550 // ----------------------------------------------------------------------------- |
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551 // |
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552 void CPeninputFingerHwrArStateCandidateSelecting::HandleEventL( const TInt aEventType, |
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553 const TDesC& aEventData ) |
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554 { |
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555 switch( aEventType ) |
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556 { |
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557 case EHwrEventCandidateSelected: |
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558 { |
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559 OnSelectedCandidatesL( aEventData ); |
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560 } |
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561 break; |
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562 case EHwrEventPredictiveSelected: |
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563 { |
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564 // OnSelectedPredictivesL( aEventData ); |
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565 } |
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566 break; |
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567 case EHwrEventKeyBack: |
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568 { |
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569 OnClickBackSpaceL(); |
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570 } |
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571 break; |
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572 case EEventHwrStrokeStarted: |
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573 { |
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574 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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575 EPeninputFingerHwrArStateWriting ); |
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576 } |
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577 break; |
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578 default: |
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579 break; |
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580 } |
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581 |
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582 } |
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583 |
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584 // ----------------------------------------------------------------------------- |
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585 // CPeninputFingerHwrStateHandlerCandidateSelecting::OnSelectedCandidatesL() |
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586 // . |
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587 // ----------------------------------------------------------------------------- |
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588 // |
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589 void CPeninputFingerHwrArStateCandidateSelecting::OnSelectedCandidatesL( |
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590 const TDesC& aEventData ) |
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591 { |
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592 //get the candidate index |
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593 const TInt cellNo = aEventData[aEventData.Length()-1]; |
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594 if (!iDataStore.IsValidCandidate( cellNo )) |
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595 { |
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596 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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597 EPeninputFingerHwrArStateStandby ); |
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598 return; |
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599 } |
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600 |
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601 TPtrC ptr; |
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602 ptr.Set( ( aEventData.Left( aEventData.Length() - 1 ) ) ); |
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603 RPointerArray<HBufC> candidates = iDataStore.Candidate(); |
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604 //the selected char is not same as default |
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605 //replace the default candidate |
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606 HBufC* defaultCandidate = candidates[0]; |
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607 if( *defaultCandidate != ptr ) |
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608 { |
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609 if( iDataStore.IsSpecialDisplayChars( ptr ) ) |
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610 { |
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611 HBufC* realCandidate = iDataStore.ConvertDisplayChars( ptr ); |
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612 iStateManager.HwrLayout().Replace( *defaultCandidate, |
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613 *realCandidate ); |
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614 delete realCandidate; |
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615 } |
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616 else |
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617 { |
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618 iStateManager.HwrLayout().Replace( *defaultCandidate, ptr ); |
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619 } |
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620 } |
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621 iDataStore.SetArabicSymbolL(); |
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622 // iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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623 // EPeninputFingerHwrArStateStandby ); |
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624 |
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625 } |
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626 |
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627 |
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628 // ----------------------------------------------------------------------------- |
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629 // CPeninputFingerHwrStateHandlerCandidateSelecting::OnClickBackSpaceL() |
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630 // . |
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631 // ----------------------------------------------------------------------------- |
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632 // |
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633 void CPeninputFingerHwrArStateCandidateSelecting::OnClickBackSpaceL() |
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634 { |
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635 iDataStore.SetHighlight(EFalse); |
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636 iDataStore.SetArabicSymbolL(); |
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637 iStateManager.SetState( CPeninputFingerHwrArStateManager:: |
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638 EPeninputFingerHwrArStateStandby ); |
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639 } |
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640 |
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641 |
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642 |
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643 // ----------------------------------------------------------------------------- |
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644 // CPeninputFingerHwrStateHandlerCandidateSelecting::OnEntry() |
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645 // . |
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646 // ----------------------------------------------------------------------------- |
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647 // |
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648 void CPeninputFingerHwrArStateCandidateSelecting::OnEntry() |
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649 { |
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650 } |
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651 |
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652 // ----------------------------------------------------------------------------- |
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653 // CPeninputFingerHwrStateHandlerCandidateSelecting::OnExit() |
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654 // . |
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655 // ----------------------------------------------------------------------------- |
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656 // |
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657 void CPeninputFingerHwrArStateCandidateSelecting::OnExit() |
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658 { |
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659 |
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660 } |
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661 //End of file |