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1 /* |
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2 * Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Numeric key forwarding handler implementation for Active Idle |
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15 * WS Plug-in. |
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16 * |
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17 */ |
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18 |
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19 |
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20 #include "numerickeyhandler.h" |
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21 #include "uistate.h" |
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22 |
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23 #include <e32property.h> |
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24 #include <centralrepository.h> |
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25 #include <w32adll.h> |
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26 |
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27 #include <PtiEngine.h> |
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28 #include <activeidle2domainpskeys.h> |
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29 #include <AvkonInternalCRKeys.h> |
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30 #include <AknFepInternalCRKeys.h> |
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31 |
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32 #include <aiutility.h> |
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33 #include <aipspropertyobserver.h> |
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34 |
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35 namespace AiWsPlugin { |
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36 |
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37 |
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38 CNumericKeyHandler::CNumericKeyHandler |
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39 ( TInt aTargetWgId, MAnimGeneralFunctionsWindowExtension* aWindowExt ) : |
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40 iTargetWgId( aTargetWgId ), |
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41 iWindowExt( aWindowExt ) |
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42 { |
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43 } |
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44 |
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45 void CNumericKeyHandler::ConstructL() |
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46 { |
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47 // Read capability: ReadUserData. |
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48 _LIT_SECURITY_POLICY_C1( KReadUserPolicy, ECapabilityReadUserData ); |
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49 // Write capability: WriteDeviceData. |
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50 _LIT_SECURITY_POLICY_C1( KWriteDevicePolicy, ECapabilityWriteDeviceData ); |
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51 |
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52 RProperty::Define( |
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53 KPSUidAiInformation, |
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54 KActiveIdleState, |
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55 RProperty::EInt, |
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56 KReadUserPolicy, |
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57 KWriteDevicePolicy ); |
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58 |
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59 iQwertyObserver = AiUtility::CreatePSPropertyObserverL( |
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60 TCallBack( HandleQwertyModeChanged, this ), |
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61 KCRUidAvkon, KAknQwertyInputModeActive ); |
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62 |
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63 iInputLanguageRepository = CRepository::NewL( KCRUidAknFep ); |
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64 iInputLanguageObserver = CCenRepNotifyHandler::NewL(*this, *iInputLanguageRepository); |
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65 iInputLanguageObserver->StartListeningL(); |
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66 |
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67 RProperty::Get(KCRUidAvkon, KAknQwertyInputModeActive, iQwertyMode); |
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68 iInputLanguageRepository->Get( KAknFepInputTxtLang, iInputLanguage ); |
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69 |
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70 // Load numeric keys mapping for qwerty |
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71 if ( iQwertyMode ) |
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72 { |
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73 LoadInputLanguageKeyBindings( iInputLanguage ); |
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74 } |
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75 } |
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76 |
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77 CNumericKeyHandler* CNumericKeyHandler::NewLC |
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78 ( TInt aTargetWgId, MAnimGeneralFunctionsWindowExtension* aWindowExt ) |
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79 { |
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80 CNumericKeyHandler* self = new(ELeave) CNumericKeyHandler |
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81 ( aTargetWgId, aWindowExt ); |
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82 CleanupStack::PushL( self ); |
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83 self->ConstructL(); |
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84 return self; |
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85 } |
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86 |
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87 CNumericKeyHandler::~CNumericKeyHandler() |
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88 { |
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89 if( iInputLanguageObserver ) |
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90 { |
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91 iInputLanguageObserver->StopListening(); |
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92 } |
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93 delete iInputLanguageObserver; |
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94 delete iInputLanguageRepository; |
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95 Release(iQwertyObserver); |
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96 iNumericKeys.Close(); |
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97 } |
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98 |
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99 void CNumericKeyHandler::SetUiStateQuery( MUiState& aUiState ) |
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100 { |
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101 iUiState = &aUiState; |
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102 } |
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103 |
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104 void CNumericKeyHandler::FocusChanged( TBool /*aState*/ ) |
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105 { |
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106 } |
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107 |
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108 TBool CNumericKeyHandler::OfferRawEvent(const TRawEvent& aRawEvent) |
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109 { |
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110 switch( aRawEvent.Type() ) |
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111 { |
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112 case TRawEvent::EKeyDown: |
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113 { |
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114 if ( iUiState->HasFocus() && CheckPostToTarget( aRawEvent ) ) |
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115 { |
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116 TInt forwardKeys = EPSAiForwardNumericKeysToPhone; |
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117 |
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118 TInt err = RProperty::Get( |
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119 KPSUidAiInformation, |
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120 KActiveIdleForwardNumericKeysToPhone, |
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121 forwardKeys); |
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122 // Key event forwarding disabled => Ignore the keys |
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123 if ( err == KErrNone && |
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124 forwardKeys == EPSAiDontForwardNumericKeysToPhone ) |
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125 { |
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126 return EFalse; |
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127 } |
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128 // Phone app is listening this key and knows that next |
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129 // focus event from window server is becuase key events |
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130 // are coming to it. |
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131 RProperty::Set( |
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132 KPSUidAiInformation, |
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133 KActiveIdleState, |
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134 EPSAiNumberEntry ); |
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135 |
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136 // Switch focus to Phone app |
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137 if( iWindowExt ) |
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138 { |
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139 iWindowExt->SetOrdinalPosition( iTargetWgId, 0, 0 ); |
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140 } |
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141 } |
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142 break; |
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143 } |
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144 } |
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145 |
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146 // Never consume the key event as we want target application to process it |
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147 return EFalse; |
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148 } |
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149 |
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150 /** |
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151 * Returns true if event should be forwarded to Phone app. |
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152 */ |
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153 TBool CNumericKeyHandler::CheckPostToTarget(const TRawEvent& aRawEvent ) const |
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154 { |
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155 const TInt scanCode = aRawEvent.ScanCode(); |
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156 |
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157 if ( iQwertyMode ) |
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158 { |
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159 // Don't pass the check if shift is pressed. |
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160 const TUint modifiers = iUiState->Modifiers(); |
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161 if(( modifiers & EModifierShift ) == 0 ) |
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162 { |
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163 TInt numericKeysCount = iNumericKeys.Count(); |
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164 while( numericKeysCount-- ) |
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165 { |
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166 TPtiNumericKeyBinding numKeyBind = iNumericKeys[numericKeysCount]; |
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167 if( numKeyBind.iKey == scanCode ) |
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168 { |
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169 return ETrue; |
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170 } |
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171 } |
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172 } |
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173 } |
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174 else |
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175 { |
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176 // Normal check ignore modifiers |
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177 static const TInt KIdPlgScanCodes[] = |
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178 { '1','2','3','4','5','6','7','8','9','0', |
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179 '*',EStdKeyNkpAsterisk,EStdKeyHash,EStdKeyNkpPlus }; |
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180 static const TInt KIdPlgScanCodeCount = |
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181 sizeof( KIdPlgScanCodes ) / sizeof( KIdPlgScanCodes[0] ); |
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182 TInt count = KIdPlgScanCodeCount; |
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183 while( count-- ) |
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184 { |
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185 const TInt refCode = KIdPlgScanCodes[ count ]; |
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186 // Is one of [0,1,2,3,4,5,6,7,8,9,*,#]? |
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187 if( refCode == scanCode ) |
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188 { |
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189 return ETrue; |
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190 } |
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191 } |
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192 } |
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193 return EFalse; |
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194 } |
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195 |
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196 |
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197 /** |
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198 * Load input locales. |
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199 */ |
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200 void CNumericKeyHandler::LoadInputLanguageKeyBindings( TInt aLanguage ) |
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201 { |
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202 iNumericKeys.Reset(); |
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203 |
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204 TRAPD( err, |
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205 { |
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206 CPtiEngine* ptiEngine = CPtiEngine::NewL(); |
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207 CleanupStack::PushL( ptiEngine ); |
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208 ptiEngine->GetNumericModeKeysForQwertyL( aLanguage, |
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209 iNumericKeys ); |
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210 CleanupStack::PopAndDestroy( ptiEngine ); |
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211 } ); // TRAP |
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212 |
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213 if ( err ) |
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214 { |
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215 iNumericKeys.Reset(); |
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216 iQwertyMode = 0; // To default mode |
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217 } |
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218 else |
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219 { |
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220 // remove numeric chars that not open number entry |
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221 TInt numericKeysCount = iNumericKeys.Count(); |
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222 while ( numericKeysCount-- ) |
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223 { |
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224 TPtiNumericKeyBinding numKeyBind = iNumericKeys[numericKeysCount]; |
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225 |
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226 if ( numKeyBind.iChar == 'w' || |
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227 numKeyBind.iChar == 'p' |
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228 #ifndef RD_INTELLIGENT_TEXT_INPUT |
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229 /* |
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230 * The following code is commented because |
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231 * For GQF requirement Space is mapped to "0" |
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232 */ |
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233 || numKeyBind.iKey == EPtiKeyQwertySpace |
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234 #endif |
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235 ) |
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236 { |
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237 iNumericKeys.Remove( numericKeysCount ); |
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238 } |
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239 } |
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240 } |
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241 } |
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242 |
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243 /** |
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244 * Handles qwerty mode change. |
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245 */ |
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246 TInt CNumericKeyHandler::HandleQwertyModeChanged( TAny *aPtr ) |
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247 { |
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248 CNumericKeyHandler* self = static_cast<CNumericKeyHandler*>( aPtr ); |
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249 if( self ) |
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250 { |
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251 TInt value = self->iQwertyMode; |
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252 TInt err = self->iQwertyObserver->Get( value ); |
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253 |
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254 if( err == KErrNone ) |
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255 { |
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256 self->SetQwertyMode( value ); |
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257 } |
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258 // Load key bindings if not already loaded |
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259 #ifdef RD_INTELLIGENT_TEXT_INPUT |
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260 if ( self->iQwertyMode ) |
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261 { |
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262 self->iNumericKeys.Reset(); |
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263 #else |
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264 if ( self->iQwertyMode && !self->iNumericKeys.Count() ) |
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265 { |
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266 #endif |
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267 self->LoadInputLanguageKeyBindings( self->iInputLanguage ); |
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268 } |
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269 } |
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270 return KErrNone; |
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271 } |
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272 |
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273 /** |
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274 * Handles input language change. |
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275 */ |
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276 TInt CNumericKeyHandler::HandleInputLanguageChanged( TInt aNewValue ) |
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277 { |
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278 SetInputLanguage( aNewValue ); |
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279 LoadInputLanguageKeyBindings( aNewValue ); |
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280 return KErrNone; |
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281 } |
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282 |
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283 /** |
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284 * Set qwerty mode. |
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285 */ |
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286 void CNumericKeyHandler::SetQwertyMode( TInt aValue ) |
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287 { |
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288 iQwertyMode = aValue; |
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289 } |
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290 |
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291 /** |
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292 * Set input language. |
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293 */ |
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294 void CNumericKeyHandler::SetInputLanguage( TInt aValue ) |
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295 { |
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296 iInputLanguage = aValue; |
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297 } |
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298 |
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299 void CNumericKeyHandler::HandleNotifyGeneric(TUint32 aKey) |
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300 { |
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301 if( aKey == KAknFepInputTxtLang ) |
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302 { |
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303 TInt newValue = iInputLanguage; |
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304 iInputLanguageRepository->Get( KAknFepInputTxtLang, newValue ); |
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305 HandleInputLanguageChanged( newValue ); |
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306 } |
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307 } |
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308 |
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309 void CNumericKeyHandler::HandleNotifyError |
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310 (TUint32 /*aKey*/, TInt /*aError*/, CCenRepNotifyHandler* /*aHandler*/) |
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311 { |
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312 } |
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313 |
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314 } // namespace AiWsPlugin |