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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Retrieves the character map for each of the numeric keys.
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* Uses services provided by the PTI Engine.
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*
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*/
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// INCLUDE FILES
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#include "CPcsAlgorithm2.h"
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#include "CPcsAlgorithm2Utils.h"
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#include "FindUtilChineseECE.h"
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#include "CPcsDebug.h"
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#include "CPcsKeyMap.h"
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#include "CPsQueryItem.h"
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#include <PtiEngine.h>
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#include <PtiKeyMapData.h>
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#include <bldvariant.hrh>
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#include <AknFepInternalCRKeys.h>
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// Unnamed namespace for local definitions
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namespace {
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#ifdef _DEBUG
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enum TPanicCode
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{
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EPanicPreCond_MultipleSingleCharMatching = 1,
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EPanicPreCond_MultipleUIPriorityMatching = 2,
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EPanicPreCond_MultipleEnglishPriorityMatching = 3,
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EPanicPreCond_MultipleOthersPriorityMatching = 4,
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EPanic_OverflowInPoolIndex = 5,
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EPanic_InvalidKeyboardType = 6
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};
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void Panic(TInt aReason)
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{
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_LIT(KPanicText, "CPcsKeyMap");
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User::Panic(KPanicText, aReason);
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}
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#endif // DEBUG
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} // namespace
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// ============================== MEMBER FUNCTIONS ============================
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::NewL
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// Two Phase Construction
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// ----------------------------------------------------------------------------
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CPcsKeyMap* CPcsKeyMap::NewL(CPcsAlgorithm2* aAlgorithm)
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{
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PRINT ( _L("Enter CPcsKeyMap::NewL") );
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CPcsKeyMap* self = new (ELeave) CPcsKeyMap();
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CleanupStack::PushL(self);
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self->ConstructL(aAlgorithm);
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CleanupStack::Pop(self);
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PRINT ( _L("End CPcsKeyMap::NewL") );
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return self;
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::CPcsKeyMap
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// Constructor
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// ----------------------------------------------------------------------------
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CPcsKeyMap::CPcsKeyMap()
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{
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::ConstructL
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// 2nd Phase Constructor
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::ConstructL(CPcsAlgorithm2* aAlgorithm)
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{
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iLanguageNotSupported.Append(ELangJapanese);
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iLanguageNotSupported.Append(ELangKorean);
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iAlgorithm = aAlgorithm;
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iPtiEngine = CPtiEngine::NewL();
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SetupKeyboardTypesL();
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ConstructKeymapL();
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SetSpaceAndZeroOnSameKey();
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::ReconstructKeymapL
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// When the writing language is changed, the keymap needs reconstruct.
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::ReconstructKeymapL()
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{
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// Clear the keymap data array first when reconstruct the keymap.
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ResetKeyMap();
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// Always add English mappings first
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AddKeyMapforConcreteKeyboardL( ELangEnglish );
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// Then append the mappings of the current input language
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TLanguage lang = iAlgorithm->FindUtilECE()->CurrentInputLanguage();
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if ( lang != ELangEnglish && IsLanguageSupportedL(lang) )
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{
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AddKeyMapforConcreteKeyboardL( lang );
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}
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::ConstructKeymapL
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//
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::ConstructKeymapL()
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{
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ConstructConcreteKeyMapL();
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// Always add English mappings first
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AddKeyMapforConcreteKeyboardL( ELangEnglish );
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// Then append the mappings of the current input language
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TLanguage lang = iAlgorithm->FindUtilECE()->CurrentInputLanguage();
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if ( lang != ELangEnglish && IsLanguageSupportedL(lang) )
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{
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AddKeyMapforConcreteKeyboardL( lang );
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}
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PRINT ( _L("----------------------------------------"));
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::SetupKeyboardTypesL
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// Initialise the keyboard type variables
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::SetupKeyboardTypesL()
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{
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TInt physicalKeyboard = 0;
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CRepository* aknFepRepository = CRepository::NewL( KCRUidAknFep );
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aknFepRepository->Get( KAknFepPhysicalKeyboards, physicalKeyboard );
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delete aknFepRepository;
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PRINT1 ( _L("CPcsKeyMap::ConstructL: Physical keyboard support flag = 0x%02X"), physicalKeyboard );
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// Constants follow the definition of KAknFepPhysicalKeyboards
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const TInt KPtiKeyboard12Key = 0x01;
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const TInt KPtiKeyboardQwerty4x12 = 0x02;
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const TInt KPtiKeyboardQwerty4x10 = 0x04;
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const TInt KPtiKeyboardQwerty3x11 = 0x08;
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const TInt KPtiKeyboardHalfQwerty = 0x10;
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const TInt KPtiKeyboardCustomQwerty = 0x20;
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// Setup ITU-T mode first.
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// Use always 12-key mode since all the supported devices should have at least
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// virtual ITU-T available.
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iItutKeyboardType = EPtiKeyboard12Key;
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// TODO: ITU-T type could be set to "none" if device does not have either
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// virtual keypad or hardware ITU-T available. This could be decided according
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// some cenrep value, feature flag, device model, or platform version.
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// Then setup QWERTY mode. On real-life devices there should never
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// be more than one QWERTY keyboard available but on emulator there can be several.
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// Use the first one found in the following precedence
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if ( physicalKeyboard & KPtiKeyboardQwerty3x11 )
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{
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iQwertyKeyboardType = EPtiKeyboardQwerty3x11;
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}
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else if ( physicalKeyboard & KPtiKeyboardQwerty4x10 )
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{
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iQwertyKeyboardType = EPtiKeyboardQwerty4x10;
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}
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else if ( physicalKeyboard & KPtiKeyboardQwerty4x12 )
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{
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iQwertyKeyboardType = EPtiKeyboardQwerty4x12;
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}
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else if ( physicalKeyboard & KPtiKeyboardCustomQwerty )
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{
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iQwertyKeyboardType = EPtiKeyboardCustomQwerty;
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}
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else if ( physicalKeyboard & KPtiKeyboardHalfQwerty )
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{
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iQwertyKeyboardType = EPtiKeyboardHalfQwerty;
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}
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else
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{
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iQwertyKeyboardType = EPtiKeyboardNone;
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}
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// Decide, which keyboard is used for the "default" matching mode.
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// If there is physical ITU-T available, or there's no physical QWERTY,
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// then ITU-T is default.
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iItutIsDefault = (physicalKeyboard & KPtiKeyboard12Key) ||
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(iQwertyKeyboardType == EPtiKeyboardNone);
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PRINT1 ( _L("CPcsKeyMap::ConstructL: ITU-T Keyboard chosen for Predictive Search = %d"), iItutKeyboardType );
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PRINT1 ( _L("CPcsKeyMap::ConstructL: QWERTY Keyboard chosen for Predictive Search = %d"), iQwertyKeyboardType );
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::ConstructConcreteKeyMapL
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//
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::ConstructConcreteKeyMapL()
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{
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if ( iItutKeyboardType != EPtiKeyboardNone )
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{
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// Construct for Itut keyboard by default
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PRINT ( _L("CPcsKeyMap::ConstructConcreteKeyMapL: Construct keymap for ITU-T"));
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ConstructForItutKeyboardL();
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}
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if ( iQwertyKeyboardType != EPtiKeyboardNone )
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{
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// Construct for any QWERTY keyboard
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PRINT1 ( _L("CPcsKeyMap::ConstructConcreteKeyMapL: Construct keymap for QWERTY keyboard type %d"),
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iQwertyKeyboardType );
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ConstructForQwertyKeyboardL( iQwertyKeyboardType );
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}
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::AddKeyMapforConcreteKeyboardL
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//
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::AddKeyMapforConcreteKeyboardL( TLanguage aLanguage )
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{
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if ( iItutKeyboardType != EPtiKeyboardNone )
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{
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AddKeyMapforItutL( aLanguage );
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}
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if ( iQwertyKeyboardType != EPtiKeyboardNone )
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{
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AddKeyMapForQwertyKeyboardL( aLanguage, iQwertyKeyboardType );
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}
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::ResetKeyMap
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//
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::ResetKeyMap()
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{
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const TInt ItutKeyMappingsCount = iItutKeyMappings.Count();
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const TInt qwertyKeyMappingsCount = iQwertyKeyMappings.Count();
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for (TInt i = 0; i < ItutKeyMappingsCount; i++)
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{
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iItutKeyMappings[i]->iKeyMappingArray.Reset();
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}
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for (TInt i = 0; i < qwertyKeyMappingsCount; i++)
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{
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iQwertyKeyMappings[i]->iKeyMappingArray.Reset();
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}
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::~CPcsKeyMap
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// Destructor
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// ----------------------------------------------------------------------------
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CPcsKeyMap::~CPcsKeyMap()
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{
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ResetKeyMap();
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// Cleanup local arrays
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iLanguageNotSupported.Reset();
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iItutKeyMappings.ResetAndDestroy();
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iItutKeys.Close();
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iQwertyKeyMappings.ResetAndDestroy();
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iQwertyKeys.Close();
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delete iPtiEngine;
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::GetMixedKeyStringForQueryL
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// aDestStr will have the length as the number of items in aSrcQuery.
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::GetMixedKeyStringForQueryL(
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CPsQuery& aSrcQuery, TDes& aDestStr) const
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{
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PRINT ( _L("Enter CPcsKeyMap::GetMixedKeyStringForQueryL") );
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GetMixedKeyStringForDataL( aSrcQuery, aSrcQuery.QueryAsStringLC(), aDestStr );
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CleanupStack::PopAndDestroy(); //result of QueryAsStringLC
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PRINT ( _L("End CPcsKeyMap::GetMixedKeyStringForQueryL") );
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::GetMixedKeyStringForDataL
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// aDestStr will have the same length as aSrcData. aSrcQuery can be shorter.
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::GetMixedKeyStringForDataL(
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CPsQuery& aSrcQuery, const TDesC& aSrcData, TDes& aDestStr) const
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{
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PRINT ( _L("Enter CPcsKeyMap::GetMixedKeyStringForDataL") );
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const TInt srcDataLength = aSrcData.Length();
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for ( TInt i = 0; i < srcDataLength; ++i )
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{
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TChar character( aSrcData[i] );
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character.LowerCase();
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if ( i < aSrcQuery.Count() )
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{
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CPsQueryItem& currentItem = aSrcQuery.GetItemAtL(i);
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TKeyboardModes curMode = ResolveKeyboardMode( currentItem.Mode() );
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TPtiKey key = KeyForCharacter( aSrcData[i], curMode );
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// If a character is not mapped to any key or it's entered in non-predictive mode,
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// then append the character as exact.
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if ( EPtiKeyNone == key )
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{
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aDestStr.Append( character );
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}
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else
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{
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aDestStr.Append( DefaultCharForKey(key, curMode) );
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}
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}
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else
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{
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// characters over query length are taken as exact
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aDestStr.Append( character );
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}
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}
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PRINT1 ( _L("CPcsKeyMap::GetMixedKeyStringForDataL: Return string: \"%S\""),
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&aDestStr );
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PRINT ( _L("End CPcsKeyMap::GetMixedKeyStringForDataL") );
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::KeyForCharacter
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//
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// ----------------------------------------------------------------------------
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TPtiKey CPcsKeyMap::KeyForCharacter(TText aChar, TKeyboardModes aKbMode) const
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{
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const RPointerArray<TKeyMappingData>* keyMappings = KeyMappings( aKbMode );
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// Don't return any key in the exact mode
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if ( !keyMappings )
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{
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return EPtiKeyNone;
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}
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TInt index = KErrNotFound;
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TText lChar = User::LowerCase(aChar);
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const TInt count = keyMappings->Count() - 1;
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for (TInt i = 0; i < count; i++)
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{
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index = (*keyMappings)[i]->iKeyMappingArray.Find(lChar);
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if (index != KErrNotFound)
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{
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return (*keyMappings)[i]->iKey;
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}
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}
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return EPtiKeyNone;
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::AddKeyMapForQwertyKeyboardL
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//
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::AddKeyMapForQwertyKeyboardL(TLanguage aLanguage, TPtiKeyboardType aKbType)
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{
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#ifdef RD_INTELLIGENT_TEXT_INPUT
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iPtiEngine->ActivateLanguageL(aLanguage);
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iPtiEngine->SetKeyboardType(aKbType);
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// Make a language object based on current language
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CPtiCoreLanguage* coreLanguage = static_cast<CPtiCoreLanguage*>(iPtiEngine->GetLanguage( aLanguage ));
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//Perfrom the key mappings only if the corelanguage is available
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if (coreLanguage)
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{
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// Get the keyboard mappings for the language
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CPtiKeyMapData* ptiKeyMapData = coreLanguage->RawKeyMapData();
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const TInt qwertyKeyMappingsCount = iQwertyKeyMappings.Count() - 1;
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for (TInt i = 0; i < qwertyKeyMappingsCount; i++)
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{
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AddDataForQwertyKeyboardL( ptiKeyMapData, aKbType,
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iQwertyKeys[i], *(iQwertyKeyMappings[i]) );
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}
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}
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#endif // RD_INTELLIGENT_TEXT_INPUT
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}
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// ----------------------------------------------------------------------------
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// CPcsKeyMap::ConstructForQwertyKeyboardL
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// Destructor
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// ----------------------------------------------------------------------------
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void CPcsKeyMap::ConstructForQwertyKeyboardL(TPtiKeyboardType aKbType)
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{
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#ifdef RD_INTELLIGENT_TEXT_INPUT
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CreateKeyListFromKeyBindingTable( iQwertyKeys, aKbType );
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// Now add the keymap arrays to hold the keymap data
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const TInt qwertyKeysCount = iQwertyKeys.Count();
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for (TInt i = 0; i < qwertyKeysCount; i++)
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{
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|
416 |
TKeyMappingData* keyData = new (ELeave) TKeyMappingData;
|
|
417 |
keyData->iKey = iQwertyKeys[i];
|
|
418 |
iQwertyKeyMappings.Append(keyData);
|
|
419 |
}
|
|
420 |
|
|
421 |
PRINT ( _L("----------------------------------------"));
|
|
422 |
#endif //RD_INTELLIGENT_TEXT_INPUT
|
|
423 |
}
|
|
424 |
|
|
425 |
// ----------------------------------------------------------------------------
|
|
426 |
// CPcsKeyMap::AddDataForQwertyKeyboardL
|
|
427 |
//
|
|
428 |
// ----------------------------------------------------------------------------
|
|
429 |
void CPcsKeyMap::AddDataForQwertyKeyboardL(CPtiKeyMapData* aPtiKeyMapData,
|
|
430 |
TPtiKeyboardType aKbType,
|
|
431 |
TPtiKey aKey,
|
|
432 |
TKeyMappingData& aKeyDataList)
|
|
433 |
{
|
|
434 |
#ifdef RD_INTELLIGENT_TEXT_INPUT
|
|
435 |
TPtiTextCase caseArray[] =
|
|
436 |
{
|
|
437 |
EPtiCaseUpper,
|
|
438 |
EPtiCaseLower,
|
|
439 |
EPtiCaseFnLower,
|
|
440 |
EPtiCaseFnUpper,
|
|
441 |
EPtiCaseChrLower,
|
|
442 |
EPtiCaseChrUpper
|
|
443 |
};
|
|
444 |
|
|
445 |
for (TInt i = 0; i < sizeof(caseArray) / sizeof(TPtiTextCase); i++)
|
|
446 |
{
|
|
447 |
TPtrC result = aPtiKeyMapData->DataForKey(aKbType, aKey, caseArray[i]);
|
|
448 |
|
|
449 |
const TInt resultLength = result.Length();
|
|
450 |
for (TInt j = 0; j < resultLength; j++)
|
|
451 |
aKeyDataList.iKeyMappingArray.Append(result[j]);
|
|
452 |
|
|
453 |
PRINT2 ( _L("CPcsKeyMap: Mapping for Key %c = %S"), aKey, &result)
|
|
454 |
}
|
|
455 |
#endif //RD_INTELLIGENT_TEXT_INPUT
|
|
456 |
}
|
|
457 |
|
|
458 |
// ----------------------------------------------------------------------------
|
|
459 |
// CPcsKeyMap::ContructForItutKeyboardL
|
|
460 |
//
|
|
461 |
// ----------------------------------------------------------------------------
|
|
462 |
void CPcsKeyMap::ConstructForItutKeyboardL()
|
|
463 |
{
|
|
464 |
// Add the keys for Pool formation
|
|
465 |
iItutKeys.Append(EPtiKey0);
|
|
466 |
iItutKeys.Append(EPtiKey1);
|
|
467 |
iItutKeys.Append(EPtiKey2);
|
|
468 |
iItutKeys.Append(EPtiKey3);
|
|
469 |
iItutKeys.Append(EPtiKey4);
|
|
470 |
iItutKeys.Append(EPtiKey5);
|
|
471 |
iItutKeys.Append(EPtiKey6);
|
|
472 |
iItutKeys.Append(EPtiKey7);
|
|
473 |
iItutKeys.Append(EPtiKey8);
|
|
474 |
iItutKeys.Append(EPtiKey9);
|
|
475 |
// one additional pool for special characters not mapped too any keys.
|
|
476 |
// This should always be the last one in the arrary
|
|
477 |
iItutKeys.Append(EPtiKeyNone);
|
|
478 |
|
|
479 |
// Now add the keymap arrays to hold the keymap data
|
|
480 |
const TInt ltutKeysCount = iItutKeys.Count();
|
|
481 |
for (TInt i = 0; i < ltutKeysCount; i++)
|
|
482 |
{
|
|
483 |
TKeyMappingData *keyData = new (ELeave) TKeyMappingData;
|
|
484 |
keyData->iKey = iItutKeys[i];
|
|
485 |
iItutKeyMappings.Append(keyData);
|
|
486 |
}
|
|
487 |
|
|
488 |
PRINT ( _L("----------------------------------------"));
|
|
489 |
}
|
|
490 |
|
|
491 |
// ----------------------------------------------------------------------------
|
|
492 |
// CPcsKeyMap::AddKeyMapforItutLanguageL
|
|
493 |
//
|
|
494 |
// ----------------------------------------------------------------------------
|
|
495 |
void CPcsKeyMap::AddKeyMapforItutL(TLanguage aLanguage)
|
|
496 |
{
|
|
497 |
// Activate given language and get corresponding language object
|
|
498 |
iPtiEngine->ActivateLanguageL(aLanguage);
|
|
499 |
CPtiCoreLanguage* coreLanguage = static_cast<CPtiCoreLanguage*> (iPtiEngine->GetLanguage(aLanguage));
|
|
500 |
|
|
501 |
//Perfrom the key mappings only if the corelanguage is available
|
|
502 |
if (coreLanguage)
|
|
503 |
{
|
|
504 |
// Get the keyboard mappings for the language
|
|
505 |
CPtiKeyMapData* ptiKeyMapData = coreLanguage->RawKeyMapData();
|
|
506 |
|
|
507 |
const TInt ltutKeyMappingsCount = iItutKeyMappings.Count() - 1;
|
|
508 |
for (TInt i = 0; i < ltutKeyMappingsCount; i++)
|
|
509 |
{
|
|
510 |
AddDataForItutKeyboardL(ptiKeyMapData, iItutKeys[i], *(iItutKeyMappings[i]));
|
|
511 |
}
|
|
512 |
}
|
|
513 |
|
|
514 |
if ( (aLanguage == ELangPrcChinese || aLanguage == ELangTaiwanChinese || aLanguage == ELangHongKongChinese) &&
|
|
515 |
(iAlgorithm->FindUtilECE()->CurrentSearchMethod() == EAdptSearchStroke) )
|
|
516 |
{
|
|
517 |
(*(iItutKeyMappings[1])).iKeyMappingArray.Append(0x4E00); //heng
|
|
518 |
(*(iItutKeyMappings[2])).iKeyMappingArray.Append(0x4E28); //shu
|
|
519 |
(*(iItutKeyMappings[3])).iKeyMappingArray.Append(0x4E3F); //pie
|
|
520 |
(*(iItutKeyMappings[4])).iKeyMappingArray.Append(0x4E36); //dian
|
|
521 |
(*(iItutKeyMappings[5])).iKeyMappingArray.Append(0x4E5B); //zhe
|
|
522 |
}
|
|
523 |
|
|
524 |
}
|
|
525 |
// ----------------------------------------------------------------------------
|
|
526 |
// CPcsKeyMap::AddDataForItutKeyboardL
|
|
527 |
//
|
|
528 |
// ----------------------------------------------------------------------------
|
|
529 |
void CPcsKeyMap::AddDataForItutKeyboardL(CPtiKeyMapData* aPtiKeyMapData, TPtiKey aKey, TKeyMappingData& aKeyDataList)
|
|
530 |
{
|
|
531 |
TPtiTextCase caseArray[] = { EPtiCaseUpper, EPtiCaseLower };
|
|
532 |
for (TInt i = 0; i< sizeof(caseArray) / sizeof(TPtiTextCase); i++)
|
|
533 |
{
|
|
534 |
TPtrC result = aPtiKeyMapData->DataForKey(EPtiKeyboard12Key, aKey, caseArray[i]);
|
|
535 |
const TInt resultLength = result.Length();
|
|
536 |
for (TInt j = 0; j < resultLength; j++)
|
|
537 |
aKeyDataList.iKeyMappingArray.Append(result[j]);
|
|
538 |
PRINT2 ( _L("CPcsKeyMap: Mapping for Key %c = %S"), aKey,&result)
|
|
539 |
}
|
|
540 |
}
|
|
541 |
|
|
542 |
// ----------------------------------------------------------------------------
|
|
543 |
// CPcsKeyMap::CreateKeyMapFromKeyBindingTable
|
|
544 |
//
|
|
545 |
// ----------------------------------------------------------------------------
|
|
546 |
void CPcsKeyMap::CreateKeyListFromKeyBindingTable( RArray<TPtiKey>& aKeyArray,
|
|
547 |
TPtiKeyboardType aKbType )
|
|
548 |
{
|
|
549 |
PRINT ( _L("Enter CPcsKeyMap::CreateKeyListFromKeyBindingTable") );
|
|
550 |
|
|
551 |
// Use Eglish mappings to list the keys on the keyboard
|
|
552 |
TRAP_IGNORE( iPtiEngine->ActivateLanguageL( ELangEnglish ) );
|
|
553 |
CPtiCoreLanguage* ptiLang =
|
|
554 |
static_cast<CPtiCoreLanguage*>(iPtiEngine->GetLanguage( ELangEnglish ));
|
|
555 |
|
|
556 |
if (ptiLang)
|
|
557 |
{
|
|
558 |
const CPtiKeyMapData* keyMapData = ptiLang->RawKeyMapData();
|
|
559 |
const TPtiKeyBinding* table = NULL;
|
|
560 |
TInt numItems = 0;
|
|
561 |
if ( keyMapData )
|
|
562 |
{
|
|
563 |
table = keyMapData->KeyBindingTable(aKbType, numItems);
|
|
564 |
}
|
|
565 |
else
|
|
566 |
{
|
|
567 |
PRINT( _L("CPcsKeyMap::CreateKeyListFromKeyBindingTable: #### Failed to get RawKeyMapData ####") );
|
|
568 |
}
|
|
569 |
|
|
570 |
PRINT1 ( _L("CPcsKeyMap::CreateKeyListFromKeyBindingTable: Num of Items in KeyBindingTable is %d"), numItems );
|
|
571 |
|
|
572 |
// Get from the key table the keys for constructing the pools
|
|
573 |
if (table)
|
|
574 |
{
|
|
575 |
for (TInt i = 0; i < numItems; i++)
|
|
576 |
{
|
|
577 |
TPtiKey key = (TPtiKey) table[i].iScanCode;
|
|
578 |
// Get all keys with same EPtiCaseLower or EPtiCaseUpper case
|
|
579 |
// Only for one of the casing to avoid repetitions
|
|
580 |
if ( (EPtiKeyNone != key) && (EPtiCaseLower == table[i].iCase) )
|
|
581 |
{
|
|
582 |
PRINT3 ( _L("CPcsKeyMap::CreateKeyListFromKeyBindingTable: Adding pool %d with key '%c' (0x%02X)"),
|
|
583 |
aKeyArray.Count(), key, key );
|
|
584 |
aKeyArray.Append( key );
|
|
585 |
}
|
|
586 |
}
|
|
587 |
}
|
|
588 |
else
|
|
589 |
{
|
|
590 |
PRINT ( _L("CPcsKeyMap::CreateKeyListFromKeyBindingTable: ##### Failed to create Key List (KeyBindingTable) #####") );
|
|
591 |
}
|
|
592 |
}
|
|
593 |
else
|
|
594 |
{
|
|
595 |
PRINT ( _L("CPcsKeyMap::CreateKeyListFromKeyBindingTable: ##### Failed to create Key List (Language) #####") );
|
|
596 |
}
|
|
597 |
|
|
598 |
// one additional pool for special characters not mapped too any keys.
|
|
599 |
// This should always be the last one in the arrary
|
|
600 |
aKeyArray.Append(EPtiKeyNone);
|
|
601 |
|
|
602 |
PRINT ( _L("End CPcsKeyMap::CreateKeyListFromKeyBindingTable") );
|
|
603 |
}
|
|
604 |
|
|
605 |
// ----------------------------------------------------------------------------
|
|
606 |
// CPcsKeyMap::IsLanguageSupportedL
|
|
607 |
// Returns ETrue if this language is supported
|
|
608 |
// ----------------------------------------------------------------------------
|
|
609 |
TBool CPcsKeyMap::IsLanguageSupportedL(TUint32 aLang)
|
|
610 |
{
|
|
611 |
|
|
612 |
TBool flag = ETrue;
|
|
613 |
const TInt languageNotSupportedCount = iLanguageNotSupported.Count();
|
|
614 |
for (TInt i = 0; i < languageNotSupportedCount; i++)
|
|
615 |
{
|
|
616 |
if (iLanguageNotSupported[i] == aLang)
|
|
617 |
{
|
|
618 |
flag = EFalse;
|
|
619 |
}
|
|
620 |
}
|
|
621 |
|
|
622 |
return flag;
|
|
623 |
}
|
|
624 |
|
|
625 |
// ----------------------------------------------------------------------------
|
|
626 |
// CPcsKeyMap::PoolIdForKey
|
|
627 |
//
|
|
628 |
// ----------------------------------------------------------------------------
|
|
629 |
TInt CPcsKeyMap::PoolIdForKey(TPtiKey aKey, TKeyboardModes aKbMode) const
|
|
630 |
{
|
|
631 |
__ASSERT_DEBUG( (aKbMode==EPredictiveItuT || aKbMode==EPredictiveQwerty),
|
|
632 |
Panic(EPanic_InvalidKeyboardType) );
|
|
633 |
|
|
634 |
// From logical point of view, the Pool ID is an index of the key in
|
|
635 |
// an array which is formed by concatenating QWERTY keys array in the end
|
|
636 |
// of the ITU-T keys array.
|
|
637 |
TInt poolId = KErrNotFound;
|
|
638 |
if ( aKbMode == EPredictiveItuT && iItutKeys.Count() )
|
|
639 |
{
|
|
640 |
poolId = iItutKeys.Find(aKey);
|
|
641 |
// IF the key is not found, then it should go to the special pool,
|
|
642 |
// which is the pool of the dummy key in the ITU-T keys array
|
|
643 |
if (KErrNotFound == poolId)
|
|
644 |
{
|
|
645 |
poolId = iItutKeys.Count() - 1;
|
|
646 |
}
|
|
647 |
}
|
|
648 |
else if ( aKbMode == EPredictiveQwerty && iQwertyKeys.Count() )
|
|
649 |
{
|
|
650 |
poolId = iQwertyKeys.Find(aKey);
|
|
651 |
// IF the key is not found, then it should go to the special pool,
|
|
652 |
// which is the pool of the dummy key in the QWERTY keys array
|
|
653 |
if (KErrNotFound == poolId)
|
|
654 |
{
|
|
655 |
poolId = iQwertyKeys.Count() - 1;
|
|
656 |
}
|
|
657 |
// Pools of QWERTY keys come after pools of ITU-T keys
|
|
658 |
poolId += iItutKeys.Count();
|
|
659 |
}
|
|
660 |
|
|
661 |
// Pool ID must never exceed value 63, because CPcsCache class
|
|
662 |
// stores these values as bitmask into 64 bit variable.
|
|
663 |
__ASSERT_DEBUG( poolId < 64, Panic(EPanic_OverflowInPoolIndex) );
|
|
664 |
return poolId;
|
|
665 |
}
|
|
666 |
|
|
667 |
// ----------------------------------------------------------------------------
|
|
668 |
// CPcsKeyMap::PoolIdForCharacter
|
|
669 |
//
|
|
670 |
// ----------------------------------------------------------------------------
|
|
671 |
TInt CPcsKeyMap::PoolIdForCharacter( TChar aChar, TKeyboardModes aKbMode )
|
|
672 |
{
|
|
673 |
// Pools are formed according the predictive keyboard mapping(s).
|
|
674 |
// When selecting pool for non-predictive mode, we use the pool of the
|
|
675 |
// default keyboard. The non-predictive matches should be a sub set of the
|
|
676 |
// predictive matches of the default keyboard, although strictly speaking,
|
|
677 |
// there' no guarantee for this.
|
|
678 |
if ( aKbMode == ENonPredictive || aKbMode == EPredictiveDefaultKeyboard )
|
|
679 |
{
|
|
680 |
aKbMode = ( iItutIsDefault ? EPredictiveItuT : EPredictiveQwerty );
|
|
681 |
}
|
|
682 |
|
|
683 |
// If character is a Chinese word character, then we select the
|
|
684 |
// pool ID according the first character of the first spelling of the word.
|
|
685 |
TRAP_IGNORE( aChar = FirstCharFromSpellingL( aChar ) );
|
|
686 |
|
|
687 |
TPtiKey key = KeyForCharacter( aChar, aKbMode );
|
|
688 |
TInt poolId = PoolIdForKey( key, aKbMode );
|
|
689 |
|
|
690 |
return poolId;
|
|
691 |
}
|
|
692 |
|
|
693 |
// ----------------------------------------------------------------------------
|
|
694 |
// CPcsKeyMap::PoolCount
|
|
695 |
//
|
|
696 |
// ----------------------------------------------------------------------------
|
|
697 |
TInt CPcsKeyMap::PoolCount()
|
|
698 |
{
|
|
699 |
return iItutKeyMappings.Count() + iQwertyKeyMappings.Count();
|
|
700 |
}
|
|
701 |
|
|
702 |
// ----------------------------------------------------------------------------
|
|
703 |
// CPcsKeyMap::GetSpaceAndZeroOnSameKey
|
|
704 |
//
|
|
705 |
// ----------------------------------------------------------------------------
|
|
706 |
TBool CPcsKeyMap::GetSpaceAndZeroOnSameKey( TKeyboardModes aMode )
|
|
707 |
{
|
|
708 |
// Resolve ambiguous keyboard mode
|
|
709 |
aMode = ResolveKeyboardMode( aMode );
|
|
710 |
|
|
711 |
if ( aMode == EPredictiveItuT )
|
|
712 |
{
|
|
713 |
return iSpaceAndZeroOnSameKeyOnItut;
|
|
714 |
}
|
|
715 |
else if ( aMode == EPredictiveQwerty )
|
|
716 |
{
|
|
717 |
return iSpaceAndZeroOnSameKeyOnQwerty;
|
|
718 |
}
|
|
719 |
else
|
|
720 |
{
|
|
721 |
return EFalse;
|
|
722 |
}
|
|
723 |
}
|
|
724 |
|
|
725 |
// ----------------------------------------------------------------------------
|
|
726 |
// CPcsKeyMap::SetSpaceAndZeroOnSameKey
|
|
727 |
//
|
|
728 |
// ----------------------------------------------------------------------------
|
|
729 |
void CPcsKeyMap::SetSpaceAndZeroOnSameKey()
|
|
730 |
{
|
|
731 |
static const TInt KSpace = 0x20; // ASCII for " "
|
|
732 |
static const TInt KZero = 0x30; // ASCII for "0"
|
|
733 |
|
|
734 |
TChar charSpace(KSpace);
|
|
735 |
TChar charZero(KZero);
|
|
736 |
|
|
737 |
TPtiKey keySpace;
|
|
738 |
TPtiKey keyZero;
|
|
739 |
|
|
740 |
// ITU-T mode
|
|
741 |
keySpace = KeyForCharacter(charSpace, EPredictiveItuT);
|
|
742 |
keyZero = KeyForCharacter(charZero, EPredictiveItuT);
|
|
743 |
iSpaceAndZeroOnSameKeyOnItut = (keySpace == keyZero);
|
|
744 |
|
|
745 |
// QWERTY mode
|
|
746 |
keySpace = KeyForCharacter(charSpace, EPredictiveQwerty);
|
|
747 |
keyZero = KeyForCharacter(charZero, EPredictiveQwerty);
|
|
748 |
iSpaceAndZeroOnSameKeyOnQwerty = (keySpace == keyZero);
|
|
749 |
}
|
|
750 |
|
|
751 |
// ----------------------------------------------------------------------------
|
|
752 |
// CPcsKeyMap::CPcsKeyMap::FirstCharFromSpellingL
|
|
753 |
//
|
|
754 |
// ----------------------------------------------------------------------------
|
|
755 |
TChar CPcsKeyMap::FirstCharFromSpellingL( TChar aChar ) const
|
|
756 |
{
|
|
757 |
TChar translated( aChar );
|
|
758 |
TBuf<1> temp;
|
|
759 |
temp.Append( aChar );
|
|
760 |
if ( iAlgorithm->FindUtilECE()->IsChineseWordIncluded( temp ) )
|
|
761 |
{
|
|
762 |
RPointerArray<HBufC> spellList;
|
|
763 |
CleanupResetAndDestroyPushL( spellList );
|
|
764 |
if (iAlgorithm->FindUtilECE()->DoTranslationL(aChar, spellList))
|
|
765 |
{
|
|
766 |
translated = (*spellList[0])[0];
|
|
767 |
}
|
|
768 |
CleanupStack::PopAndDestroy( &spellList ); // ResetAndDestroy
|
|
769 |
}
|
|
770 |
return translated;
|
|
771 |
}
|
|
772 |
|
|
773 |
// ----------------------------------------------------------------------------
|
|
774 |
// CPcsKeyMap::KeyMappings
|
|
775 |
//
|
|
776 |
// ----------------------------------------------------------------------------
|
|
777 |
const RPointerArray<TKeyMappingData>* CPcsKeyMap::KeyMappings( TKeyboardModes aMode ) const
|
|
778 |
{
|
|
779 |
const RPointerArray<TKeyMappingData>* mappings = NULL;
|
|
780 |
|
|
781 |
if ( aMode == EPredictiveItuT )
|
|
782 |
{
|
|
783 |
mappings = &iItutKeyMappings;
|
|
784 |
}
|
|
785 |
else if ( aMode == EPredictiveQwerty )
|
|
786 |
{
|
|
787 |
mappings = &iQwertyKeyMappings;
|
|
788 |
}
|
|
789 |
else if ( aMode == ENonPredictive )
|
|
790 |
{
|
|
791 |
mappings = NULL;
|
|
792 |
}
|
|
793 |
else
|
|
794 |
{
|
|
795 |
mappings = NULL;
|
|
796 |
__ASSERT_DEBUG( EFalse, Panic( EPanic_InvalidKeyboardType ) );
|
|
797 |
}
|
|
798 |
|
|
799 |
return mappings;
|
|
800 |
}
|
|
801 |
|
|
802 |
// ----------------------------------------------------------------------------
|
|
803 |
// CPcsKeyMap::ResolveKeyboardMode
|
|
804 |
//
|
|
805 |
// ----------------------------------------------------------------------------
|
|
806 |
TKeyboardModes CPcsKeyMap::ResolveKeyboardMode( TKeyboardModes aKbMode ) const
|
|
807 |
{
|
|
808 |
TKeyboardModes resolvedMode = aKbMode;
|
|
809 |
|
|
810 |
// Substitute "default predictive" mode with actual mode
|
|
811 |
if ( resolvedMode == EPredictiveDefaultKeyboard )
|
|
812 |
{
|
|
813 |
resolvedMode = ( iItutIsDefault ? EPredictiveItuT : EPredictiveQwerty );
|
|
814 |
}
|
|
815 |
|
|
816 |
// Substitute predictive mode with non-predictive mode if corresponding
|
|
817 |
// keyboard mappings are not available.
|
|
818 |
if ( ( resolvedMode == EPredictiveItuT && iItutKeyboardType == EPtiKeyboardNone ) ||
|
|
819 |
( resolvedMode == EPredictiveQwerty && iQwertyKeyboardType == EPtiKeyboardNone ) )
|
|
820 |
{
|
|
821 |
PRINT1( _L("CPcsKeyMap::ResolveKeyboardMode: Mappings for requested mode %d unavailable. Falling back to non-predictive mode!"), aKbMode );
|
|
822 |
resolvedMode = ENonPredictive;
|
|
823 |
}
|
|
824 |
|
|
825 |
return resolvedMode;
|
|
826 |
}
|
|
827 |
|
|
828 |
// ----------------------------------------------------------------------------
|
|
829 |
// CPcsKeyMap::DefaultCharForKey
|
|
830 |
//
|
|
831 |
// ----------------------------------------------------------------------------
|
|
832 |
TText CPcsKeyMap::DefaultCharForKey( TPtiKey aKey, TKeyboardModes aKbMode ) const
|
|
833 |
{
|
|
834 |
// On ITU-T, the Pti key code can be directly interpreted as unicode character.
|
|
835 |
// Thus, default characters for keys are 1,2,3,4,5,6,7,8,9,0,*,#.
|
|
836 |
TText defChar = aKey;
|
|
837 |
|
|
838 |
// On QWERTY, using PtiKey values directly is not safe since all PtiKey values are
|
|
839 |
// not codepoints of printable Unicode characters.
|
|
840 |
// Treating these arbitrary numerical values as Unicode characters could break
|
|
841 |
// the uniqueness of keys when collated comparison is used. Also, converting same
|
|
842 |
// data multiple times to "compare format" would then break the data.
|
|
843 |
if ( aKbMode == EPredictiveQwerty )
|
|
844 |
{
|
|
845 |
// Take first mapped character of the key and convert it to upper case.
|
|
846 |
TInt index = iQwertyKeys.Find( aKey );
|
|
847 |
if ( index != KErrNotFound )
|
|
848 |
{
|
|
849 |
const RArray<TInt>& mappings = iQwertyKeyMappings[index]->iKeyMappingArray;
|
|
850 |
if ( mappings.Count() )
|
|
851 |
{
|
|
852 |
defChar = User::UpperCase( mappings[0] );
|
|
853 |
}
|
|
854 |
}
|
|
855 |
}
|
|
856 |
|
|
857 |
return defChar;
|
|
858 |
}
|
|
859 |
// End of file
|