--- a/textinput/peninputhwrtrui/src/truiengine.cpp Tue Jul 06 14:38:41 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,725 +0,0 @@
-/*
-* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0""
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: Implement of class CTruiShortcutsView
-*
-*/
-
-
-#include <trui.rsg>
-#include <e32const.h>
-#include <PtiMHwrRecognizer.h>
-#include <PtiLanguage.h>
-#include <eikenv.h>
-#include <AknFepInternalCRKeys.h>
-#include <centralrepository.h>
-#include <featmgr.h>
-#include <PtiEngine.h>
-
-#include "trui.hrh"
-#include "truiengine.h"
-
-#include "truilanguagerelation.h"
-
-const TInt KRangeNamesArraySize = 5;
-
-// ======== MEMBER FUNCTIONS ========
-
-// ---------------------------------------------------------------------------
-// construction
-// ---------------------------------------------------------------------------
-//
-CTruiEngine::CTruiEngine( CEikonEnv* aEikonEnv ) : iEnv( aEikonEnv )
- {
- }
-
-// ---------------------------------------------------------------------------
-// construction
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::ConstructL()
- {
- CRepository* repository = CRepository::NewLC( KCRUidAknFep );
- // Get current input language
- TInt inputLanguage = 0;
- repository->Get( KAknFepInputTxtLang, inputLanguage );
- iInputLanguage = (TLanguage)inputLanguage;
-
- // Create PtiEngine
- iEngine = CPtiEngine::NewL();
- MPtiHwrRecognizer* hwr = iEngine->GetHwrRecognizerL( ELangEnglish );
-
- iPtiEngine = hwr->QueryUdmInterfaceL() ;
-
- // Initialize a mapping table for language script
- RArray<TLanguageRelation> languageRelation;
- CleanupClosePushL( languageRelation );
- InitLanguageRelationL( R_TRUI_LANGUAGE_SCRIPT_SET, languageRelation );
-
- // Get all supported language script
- InitSupportedLanguageScriptL( iSupportedScript, iEngine, languageRelation );
-
- if ( iSupportedScript.Count() == 0 )
- {
- User::Leave( KErrNotSupported );
- }
-
- // Get currently active language script
- TInt langCode;
- repository->Get( KAknFepInputTxtLang, langCode );
- TInt activeScript = GetActiveLanguageScript( langCode, languageRelation );
-
- // Destroy the mapping table.
- CleanupStack::PopAndDestroy( &languageRelation );
- CleanupStack::PopAndDestroy( repository );
-
- if ( activeScript != KErrNotFound )
- {
- SetLanguageScriptByIndexL( activeScript );
- }
- else
- {
- User::Leave( KErrNotSupported );
- }
- }
-
-// ---------------------------------------------------------------------------
-// construction
-// ---------------------------------------------------------------------------
-//
-CTruiEngine* CTruiEngine::NewL( CEikonEnv* aEikonEnv )
- {
- CTruiEngine* self = CTruiEngine::NewLC( aEikonEnv );
- CleanupStack::Pop( self );
- return self;
- }
-
-// ---------------------------------------------------------------------------
-// construction
-// ---------------------------------------------------------------------------
-//
-CTruiEngine* CTruiEngine::NewLC( CEikonEnv* aEikonEnv )
- {
- CTruiEngine* self = new ( ELeave ) CTruiEngine( aEikonEnv );
- CleanupStack::PushL( self );
- self->ConstructL();
- return self;
- }
-
-// ---------------------------------------------------------------------------
-// destruction
-// ---------------------------------------------------------------------------
-//
-CTruiEngine::~CTruiEngine()
- {
- iSupportedScript.Close();
- if ( iRangeName )
- {
- iRangeName->Reset();
- delete iRangeName;
- }
- iSupportedRange.Close();
- if ( iCharacterSet )
- {
- delete iCharacterSet;
- }
- if ( iShortcutList )
- {
- iShortcutList->Reset();
- delete iShortcutList;
- }
- delete iEngine;
- }
-
-// ---------------------------------------------------------------------------
-// Set current language script
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::SetLanguageScriptByIndexL( TInt aIndex )
- {
- //Set script
- iCurrentScript = aIndex;
-
- //Delete previous iRangeName
- if ( iRangeName )
- {
- delete iRangeName;
- iRangeName = NULL;
- }
- //Reset iSupportedRange
- iSupportedRange.Reset();
-
- //Set character range
- HBufC* charRange;
- switch( iCurrentScript )
- {
- case EMainViewSubmenuWestern:
- {
- //There are 5 subranges under Western
- iRangeName = new (ELeave) CDesCArrayFlat( KRangeNamesArraySize );
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_LOWER );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinLowerLetters );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_CAPITAL );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinUpperLetters );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_ACCENT );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinAccent );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_DIGITS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinDigital );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_SYMBOLS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinSymbol );
-
- iPtiEngine->SetLanguageScriptL( EPtiHwrScriptLatin );
- break;
- }
- case EMainViewSubmenuCyrillic:
- {
- //There are 5 subranges under Cyrillic
- iRangeName = new (ELeave) CDesCArrayFlat( KRangeNamesArraySize );
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CYRILLIC_LOWER );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ECyrillicLowerLetters );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CYRILLIC_CAPITAL );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ECyrillicUpperLetters );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_DIGITS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinDigital );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_SYMBOLS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinSymbol );
-
- iPtiEngine->SetLanguageScriptL( EPtiHwrScriptCyrillic );
- break;
- }
- case EMainViewSubmenuGreek:
- {
- //There are 5 subranges under Greek
- iRangeName = new (ELeave) CDesCArrayFlat( KRangeNamesArraySize );
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_GREEK_LOWER );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( EGreekLowerLetters );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_GREEK_CAPITAL );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( EGreekUpperLetters );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_DIGITS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinDigital );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_SYMBOLS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinSymbol );
-
- iPtiEngine->SetLanguageScriptL( EPtiHwrScriptGreek );
- break;
- }
- case EMainViewSubmenuHebrew:
- {
- //There are 4 subranges under Hebrew
- iRangeName = new (ELeave) CDesCArrayFlat( KRangeNamesArraySize );
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_HEBREW_LETTERS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( EHebrewLetters );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_DIGITS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinDigital );
-
- charRange = iEnv->AllocReadResourceLC( R_TRUI_MAINVIEW_CHAR_RANGE_SYMBOLS );
- iRangeName->AppendL( *charRange );
- CleanupStack::PopAndDestroy( charRange );
- iSupportedRange.Append( ELatinSymbol );
-
- iPtiEngine->SetLanguageScriptL( EPtiHwrScriptHebrew );
- break;
- }
- default:
- {
- User::Leave( KErrArgument );
- }
- }
- // Set the first range as the default range
- SetCharacterRangeByIndexL( 0 );
- }
-
-// ---------------------------------------------------------------------------
-// Set current character range
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::SetCharacterRangeByIndexL( TInt aIndex )
- {
- iCurrentRange = iSupportedRange[aIndex];
-
- //Update character set by range
- TInt resourceId= 0;
- switch( iCurrentRange )
- {
- case ELatinLowerLetters:
- {
- resourceId = R_TRUI_CHARACTERSET_LATIN_LOWERLETTERS;
- break;
- }
- case ELatinUpperLetters:
- {
- resourceId = R_TRUI_CHARACTERSET_LATIN_UPPERLETTERS;
- break;
- }
- case ELatinAccent:
- {
- resourceId = R_TRUI_CHARACTERSET_LATIN_ACCENT;
- break;
- }
- case ELatinDigital:
- {
- resourceId = R_TRUI_CHARACTERSET_LATIN_DIGITAL;
- break;
- }
- case ELatinSymbol:
- {
- if ( FeatureManager::FeatureSupported(KFeatureIdChinese) )
- {
- resourceId = R_TRUI_CHARACTERSET_LATIN_SYMBOL_CHINESE;
- }
- else
- {
- resourceId = R_TRUI_CHARACTERSET_LATIN_SYMBOL;
- }
- break;
- }
- case ECyrillicLowerLetters:
- {
- // According to current input language,
- // Return different resource id.
- resourceId = CyrillicLowerResourceId( iInputLanguage );
- break;
- }
- case ECyrillicUpperLetters:
- {
- resourceId = CyrillicUpperResourceId( iInputLanguage );
- break;
- }
- case ECyrillicAccent:
- {
- resourceId = R_TRUI_CHARACTERSET_CYRILLIC_ACCENT;
- break;
- }
- case EGreekLowerLetters:
- {
- resourceId = R_TRUI_CHARACTERSET_GREEK_LOWERLETTERS;
- break;
- }
- case EGreekUpperLetters:
- {
- resourceId = R_TRUI_CHARACTERSET_GREEK_UPPERLETTERS;
- break;
- }
- case EHebrewLetters:
- {
- resourceId = R_TRUI_CHARACTERSET_HEBREW_LETTERS;
- break;
- }
- default:
- {
- User::Leave( KErrArgument );
- }
- }
- if ( iCharacterSet )
- {
- delete iCharacterSet;
- iCharacterSet = NULL;
- }
- iCharacterSet = iEnv->AllocReadResourceL( resourceId );
-
- //Transfer character range to engine's subrange and store it in local
- SetSubrange();
- }
-
-// ---------------------------------------------------------------------------
-// Check if character has model
-// ---------------------------------------------------------------------------
-//
-TBool CTruiEngine::CheckCharacterModel( const TDesC& aChar )
- {
- return iPtiEngine->CharacterModelExist( aChar );
- }
-
-// ---------------------------------------------------------------------------
-// Delete character model
-// ---------------------------------------------------------------------------
-//
-TInt CTruiEngine::DeleteCharacterModel( const TDesC& aChar )
- {
- return iPtiEngine->DeleteCharacterModel( aChar );
- }
-
-// ---------------------------------------------------------------------------
-// Set character model
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::SetCharacterModelL( const TDesC& aChar,
- RArray<TPoint>& aModel,
- TDes& aSimilarMsg )
- {
- iPtiEngine->SetCharacterModelL( aChar, aModel, iSubrange, aSimilarMsg );
- }
-
-// ---------------------------------------------------------------------------
-// Get character model
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::GetCharacterModelL( const TDesC& aChar, RArray<TPoint>& aModel )
- {
- iPtiEngine->GetCharacterModelL( aChar, aModel );
- }
-
-// ---------------------------------------------------------------------------
-// Check if shortcut has model
-// ---------------------------------------------------------------------------
-//
-TBool CTruiEngine::CheckShortcutModel( const TDesC& aText )
- {
- return iPtiEngine->CheckShortcutModel( aText );
- }
-
-// ---------------------------------------------------------------------------
-// Save shortcut text and its assigned character model into PTI Engine
-// Meanwhile update shortcutlist
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::SaveShortcutL( const TDesC& aText,
- RArray<TPoint>& aModel,
- TDes& aSimilarMsg )
- {
- iPtiEngine->SetShortcutModelL( aText, aModel, aSimilarMsg );
- }
-
-// ---------------------------------------------------------------------------
-// Delete shortcut text and its assigned character model from PTI Engine
-// Meanwhile update shortcutlist
-// ---------------------------------------------------------------------------
-//
-TInt CTruiEngine::DeleteShortcut( const TDesC& aText )
- {
- return iPtiEngine->DeleteShortcutModel( aText );
- }
-
-// ---------------------------------------------------------------------------
-// Set current edited shortcut
-// ---------------------------------------------------------------------------
-//
-TInt CTruiEngine::SetShortcut( const TDesC& aText )
- {
- iShortcut = aText;
- return KErrNone;
- }
-
-// ---------------------------------------------------------------------------
-// Update Shortcut list
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::UpdateShortcutListL()
- {
- if ( iShortcutList )
- {
- iShortcutList->Reset();
- delete iShortcutList;
- iShortcutList = NULL;
- }
-
- RPointerArray<HBufC> list;
- CleanupClosePushL( list );
- TRAPD( err, iPtiEngine->GetShortcutTextListL( list ) );
- if ( err == KErrNone )
- {
- if ( list.Count() > 0 )
- {
- iShortcutList = new (ELeave) CDesCArrayFlat( list.Count() );
- for ( TInt i = 0; i < list.Count(); i++ )
- {
- iShortcutList->AppendL( *list[i] );
- }
- iShortcutList->Sort( ECmpCollated );
- }
- }
- list.ResetAndDestroy();
- CleanupStack::PopAndDestroy( &list );
- }
-
-// ---------------------------------------------------------------------------
-// From class MTruiEngine.
-// change the text of an existing shortcut.
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::ChangeShortcutTextL( const TDesC& aNewText )
- {
- iPtiEngine->ChangeShortcutTextL( iShortcut, aNewText );
- }
-
-// ---------------------------------------------------------------------------
-// Get guiding line pos
-// ---------------------------------------------------------------------------
-//
-TInt CTruiEngine::GetGuidingLinePos( const TSize& aSize, TInt& aTop , TInt& aBottom )
- {
- return iPtiEngine->GetGuidingLinePos( aSize, aTop, aBottom );
- }
-
-// ---------------------------------------------------------------------------
-// Get the number of the maximum of shortcuts
-// ---------------------------------------------------------------------------
-//
-TInt CTruiEngine::MaxShortCutLength()
- {
- return iPtiEngine->MaxShortCutLength();
- }
-
-// ---------------------------------------------------------------------------
-// Get trails assigned to the specified shortcut.
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::GetShortcutModelL( const TDesC& aText,
- RArray<TPoint>& aModel,
- TUint& aUnicode )
- {
- iPtiEngine->GetShortcutModelL( aText, aModel, aUnicode );
- }
-
-// ---------------------------------------------------------------------------
-// Save preset shortcuts.
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::SavePresetShortcutL( TUint aUnicode, const TDesC& aShortcut )
- {
- iPtiEngine->SavePresetShortcutL( aUnicode, aShortcut );
- }
-
-// ---------------------------------------------------------------------------
-// Get trails assigned to a preset text.
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::GetPresetSymbolByUnicodeL( TUint aUnicode,
- RArray<TPoint>& aModel,
- TDes& aShortcut )
- {
- iPtiEngine->GetPresetSymbolByUnicodeL( aUnicode, aModel, aShortcut );
- }
-
-// ---------------------------------------------------------------------------
-// Return all unicodes of preset text stored in PTI engine.
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::GetAllPresetSymbolsL( RArray<TUint>& aPresets )
- {
- iPtiEngine->GetAllPresetSymbolsL( aPresets );
- }
-
-// ---------------------------------------------------------------------------
-// Transform character range to engine's subrange
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::SetSubrange()
- {
- switch( iCurrentRange )
- {
- case ELatinLowerLetters:
- case ELatinUpperLetters:
- case ELatinAccent:
- {
- iSubrange = EPtiHwrRangeLanguage;
- break;
- }
- case ELatinDigital:
- {
- iSubrange = EPtiHwrRangeNumber;
- break;
- }
- case ELatinSymbol:
- {
- iSubrange = EPtiHwrRangeSymbol;
- break;
- }
- case ECyrillicLowerLetters:
- case ECyrillicUpperLetters:
- case ECyrillicAccent:
- {
- iSubrange = EPtiHwrRangeLanguage;
- break;
- }
- case EGreekLowerLetters:
- case EGreekUpperLetters:
- {
- iSubrange = EPtiHwrRangeLanguage;
- break;
- }
- case EHebrewLetters:
- {
- iSubrange = EPtiHwrRangeLanguage;
- break;
- }
- default:
- {
- iSubrange = EPtiHwrRangeAny;
- }
- }
- }
-
-// ---------------------------------------------------------------------------
-// Initialize the tabel used to map language to language script
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::InitLanguageRelationL( TInt aResourceId,
- RArray<TLanguageRelation>& aLanguageRelation )
- {
- TResourceReader reader;
- iEnv->CreateResourceReaderLC( reader, aResourceId );
- TInt script_count = reader.ReadInt16();
- for ( TInt i = 0; i < script_count; i++ )
- {
- TInt scriptId = reader.ReadInt16();
- TInt lang_count = reader.ReadInt16();
- for ( TInt j = 0; j < lang_count; j++ )
- {
- TInt langCode = reader.ReadInt16();
- aLanguageRelation.Append( TLanguageRelation( langCode, scriptId ) );
- }
- }
- CleanupStack::PopAndDestroy(); // reader
- }
-
-// ---------------------------------------------------------------------------
-// Initialize the supported language script.
-// ---------------------------------------------------------------------------
-//
-void CTruiEngine::InitSupportedLanguageScriptL( RArray<TInt>& aSupportedScript,
- CPtiEngine* aEngine,
- const RArray<TLanguageRelation>& aLanguageRelation )
- {
- // Get all supported input language.
- RArray<TInt> avaiableLanuage;
- CleanupClosePushL( avaiableLanuage );
- aEngine->GetAvailableLanguagesL( avaiableLanuage );
- avaiableLanuage.Sort();
-
- // Map language to language script utilizing TLanguageRelation
- for ( TInt i = 0; i < aLanguageRelation.Count(); i++ )
- {
- TInt languageScriptId = aLanguageRelation[i].LanguageScriptId();
- if ( aSupportedScript.Find( languageScriptId ) == KErrNotFound )
- {
- TInt languageCode = aLanguageRelation[i].LanguageCode();
- if ( avaiableLanuage.FindInOrder( languageCode ) != KErrNotFound )
- {
- // Add language to aSupportedScript
- aSupportedScript.Append( languageScriptId );
- }
- }
- }
-
- CleanupStack::PopAndDestroy( &avaiableLanuage );
- }
-
-// ---------------------------------------------------------------------------
-// Initialize the supported language script.
-// ---------------------------------------------------------------------------
-//
-TInt CTruiEngine::GetActiveLanguageScript( TInt aLanguageCode,
- const RArray<TLanguageRelation>& aLanguageRelation )
- {
- for ( TInt i = 0; i < aLanguageRelation.Count(); i++ )
- {
- if ( aLanguageCode == aLanguageRelation[i].LanguageCode() )
- {
- return aLanguageRelation[i].LanguageScriptId();
- }
- }
- return KErrNotFound;
- }
-
-// ---------------------------------------------------------------------------
-// Get the resourc id of lower case of Cyrillic
-// according to the current input language.
-// ---------------------------------------------------------------------------
-//
-TInt CTruiEngine::CyrillicLowerResourceId( TLanguage aLanguage )
- {
- if ( aLanguage == ELangBulgarian )
- {
- return R_TRUI_CHARACTERSET_CYRILLIC_LOWERLETTERS_BULGARIAN;
- }
- else if ( aLanguage == ELangRussian )
- {
- return R_TRUI_CHARACTERSET_CYRILLIC_LOWERLETTERS_RUSSIAN;
- }
- else if ( aLanguage == ELangUkrainian )
- {
- return R_TRUI_CHARACTERSET_CYRILLIC_LOWERLETTERS_UKRAINE;
- }
- else
- {
- return R_TRUI_CHARACTERSET_CYRILLIC_LOWERLETTERS;
- }
- }
-
-// ---------------------------------------------------------------------------
-// Get the resourc id of upper case of Cyrillic
-// according to the current input language.
-// ---------------------------------------------------------------------------
-//
-TInt CTruiEngine::CyrillicUpperResourceId( TLanguage aLanguage )
- {
- if ( aLanguage == ELangBulgarian )
- {
- return R_TRUI_CHARACTERSET_CYRILLIC_UPPERLETTERS_BULGARIAN;
- }
- else if ( aLanguage == ELangRussian )
- {
- return R_TRUI_CHARACTERSET_CYRILLIC_UPPERLETTERS_RUSSIAN;
- }
- else if ( aLanguage == ELangUkrainian )
- {
- return R_TRUI_CHARACTERSET_CYRILLIC_UPPERLETTERS_UKRAINE;
- }
- else
- {
- return R_TRUI_CHARACTERSET_CYRILLIC_UPPERLETTERS;
- }
- }
-