ptilanguage.h

00001 /*
00002 * ============================================================================
00003 *  Name       : PtiLanguage.h
00004 *  Part of    : PtiEngine
00005 *  Description: PtiLanguage class definitions.
00006 *  Version:
00007 *
00008 *  Copyright © 2003-2005 Nokia Corporation.
00009 *  This material, including documentation and any related 
00010 *  computer programs, is protected by copyright controlled by 
00011 *  Nokia Corporation. All rights are reserved. Copying, 
00012 *  including reproducing, storing,  adapting or translating, any 
00013 *  or all of this material requires the prior written consent of 
00014 *  Nokia Corporation. This material also contains confidential 
00015 *  information which may not be disclosed to others without the 
00016 *  prior written consent of Nokia Corporation.
00017 * ============================================================================
00018 */
00019 #ifndef _PTI_LANGUAGE_H
00020 #define _PTI_LANGUAGE_H 
00021 
00022 // INCLUDES
00023 #include <e32base.h>
00024 #include <f32file.h>
00025 #include <barsc.h>
00026 #include <barsread.h>
00027 #include "PtiDefs.h"
00028 
00029 const TInt KMaxMultitapResourceFileName = 20;
00030 const TInt KMaxQwertyResourceFileName = 32;
00031 
00032 // FORWARD DECLARATIONS
00033 class MPtiKeyMappings;
00034 class MPtiCore;
00035 
00036 class TPtiCoreBinding
00037         {
00038         public:
00039                 TInt iInputMode;
00040                 MPtiCore* iCore;
00041         };
00042 
00043 
00049 class MPtiLanguage
00050         {
00051         public:
00060                 virtual TBool HasInputMode(TPtiEngineInputMode aMode) const = 0;
00061                 
00067                 virtual void GetAvailableInputModesL(CArrayFix<TInt>* aResult) = 0;
00068                 
00074                 virtual TInt  LanguageCode() const = 0;
00075                 
00081                 virtual TPtrC LocalizedName() const = 0;
00082         };
00083 
00084 
00085 
00093 NONSHARABLE_CLASS(CPtiCoreLanguage) : public CBase, public MPtiLanguage
00094         {
00095         public:
00096                 IMPORT_C static CPtiCoreLanguage* NewL();
00097                 IMPORT_C ~CPtiCoreLanguage();
00098                 
00104                 IMPORT_C void SetKeyMappings(MPtiKeyMappings* aMappings);
00105                 
00111                 IMPORT_C void SetQwertyKeyMappings(MPtiKeyMappings* aMappings);
00112                 
00118                 IMPORT_C void SetLanguageCode(TInt aCode);
00119                 
00126                 IMPORT_C MPtiKeyMappings* GetKeymappings() const;
00127                 
00134                 IMPORT_C MPtiKeyMappings* GetQwertyKeymappings() const;
00135                 
00139                 IMPORT_C void ClearMultitapping();
00140                 
00144                 IMPORT_C void ClearQwerty();
00145                 
00151                 IMPORT_C void SetLocalizedName(const TDesC& aName);
00152                 
00158                 IMPORT_C TDes& LocalizedNameDes();
00159                 
00167                 IMPORT_C MPtiCore* GetCore(TPtiEngineInputMode aMode);
00168                 
00176                 IMPORT_C void SetCore(MPtiCore *aCore, TPtiEngineInputMode aMode);
00177 
00183                 IMPORT_C void GetAvailableInputModesL(CArrayFix<TInt>* aResult);
00184 
00191                 IMPORT_C void GetAvailableInputModesL(RArray<TInt>& aResult);
00192 
00201                 IMPORT_C TBool HasInputMode(TPtiEngineInputMode aMode) const;
00202                                 
00208                 inline TInt  LanguageCode() const;
00209                 
00216                 inline TPtrC LocalizedName() const;
00217                 
00226                 IMPORT_C TBool HasCore(MPtiCore* aCore) const;
00227                 
00233                 IMPORT_C void RemoveCore(MPtiCore* aCore);
00234                 
00235                 void SetKeymappingFileIndex(TUint16 aIndex);
00236                 void SetQwertyKeymappingFileIndex(TUint16 aIndex);
00237                 
00238         private:
00239                 CPtiCoreLanguage();
00240                 void ConstructL();
00241                 void Clear();
00242                 void LoadKeymappingsL() const;
00243                 void LoadQwertyKeymappingsL() const;
00244                 inline TInt KeymappingFileIndex() const;
00245                 inline TInt QwertyKeymappingFileIndex() const;
00246                 
00247         private:
00248                 TInt iLanguageCode;
00249                 mutable MPtiKeyMappings* iKeyMappings;
00250                 mutable MPtiKeyMappings* iQwertyKeyMappings;
00251                 TBuf<KMaxLanguageNameLength> iLocalizedName;
00252                 RArray<TPtiCoreBinding> iCores;         
00253                 TInt iIndices;   // Indices for keymapping resource files inside directory.
00254                                  // Both ITU-T and qwerty are stored in this same variable.
00255         };
00256 
00257 #include <PtiLanguage.inl>
00258 
00259 // _PTI_LANGUAGE_H
00260 #endif
00261 
00262 // End of file
00263