133 lines
3.8 KiB
C++
133 lines
3.8 KiB
C++
#ifndef __LANGUAGE_H__
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#define __LANGUAGE_H__
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//////////////////////////////////////////////////////////////////////////
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//
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//
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// language.h --- Header for language related classes.
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//
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//
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/*
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This file contains classes related to managing the UI language of HHCTRL.
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*/
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//////////////////////////////////////////////////////////////////////////
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//
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// Forwards
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//
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class CLanguage ;
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//////////////////////////////////////////////////////////////////////////
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//
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// Constants
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//
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const LANGID c_LANGID_ENUM_EOF= static_cast<LANGID>(-1) ;
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//////////////////////////////////////////////////////////////////////////
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//
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// CLanguageEnum
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//
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/*
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This class enumerates the langids to attempt. If you are trying to access
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some object using a langid and that object may not be in that particular langid,
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you should use this class to get an array of langids to try.
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NOTE: This class should only be obtained from the CLanguage class below.
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*/
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class CLanguageEnum
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{
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//--- Relationships
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friend CLanguage ;
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//--- Construction
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private:
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// Will return the langid passed in first. This is the
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CLanguageEnum(LANGID langid1 = NULL, LANGID langid2 = NULL, bool bSysOnly = false) ;
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public:
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virtual ~CLanguageEnum() ;
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//--- Access
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public:
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LANGID start() ;
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LANGID next() ; // The last LANGID is always 0 which can be used as a "search for anything" flag. After the 0, next returns c_LANGID_ENUM_EOF .
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//--- Member variables
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private:
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// Current index into array.
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int m_index ;
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// number of items in the array.
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int m_items ;
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// Number of LangIds to search
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LANGID* m_langids;
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};
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//////////////////////////////////////////////////////////////////////////
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//
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// CLanguage
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//
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class CLanguage
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{
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//--- Construction
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public:
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CLanguage() ;
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virtual ~CLanguage() ;
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//--- Access
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public:
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// All of the access functions are self initializing.
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// Returns the language identifier of the ui/resources.
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LANGID GetUiLanguage() ;
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// Set the LangId for the resources you want to use --- Used by external clients. Loads the correct satellite dll.
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LANGID SetUiLanguage(LANGID langid) ; // Returns the actually langid the control is set to.
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// Returns an enumerator to enumerate the possible ui languages. Caller responsible for deleting.
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CLanguageEnum* GetEnumerator(LANGID langidOther = NULL) {_Init(); return _GetEnumerator(langidOther); }
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// Load the satellite dll --- Called by the module.cpp.
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HINSTANCE LoadSatellite() {_Init(); return m_hSatellite ; } // This may appear wierd, but m_hSatellite is NULL if m_langid is 0x0409.
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// Return's the user's os ui language.
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LANGID GetUserOsUiLanguage() ; //REVIEW: Move to COsLanguage class?
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//--- Private Member functions
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private:
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void _Init() {if (!m_langid) _LoadSatellite(); }
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// Non-auto load.
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void _LoadSatellite() ;
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// Non-auto load.
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CLanguageEnum* _GetEnumerator(LANGID landidOther = NULL) ;
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// Enumerate only the sys lcids and english lcids. Used by satellite dlls.
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CLanguageEnum* _GetSysEnumerator(LANGID landidOther = NULL) ;
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//--- Member variables
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private:
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// Language ID of the user interface. This is either set by the client or by default when we load the satellite.
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LANGID m_langid ;
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// Satellite instance handle. If m_langid is 0x0409 (english) we don't have a satellite dll.
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HINSTANCE m_hSatellite ;
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// Function Pointer type for Get*DefaultUILanguage Functions
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typedef LANGID (WINAPI *FntPtr_GetDefaultUILanguage)();
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// Function pointer to the Get*DefaultUILanguage
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FntPtr_GetDefaultUILanguage m_fpGetUserDefaultUILanguage ;
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FntPtr_GetDefaultUILanguage m_fpGetSystemDefaultUILanguage ;
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// Pointer to the Module handle.
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HMODULE m_hNlsModule;
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};
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#endif //__LANGUAGE_H__
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