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https://github.com/electronicarts/CnC_Renegade.git
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Initial commit of Command & Conquer Renegade source code.
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LFeenanEA
217
Code/wwui/IMEManager.h
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217
Code/wwui/IMEManager.h
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/*
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** Command & Conquer Renegade(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/******************************************************************************
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*
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* FILE
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* $Archive: /Commando/Code/wwui/IMEManager.h $
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*
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* DESCRIPTION
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* Input Method Editor Manager for input of far east characters.
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*
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* PROGRAMMER
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* $Author: Denzil_l $
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*
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* VERSION INFO
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* $Revision: 3 $
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* $Modtime: 1/08/02 8:38p $
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*
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******************************************************************************/
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#ifndef __IMEMANAGER_H__
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#define __IMEMANAGER_H__
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#include "RefCount.h"
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#include "IMECandidate.h"
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#include "Notify.h"
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#include "WideString.h"
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#include "win.h"
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#include <imm.h>
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namespace IME {
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#define IME_MAX_STRING_LEN 255
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#define IME_MAX_TYPING_LEN 80
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class IMEManager;
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typedef enum
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{
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IME_ACTIVATED = 1,
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IME_DEACTIVATED,
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IME_LANGUAGECHANGED,
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IME_GUIDELINE,
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IME_ENABLED,
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IME_DISABLED,
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} IMEAction;
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typedef TypedActionPtr<IMEAction, IMEManager> IMEEvent;
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typedef enum
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{
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COMPOSITION_INVALID = 0,
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COMPOSITION_TYPING,
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COMPOSITION_START,
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COMPOSITION_CHANGE,
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COMPOSITION_FULL,
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COMPOSITION_END,
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COMPOSITION_CANCEL,
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COMPOSITION_RESULT
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} CompositionAction;
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typedef TypedActionPtr<CompositionAction, IMEManager> CompositionEvent;
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class UnicodeType;
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typedef TypedEvent<UnicodeType, wchar_t> UnicodeChar;
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class IMEManager :
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public RefCountClass,
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public Notifier<IMEEvent>,
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public Notifier<UnicodeChar>,
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public Notifier<CompositionEvent>,
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public Notifier<CandidateEvent>
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{
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public:
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static IMEManager* Create(HWND hwnd);
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void Activate(void);
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void Deactivate(void);
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bool IsActive(void) const;
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void Disable(void);
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void Enable(void);
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bool IsDisabled(void) const;
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const wchar_t* GetDescription(void) const
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{return mIMEDescription;}
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WORD GetLanguageID(void) const
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{return mLangID;}
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UINT GetCodePage(void) const
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{return mCodePage;}
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const wchar_t* GetResultString(void) const
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{return mResultString;}
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const wchar_t* GetCompositionString(void) const
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{return mCompositionString;}
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long GetCompositionCursorPos(void) const
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{return mCompositionCursorPos;}
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const wchar_t* GetReadingString(void) const
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{return mReadingString;}
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#ifdef SHOW_IME_TYPING
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const wchar_t* GetTypingString(void) const
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{return mTypingString;}
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#endif
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void GetTargetClause(unsigned long& start, unsigned long& end);
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bool GetCompositionFont(LPLOGFONT lpFont);
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const IMECandidateCollection GetCandidateColl(void) const
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{return mCandidateColl;}
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unsigned long GetGuideline(wchar_t* outString, int length);
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bool ProcessMessage(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT& result);
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protected:
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IMEManager();
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virtual ~IMEManager();
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bool FinalizeCreate(HWND hwnd);
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LRESULT IMENotify(WPARAM wParam, LPARAM lParam);
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HKL InputLanguageChangeRequest(HKL hkl);
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void InputLanguageChanged(HKL hkl);
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void ResetComposition(void);
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void StartComposition(void);
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void DoComposition(unsigned int dbcsChar, long changeFlag);
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void EndComposition(void);
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bool ReadCompositionString(HIMC imc, unsigned long flag, wchar_t* buffer, int length);
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long ReadReadingAttr(HIMC imc, unsigned char* attr, int length);
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long ReadReadingClause(HIMC imc, unsigned long* clause, int length);
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long ReadCompositionAttr(HIMC imc, unsigned char* attr, int length);
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long ReadCompositionClause(HIMC imc, unsigned long* clause, int length);
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long ReadCursorPos(HIMC imc);
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void OpenCandidate(unsigned long candList);
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void ChangeCandidate(unsigned long candList);
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void CloseCandidate(unsigned long candList);
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bool IMECharHandler(unsigned short dbcs);
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bool CharHandler(unsigned short ch);
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long ConvertAttrForUnicode(unsigned char* mbcs, unsigned char* attr);
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long ConvertClauseForUnicode(unsigned char* mbcs, long length, unsigned long* clause);
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DECLARE_NOTIFIER(IMEEvent)
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DECLARE_NOTIFIER(UnicodeChar)
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DECLARE_NOTIFIER(CompositionEvent)
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DECLARE_NOTIFIER(CandidateEvent)
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// Prevent copy and assignment
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IMEManager(const IMEManager&);
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const IMEManager& operator=(const IMEManager&);
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private:
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HWND mHWND;
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HIMC mDefaultHIMC;
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HIMC mHIMC;
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HIMC mDisabledHIMC;
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unsigned long mDisableCount;
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WORD mLangID;
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UINT mCodePage;
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WideStringClass mIMEDescription;
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DWORD mIMEProperties;
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bool mHilite;
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bool mStartCandListFrom1;
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bool mOSCanUnicode;
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bool mUseUnicode;
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bool mInComposition;
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#ifdef SHOW_IME_TYPING
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wchar_t mTypingString[IME_MAX_TYPING_LEN];
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long mTypingCursorPos;
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#endif
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wchar_t mCompositionString[IME_MAX_STRING_LEN];
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unsigned char mCompositionAttr[IME_MAX_STRING_LEN];
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unsigned long mCompositionClause[IME_MAX_STRING_LEN / 2];
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long mCompositionCursorPos;
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wchar_t mReadingString[IME_MAX_STRING_LEN * 2];
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wchar_t mResultString[IME_MAX_STRING_LEN];
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IMECandidateCollection mCandidateColl;
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};
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} // namespace IME
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#endif __IMEMANAGER_H__
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