ev_Win32Keyboard.h

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/* AbiSource Program Utilities
 * Copyright (C) 1998-2000 AbiSource, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */


#ifndef EV_WIN32KEYBOARD_H
#define EV_WIN32KEYBOARD_H

#include "ev_Keyboard.h"
#include "ev_EditBits.h"
#include "ut_iconv.h"

class AV_View;

class ABI_EXPORT ev_Win32Keyboard : public EV_Keyboard
{
public:
    ev_Win32Keyboard(EV_EditEventMapper * pEEM);
    virtual ~ev_Win32Keyboard();

    void remapKeyboard(HKL hKeyboardLayout);

    bool onKeyDown(AV_View * pView,
                      HWND hWnd, UINT iMsg, WPARAM nVirtKey, LPARAM keyData);

    bool onIMEChar(AV_View * pView,
                      HWND hWnd, UINT iMsg, WPARAM nVirtKey, LPARAM keyData);

    bool onChar(AV_View * pView,
                   HWND hWnd, UINT iMsg, WPARAM nVirtKey, LPARAM keyData);

    bool onUniChar(AV_View * pView,
                   HWND hWnd, UINT iMsg, WPARAM nVirtKey, LPARAM keyData);

protected:
    EV_EditBits         _getModifierState(void);
    void                _emitChar(AV_View * pView,
                                  HWND hWnd, UINT iMsg, WPARAM nVirtKey, LPARAM keyData,
                                  UT_uint32 b, EV_EditModifierState ems);
    int                 _scanCodeToChars(UINT nVirtKey, UINT wScanCode,
                                         CONST PBYTE lpKeyState, LPWSTR pwszBuff, int cchBuff);

    int                 (*m_pToUnicodeEx)(UINT wVirtKey, UINT wScanCode,
                                          CONST PBYTE lpKeyState, LPWSTR pwszBuff, int cchBuff,
                                          UINT wFlags, HKL dwhkl);
    HKL                 m_hKeyboardLayout;
    UT_iconv_t          m_iconv; /* Selected translation to Unicode */
    bool                m_bIsUnicodeInput;
    bool                m_bWasAnAbiCommand;
};

#endif /* EV_WIN32KEYBOARD_H */