dlls/user/kbd16.c

   1 /*
   2  * KEYBOARD driver
   3  *
   4  * Copyright 1993 Bob Amstadt
   5  * Copyright 1996 Albrecht Kleine
   6  * Copyright 1997 David Faure
   7  * Copyright 1998 Morten Welinder
   8  * Copyright 1998 Ulrich Weigand
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 #include <stdarg.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <ctype.h>
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "wingdi.h"
  33 #include "winuser.h"
  34 #include "winerror.h"
  35 #include "wine/winuser16.h"
  36 #include "wine/debug.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(keyboard);
  39
  40 #include "pshpack1.h"
  41 typedef struct _KBINFO
  42 {
  43     BYTE Begin_First_Range;
  44     BYTE End_First_Range;
  45     BYTE Begin_Second_Range;
  46     BYTE End_Second_Range;
  47     WORD StateSize;
  48 } KBINFO, *LPKBINFO;
  49 #include "poppack.h"
  50
  51 static FARPROC16 DefKeybEventProc;
  52 static LPBYTE pKeyStateTable;
  53
  54 /***********************************************************************
  55  *              Inquire (KEYBOARD.1)
  56  */
  57 WORD WINAPI KEYBOARD_Inquire(LPKBINFO kbInfo)
  58 {
  59   kbInfo->Begin_First_Range = 0;
  60   kbInfo->End_First_Range = 0;
  61   kbInfo->Begin_Second_Range = 0;
  62   kbInfo->End_Second_Range = 0;
  63   kbInfo->StateSize = 16;
  64
  65   return sizeof(KBINFO);
  66 }
  67
  68 /***********************************************************************
  69  *              Enable (KEYBOARD.2)
  70  */
  71 VOID WINAPI KEYBOARD_Enable( FARPROC16 proc, LPBYTE lpKeyState )
  72 {
  73     DefKeybEventProc = proc;
  74     pKeyStateTable = lpKeyState;
  75
  76     memset( lpKeyState, 0, 256 ); /* all states to false */
  77 }
  78
  79 /***********************************************************************
  80  *              Disable (KEYBOARD.3)
  81  */
  82 VOID WINAPI KEYBOARD_Disable(VOID)
  83 {
  84     DefKeybEventProc = NULL;
  85     pKeyStateTable = NULL;
  86 }
  87
  88
  89 /**********************************************************************
  90  *              SetSpeed (KEYBOARD.7)
  91  */
  92 WORD WINAPI SetSpeed16(WORD unused)
  93 {
  94     FIXME("(%04x): stub\n", unused);
  95     return 0xffff;
  96 }
  97
  98 /**********************************************************************
  99  *              ScreenSwitchEnable (KEYBOARD.100)
 100  */
 101 VOID WINAPI ScreenSwitchEnable16(WORD unused)
 102 {
 103   FIXME("(%04x): stub\n", unused);
 104 }
 105
 106 /**********************************************************************
 107  *              OemKeyScan (KEYBOARD.128)
 108  */
 109 DWORD WINAPI OemKeyScan16(WORD wOemChar)
 110 {
 111     return OemKeyScan( wOemChar );
 112 }
 113
 114 /**********************************************************************
 115  *              VkKeyScan (KEYBOARD.129)
 116  */
 117 WORD WINAPI VkKeyScan16(CHAR cChar)
 118 {
 119     return VkKeyScanA( cChar );
 120 }
 121
 122 /******************************************************************************
 123  *              GetKeyboardType (KEYBOARD.130)
 124  */
 125 INT16 WINAPI GetKeyboardType16(INT16 nTypeFlag)
 126 {
 127     return GetKeyboardType( nTypeFlag );
 128 }
 129
 130 /******************************************************************************
 131  *              MapVirtualKey (KEYBOARD.131)
 132  *
 133  * MapVirtualKey translates keycodes from one format to another
 134  */
 135 UINT16 WINAPI MapVirtualKey16(UINT16 wCode, UINT16 wMapType)
 136 {
 137     return MapVirtualKeyA(wCode,wMapType);
 138 }
 139
 140 /****************************************************************************
 141  *              GetKBCodePage (KEYBOARD.132)
 142  */
 143 INT16 WINAPI GetKBCodePage16(void)
 144 {
 145     return GetKBCodePage();
 146 }
 147
 148 /****************************************************************************
 149  *              GetKeyNameText (KEYBOARD.133)
 150  */
 151 INT16 WINAPI GetKeyNameText16(LONG lParam, LPSTR lpBuffer, INT16 nSize)
 152 {
 153     return GetKeyNameTextA( lParam, lpBuffer, nSize );
 154 }
 155
 156 /****************************************************************************
 157  *              ToAscii (KEYBOARD.4)
 158  *
 159  * The ToAscii function translates the specified virtual-key code and keyboard
 160  * state to the corresponding Windows character or characters.
 161  *
 162  * If the specified key is a dead key, the return value is negative. Otherwise,
 163  * it is one of the following values:
 164  * Value        Meaning
 165  * 0    The specified virtual key has no translation for the current state of the keyboard.
 166  * 1    One Windows character was copied to the buffer.
 167  * 2    Two characters were copied to the buffer. This usually happens when a
 168  *      dead-key character (accent or diacritic) stored in the keyboard layout cannot
 169  *      be composed with the specified virtual key to form a single character.
 170  *
 171  * FIXME : should do the above (return 2 for non matching deadchar+char combinations)
 172  *
 173  */
 174 INT16 WINAPI ToAscii16(UINT16 virtKey,UINT16 scanCode, LPBYTE lpKeyState,
 175                        LPVOID lpChar, UINT16 flags)
 176 {
 177     return ToAscii( virtKey, scanCode, lpKeyState, lpChar, flags );
 178 }
 179
 180 /***********************************************************************
 181  *              MessageBeep (USER.104)
 182  */
 183 void WINAPI MessageBeep16( UINT16 i )
 184 {
 185     MessageBeep( i );
 186 }
 187
 188 /***********************************************************************
 189  *              keybd_event (USER.289)
 190  */
 191 void WINAPI keybd_event16( CONTEXT86 *context )
 192 {
 193     DWORD dwFlags = 0;
 194
 195     if (HIBYTE(context->Eax) & 0x80) dwFlags |= KEYEVENTF_KEYUP;
 196     if (HIBYTE(context->Ebx) & 0x01) dwFlags |= KEYEVENTF_EXTENDEDKEY;
 197
 198     keybd_event( LOBYTE(context->Eax), LOBYTE(context->Ebx),
 199                  dwFlags, MAKELONG(LOWORD(context->Esi), LOWORD(context->Edi)) );
 200 }
 201
 202
 203 /****************************************************************************
 204  *              GetKeyboardLayoutName (USER.477)
 205  */
 206 INT16 WINAPI GetKeyboardLayoutName16( LPSTR name )
 207 {
 208     return GetKeyboardLayoutNameA( name );
 209 }