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  *           AnsiToOem   (KEYBOARD.5)
  90  */
  91 INT16 WINAPI AnsiToOem16( LPCSTR s, LPSTR d )
  92 {
  93     CharToOemA( s, d );
  94     return -1;
  95 }
  96
  97 /***********************************************************************
  98  *           OemToAnsi   (KEYBOARD.6)
  99  */
 100 INT16 WINAPI OemToAnsi16( LPCSTR s, LPSTR d )
 101 {
 102     OemToCharA( s, d );
 103     return -1;
 104 }
 105
 106 /**********************************************************************
 107  *              SetSpeed (KEYBOARD.7)
 108  */
 109 WORD WINAPI SetSpeed16(WORD unused)
 110 {
 111     FIXME("(%04x): stub\n", unused);
 112     return 0xffff;
 113 }
 114
 115 /**********************************************************************
 116  *              ScreenSwitchEnable (KEYBOARD.100)
 117  */
 118 VOID WINAPI ScreenSwitchEnable16(WORD unused)
 119 {
 120   FIXME("(%04x): stub\n", unused);
 121 }
 122
 123 /**********************************************************************
 124  *              OemKeyScan (KEYBOARD.128)
 125  */
 126 DWORD WINAPI OemKeyScan16(WORD wOemChar)
 127 {
 128     return OemKeyScan( wOemChar );
 129 }
 130
 131 /**********************************************************************
 132  *              VkKeyScan (KEYBOARD.129)
 133  */
 134 WORD WINAPI VkKeyScan16(CHAR cChar)
 135 {
 136     return VkKeyScanA( cChar );
 137 }
 138
 139 /******************************************************************************
 140  *              GetKeyboardType (KEYBOARD.130)
 141  */
 142 INT16 WINAPI GetKeyboardType16(INT16 nTypeFlag)
 143 {
 144     return GetKeyboardType( nTypeFlag );
 145 }
 146
 147 /******************************************************************************
 148  *              MapVirtualKey (KEYBOARD.131)
 149  *
 150  * MapVirtualKey translates keycodes from one format to another
 151  */
 152 UINT16 WINAPI MapVirtualKey16(UINT16 wCode, UINT16 wMapType)
 153 {
 154     return MapVirtualKeyA(wCode,wMapType);
 155 }
 156
 157 /****************************************************************************
 158  *              GetKBCodePage (KEYBOARD.132)
 159  */
 160 INT16 WINAPI GetKBCodePage16(void)
 161 {
 162     return GetKBCodePage();
 163 }
 164
 165 /****************************************************************************
 166  *              GetKeyNameText (KEYBOARD.133)
 167  */
 168 INT16 WINAPI GetKeyNameText16(LONG lParam, LPSTR lpBuffer, INT16 nSize)
 169 {
 170     return GetKeyNameTextA( lParam, lpBuffer, nSize );
 171 }
 172
 173 /***********************************************************************
 174  *           AnsiToOemBuff   (KEYBOARD.134)
 175  */
 176 void WINAPI AnsiToOemBuff16( LPCSTR s, LPSTR d, UINT16 len )
 177 {
 178     if (len != 0) CharToOemBuffA( s, d, len );
 179 }
 180
 181 /***********************************************************************
 182  *           OemToAnsiBuff   (KEYBOARD.135)
 183  */
 184 void WINAPI OemToAnsiBuff16( LPCSTR s, LPSTR d, UINT16 len )
 185 {
 186     if (len != 0) OemToCharBuffA( s, d, len );
 187 }
 188
 189 /****************************************************************************
 190  *              ToAscii (KEYBOARD.4)
 191  *
 192  * The ToAscii function translates the specified virtual-key code and keyboard
 193  * state to the corresponding Windows character or characters.
 194  *
 195  * If the specified key is a dead key, the return value is negative. Otherwise,
 196  * it is one of the following values:
 197  * Value        Meaning
 198  * 0    The specified virtual key has no translation for the current state of the keyboard.
 199  * 1    One Windows character was copied to the buffer.
 200  * 2    Two characters were copied to the buffer. This usually happens when a
 201  *      dead-key character (accent or diacritic) stored in the keyboard layout cannot
 202  *      be composed with the specified virtual key to form a single character.
 203  *
 204  * FIXME : should do the above (return 2 for non matching deadchar+char combinations)
 205  *
 206  */
 207 INT16 WINAPI ToAscii16(UINT16 virtKey,UINT16 scanCode, LPBYTE lpKeyState,
 208                        LPVOID lpChar, UINT16 flags)
 209 {
 210     return ToAscii( virtKey, scanCode, lpKeyState, lpChar, flags );
 211 }
 212
 213 /***********************************************************************
 214  *              MessageBeep (USER.104)
 215  */
 216 void WINAPI MessageBeep16( UINT16 i )
 217 {
 218     MessageBeep( i );
 219 }
 220
 221 /***********************************************************************
 222  *              keybd_event (USER.289)
 223  */
 224 void WINAPI keybd_event16( CONTEXT86 *context )
 225 {
 226     DWORD dwFlags = 0;
 227
 228     if (HIBYTE(context->Eax) & 0x80) dwFlags |= KEYEVENTF_KEYUP;
 229     if (HIBYTE(context->Ebx) & 0x01) dwFlags |= KEYEVENTF_EXTENDEDKEY;
 230
 231     keybd_event( LOBYTE(context->Eax), LOBYTE(context->Ebx),
 232                  dwFlags, MAKELONG(LOWORD(context->Esi), LOWORD(context->Edi)) );
 233 }
 234
 235
 236 /****************************************************************************
 237  *              GetKeyboardLayoutName (USER.477)
 238  */
 239 INT16 WINAPI GetKeyboardLayoutName16( LPSTR name )
 240 {
 241     return GetKeyboardLayoutNameA( name );
 242 }