129 lines
2.7 KiB
C
129 lines
2.7 KiB
C
static char RCSId[] = "$Id: keyboard.c,v 1.2 1993/09/13 18:52:02 scott Exp $";
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static char Copyright[] = "Copyright Scott A. Laird, Erik Bos 1993, 1994";
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#include <stdlib.h>
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#include <stdio.h>
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#include "prototypes.h"
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#include "windows.h"
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#include "keyboard.h"
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int ToAscii(WORD wVirtKey, WORD wScanCode, LPSTR lpKeyState,
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LPVOID lpChar, WORD wFlags)
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{
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int i;
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printf("ToAscii (%d,%d)\n",wVirtKey, wScanCode);
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/* FIXME: this is not sufficient but better than returing -1 */
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for (i = 0 ; i != KeyTableSize ; i++)
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if (KeyTable[i].virtualkey == wVirtKey) {
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*(BYTE*)lpChar++ = *KeyTable[i].name;
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*(BYTE*)lpChar = 0;
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return 1;
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}
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*(BYTE*)lpChar = 0;
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return 0;
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}
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DWORD OemKeyScan(WORD wOemChar)
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{
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printf("*OemKeyScan (%d)\n",wOemChar);
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return wOemChar;
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}
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/* VkKeyScan translates an ANSI character to a virtual-key and shift code
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* for the current keyboard. */
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WORD VkKeyScan(WORD cChar)
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{
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int i;
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printf("VkKeyScan (%d)\n",cChar);
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for (i = 0 ; i != KeyTableSize ; i++)
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if (KeyTable[i].ASCII == cChar)
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return KeyTable[i].virtualkey;
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return -1;
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}
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int GetKeyboardType(int nTypeFlag)
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{
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printf("GetKeyboardType(%d)\n",nTypeFlag);
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switch(nTypeFlag)
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{
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case 0: /* Keyboard type */
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return 4; /* AT-101 */
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break;
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case 1: /* Keyboard Subtype */
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return 0; /* There are no defined subtypes */
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break;
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case 2: /* Number of F-keys */
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return 12; /* We're doing an 101 for now, so return 12 F-keys */
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break;
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default:
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fprintf(stderr, "Unknown type on GetKeyboardType\n");
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return 0; /* The book says 0 here, so 0 */
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}
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}
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/* MapVirtualKey translates keycodes from one format to another. */
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WORD MapVirtualKey(WORD wCode, WORD wMapType)
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{
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int i;
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switch(wMapType) {
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case 0:
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for (i = 0 ; i != KeyTableSize ; i++)
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if (KeyTable[i].virtualkey == wCode)
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return KeyTable[i].scancode;
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return 0;
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case 1:
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for (i = 0 ; i != KeyTableSize ; i++)
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if (KeyTable[i].scancode == wCode)
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return KeyTable[i].virtualkey;
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return 0;
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case 2:
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for (i = 0 ; i != KeyTableSize ; i++)
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if (KeyTable[i].virtualkey == wCode)
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return KeyTable[i].ASCII;
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return 0;
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default:
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fprintf(stderr, "MapVirtualKey: unknown wMapType!\n");
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return 0;
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}
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return 0;
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}
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int GetKbCodePage(void)
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{
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printf("GetKbCodePage()\n");
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return 850;
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}
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int GetKeyNameText(LONG lParam, LPSTR lpBuffer, int nSize)
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{
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int i;
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printf("GetKeyNameText(%d,<ptr>, %d)\n",lParam,nSize);
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lParam >>= 16;
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lParam &= 0xff;
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for (i = 0 ; i != KeyTableSize ; i++)
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if (KeyTable[i].scancode == lParam) {
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strncpy(lpBuffer, KeyTable[i].name, nSize);
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return strlen(lpBuffer);
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}
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*lpBuffer = 0;
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return 0;
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}
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