Sweden-Number/windows/input.c

893 lines
26 KiB
C

/*
* USER Input processing
*
* Copyright 1993 Bob Amstadt
* Copyright 1996 Albrecht Kleine
* Copyright 1997 David Faure
* Copyright 1998 Morten Welinder
* Copyright 1998 Ulrich Weigand
*
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <ctype.h>
#include <assert.h>
#include "windef.h"
#include "winnls.h"
#include "wingdi.h"
#include "winuser.h"
#include "wine/winbase16.h"
#include "wine/winuser16.h"
#include "wine/keyboard16.h"
#include "win.h"
#include "heap.h"
#include "input.h"
#include "keyboard.h"
#include "mouse.h"
#include "message.h"
#include "queue.h"
#include "debugtools.h"
#include "winerror.h"
#include "task.h"
DECLARE_DEBUG_CHANNEL(event);
DECLARE_DEBUG_CHANNEL(key);
DECLARE_DEBUG_CHANNEL(keyboard);
DECLARE_DEBUG_CHANNEL(win);
static BOOL InputEnabled = TRUE;
BOOL SwappedButtons = FALSE;
BOOL MouseButtonsStates[3];
BOOL AsyncMouseButtonsStates[3];
BYTE InputKeyStateTable[256];
BYTE QueueKeyStateTable[256];
BYTE AsyncKeyStateTable[256];
/* Storage for the USER-maintained mouse positions */
DWORD PosX, PosY;
typedef union
{
struct
{
unsigned long count : 16;
unsigned long code : 8;
unsigned long extended : 1;
unsigned long unused : 2;
unsigned long win_internal : 2;
unsigned long context : 1;
unsigned long previous : 1;
unsigned long transition : 1;
} lp1;
unsigned long lp2;
} KEYLP;
/***********************************************************************
* keybd_event (USER32.583)
*/
void WINAPI keybd_event( BYTE bVk, BYTE bScan,
DWORD dwFlags, DWORD dwExtraInfo )
{
DWORD time, extra;
WORD message;
KEYLP keylp;
keylp.lp2 = 0;
if (!InputEnabled) return;
/*
* If we are called by the Wine keyboard driver, use the additional
* info pointed to by the dwExtraInfo argument.
* Otherwise, we need to determine that info ourselves (probably
* less accurate, but we can't help that ...).
*/
if ( !IsBadReadPtr( (LPVOID)dwExtraInfo, sizeof(WINE_KEYBDEVENT) )
&& ((WINE_KEYBDEVENT *)dwExtraInfo)->magic == WINE_KEYBDEVENT_MAGIC )
{
WINE_KEYBDEVENT *wke = (WINE_KEYBDEVENT *)dwExtraInfo;
time = wke->time;
extra = 0;
}
else
{
time = GetTickCount();
extra = dwExtraInfo;
}
keylp.lp1.count = 1;
keylp.lp1.code = bScan;
keylp.lp1.extended = (dwFlags & KEYEVENTF_EXTENDEDKEY) != 0;
keylp.lp1.win_internal = 0; /* this has something to do with dialogs,
* don't remember where I read it - AK */
/* it's '1' under windows, when a dialog box appears
* and you press one of the underlined keys - DF*/
if ( dwFlags & KEYEVENTF_KEYUP )
{
BOOL sysKey = (InputKeyStateTable[VK_MENU] & 0x80)
&& !(InputKeyStateTable[VK_CONTROL] & 0x80)
&& !(dwFlags & KEYEVENTF_WINE_FORCEEXTENDED); /* for Alt from AltGr */
InputKeyStateTable[bVk] &= ~0x80;
keylp.lp1.previous = 1;
keylp.lp1.transition = 1;
message = sysKey ? WM_SYSKEYUP : WM_KEYUP;
}
else
{
keylp.lp1.previous = (InputKeyStateTable[bVk] & 0x80) != 0;
keylp.lp1.transition = 0;
if (!(InputKeyStateTable[bVk] & 0x80))
InputKeyStateTable[bVk] ^= 0x01;
InputKeyStateTable[bVk] |= 0x80;
message = (InputKeyStateTable[VK_MENU] & 0x80)
&& !(InputKeyStateTable[VK_CONTROL] & 0x80)
? WM_SYSKEYDOWN : WM_KEYDOWN;
}
if ( message == WM_SYSKEYDOWN || message == WM_SYSKEYUP )
keylp.lp1.context = (InputKeyStateTable[VK_MENU] & 0x80) != 0; /* 1 if alt */
TRACE_(key)(" wParam=%04X, lParam=%08lX\n", bVk, keylp.lp2 );
TRACE_(key)(" InputKeyState=%X\n", InputKeyStateTable[bVk] );
hardware_event( message, bVk, keylp.lp2, PosX, PosY, time, extra );
}
/***********************************************************************
* WIN16_keybd_event (USER.289)
*/
void WINAPI WIN16_keybd_event( CONTEXT86 *context )
{
DWORD dwFlags = 0;
if (AH_reg(context) & 0x80) dwFlags |= KEYEVENTF_KEYUP;
if (BH_reg(context) & 1 ) dwFlags |= KEYEVENTF_EXTENDEDKEY;
keybd_event( AL_reg(context), BL_reg(context),
dwFlags, MAKELONG(SI_reg(context), DI_reg(context)) );
}
/***********************************************************************
* mouse_event (USER32.584)
*/
void WINAPI mouse_event( DWORD dwFlags, DWORD dx, DWORD dy,
DWORD cButtons, DWORD dwExtraInfo )
{
DWORD time, extra;
DWORD keyState;
if (!InputEnabled) return;
if ( dwFlags & MOUSEEVENTF_MOVE )
{
if ( dwFlags & MOUSEEVENTF_ABSOLUTE )
{
PosX = (dx * GetSystemMetrics(SM_CXSCREEN)) >> 16;
PosY = (dy * GetSystemMetrics(SM_CYSCREEN)) >> 16;
}
else
{
int width = GetSystemMetrics(SM_CXSCREEN);
int height = GetSystemMetrics(SM_CYSCREEN);
long posX = (long) PosX, posY = (long) PosY;
/* dx and dy can be negative numbers for relative movements */
posX += (long) dx;
posY += (long) dy;
/* Clip to the current screen size */
if (posX < 0) PosX = 0;
else if (posX >= width) PosX = width - 1;
else PosX = posX;
if (posY < 0) PosY = 0;
else if (posY >= height) PosY = height - 1;
else PosY = posY;
}
}
/*
* If we are called by the Wine mouse driver, use the additional
* info pointed to by the dwExtraInfo argument.
* Otherwise, we need to determine that info ourselves (probably
* less accurate, but we can't help that ...).
*/
if ( !IsBadReadPtr( (LPVOID)dwExtraInfo, sizeof(WINE_MOUSEEVENT) )
&& ((WINE_MOUSEEVENT *)dwExtraInfo)->magic == WINE_MOUSEEVENT_MAGIC )
{
WINE_MOUSEEVENT *wme = (WINE_MOUSEEVENT *)dwExtraInfo;
time = wme->time;
extra = (DWORD)wme->hWnd;
keyState = wme->keyState;
if (keyState != GET_KEYSTATE()) {
/* We need to update the keystate with what X provides us */
MouseButtonsStates[SwappedButtons ? 2 : 0] = (keyState & MK_LBUTTON ? TRUE : FALSE);
MouseButtonsStates[SwappedButtons ? 0 : 2] = (keyState & MK_RBUTTON ? TRUE : FALSE);
MouseButtonsStates[1] = (keyState & MK_MBUTTON ? TRUE : FALSE);
InputKeyStateTable[VK_SHIFT] = (keyState & MK_SHIFT ? 0x80 : 0);
InputKeyStateTable[VK_CONTROL] = (keyState & MK_CONTROL ? 0x80 : 0);
}
}
else
{
time = GetTickCount();
extra = dwExtraInfo;
keyState = GET_KEYSTATE();
if ( dwFlags & MOUSEEVENTF_MOVE )
{
/* We have to actually move the cursor */
SetCursorPos( PosX, PosY );
}
}
if ( dwFlags & MOUSEEVENTF_MOVE )
{
hardware_event( WM_MOUSEMOVE,
keyState, 0L, PosX, PosY, time, extra );
}
if ( dwFlags & (!SwappedButtons? MOUSEEVENTF_LEFTDOWN : MOUSEEVENTF_RIGHTDOWN) )
{
MouseButtonsStates[0] = AsyncMouseButtonsStates[0] = TRUE;
hardware_event( WM_LBUTTONDOWN,
keyState, 0L, PosX, PosY, time, extra );
}
if ( dwFlags & (!SwappedButtons? MOUSEEVENTF_LEFTUP : MOUSEEVENTF_RIGHTUP) )
{
MouseButtonsStates[0] = FALSE;
hardware_event( WM_LBUTTONUP,
keyState, 0L, PosX, PosY, time, extra );
}
if ( dwFlags & (!SwappedButtons? MOUSEEVENTF_RIGHTDOWN : MOUSEEVENTF_LEFTDOWN) )
{
MouseButtonsStates[2] = AsyncMouseButtonsStates[2] = TRUE;
hardware_event( WM_RBUTTONDOWN,
keyState, 0L, PosX, PosY, time, extra );
}
if ( dwFlags & (!SwappedButtons? MOUSEEVENTF_RIGHTUP : MOUSEEVENTF_LEFTUP) )
{
MouseButtonsStates[2] = FALSE;
hardware_event( WM_RBUTTONUP,
keyState, 0L, PosX, PosY, time, extra );
}
if ( dwFlags & MOUSEEVENTF_MIDDLEDOWN )
{
MouseButtonsStates[1] = AsyncMouseButtonsStates[1] = TRUE;
hardware_event( WM_MBUTTONDOWN,
keyState, 0L, PosX, PosY, time, extra );
}
if ( dwFlags & MOUSEEVENTF_MIDDLEUP )
{
MouseButtonsStates[1] = FALSE;
hardware_event( WM_MBUTTONUP,
keyState, 0L, PosX, PosY, time, extra );
}
if ( dwFlags & MOUSEEVENTF_WHEEL )
{
hardware_event( WM_MOUSEWHEEL,
keyState, 0L, PosX, PosY, time, extra );
}
}
/***********************************************************************
* WIN16_mouse_event (USER.299)
*/
void WINAPI WIN16_mouse_event( CONTEXT86 *context )
{
mouse_event( AX_reg(context), BX_reg(context), CX_reg(context),
DX_reg(context), MAKELONG(SI_reg(context), DI_reg(context)) );
}
/***********************************************************************
* GetMouseEventProc (USER.337)
*/
FARPROC16 WINAPI GetMouseEventProc16(void)
{
HMODULE16 hmodule = GetModuleHandle16("USER");
return GetProcAddress16( hmodule, "mouse_event" );
}
/**********************************************************************
* EnableHardwareInput (USER.331)
*/
BOOL16 WINAPI EnableHardwareInput16(BOOL16 bEnable)
{
BOOL16 bOldState = InputEnabled;
FIXME_(event)("(%d) - stub\n", bEnable);
InputEnabled = bEnable;
return bOldState;
}
/***********************************************************************
* SwapMouseButton16 (USER.186)
*/
BOOL16 WINAPI SwapMouseButton16( BOOL16 fSwap )
{
BOOL16 ret = SwappedButtons;
SwappedButtons = fSwap;
return ret;
}
/***********************************************************************
* SwapMouseButton (USER32.537)
*/
BOOL WINAPI SwapMouseButton( BOOL fSwap )
{
BOOL ret = SwappedButtons;
SwappedButtons = fSwap;
return ret;
}
/**********************************************************************
* EVENT_Capture
*
* We need this to be able to generate double click messages
* when menu code captures mouse in the window without CS_DBLCLK style.
*/
HWND EVENT_Capture(HWND hwnd, INT16 ht)
{
HWND capturePrev = 0, captureWnd = 0;
MESSAGEQUEUE *pMsgQ = 0, *pCurMsgQ = 0;
WND* wndPtr = 0;
INT16 captureHT = 0;
/* Get the messageQ for the current thread */
if (!(pCurMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() )))
{
WARN_(win)("\tCurrent message queue not found. Exiting!\n" );
goto CLEANUP;
}
/* Get the current capture window from the perQ data of the current message Q */
capturePrev = PERQDATA_GetCaptureWnd( pCurMsgQ->pQData );
if (!hwnd)
{
captureWnd = 0L;
captureHT = 0;
}
else
{
wndPtr = WIN_FindWndPtr( hwnd );
if (wndPtr)
{
TRACE_(win)("(0x%04x)\n", hwnd );
captureWnd = hwnd;
captureHT = ht;
}
}
/* Update the perQ capture window and send messages */
if( capturePrev != captureWnd )
{
if (wndPtr)
{
/* Retrieve the message queue associated with this window */
pMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( wndPtr->hmemTaskQ );
if ( !pMsgQ )
{
WARN_(win)("\tMessage queue not found. Exiting!\n" );
goto CLEANUP;
}
/* Make sure that message queue for the window we are setting capture to
* shares the same perQ data as the current threads message queue.
*/
if ( pCurMsgQ->pQData != pMsgQ->pQData )
goto CLEANUP;
}
PERQDATA_SetCaptureWnd( pCurMsgQ->pQData, captureWnd );
PERQDATA_SetCaptureInfo( pCurMsgQ->pQData, captureHT );
if( capturePrev )
{
WND* xwndPtr = WIN_FindWndPtr( capturePrev );
if( xwndPtr && (xwndPtr->flags & WIN_ISWIN32) )
SendMessageA( capturePrev, WM_CAPTURECHANGED, 0L, hwnd);
WIN_ReleaseWndPtr(xwndPtr);
}
}
CLEANUP:
/* Unlock the queues before returning */
if ( pMsgQ )
QUEUE_Unlock( pMsgQ );
if ( pCurMsgQ )
QUEUE_Unlock( pCurMsgQ );
WIN_ReleaseWndPtr(wndPtr);
return capturePrev;
}
/**********************************************************************
* SetCapture16 (USER.18)
*/
HWND16 WINAPI SetCapture16( HWND16 hwnd )
{
return (HWND16)EVENT_Capture( hwnd, HTCLIENT );
}
/**********************************************************************
* SetCapture (USER32.464)
*/
HWND WINAPI SetCapture( HWND hwnd )
{
return EVENT_Capture( hwnd, HTCLIENT );
}
/**********************************************************************
* ReleaseCapture (USER.19) (USER32.439)
*/
BOOL WINAPI ReleaseCapture(void)
{
return (EVENT_Capture( 0, 0 ) != 0);
}
/**********************************************************************
* GetCapture16 (USER.236)
*/
HWND16 WINAPI GetCapture16(void)
{
return (HWND16)GetCapture();
}
/**********************************************************************
* GetCapture (USER32.208)
*/
HWND WINAPI GetCapture(void)
{
MESSAGEQUEUE *pCurMsgQ = 0;
HWND hwndCapture = 0;
/* Get the messageQ for the current thread */
if (!(pCurMsgQ = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() )))
{
TRACE_(win)("GetCapture: Current message queue not found. Exiting!\n" );
return 0;
}
/* Get the current capture window from the perQ data of the current message Q */
hwndCapture = PERQDATA_GetCaptureWnd( pCurMsgQ->pQData );
QUEUE_Unlock( pCurMsgQ );
return hwndCapture;
}
/**********************************************************************
* GetKeyState (USER.106)
*/
INT16 WINAPI GetKeyState16(INT16 vkey)
{
return GetKeyState(vkey);
}
/**********************************************************************
* GetKeyState (USER32.249)
*
* An application calls the GetKeyState function in response to a
* keyboard-input message. This function retrieves the state of the key
* at the time the input message was generated. (SDK 3.1 Vol 2. p 390)
*/
SHORT WINAPI GetKeyState(INT vkey)
{
INT retval;
switch (vkey)
{
case VK_LBUTTON : /* VK_LBUTTON is 1 */
retval = MouseButtonsStates[0] ? 0x8000 : 0;
break;
case VK_MBUTTON : /* VK_MBUTTON is 4 */
retval = MouseButtonsStates[1] ? 0x8000 : 0;
break;
case VK_RBUTTON : /* VK_RBUTTON is 2 */
retval = MouseButtonsStates[2] ? 0x8000 : 0;
break;
default :
if (vkey >= 'a' && vkey <= 'z')
vkey += 'A' - 'a';
retval = ( (WORD)(QueueKeyStateTable[vkey] & 0x80) << 8 ) |
(WORD)(QueueKeyStateTable[vkey] & 0x01);
}
/* TRACE(key, "(0x%x) -> %x\n", vkey, retval); */
return retval;
}
/**********************************************************************
* GetKeyboardState (USER.222)(USER32.254)
*
* An application calls the GetKeyboardState function in response to a
* keyboard-input message. This function retrieves the state of the keyboard
* at the time the input message was generated. (SDK 3.1 Vol 2. p 387)
*/
BOOL WINAPI GetKeyboardState(LPBYTE lpKeyState)
{
TRACE_(key)("(%p)\n", lpKeyState);
if (lpKeyState != NULL) {
QueueKeyStateTable[VK_LBUTTON] = MouseButtonsStates[0] ? 0x80 : 0;
QueueKeyStateTable[VK_MBUTTON] = MouseButtonsStates[1] ? 0x80 : 0;
QueueKeyStateTable[VK_RBUTTON] = MouseButtonsStates[2] ? 0x80 : 0;
memcpy(lpKeyState, QueueKeyStateTable, 256);
}
return TRUE;
}
/**********************************************************************
* SetKeyboardState (USER.223)(USER32.484)
*/
BOOL WINAPI SetKeyboardState(LPBYTE lpKeyState)
{
TRACE_(key)("(%p)\n", lpKeyState);
if (lpKeyState != NULL) {
memcpy(QueueKeyStateTable, lpKeyState, 256);
MouseButtonsStates[0] = (QueueKeyStateTable[VK_LBUTTON] != 0);
MouseButtonsStates[1] = (QueueKeyStateTable[VK_MBUTTON] != 0);
MouseButtonsStates[2] = (QueueKeyStateTable[VK_RBUTTON] != 0);
}
return TRUE;
}
/**********************************************************************
* GetAsyncKeyState (USER32.207)
*
* Determine if a key is or was pressed. retval has high-order
* bit set to 1 if currently pressed, low-order bit set to 1 if key has
* been pressed.
*
* This uses the variable AsyncMouseButtonsStates and
* AsyncKeyStateTable (set in event.c) which have the mouse button
* number or key number (whichever is applicable) set to true if the
* mouse or key had been depressed since the last call to
* GetAsyncKeyState.
*/
WORD WINAPI GetAsyncKeyState(INT nKey)
{
short retval;
switch (nKey) {
case VK_LBUTTON:
retval = (AsyncMouseButtonsStates[0] ? 0x0001 : 0) |
(MouseButtonsStates[0] ? 0x8000 : 0);
break;
case VK_MBUTTON:
retval = (AsyncMouseButtonsStates[1] ? 0x0001 : 0) |
(MouseButtonsStates[1] ? 0x8000 : 0);
break;
case VK_RBUTTON:
retval = (AsyncMouseButtonsStates[2] ? 0x0001 : 0) |
(MouseButtonsStates[2] ? 0x8000 : 0);
break;
default:
retval = AsyncKeyStateTable[nKey] |
((InputKeyStateTable[nKey] & 0x80) ? 0x8000 : 0);
break;
}
/* all states to false */
memset( AsyncMouseButtonsStates, 0, sizeof(AsyncMouseButtonsStates) );
memset( AsyncKeyStateTable, 0, sizeof(AsyncKeyStateTable) );
TRACE_(key)("(%x) -> %x\n", nKey, retval);
return retval;
}
/**********************************************************************
* GetAsyncKeyState16 (USER.249)
*/
WORD WINAPI GetAsyncKeyState16(INT16 nKey)
{
return GetAsyncKeyState(nKey);
}
/***********************************************************************
* IsUserIdle (USER.333)
*/
BOOL16 WINAPI IsUserIdle16(void)
{
if ( GetAsyncKeyState( VK_LBUTTON ) & 0x8000 )
return FALSE;
if ( GetAsyncKeyState( VK_RBUTTON ) & 0x8000 )
return FALSE;
if ( GetAsyncKeyState( VK_MBUTTON ) & 0x8000 )
return FALSE;
/* Should check for screen saver activation here ... */
return TRUE;
}
/**********************************************************************
* VkKeyScanA (USER32.573)
*/
WORD WINAPI VkKeyScanA(CHAR cChar)
{
return VkKeyScan16(cChar);
}
/******************************************************************************
* VkKeyScanW (USER32.576)
*/
WORD WINAPI VkKeyScanW(WCHAR cChar)
{
return VkKeyScanA((CHAR)cChar); /* FIXME: check unicode */
}
/**********************************************************************
* VkKeyScanExA (USER32.574)
*/
WORD WINAPI VkKeyScanExA(CHAR cChar, HKL dwhkl)
{
/* FIXME: complete workaround this is */
return VkKeyScan16(cChar);
}
/******************************************************************************
* VkKeyScanExW (USER32.575)
*/
WORD WINAPI VkKeyScanExW(WCHAR cChar, HKL dwhkl)
{
/* FIXME: complete workaround this is */
return VkKeyScanA((CHAR)cChar); /* FIXME: check unicode */
}
/******************************************************************************
* GetKeyboardType (USER32.255)
*/
INT WINAPI GetKeyboardType(INT nTypeFlag)
{
return GetKeyboardType16(nTypeFlag);
}
/******************************************************************************
* MapVirtualKeyA (USER32.383)
*/
UINT WINAPI MapVirtualKeyA(UINT code, UINT maptype)
{
return MapVirtualKey16(code,maptype);
}
/******************************************************************************
* MapVirtualKeyW (USER32.385)
*/
UINT WINAPI MapVirtualKeyW(UINT code, UINT maptype)
{
return MapVirtualKey16(code,maptype);
}
/******************************************************************************
* MapVirtualKeyExA (USER32.384)
*/
UINT WINAPI MapVirtualKeyExA(UINT code, UINT maptype, HKL hkl)
{
if (hkl)
FIXME_(keyboard)("(%d,%d,0x%08lx), hkl unhandled!\n",code,maptype,(DWORD)hkl);
return MapVirtualKey16(code,maptype);
}
/******************************************************************************
* MapVirtualKeyExW (USER32.???)
*/
UINT WINAPI MapVirtualKeyExW(UINT code, UINT maptype, HKL hkl)
{
if (hkl)
FIXME_(keyboard)("(%d,%d,0x%08lx), hkl unhandled!\n",code,maptype,(DWORD)hkl);
return MapVirtualKey16(code,maptype);
}
/****************************************************************************
* GetKBCodePage (USER32.246)
*/
UINT WINAPI GetKBCodePage(void)
{
return GetKBCodePage16();
}
/****************************************************************************
* GetKeyboardLayoutName16 (USER.477)
*/
INT16 WINAPI GetKeyboardLayoutName16(LPSTR pwszKLID)
{
return GetKeyboardLayoutNameA(pwszKLID);
}
/***********************************************************************
* GetKeyboardLayout (USER32.250)
*
* FIXME: - device handle for keyboard layout defaulted to
* the language id. This is the way Windows default works.
* - the thread identifier (dwLayout) is also ignored.
*/
HKL WINAPI GetKeyboardLayout(DWORD dwLayout)
{
HKL layout;
layout = GetSystemDefaultLCID(); /* FIXME */
layout |= (layout<<16); /* FIXME */
TRACE_(keyboard)("returning %08x\n",layout);
return layout;
}
/****************************************************************************
* GetKeyboardLayoutNameA (USER32.252)
*/
INT WINAPI GetKeyboardLayoutNameA(LPSTR pwszKLID)
{
sprintf(pwszKLID, "%08x",GetKeyboardLayout(0));
return 1;
}
/****************************************************************************
* GetKeyboardLayoutNameW (USER32.253)
*/
INT WINAPI GetKeyboardLayoutNameW(LPWSTR pwszKLID)
{
char buf[KL_NAMELENGTH];
int res = GetKeyboardLayoutNameA(buf);
MultiByteToWideChar( CP_ACP, 0, buf, -1, pwszKLID, KL_NAMELENGTH );
return res;
}
/****************************************************************************
* GetKeyNameTextA (USER32.247)
*/
INT WINAPI GetKeyNameTextA(LONG lParam, LPSTR lpBuffer, INT nSize)
{
return GetKeyNameText16(lParam,lpBuffer,nSize);
}
/****************************************************************************
* GetKeyNameTextW (USER32.248)
*/
INT WINAPI GetKeyNameTextW(LONG lParam, LPWSTR lpBuffer, INT nSize)
{
int res;
LPSTR buf = HeapAlloc( GetProcessHeap(), 0, nSize );
if(buf == NULL) return 0; /* FIXME: is this the correct failure value?*/
res = GetKeyNameTextA(lParam,buf,nSize);
if (nSize > 0 && !MultiByteToWideChar( CP_ACP, 0, buf, -1, lpBuffer, nSize ))
lpBuffer[nSize-1] = 0;
HeapFree( GetProcessHeap(), 0, buf );
return res;
}
/****************************************************************************
* ToUnicode (USER32.@)
*/
INT WINAPI ToUnicode(UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
LPWSTR lpwStr, int size, UINT flags)
{
return USER_Driver.pToUnicode(virtKey, scanCode, lpKeyState, lpwStr, size, flags);
}
/****************************************************************************
* ToUnicodeEx (USER32.@)
*/
INT WINAPI ToUnicodeEx(UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
LPWSTR lpwStr, int size, UINT flags, HKL hkl)
{
/* FIXME: need true implementation */
return ToUnicode(virtKey, scanCode, lpKeyState, lpwStr, size, flags);
}
/****************************************************************************
* ToAscii (USER32.546)
*/
INT WINAPI ToAscii( UINT virtKey,UINT scanCode,LPBYTE lpKeyState,
LPWORD lpChar,UINT flags )
{
WCHAR uni_chars[2];
INT ret, n_ret;
ret = ToUnicode(virtKey, scanCode, lpKeyState, uni_chars, 2, flags);
if(ret < 0) n_ret = 1; /* FIXME: make ToUnicode return 2 for dead chars */
else n_ret = ret;
WideCharToMultiByte(CP_ACP, 0, uni_chars, n_ret, (LPSTR)lpChar, 2, NULL, NULL);
return ret;
}
/****************************************************************************
* ToAsciiEx (USER32.547)
*/
INT WINAPI ToAsciiEx( UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
LPWORD lpChar, UINT flags, HKL dwhkl )
{
/* FIXME: need true implementation */
return ToAscii(virtKey, scanCode, lpKeyState, lpChar, flags);
}
/**********************************************************************
* ActivateKeyboardLayout (USER32.1)
*
* Call ignored. WINE supports only system default keyboard layout.
*/
HKL WINAPI ActivateKeyboardLayout(HKL hLayout, UINT flags)
{
TRACE_(keyboard)("(%d, %d)\n", hLayout, flags);
ERR_(keyboard)("Only default system keyboard layout supported. Call ignored.\n");
return 0;
}
/***********************************************************************
* GetKeyboardLayoutList (USER32.251)
*
* FIXME: Supports only the system default language and layout and
* returns only 1 value.
*
* Return number of values available if either input parm is
* 0, per MS documentation.
*
*/
INT WINAPI GetKeyboardLayoutList(INT nBuff,HKL *layouts)
{
TRACE_(keyboard)("(%d,%p)\n",nBuff,layouts);
if (!nBuff || !layouts)
return 1;
if (layouts)
layouts[0] = GetKeyboardLayout(0);
return 1;
}
/***********************************************************************
* RegisterHotKey (USER32.433)
*/
BOOL WINAPI RegisterHotKey(HWND hwnd,INT id,UINT modifiers,UINT vk) {
FIXME_(keyboard)("(0x%08x,%d,0x%08x,%d): stub\n",hwnd,id,modifiers,vk);
return TRUE;
}
/***********************************************************************
* UnregisterHotKey (USER32.565)
*/
BOOL WINAPI UnregisterHotKey(HWND hwnd,INT id) {
FIXME_(keyboard)("(0x%08x,%d): stub\n",hwnd,id);
return TRUE;
}
/***********************************************************************
* LoadKeyboardLayoutA (USER32.367)
* Call ignored. WINE supports only system default keyboard layout.
*/
HKL WINAPI LoadKeyboardLayoutA(LPCSTR pwszKLID, UINT Flags)
{
TRACE_(keyboard)("(%s, %d)\n", pwszKLID, Flags);
ERR_(keyboard)("Only default system keyboard layout supported. Call ignored.\n");
return 0;
}
/***********************************************************************
* LoadKeyboardLayoutW (USER32.368)
*/
HKL WINAPI LoadKeyboardLayoutW(LPCWSTR pwszKLID, UINT Flags)
{
char buf[9];
WideCharToMultiByte( CP_ACP, 0, pwszKLID, -1, buf, sizeof(buf), NULL, NULL );
buf[8] = 0;
return LoadKeyboardLayoutA(buf, Flags);
}