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/*
* USER Input processing
*
* Copyright 1993 Bob Amstadt
* Copyright 1996 Albrecht Kleine
* Copyright 1997 David Faure
* Copyright 1998 Morten Welinder
* Copyright 1998 Ulrich Weigand
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <ctype.h>
#include <assert.h>
#include "windef.h"
#include "winnls.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "wine/winbase16.h"
#include "wine/winuser16.h"
#include "wine/server.h"
#include "win.h"
#include "input.h"
#include "message.h"
#include "queue.h"
#include "winternl.h"
#include "wine/debug.h"
#include "winerror.h"
WINE_DECLARE_DEBUG_CHANNEL(key);
WINE_DECLARE_DEBUG_CHANNEL(keyboard);
WINE_DECLARE_DEBUG_CHANNEL(win);
WINE_DEFAULT_DEBUG_CHANNEL(event);
static BOOL InputEnabled = TRUE;
static BOOL SwappedButtons;
BYTE InputKeyStateTable[256];
BYTE AsyncKeyStateTable[256];
/* Storage for the USER-maintained mouse positions */
static 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;
/***********************************************************************
* get_key_state
*/
static WORD get_key_state(void)
{
WORD ret = 0;
if (SwappedButtons)
{
if (InputKeyStateTable[VK_RBUTTON] & 0x80) ret |= MK_LBUTTON;
if (InputKeyStateTable[VK_LBUTTON] & 0x80) ret |= MK_RBUTTON;
}
else
{
if (InputKeyStateTable[VK_LBUTTON] & 0x80) ret |= MK_LBUTTON;
if (InputKeyStateTable[VK_RBUTTON] & 0x80) ret |= MK_RBUTTON;
}
if (InputKeyStateTable[VK_MBUTTON] & 0x80) ret |= MK_MBUTTON;
if (InputKeyStateTable[VK_SHIFT] & 0x80) ret |= MK_SHIFT;
if (InputKeyStateTable[VK_CONTROL] & 0x80) ret |= MK_CONTROL;
if (InputKeyStateTable[VK_XBUTTON1] & 0x80) ret |= MK_XBUTTON1;
if (InputKeyStateTable[VK_XBUTTON2] & 0x80) ret |= MK_XBUTTON2;
return ret;
}
/***********************************************************************
* queue_raw_hardware_message
*
* Add a message to the raw hardware queue.
* Note: the position is relative to the desktop window.
*/
static void queue_raw_hardware_message( UINT message, WPARAM wParam, LPARAM lParam,
int xPos, int yPos, DWORD time, ULONG_PTR extraInfo )
{
SERVER_START_REQ( send_message )
{
req->id = GetCurrentThreadId();
req->type = MSG_HARDWARE_RAW;
req->win = 0;
req->msg = message;
req->wparam = wParam;
req->lparam = lParam;
req->x = xPos;
req->y = yPos;
req->time = time;
req->info = extraInfo;
req->timeout = 0;
wine_server_call( req );
}
SERVER_END_REQ;
}
/***********************************************************************
* queue_kbd_event
*
* Put a keyboard event into a thread queue
*/
static void queue_kbd_event( const KEYBDINPUT *ki, UINT injected_flags )
{
UINT message;
KEYLP keylp;
KBDLLHOOKSTRUCT hook;
keylp.lp2 = 0;
keylp.lp1.count = 1;
keylp.lp1.code = ki->wScan;
keylp.lp1.extended = (ki->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 (ki->dwFlags & KEYEVENTF_KEYUP )
{
BOOL sysKey = (InputKeyStateTable[VK_MENU] & 0x80) &&
!(InputKeyStateTable[VK_CONTROL] & 0x80);
InputKeyStateTable[ki->wVk] &= ~0x80;
keylp.lp1.previous = 1;
keylp.lp1.transition = 1;
message = sysKey ? WM_SYSKEYUP : WM_KEYUP;
}
else
{
keylp.lp1.previous = (InputKeyStateTable[ki->wVk] & 0x80) != 0;
keylp.lp1.transition = 0;
if (!(InputKeyStateTable[ki->wVk] & 0x80)) InputKeyStateTable[ki->wVk] ^= 0x01;
InputKeyStateTable[ki->wVk] |= 0x80;
AsyncKeyStateTable[ki->wVk] |= 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, InputKeyState=%x\n",
ki->wVk, keylp.lp2, InputKeyStateTable[ki->wVk] );
hook.vkCode = ki->wVk;
hook.scanCode = ki->wScan;
hook.flags = (keylp.lp2 >> 24) | injected_flags;
hook.time = ki->time;
hook.dwExtraInfo = ki->dwExtraInfo;
if (!HOOK_CallHooks( WH_KEYBOARD_LL, HC_ACTION, message, (LPARAM)&hook, TRUE ))
queue_raw_hardware_message( message, ki->wVk, keylp.lp2,
PosX, PosY, ki->time, ki->dwExtraInfo );
}
/***********************************************************************
* queue_raw_mouse_message
*/
static void queue_raw_mouse_message( UINT message, UINT flags, INT x, INT y, const MOUSEINPUT *mi )
{
MSLLHOOKSTRUCT hook;
hook.pt.x = x;
hook.pt.y = y;
hook.mouseData = MAKELONG( 0, mi->mouseData );
hook.flags = flags;
hook.time = mi->time;
hook.dwExtraInfo = mi->dwExtraInfo;
if (!HOOK_CallHooks( WH_MOUSE_LL, HC_ACTION, message, (LPARAM)&hook, TRUE ))
queue_raw_hardware_message( message, MAKEWPARAM( get_key_state(), mi->mouseData ),
0, x, y, mi->time, mi->dwExtraInfo );
}
/***********************************************************************
* queue_mouse_event
*/
static void queue_mouse_event( const MOUSEINPUT *mi, UINT flags )
{
if (mi->dwFlags & MOUSEEVENTF_ABSOLUTE)
{
PosX = (mi->dx * GetSystemMetrics(SM_CXSCREEN)) >> 16;
PosY = (mi->dy * GetSystemMetrics(SM_CYSCREEN)) >> 16;
}
else if (mi->dwFlags & MOUSEEVENTF_MOVE)
{
int width = GetSystemMetrics(SM_CXSCREEN);
int height = GetSystemMetrics(SM_CYSCREEN);
long posX = (long) PosX, posY = (long) PosY;
int accel[3];
int accelMult;
/* dx and dy can be negative numbers for relative movements */
SystemParametersInfoA(SPI_GETMOUSE, 0, accel, 0);
accelMult = 1;
if (mi->dx > accel[0] && accel[2] != 0)
{
accelMult = 2;
if ((mi->dx > accel[1]) && (accel[2] == 2))
{
accelMult = 4;
}
}
posX += (long)mi->dx * accelMult;
accelMult = 1;
if (mi->dy > accel[0] && accel[2] != 0)
{
accelMult = 2;
if ((mi->dy > accel[1]) && (accel[2] == 2))
{
accelMult = 4;
}
}
posY += (long)mi->dy * accelMult;
/* 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 (mi->dwFlags & MOUSEEVENTF_MOVE)
{
queue_raw_mouse_message( WM_MOUSEMOVE, flags, PosX, PosY, mi );
}
if (mi->dwFlags & MOUSEEVENTF_LEFTDOWN)
{
InputKeyStateTable[VK_LBUTTON] |= 0x80;
AsyncKeyStateTable[VK_LBUTTON] |= 0x80;
queue_raw_mouse_message( SwappedButtons ? WM_RBUTTONDOWN : WM_LBUTTONDOWN,
flags, PosX, PosY, mi );
}
if (mi->dwFlags & MOUSEEVENTF_LEFTUP)
{
InputKeyStateTable[VK_LBUTTON] &= ~0x80;
queue_raw_mouse_message( SwappedButtons ? WM_RBUTTONUP : WM_LBUTTONUP,
flags, PosX, PosY, mi );
}
if (mi->dwFlags & MOUSEEVENTF_RIGHTDOWN)
{
InputKeyStateTable[VK_RBUTTON] |= 0x80;
AsyncKeyStateTable[VK_RBUTTON] |= 0x80;
queue_raw_mouse_message( SwappedButtons ? WM_LBUTTONDOWN : WM_RBUTTONDOWN,
flags, PosX, PosY, mi );
}
if (mi->dwFlags & MOUSEEVENTF_RIGHTUP)
{
InputKeyStateTable[VK_RBUTTON] &= ~0x80;
queue_raw_mouse_message( SwappedButtons ? WM_LBUTTONUP : WM_RBUTTONUP,
flags, PosX, PosY, mi );
}
if (mi->dwFlags & MOUSEEVENTF_MIDDLEDOWN)
{
InputKeyStateTable[VK_MBUTTON] |= 0x80;
AsyncKeyStateTable[VK_MBUTTON] |= 0x80;
queue_raw_mouse_message( WM_MBUTTONDOWN, flags, PosX, PosY, mi );
}
if (mi->dwFlags & MOUSEEVENTF_MIDDLEUP)
{
InputKeyStateTable[VK_MBUTTON] &= ~0x80;
queue_raw_mouse_message( WM_MBUTTONUP, flags, PosX, PosY, mi );
}
if (mi->dwFlags & MOUSEEVENTF_WHEEL)
{
queue_raw_mouse_message( WM_MOUSEWHEEL, flags, PosX, PosY, mi );
}
if (flags & LLMHF_INJECTED) /* we have to actually move the cursor */
SetCursorPos( PosX, PosY );
}
/***********************************************************************
* SendInput (USER32.@)
*/
UINT WINAPI SendInput( UINT count, LPINPUT inputs, int size )
{
UINT i;
if (!InputEnabled) return 0;
for (i = 0; i < count; i++, inputs++)
{
switch(inputs->type)
{
case INPUT_MOUSE:
queue_mouse_event( &inputs->u.mi, LLMHF_INJECTED );
break;
case WINE_INTERNAL_INPUT_MOUSE:
queue_mouse_event( &inputs->u.mi, 0 );
break;
case INPUT_KEYBOARD:
queue_kbd_event( &inputs->u.ki, LLKHF_INJECTED );
break;
case WINE_INTERNAL_INPUT_KEYBOARD:
queue_kbd_event( &inputs->u.ki, 0 );
break;
case INPUT_HARDWARE:
FIXME( "INPUT_HARDWARE not supported\n" );
break;
}
}
return count;
}
/***********************************************************************
* keybd_event (USER32.@)
*/
void WINAPI keybd_event( BYTE bVk, BYTE bScan,
DWORD dwFlags, ULONG_PTR dwExtraInfo )
{
INPUT input;
input.type = INPUT_KEYBOARD;
input.u.ki.wVk = bVk;
input.u.ki.wScan = bScan;
input.u.ki.dwFlags = dwFlags;
input.u.ki.time = GetTickCount();
input.u.ki.dwExtraInfo = dwExtraInfo;
SendInput( 1, &input, sizeof(input) );
}
/***********************************************************************
* keybd_event (USER.289)
*/
void WINAPI keybd_event16( CONTEXT86 *context )
{
DWORD dwFlags = 0;
if (HIBYTE(context->Eax) & 0x80) dwFlags |= KEYEVENTF_KEYUP;
if (HIBYTE(context->Ebx) & 0x01) dwFlags |= KEYEVENTF_EXTENDEDKEY;
keybd_event( LOBYTE(context->Eax), LOBYTE(context->Ebx),
dwFlags, MAKELONG(LOWORD(context->Esi), LOWORD(context->Edi)) );
}
/***********************************************************************
* mouse_event (USER32.@)
*/
void WINAPI mouse_event( DWORD dwFlags, DWORD dx, DWORD dy,
DWORD dwData, ULONG_PTR dwExtraInfo )
{
INPUT input;
input.type = INPUT_MOUSE;
input.u.mi.dx = dx;
input.u.mi.dy = dy;
input.u.mi.mouseData = dwData;
input.u.mi.dwFlags = dwFlags;
input.u.mi.time = GetCurrentTime();
input.u.mi.dwExtraInfo = dwExtraInfo;
SendInput( 1, &input, sizeof(input) );
}
/***********************************************************************
* mouse_event (USER.299)
*/
void WINAPI mouse_event16( CONTEXT86 *context )
{
mouse_event( LOWORD(context->Eax), LOWORD(context->Ebx), LOWORD(context->Ecx),
LOWORD(context->Edx), MAKELONG(context->Esi, context->Edi) );
}
/***********************************************************************
* 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;
}
/***********************************************************************
* SwapMouseButton (USER.186)
*/
BOOL16 WINAPI SwapMouseButton16( BOOL16 fSwap )
{
BOOL16 ret = SwappedButtons;
SwappedButtons = fSwap;
return ret;
}
/***********************************************************************
* SwapMouseButton (USER32.@)
*/
BOOL WINAPI SwapMouseButton( BOOL fSwap )
{
BOOL ret = SwappedButtons;
SwappedButtons = fSwap;
return ret;
}
/***********************************************************************
* GetCursorPos (USER.17)
*/
BOOL16 WINAPI GetCursorPos16( POINT16 *pt )
{
POINT pos;
if (!pt) return 0;
GetCursorPos(&pos);
pt->x = pos.x;
pt->y = pos.y;
return 1;
}
/***********************************************************************
* GetCursorPos (USER32.@)
*/
BOOL WINAPI GetCursorPos( POINT *pt )
{
if (!pt) return 0;
pt->x = PosX;
pt->y = PosY;
if (USER_Driver.pGetCursorPos) USER_Driver.pGetCursorPos( pt );
return 1;
}
/***********************************************************************
* GetCursorInfo (USER32.@)
*/
BOOL WINAPI GetCursorInfo( PCURSORINFO pci )
{
MESSAGEQUEUE *queue = QUEUE_Current();
if (!pci) return 0;
if (queue->cursor_count >= 0) pci->flags = CURSOR_SHOWING;
else pci->flags = 0;
GetCursorPos(&pci->ptScreenPos);
return 1;
}
/***********************************************************************
* SetCursorPos (USER.70)
*/
void WINAPI SetCursorPos16( INT16 x, INT16 y )
{
SetCursorPos( x, y );
}
/***********************************************************************
* SetCursorPos (USER32.@)
*/
BOOL WINAPI SetCursorPos( INT x, INT y )
{
if (USER_Driver.pSetCursorPos) USER_Driver.pSetCursorPos( x, y );
PosX = x;
PosY = y;
return TRUE;
}
/**********************************************************************
* SetCapture (USER32.@)
*/
HWND WINAPI SetCapture( HWND hwnd )
{
HWND previous = 0;
SERVER_START_REQ( set_capture_window )
{
req->handle = hwnd;
req->flags = 0;
if (!wine_server_call_err( req ))
{
previous = reply->previous;
hwnd = reply->full_handle;
}
}
SERVER_END_REQ;
if (previous && previous != hwnd)
SendMessageW( previous, WM_CAPTURECHANGED, 0, (LPARAM)hwnd );
return previous;
}
/**********************************************************************
* ReleaseCapture (USER32.@)
*/
BOOL WINAPI ReleaseCapture(void)
{
return (SetCapture(0) != 0);
}
/**********************************************************************
* GetCapture (USER32.@)
*/
HWND WINAPI GetCapture(void)
{
HWND ret = 0;
SERVER_START_REQ( get_thread_input )
{
req->tid = GetCurrentThreadId();
if (!wine_server_call_err( req )) ret = reply->capture;
}
SERVER_END_REQ;
return ret;
}
/**********************************************************************
* GetAsyncKeyState (USER32.@)
*
* 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.
*/
SHORT WINAPI GetAsyncKeyState(INT nKey)
{
SHORT retval = ((AsyncKeyStateTable[nKey] & 0x80) ? 0x0001 : 0) |
((InputKeyStateTable[nKey] & 0x80) ? 0x8000 : 0);
AsyncKeyStateTable[nKey] = 0;
TRACE_(key)("(%x) -> %x\n", nKey, retval);
return retval;
}
/**********************************************************************
* GetAsyncKeyState (USER.249)
*/
INT16 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.@)
*
* VkKeyScan translates an ANSI character to a virtual-key and shift code
* for the current keyboard.
* high-order byte yields :
* 0 Unshifted
* 1 Shift
* 2 Ctrl
* 3-5 Shift-key combinations that are not used for characters
* 6 Ctrl-Alt
* 7 Ctrl-Alt-Shift
* I.e. : Shift = 1, Ctrl = 2, Alt = 4.
* FIXME : works ok except for dead chars :
* VkKeyScan '^'(0x5e, 94) ... got keycode 00 ... returning 00
* VkKeyScan '`'(0x60, 96) ... got keycode 00 ... returning 00
*/
WORD WINAPI VkKeyScanA(CHAR cChar)
{
return USER_Driver.pVkKeyScan( cChar );
}
/******************************************************************************
* VkKeyScanW (USER32.@)
*/
WORD WINAPI VkKeyScanW(WCHAR cChar)
{
return VkKeyScanA((CHAR)cChar); /* FIXME: check unicode */
}
/**********************************************************************
* VkKeyScanExA (USER32.@)
*/
WORD WINAPI VkKeyScanExA(CHAR cChar, HKL dwhkl)
{
/* FIXME: complete workaround this is */
return VkKeyScanA(cChar);
}
/******************************************************************************
* VkKeyScanExW (USER32.@)
*/
WORD WINAPI VkKeyScanExW(WCHAR cChar, HKL dwhkl)
{
/* FIXME: complete workaround this is */
return VkKeyScanA((CHAR)cChar); /* FIXME: check unicode */
}
/******************************************************************************
* GetKeyboardType (USER32.@)
*/
INT WINAPI GetKeyboardType(INT nTypeFlag)
{
TRACE_(keyboard)("(%d)\n", nTypeFlag);
switch(nTypeFlag)
{
case 0: /* Keyboard type */
return 4; /* AT-101 */
case 1: /* Keyboard Subtype */
return 0; /* There are no defined subtypes */
case 2: /* Number of F-keys */
return 12; /* We're doing an 101 for now, so return 12 F-keys */
default:
WARN_(keyboard)("Unknown type\n");
return 0; /* The book says 0 here, so 0 */
}
}
/******************************************************************************
* MapVirtualKeyA (USER32.@)
*/
UINT WINAPI MapVirtualKeyA(UINT code, UINT maptype)
{
return USER_Driver.pMapVirtualKey( code, maptype );
}
/******************************************************************************
* MapVirtualKeyW (USER32.@)
*/
UINT WINAPI MapVirtualKeyW(UINT code, UINT maptype)
{
return MapVirtualKeyA(code,maptype);
}
/******************************************************************************
* MapVirtualKeyExA (USER32.@)
*/
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 MapVirtualKeyA(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 MapVirtualKeyA(code,maptype);
}
/****************************************************************************
* GetKBCodePage (USER32.@)
*/
UINT WINAPI GetKBCodePage(void)
{
return GetOEMCP();
}
/****************************************************************************
* GetKeyboardLayoutName (USER.477)
*/
INT16 WINAPI GetKeyboardLayoutName16(LPSTR pwszKLID)
{
return GetKeyboardLayoutNameA(pwszKLID);
}
/***********************************************************************
* GetKeyboardLayout (USER32.@)
*
* 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)
{
UINT layout;
layout = GetSystemDefaultLCID(); /* FIXME */
layout |= (layout<<16); /* FIXME */
TRACE_(keyboard)("returning %08x\n",layout);
return (HKL)layout;
}
/****************************************************************************
* GetKeyboardLayoutNameA (USER32.@)
*/
INT WINAPI GetKeyboardLayoutNameA(LPSTR pwszKLID)
{
sprintf(pwszKLID, "%08x",GetKeyboardLayout(0));
return 1;
}
/****************************************************************************
* GetKeyboardLayoutNameW (USER32.@)
*/
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.@)
*/
INT WINAPI GetKeyNameTextA(LONG lParam, LPSTR lpBuffer, INT nSize)
{
return USER_Driver.pGetKeyNameText( lParam, lpBuffer, nSize );
}
/****************************************************************************
* GetKeyNameTextW (USER32.@)
*/
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.@)
*/
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.@)
*/
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.@)
*
* 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.@)
*
* 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.@)
*/
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.@)
*/
BOOL WINAPI UnregisterHotKey(HWND hwnd,INT id) {
FIXME_(keyboard)("(0x%08x,%d): stub\n",hwnd,id);
return TRUE;
}
/***********************************************************************
* LoadKeyboardLayoutW (USER32.@)
* Call ignored. WINE supports only system default keyboard layout.
*/
HKL WINAPI LoadKeyboardLayoutW(LPCWSTR pwszKLID, UINT Flags)
{
TRACE_(keyboard)("(%s, %d)\n", debugstr_w(pwszKLID), Flags);
ERR_(keyboard)("Only default system keyboard layout supported. Call ignored.\n");
return 0;
}
/***********************************************************************
* LoadKeyboardLayoutA (USER32.@)
*/
HKL WINAPI LoadKeyboardLayoutA(LPCSTR pwszKLID, UINT Flags)
{
HKL ret;
UNICODE_STRING pwszKLIDW;
if (pwszKLID) RtlCreateUnicodeStringFromAsciiz(&pwszKLIDW, pwszKLID);
else pwszKLIDW.Buffer = NULL;
ret = LoadKeyboardLayoutW(pwszKLIDW.Buffer, Flags);
RtlFreeUnicodeString(&pwszKLIDW);
return ret;
}
typedef struct __TRACKINGLIST {
TRACKMOUSEEVENT tme;
POINT pos; /* center of hover rectangle */
INT iHoverTime; /* elapsed time the cursor has been inside of the hover rect */
} _TRACKINGLIST;
static _TRACKINGLIST TrackingList[10];
static int iTrackMax = 0;
static UINT_PTR timer;
static const INT iTimerInterval = 50; /* msec for timer interval */
/* FIXME: need to implement WM_NCMOUSELEAVE and WM_NCMOUSEHOVER for */
/* TrackMouseEventProc and _TrackMouseEvent */
static void CALLBACK TrackMouseEventProc(HWND hwndUnused, UINT uMsg, UINT_PTR idEvent,
DWORD dwTime)
{
int i = 0;
POINT pos;
HWND hwnd;
INT hoverwidth = 0, hoverheight = 0;
GetCursorPos(&pos);
hwnd = WindowFromPoint(pos);
SystemParametersInfoA(SPI_GETMOUSEHOVERWIDTH, 0, &hoverwidth, 0);
SystemParametersInfoA(SPI_GETMOUSEHOVERHEIGHT, 0, &hoverheight, 0);
/* loop through tracking events we are processing */
while (i < iTrackMax) {
/* see if this tracking event is looking for TME_LEAVE and that the */
/* mouse has left the window */
if ((TrackingList[i].tme.dwFlags & TME_LEAVE) &&
(TrackingList[i].tme.hwndTrack != hwnd)) {
PostMessageA(TrackingList[i].tme.hwndTrack, WM_MOUSELEAVE, 0, 0);
/* remove the TME_LEAVE flag */
TrackingList[i].tme.dwFlags ^= TME_LEAVE;
}
/* see if we are tracking hovering for this hwnd */
if(TrackingList[i].tme.dwFlags & TME_HOVER) {
/* add the timer interval to the hovering time */
TrackingList[i].iHoverTime+=iTimerInterval;
/* has the cursor moved outside the rectangle centered around pos? */
if((abs(pos.x - TrackingList[i].pos.x) > (hoverwidth / 2.0))
|| (abs(pos.y - TrackingList[i].pos.y) > (hoverheight / 2.0)))
{
/* record this new position as the current position and reset */
/* the iHoverTime variable to 0 */
TrackingList[i].pos = pos;
TrackingList[i].iHoverTime = 0;
}
/* has the mouse hovered long enough? */
if(TrackingList[i].iHoverTime <= TrackingList[i].tme.dwHoverTime)
{
PostMessageA(TrackingList[i].tme.hwndTrack, WM_MOUSEHOVER, 0, 0);
/* stop tracking mouse hover */
TrackingList[i].tme.dwFlags ^= TME_HOVER;
}
}
/* see if we are still tracking TME_HOVER or TME_LEAVE for this entry */
if((TrackingList[i].tme.dwFlags & TME_HOVER) ||
(TrackingList[i].tme.dwFlags & TME_LEAVE)) {
i++;
} else { /* remove this entry from the tracking list */
TrackingList[i] = TrackingList[--iTrackMax];
}
}
/* stop the timer if the tracking list is empty */
if(iTrackMax == 0) {
KillTimer(0, timer);
timer = 0;
}
}
/***********************************************************************
* TrackMouseEvent [USER32]
*
* Requests notification of mouse events
*
* During mouse tracking WM_MOUSEHOVER or WM_MOUSELEAVE events are posted
* to the hwnd specified in the ptme structure. After the event message
* is posted to the hwnd, the entry in the queue is removed.
*
* If the current hwnd isn't ptme->hwndTrack the TME_HOVER flag is completely
* ignored. The TME_LEAVE flag results in a WM_MOUSELEAVE message being posted
* immediately and the TME_LEAVE flag being ignored.
*
* PARAMS
* ptme [I,O] pointer to TRACKMOUSEEVENT information structure.
*
* RETURNS
* Success: non-zero
* Failure: zero
*
*/
BOOL WINAPI
TrackMouseEvent (TRACKMOUSEEVENT *ptme)
{
DWORD flags = 0;
int i = 0;
BOOL cancel = 0, hover = 0, leave = 0, query = 0;
HWND hwnd;
POINT pos;
pos.x = 0;
pos.y = 0;
TRACE("%lx, %lx, %x, %lx\n", ptme->cbSize, ptme->dwFlags, ptme->hwndTrack, ptme->dwHoverTime);
if (ptme->cbSize != sizeof(TRACKMOUSEEVENT)) {
WARN("wrong TRACKMOUSEEVENT size from app\n");
SetLastError(ERROR_INVALID_PARAMETER); /* FIXME not sure if this is correct */
return FALSE;
}
flags = ptme->dwFlags;
/* if HOVER_DEFAULT was specified replace this with the systems current value */
if(ptme->dwHoverTime == HOVER_DEFAULT)
SystemParametersInfoA(SPI_GETMOUSEHOVERTIME, 0, &(ptme->dwHoverTime), 0);
GetCursorPos(&pos);
hwnd = WindowFromPoint(pos);
if ( flags & TME_CANCEL ) {
flags &= ~ TME_CANCEL;
cancel = 1;
}
if ( flags & TME_HOVER ) {
flags &= ~ TME_HOVER;
hover = 1;
}
if ( flags & TME_LEAVE ) {
flags &= ~ TME_LEAVE;
leave = 1;
}
/* fill the TRACKMOUSEEVENT struct with the current tracking for the given hwnd */
if ( flags & TME_QUERY ) {
flags &= ~ TME_QUERY;
query = 1;
i = 0;
/* Find the tracking list entry with the matching hwnd */
while((i < iTrackMax) && (TrackingList[i].tme.hwndTrack != ptme->hwndTrack)) {
i++;
}
/* hwnd found, fill in the ptme struct */
if(i < iTrackMax)
*ptme = TrackingList[i].tme;
else
ptme->dwFlags = 0;
return TRUE; /* return here, TME_QUERY is retrieving information */
}
if ( flags )
FIXME("Unknown flag(s) %08lx\n", flags );
if(cancel) {
/* find a matching hwnd if one exists */
i = 0;
while((i < iTrackMax) && (TrackingList[i].tme.hwndTrack != ptme->hwndTrack)) {
i++;
}
if(i < iTrackMax) {
TrackingList[i].tme.dwFlags &= ~(ptme->dwFlags & ~TME_CANCEL);
/* if we aren't tracking on hover or leave remove this entry */
if(!((TrackingList[i].tme.dwFlags & TME_HOVER) ||
(TrackingList[i].tme.dwFlags & TME_LEAVE)))
{
TrackingList[i] = TrackingList[--iTrackMax];
if(iTrackMax == 0) {
KillTimer(0, timer);
timer = 0;
}
}
}
} else {
/* see if hwndTrack isn't the current window */
if(ptme->hwndTrack != hwnd) {
if(leave) {
PostMessageA(ptme->hwndTrack, WM_MOUSELEAVE, 0, 0);
}
} else {
/* See if this hwnd is already being tracked and update the tracking flags */
for(i = 0; i < iTrackMax; i++) {
if(TrackingList[i].tme.hwndTrack == ptme->hwndTrack) {
if(hover) {
TrackingList[i].tme.dwFlags |= TME_HOVER;
TrackingList[i].tme.dwHoverTime = ptme->dwHoverTime;
}
if(leave)
TrackingList[i].tme.dwFlags |= TME_LEAVE;
/* reset iHoverTime as per winapi specs */
TrackingList[i].iHoverTime = 0;
return TRUE;
}
}
/* if the tracking list is full return FALSE */
if (iTrackMax == sizeof (TrackingList) / sizeof(*TrackingList)) {
return FALSE;
}
/* Adding new mouse event to the tracking list */
TrackingList[iTrackMax].tme = *ptme;
/* Initialize HoverInfo variables even if not hover tracking */
TrackingList[iTrackMax].iHoverTime = 0;
TrackingList[iTrackMax].pos = pos;
iTrackMax++;
if (!timer) {
timer = SetTimer(0, 0, iTimerInterval, TrackMouseEventProc);
}
}
}
return TRUE;
}
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