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/*
* Message queues related functions
*
* Copyright 1993, 1994 Alexandre Julliard
*
* 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 "config.h"
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#include <sys/types.h>
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "message.h"
#include "winerror.h"
#include "wine/server.h"
#include "win.h"
#include "heap.h"
#include "hook.h"
#include "input.h"
#include "spy.h"
#include "winpos.h"
#include "dde.h"
#include "queue.h"
#include "winproc.h"
#include "user.h"
#include "thread.h"
#include "task.h"
#include "controls.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msg);
WINE_DECLARE_DEBUG_CHANNEL(key);
#define WM_NCMOUSEFIRST WM_NCMOUSEMOVE
#define WM_NCMOUSELAST WM_NCMBUTTONDBLCLK
static BYTE QueueKeyStateTable[256];
/***********************************************************************
* is_keyboard_message
*/
inline static BOOL is_keyboard_message( UINT message )
{
return (message >= WM_KEYFIRST && message <= WM_KEYLAST);
}
/***********************************************************************
* is_mouse_message
*/
inline static BOOL is_mouse_message( UINT message )
{
return ((message >= WM_NCMOUSEFIRST && message <= WM_NCMOUSELAST) ||
(message >= WM_MOUSEFIRST && message <= WM_MOUSELAST));
}
/***********************************************************************
* check_message_filter
*/
inline static BOOL check_message_filter( const MSG *msg, HWND hwnd, UINT first, UINT last )
{
if (hwnd)
{
if (msg->hwnd != hwnd && !IsChild( hwnd, msg->hwnd )) return FALSE;
}
if (first || last)
{
return (msg->message >= first && msg->message <= last);
}
return TRUE;
}
/***********************************************************************
* process_sent_messages
*
* Process all pending sent messages.
*/
inline static void process_sent_messages(void)
{
MSG msg;
MSG_peek_message( &msg, 0, 0, 0, GET_MSG_REMOVE | GET_MSG_SENT_ONLY );
}
/***********************************************************************
* queue_hardware_message
*
* store a hardware message in the thread queue
*/
static void queue_hardware_message( MSG *msg, ULONG_PTR extra_info, enum message_type type )
{
SERVER_START_REQ( send_message )
{
req->type = type;
req->id = (void *)GetWindowThreadProcessId( msg->hwnd, NULL );
req->win = msg->hwnd;
req->msg = msg->message;
req->wparam = msg->wParam;
req->lparam = msg->lParam;
req->x = msg->pt.x;
req->y = msg->pt.y;
req->time = msg->time;
req->info = extra_info;
req->timeout = 0;
wine_server_call( req );
}
SERVER_END_REQ;
}
/***********************************************************************
* update_queue_key_state
*/
static void update_queue_key_state( UINT msg, WPARAM wp )
{
BOOL down = FALSE;
switch (msg)
{
case WM_LBUTTONDOWN:
down = TRUE;
/* fall through */
case WM_LBUTTONUP:
wp = VK_LBUTTON;
break;
case WM_MBUTTONDOWN:
down = TRUE;
/* fall through */
case WM_MBUTTONUP:
wp = VK_MBUTTON;
break;
case WM_RBUTTONDOWN:
down = TRUE;
/* fall through */
case WM_RBUTTONUP:
wp = VK_RBUTTON;
break;
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
down = TRUE;
/* fall through */
case WM_KEYUP:
case WM_SYSKEYUP:
wp = wp & 0xff;
break;
}
if (down)
{
BYTE *p = &QueueKeyStateTable[wp];
if (!(*p & 0x80)) *p ^= 0x01;
*p |= 0x80;
}
else QueueKeyStateTable[wp] &= ~0x80;
}
/***********************************************************************
* MSG_SendParentNotify
*
* Send a WM_PARENTNOTIFY to all ancestors of the given window, unless
* the window has the WS_EX_NOPARENTNOTIFY style.
*/
static void MSG_SendParentNotify( HWND hwnd, WORD event, WORD idChild, POINT pt )
{
/* pt has to be in the client coordinates of the parent window */
MapWindowPoints( 0, hwnd, &pt, 1 );
for (;;)
{
HWND parent;
if (!(GetWindowLongA( hwnd, GWL_STYLE ) & WS_CHILD)) break;
if (GetWindowLongA( hwnd, GWL_EXSTYLE ) & WS_EX_NOPARENTNOTIFY) break;
if (!(parent = GetParent(hwnd))) break;
MapWindowPoints( hwnd, parent, &pt, 1 );
hwnd = parent;
SendMessageA( hwnd, WM_PARENTNOTIFY,
MAKEWPARAM( event, idChild ), MAKELPARAM( pt.x, pt.y ) );
}
}
/***********************************************************************
* MSG_JournalPlayBackMsg
*
* Get an EVENTMSG struct via call JOURNALPLAYBACK hook function
*/
void MSG_JournalPlayBackMsg(void)
{
EVENTMSG tmpMsg;
MSG msg;
LRESULT wtime;
int keyDown,i;
if (!HOOK_IsHooked( WH_JOURNALPLAYBACK )) return;
wtime=HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_GETNEXT, 0, (LPARAM)&tmpMsg );
/* TRACE(msg,"Playback wait time =%ld\n",wtime); */
if (wtime<=0)
{
wtime=0;
msg.message = tmpMsg.message;
msg.hwnd = tmpMsg.hwnd;
msg.time = tmpMsg.time;
if ((tmpMsg.message >= WM_KEYFIRST) && (tmpMsg.message <= WM_KEYLAST))
{
msg.wParam = tmpMsg.paramL & 0xFF;
msg.lParam = MAKELONG(tmpMsg.paramH&0x7ffff,tmpMsg.paramL>>8);
if (tmpMsg.message == WM_KEYDOWN || tmpMsg.message == WM_SYSKEYDOWN)
{
for (keyDown=i=0; i<256 && !keyDown; i++)
if (InputKeyStateTable[i] & 0x80)
keyDown++;
if (!keyDown)
msg.lParam |= 0x40000000;
InputKeyStateTable[msg.wParam] |= 0x80;
AsyncKeyStateTable[msg.wParam] |= 0x80;
}
else /* WM_KEYUP, WM_SYSKEYUP */
{
msg.lParam |= 0xC0000000;
InputKeyStateTable[msg.wParam] &= ~0x80;
}
if (InputKeyStateTable[VK_MENU] & 0x80)
msg.lParam |= 0x20000000;
if (tmpMsg.paramH & 0x8000) /*special_key bit*/
msg.lParam |= 0x01000000;
msg.pt.x = msg.pt.y = 0;
queue_hardware_message( &msg, 0, MSG_HARDWARE_RAW );
}
else if ((tmpMsg.message>= WM_MOUSEFIRST) && (tmpMsg.message <= WM_MOUSELAST))
{
switch (tmpMsg.message)
{
case WM_LBUTTONDOWN:
InputKeyStateTable[VK_LBUTTON] |= 0x80;
AsyncKeyStateTable[VK_LBUTTON] |= 0x80;
break;
case WM_LBUTTONUP:
InputKeyStateTable[VK_LBUTTON] &= ~0x80;
break;
case WM_MBUTTONDOWN:
InputKeyStateTable[VK_MBUTTON] |= 0x80;
AsyncKeyStateTable[VK_MBUTTON] |= 0x80;
break;
case WM_MBUTTONUP:
InputKeyStateTable[VK_MBUTTON] &= ~0x80;
break;
case WM_RBUTTONDOWN:
InputKeyStateTable[VK_RBUTTON] |= 0x80;
AsyncKeyStateTable[VK_RBUTTON] |= 0x80;
break;
case WM_RBUTTONUP:
InputKeyStateTable[VK_RBUTTON] &= ~0x80;
break;
}
SetCursorPos(tmpMsg.paramL,tmpMsg.paramH);
msg.lParam=MAKELONG(tmpMsg.paramL,tmpMsg.paramH);
msg.wParam=0;
if (InputKeyStateTable[VK_LBUTTON] & 0x80) msg.wParam |= MK_LBUTTON;
if (InputKeyStateTable[VK_MBUTTON] & 0x80) msg.wParam |= MK_MBUTTON;
if (InputKeyStateTable[VK_RBUTTON] & 0x80) msg.wParam |= MK_RBUTTON;
msg.pt.x = tmpMsg.paramL;
msg.pt.y = tmpMsg.paramH;
queue_hardware_message( &msg, 0, MSG_HARDWARE_RAW );
}
HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_SKIP, 0, (LPARAM)&tmpMsg);
}
else
{
if( tmpMsg.message == WM_QUEUESYNC )
if (HOOK_IsHooked( WH_CBT ))
HOOK_CallHooksA( WH_CBT, HCBT_QS, 0, 0L);
}
}
/***********************************************************************
* process_raw_keyboard_message
*
* returns TRUE if the contents of 'msg' should be passed to the application
*/
static BOOL process_raw_keyboard_message( MSG *msg, ULONG_PTR extra_info )
{
if (!(msg->hwnd = GetFocus()))
{
/* Send the message to the active window instead, */
/* translating messages to their WM_SYS equivalent */
msg->hwnd = GetActiveWindow();
if (msg->message < WM_SYSKEYDOWN) msg->message += WM_SYSKEYDOWN - WM_KEYDOWN;
}
if (HOOK_IsHooked( WH_JOURNALRECORD ))
{
EVENTMSG event;
event.message = msg->message;
event.hwnd = msg->hwnd;
event.time = msg->time;
event.paramL = (msg->wParam & 0xFF) | (HIWORD(msg->lParam) << 8);
event.paramH = msg->lParam & 0x7FFF;
if (HIWORD(msg->lParam) & 0x0100) event.paramH |= 0x8000; /* special_key - bit */
HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)&event );
}
/* if we are going to throw away the message, update the queue state now */
if (!msg->hwnd) update_queue_key_state( msg->message, msg->wParam );
return (msg->hwnd != 0);
}
/***********************************************************************
* process_cooked_keyboard_message
*
* returns TRUE if the contents of 'msg' should be passed to the application
*/
static BOOL process_cooked_keyboard_message( MSG *msg, BOOL remove )
{
if (remove)
{
update_queue_key_state( msg->message, msg->wParam );
/* Handle F1 key by sending out WM_HELP message */
if ((msg->message == WM_KEYUP) &&
(msg->wParam == VK_F1) &&
(msg->hwnd != GetDesktopWindow()) &&
!MENU_IsMenuActive())
{
HELPINFO hi;
hi.cbSize = sizeof(HELPINFO);
hi.iContextType = HELPINFO_WINDOW;
hi.iCtrlId = GetWindowLongA( msg->hwnd, GWL_ID );
hi.hItemHandle = msg->hwnd;
hi.dwContextId = GetWindowContextHelpId( msg->hwnd );
hi.MousePos = msg->pt;
SendMessageA(msg->hwnd, WM_HELP, 0, (LPARAM)&hi);
}
}
if (HOOK_CallHooksA( WH_KEYBOARD, remove ? HC_ACTION : HC_NOREMOVE,
LOWORD(msg->wParam), msg->lParam ))
{
/* skip this message */
HOOK_CallHooksA( WH_CBT, HCBT_KEYSKIPPED, LOWORD(msg->wParam), msg->lParam );
return FALSE;
}
return TRUE;
}
/***********************************************************************
* process_raw_mouse_message
*
* returns TRUE if the contents of 'msg' should be passed to the application
*/
static BOOL process_raw_mouse_message( MSG *msg, ULONG_PTR extra_info )
{
static MSG clk_msg;
POINT pt;
INT ht, hittest;
/* find the window to dispatch this mouse message to */
hittest = HTCLIENT;
if (!(msg->hwnd = PERQDATA_GetCaptureWnd( &ht )))
{
/* If no capture HWND, find window which contains the mouse position.
* Also find the position of the cursor hot spot (hittest) */
HWND hWndScope = (HWND)extra_info;
if (!IsWindow(hWndScope)) hWndScope = 0;
if (!(msg->hwnd = WINPOS_WindowFromPoint( hWndScope, msg->pt, &hittest )))
msg->hwnd = GetDesktopWindow();
ht = hittest;
}
if (HOOK_IsHooked( WH_JOURNALRECORD ))
{
EVENTMSG event;
event.message = msg->message;
event.time = msg->time;
event.hwnd = msg->hwnd;
event.paramL = msg->pt.x;
event.paramH = msg->pt.y;
HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)&event );
}
/* translate double clicks */
if ((msg->message == WM_LBUTTONDOWN) ||
(msg->message == WM_RBUTTONDOWN) ||
(msg->message == WM_MBUTTONDOWN))
{
BOOL update = TRUE;
/* translate double clicks -
* note that ...MOUSEMOVEs can slip in between
* ...BUTTONDOWN and ...BUTTONDBLCLK messages */
if (GetClassLongA( msg->hwnd, GCL_STYLE ) & CS_DBLCLKS || ht != HTCLIENT )
{
if ((msg->message == clk_msg.message) &&
(msg->hwnd == clk_msg.hwnd) &&
(msg->time - clk_msg.time < GetDoubleClickTime()) &&
(abs(msg->pt.x - clk_msg.pt.x) < GetSystemMetrics(SM_CXDOUBLECLK)/2) &&
(abs(msg->pt.y - clk_msg.pt.y) < GetSystemMetrics(SM_CYDOUBLECLK)/2))
{
msg->message += (WM_LBUTTONDBLCLK - WM_LBUTTONDOWN);
clk_msg.message = 0;
update = FALSE;
}
}
/* update static double click conditions */
if (update) clk_msg = *msg;
}
pt = msg->pt;
/* Note: windows has no concept of a non-client wheel message */
if (hittest != HTCLIENT && msg->message != WM_MOUSEWHEEL)
{
msg->message += WM_NCMOUSEMOVE - WM_MOUSEMOVE;
msg->wParam = hittest;
}
else ScreenToClient( msg->hwnd, &pt );
msg->lParam = MAKELONG( pt.x, pt.y );
return TRUE;
}
/***********************************************************************
* process_cooked_mouse_message
*
* returns TRUE if the contents of 'msg' should be passed to the application
*/
static BOOL process_cooked_mouse_message( MSG *msg, ULONG_PTR extra_info, BOOL remove )
{
INT hittest = HTCLIENT;
UINT raw_message = msg->message;
BOOL eatMsg;
if (msg->message >= WM_NCMOUSEFIRST && msg->message <= WM_NCMOUSELAST)
{
raw_message += WM_MOUSEFIRST - WM_NCMOUSEFIRST;
hittest = msg->wParam;
}
if (raw_message == WM_LBUTTONDBLCLK ||
raw_message == WM_RBUTTONDBLCLK ||
raw_message == WM_MBUTTONDBLCLK)
{
raw_message += WM_LBUTTONDOWN - WM_LBUTTONDBLCLK;
}
if (remove) update_queue_key_state( raw_message, 0 );
if (HOOK_IsHooked( WH_MOUSE ))
{
MOUSEHOOKSTRUCT hook;
hook.pt = msg->pt;
hook.hwnd = msg->hwnd;
hook.wHitTestCode = hittest;
hook.dwExtraInfo = extra_info;
if (HOOK_CallHooksA( WH_MOUSE, remove ? HC_ACTION : HC_NOREMOVE,
msg->message, (LPARAM)&hook ))
{
hook.pt = msg->pt;
hook.hwnd = msg->hwnd;
hook.wHitTestCode = hittest;
hook.dwExtraInfo = extra_info;
HOOK_CallHooksA( WH_CBT, HCBT_CLICKSKIPPED, msg->message, (LPARAM)&hook );
return FALSE;
}
}
if ((hittest == HTERROR) || (hittest == HTNOWHERE))
{
SendMessageA( msg->hwnd, WM_SETCURSOR, (WPARAM)msg->hwnd,
MAKELONG( hittest, raw_message ));
return FALSE;
}
if (!remove || GetCapture()) return TRUE;
eatMsg = FALSE;
if ((raw_message == WM_LBUTTONDOWN) ||
(raw_message == WM_RBUTTONDOWN) ||
(raw_message == WM_MBUTTONDOWN))
{
HWND hwndTop = GetAncestor( msg->hwnd, GA_ROOT );
/* Send the WM_PARENTNOTIFY,
* note that even for double/nonclient clicks
* notification message is still WM_L/M/RBUTTONDOWN.
*/
MSG_SendParentNotify( msg->hwnd, raw_message, 0, msg->pt );
/* Activate the window if needed */
if (msg->hwnd != GetActiveWindow() && hwndTop != GetDesktopWindow())
{
LONG ret = SendMessageA( msg->hwnd, WM_MOUSEACTIVATE, (WPARAM)hwndTop,
MAKELONG( hittest, raw_message ) );
switch(ret)
{
case MA_NOACTIVATEANDEAT:
eatMsg = TRUE;
/* fall through */
case MA_NOACTIVATE:
break;
case MA_ACTIVATEANDEAT:
eatMsg = TRUE;
/* fall through */
case MA_ACTIVATE:
case 0:
if (hwndTop != GetForegroundWindow() )
{
if (!WINPOS_SetActiveWindow( hwndTop, TRUE , TRUE ))
eatMsg = TRUE;
}
break;
default:
WARN( "unknown WM_MOUSEACTIVATE code %ld\n", ret );
break;
}
}
}
/* send the WM_SETCURSOR message */
/* Windows sends the normal mouse message as the message parameter
in the WM_SETCURSOR message even if it's non-client mouse message */
SendMessageA( msg->hwnd, WM_SETCURSOR, (WPARAM)msg->hwnd,
MAKELONG( hittest, raw_message ));
return !eatMsg;
}
/***********************************************************************
* process_hardware_message
*
* returns TRUE if the contents of 'msg' should be passed to the application
*/
BOOL MSG_process_raw_hardware_message( MSG *msg, ULONG_PTR extra_info, HWND hwnd_filter,
UINT first, UINT last, BOOL remove )
{
if (is_keyboard_message( msg->message ))
{
if (!process_raw_keyboard_message( msg, extra_info )) return FALSE;
}
else if (is_mouse_message( msg->message ))
{
if (!process_raw_mouse_message( msg, extra_info )) return FALSE;
}
else
{
ERR( "unknown message type %x\n", msg->message );
return FALSE;
}
/* check destination thread and filters */
if (!check_message_filter( msg, hwnd_filter, first, last ) ||
!WIN_IsCurrentThread( msg->hwnd ))
{
/* queue it for later, or for another thread */
queue_hardware_message( msg, extra_info, MSG_HARDWARE_COOKED );
return FALSE;
}
/* save the message in the cooked queue if we didn't want to remove it */
if (!remove) queue_hardware_message( msg, extra_info, MSG_HARDWARE_COOKED );
return TRUE;
}
/***********************************************************************
* MSG_process_cooked_hardware_message
*
* returns TRUE if the contents of 'msg' should be passed to the application
*/
BOOL MSG_process_cooked_hardware_message( MSG *msg, ULONG_PTR extra_info, BOOL remove )
{
if (is_keyboard_message( msg->message ))
return process_cooked_keyboard_message( msg, remove );
if (is_mouse_message( msg->message ))
return process_cooked_mouse_message( msg, extra_info, remove );
ERR( "unknown message type %x\n", msg->message );
return FALSE;
}
/**********************************************************************
* GetKeyState (USER.106)
*/
INT16 WINAPI GetKeyState16(INT16 vkey)
{
return GetKeyState(vkey);
}
/**********************************************************************
* GetKeyState (USER32.@)
*
* 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;
if (vkey >= 'a' && vkey <= 'z') vkey += 'A' - 'a';
retval = ((WORD)(QueueKeyStateTable[vkey] & 0x80) << 8 ) |
(QueueKeyStateTable[vkey] & 0x80) |
(QueueKeyStateTable[vkey] & 0x01);
TRACE("key (0x%x) -> %x\n", vkey, retval);
return retval;
}
/**********************************************************************
* GetKeyboardState (USER.222)
* GetKeyboardState (USER32.@)
*
* 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) memcpy(lpKeyState, QueueKeyStateTable, 256);
return TRUE;
}
/**********************************************************************
* SetKeyboardState (USER.223)
* SetKeyboardState (USER32.@)
*/
BOOL WINAPI SetKeyboardState(LPBYTE lpKeyState)
{
TRACE_(key)("(%p)\n", lpKeyState);
if (lpKeyState) memcpy(QueueKeyStateTable, lpKeyState, 256);
return TRUE;
}
/***********************************************************************
* WaitMessage (USER.112) Suspend thread pending messages
* WaitMessage (USER32.@) Suspend thread pending messages
*
* WaitMessage() suspends a thread until events appear in the thread's
* queue.
*/
BOOL WINAPI WaitMessage(void)
{
return (MsgWaitForMultipleObjectsEx( 0, NULL, INFINITE, QS_ALLINPUT, 0 ) != WAIT_FAILED);
}
/***********************************************************************
* MsgWaitForMultipleObjectsEx (USER32.@)
*/
DWORD WINAPI MsgWaitForMultipleObjectsEx( DWORD count, CONST HANDLE *pHandles,
DWORD timeout, DWORD mask, DWORD flags )
{
HANDLE handles[MAXIMUM_WAIT_OBJECTS];
DWORD i, ret, lock;
MESSAGEQUEUE *msgQueue;
if (count > MAXIMUM_WAIT_OBJECTS-1)
{
SetLastError( ERROR_INVALID_PARAMETER );
return WAIT_FAILED;
}
if (!(msgQueue = QUEUE_Current())) return WAIT_FAILED;
/* set the queue mask */
SERVER_START_REQ( set_queue_mask )
{
req->wake_mask = (flags & MWMO_INPUTAVAILABLE) ? mask : 0;
req->changed_mask = mask;
req->skip_wait = 0;
wine_server_call( req );
}
SERVER_END_REQ;
/* Add the thread event to the handle list */
for (i = 0; i < count; i++) handles[i] = pHandles[i];
handles[count] = msgQueue->server_queue;
ReleaseThunkLock( &lock );
if (USER_Driver.pMsgWaitForMultipleObjectsEx)
{
ret = USER_Driver.pMsgWaitForMultipleObjectsEx( count+1, handles, timeout, mask, flags );
if (ret == count+1) ret = count; /* pretend the msg queue is ready */
}
else
ret = WaitForMultipleObjectsEx( count+1, handles, flags & MWMO_WAITALL,
timeout, flags & MWMO_ALERTABLE );
if (lock) RestoreThunkLock( lock );
return ret;
}
/***********************************************************************
* MsgWaitForMultipleObjects (USER32.@)
*/
DWORD WINAPI MsgWaitForMultipleObjects( DWORD count, CONST HANDLE *handles,
BOOL wait_all, DWORD timeout, DWORD mask )
{
return MsgWaitForMultipleObjectsEx( count, handles, timeout, mask,
wait_all ? MWMO_WAITALL : 0 );
}
/***********************************************************************
* WaitForInputIdle (USER32.@)
*/
DWORD WINAPI WaitForInputIdle( HANDLE hProcess, DWORD dwTimeOut )
{
DWORD start_time, elapsed, ret;
HANDLE idle_event = -1;
SERVER_START_REQ( wait_input_idle )
{
req->handle = hProcess;
req->timeout = dwTimeOut;
if (!(ret = wine_server_call_err( req ))) idle_event = reply->event;
}
SERVER_END_REQ;
if (ret) return WAIT_FAILED; /* error */
if (!idle_event) return 0; /* no event to wait on */
start_time = GetTickCount();
elapsed = 0;
TRACE("waiting for %x\n", idle_event );
do
{
ret = MsgWaitForMultipleObjects ( 1, &idle_event, FALSE, dwTimeOut - elapsed, QS_SENDMESSAGE );
switch (ret)
{
case WAIT_OBJECT_0+1:
process_sent_messages();
break;
case WAIT_TIMEOUT:
case WAIT_FAILED:
TRACE("timeout or error\n");
return ret;
default:
TRACE("finished\n");
return 0;
}
if (dwTimeOut != INFINITE)
{
elapsed = GetTickCount() - start_time;
if (elapsed > dwTimeOut)
break;
}
}
while (1);
return WAIT_TIMEOUT;
}
/***********************************************************************
* UserYield (USER.332)
* UserYield16 (USER32.@)
*/
void WINAPI UserYield16(void)
{
DWORD count;
/* Handle sent messages */
process_sent_messages();
/* Yield */
ReleaseThunkLock(&count);
if (count)
{
RestoreThunkLock(count);
/* Handle sent messages again */
process_sent_messages();
}
}
struct accent_char
{
BYTE ac_accent;
BYTE ac_char;
BYTE ac_result;
};
static const struct accent_char accent_chars[] =
{
/* A good idea should be to read /usr/X11/lib/X11/locale/iso8859-x/Compose */
{'`', 'A', '\300'}, {'`', 'a', '\340'},
{'\'', 'A', '\301'}, {'\'', 'a', '\341'},
{'^', 'A', '\302'}, {'^', 'a', '\342'},
{'~', 'A', '\303'}, {'~', 'a', '\343'},
{'"', 'A', '\304'}, {'"', 'a', '\344'},
{'O', 'A', '\305'}, {'o', 'a', '\345'},
{'0', 'A', '\305'}, {'0', 'a', '\345'},
{'A', 'A', '\305'}, {'a', 'a', '\345'},
{'A', 'E', '\306'}, {'a', 'e', '\346'},
{',', 'C', '\307'}, {',', 'c', '\347'},
{'`', 'E', '\310'}, {'`', 'e', '\350'},
{'\'', 'E', '\311'}, {'\'', 'e', '\351'},
{'^', 'E', '\312'}, {'^', 'e', '\352'},
{'"', 'E', '\313'}, {'"', 'e', '\353'},
{'`', 'I', '\314'}, {'`', 'i', '\354'},
{'\'', 'I', '\315'}, {'\'', 'i', '\355'},
{'^', 'I', '\316'}, {'^', 'i', '\356'},
{'"', 'I', '\317'}, {'"', 'i', '\357'},
{'-', 'D', '\320'}, {'-', 'd', '\360'},
{'~', 'N', '\321'}, {'~', 'n', '\361'},
{'`', 'O', '\322'}, {'`', 'o', '\362'},
{'\'', 'O', '\323'}, {'\'', 'o', '\363'},
{'^', 'O', '\324'}, {'^', 'o', '\364'},
{'~', 'O', '\325'}, {'~', 'o', '\365'},
{'"', 'O', '\326'}, {'"', 'o', '\366'},
{'/', 'O', '\330'}, {'/', 'o', '\370'},
{'`', 'U', '\331'}, {'`', 'u', '\371'},
{'\'', 'U', '\332'}, {'\'', 'u', '\372'},
{'^', 'U', '\333'}, {'^', 'u', '\373'},
{'"', 'U', '\334'}, {'"', 'u', '\374'},
{'\'', 'Y', '\335'}, {'\'', 'y', '\375'},
{'T', 'H', '\336'}, {'t', 'h', '\376'},
{'s', 's', '\337'}, {'"', 'y', '\377'},
{'s', 'z', '\337'}, {'i', 'j', '\377'},
/* iso-8859-2 uses this */
{'<', 'L', '\245'}, {'<', 'l', '\265'}, /* caron */
{'<', 'S', '\251'}, {'<', 's', '\271'},
{'<', 'T', '\253'}, {'<', 't', '\273'},
{'<', 'Z', '\256'}, {'<', 'z', '\276'},
{'<', 'C', '\310'}, {'<', 'c', '\350'},
{'<', 'E', '\314'}, {'<', 'e', '\354'},
{'<', 'D', '\317'}, {'<', 'd', '\357'},
{'<', 'N', '\322'}, {'<', 'n', '\362'},
{'<', 'R', '\330'}, {'<', 'r', '\370'},
{';', 'A', '\241'}, {';', 'a', '\261'}, /* ogonek */
{';', 'E', '\312'}, {';', 'e', '\332'},
{'\'', 'Z', '\254'}, {'\'', 'z', '\274'}, /* acute */
{'\'', 'R', '\300'}, {'\'', 'r', '\340'},
{'\'', 'L', '\305'}, {'\'', 'l', '\345'},
{'\'', 'C', '\306'}, {'\'', 'c', '\346'},
{'\'', 'N', '\321'}, {'\'', 'n', '\361'},
/* collision whith S, from iso-8859-9 !!! */
{',', 'S', '\252'}, {',', 's', '\272'}, /* cedilla */
{',', 'T', '\336'}, {',', 't', '\376'},
{'.', 'Z', '\257'}, {'.', 'z', '\277'}, /* dot above */
{'/', 'L', '\243'}, {'/', 'l', '\263'}, /* slash */
{'/', 'D', '\320'}, {'/', 'd', '\360'},
{'(', 'A', '\303'}, {'(', 'a', '\343'}, /* breve */
{'\275', 'O', '\325'}, {'\275', 'o', '\365'}, /* double acute */
{'\275', 'U', '\334'}, {'\275', 'u', '\374'},
{'0', 'U', '\332'}, {'0', 'u', '\372'}, /* ring above */
/* iso-8859-3 uses this */
{'/', 'H', '\241'}, {'/', 'h', '\261'}, /* slash */
{'>', 'H', '\246'}, {'>', 'h', '\266'}, /* circumflex */
{'>', 'J', '\254'}, {'>', 'j', '\274'},
{'>', 'C', '\306'}, {'>', 'c', '\346'},
{'>', 'G', '\330'}, {'>', 'g', '\370'},
{'>', 'S', '\336'}, {'>', 's', '\376'},
/* collision whith G( from iso-8859-9 !!! */
{'(', 'G', '\253'}, {'(', 'g', '\273'}, /* breve */
{'(', 'U', '\335'}, {'(', 'u', '\375'},
/* collision whith I. from iso-8859-3 !!! */
{'.', 'I', '\251'}, {'.', 'i', '\271'}, /* dot above */
{'.', 'C', '\305'}, {'.', 'c', '\345'},
{'.', 'G', '\325'}, {'.', 'g', '\365'},
/* iso-8859-4 uses this */
{',', 'R', '\243'}, {',', 'r', '\263'}, /* cedilla */
{',', 'L', '\246'}, {',', 'l', '\266'},
{',', 'G', '\253'}, {',', 'g', '\273'},
{',', 'N', '\321'}, {',', 'n', '\361'},
{',', 'K', '\323'}, {',', 'k', '\363'},
{'~', 'I', '\245'}, {'~', 'i', '\265'}, /* tilde */
{'-', 'E', '\252'}, {'-', 'e', '\272'}, /* macron */
{'-', 'A', '\300'}, {'-', 'a', '\340'},
{'-', 'I', '\317'}, {'-', 'i', '\357'},
{'-', 'O', '\322'}, {'-', 'o', '\362'},
{'-', 'U', '\336'}, {'-', 'u', '\376'},
{'/', 'T', '\254'}, {'/', 't', '\274'}, /* slash */
{'.', 'E', '\314'}, {'.', 'e', '\344'}, /* dot above */
{';', 'I', '\307'}, {';', 'i', '\347'}, /* ogonek */
{';', 'U', '\331'}, {';', 'u', '\371'},
/* iso-8859-9 uses this */
/* iso-8859-9 has really bad choosen G( S, and I. as they collide
* whith the same letters on other iso-8859-x (that is they are on
* different places :-( ), if you use turkish uncomment these and
* comment out the lines in iso-8859-2 and iso-8859-3 sections
* FIXME: should be dynamic according to chosen language
* if/when Wine has turkish support.
*/
/* collision whith G( from iso-8859-3 !!! */
/* {'(', 'G', '\320'}, {'(', 'g', '\360'}, */ /* breve */
/* collision whith S, from iso-8859-2 !!! */
/* {',', 'S', '\336'}, {',', 's', '\376'}, */ /* cedilla */
/* collision whith I. from iso-8859-3 !!! */
/* {'.', 'I', '\335'}, {'.', 'i', '\375'}, */ /* dot above */
};
/***********************************************************************
* TranslateMessage (USER32.@)
*
* Implementation of TranslateMessage.
*
* TranslateMessage translates virtual-key messages into character-messages,
* as follows :
* WM_KEYDOWN/WM_KEYUP combinations produce a WM_CHAR or WM_DEADCHAR message.
* ditto replacing WM_* with WM_SYS*
* This produces WM_CHAR messages only for keys mapped to ASCII characters
* by the keyboard driver.
*
* If the message is WM_KEYDOWN, WM_KEYUP, WM_SYSKEYDOWN, or WM_SYSKEYUP, the
* return value is nonzero, regardless of the translation.
*
*/
BOOL WINAPI TranslateMessage( const MSG *msg )
{
static int dead_char;
UINT message;
WCHAR wp[2];
BOOL rc = FALSE;
if (msg->message >= WM_KEYFIRST && msg->message <= WM_KEYLAST)
{
TRACE_(key)("(%s, %04X, %08lX)\n",
SPY_GetMsgName(msg->message, msg->hwnd), msg->wParam, msg->lParam );
/* Return code must be TRUE no matter what! */
rc = TRUE;
}
if ((msg->message != WM_KEYDOWN) && (msg->message != WM_SYSKEYDOWN)) return rc;
TRACE_(key)("Translating key %s (%04x), scancode %02x\n",
SPY_GetVKeyName(msg->wParam), msg->wParam, LOBYTE(HIWORD(msg->lParam)));
/* FIXME : should handle ToUnicode yielding 2 */
switch (ToUnicode(msg->wParam, HIWORD(msg->lParam), QueueKeyStateTable, wp, 2, 0))
{
case 1:
message = (msg->message == WM_KEYDOWN) ? WM_CHAR : WM_SYSCHAR;
/* Should dead chars handling go in ToAscii ? */
if (dead_char)
{
int i;
if (wp[0] == ' ') wp[0] = dead_char;
if (dead_char == 0xa2) dead_char = '(';
else if (dead_char == 0xa8) dead_char = '"';
else if (dead_char == 0xb2) dead_char = ';';
else if (dead_char == 0xb4) dead_char = '\'';
else if (dead_char == 0xb7) dead_char = '<';
else if (dead_char == 0xb8) dead_char = ',';
else if (dead_char == 0xff) dead_char = '.';
for (i = 0; i < sizeof(accent_chars)/sizeof(accent_chars[0]); i++)
if ((accent_chars[i].ac_accent == dead_char) &&
(accent_chars[i].ac_char == wp[0]))
{
wp[0] = accent_chars[i].ac_result;
break;
}
dead_char = 0;
}
TRACE_(key)("1 -> PostMessage(%s)\n", SPY_GetMsgName(message, msg->hwnd));
PostMessageW( msg->hwnd, message, wp[0], msg->lParam );
break;
case -1:
message = (msg->message == WM_KEYDOWN) ? WM_DEADCHAR : WM_SYSDEADCHAR;
dead_char = wp[0];
TRACE_(key)("-1 -> PostMessage(%s)\n", SPY_GetMsgName(message, msg->hwnd));
PostMessageW( msg->hwnd, message, wp[0], msg->lParam );
return TRUE;
}
return rc;
}
/***********************************************************************
* DispatchMessageA (USER32.@)
*/
LONG WINAPI DispatchMessageA( const MSG* msg )
{
WND * wndPtr;
LONG retval;
int painting;
WNDPROC winproc;
/* Process timer messages */
if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
{
if (msg->lParam)
{
/* HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
/* before calling window proc, verify whether timer is still valid;
there's a slim chance that the application kills the timer
between GetMessage and DispatchMessage API calls */
if (!TIMER_IsTimerValid(msg->hwnd, (UINT) msg->wParam, (HWINDOWPROC) msg->lParam))
return 0; /* invalid winproc */
return CallWindowProcA( (WNDPROC)msg->lParam, msg->hwnd,
msg->message, msg->wParam, GetTickCount() );
}
}
if (!(wndPtr = WIN_GetPtr( msg->hwnd )))
{
if (msg->hwnd) SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr == WND_OTHER_PROCESS)
{
if (IsWindow( msg->hwnd ))
ERR( "cannot dispatch msg to other process window %x\n", msg->hwnd );
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (!(winproc = wndPtr->winproc))
{
WIN_ReleasePtr( wndPtr );
return 0;
}
painting = (msg->message == WM_PAINT);
if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
WIN_ReleasePtr( wndPtr );
/* hook_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
msg->wParam, msg->lParam );
retval = CallWindowProcA( winproc, msg->hwnd, msg->message,
msg->wParam, msg->lParam );
SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval,
msg->wParam, msg->lParam );
if (painting && (wndPtr = WIN_GetPtr( msg->hwnd )) && (wndPtr != WND_OTHER_PROCESS))
{
BOOL validate = ((wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate);
wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
WIN_ReleasePtr( wndPtr );
if (validate)
{
ERR( "BeginPaint not called on WM_PAINT for hwnd %04x!\n", msg->hwnd );
/* Validate the update region to avoid infinite WM_PAINT loop */
RedrawWindow( msg->hwnd, NULL, 0,
RDW_NOFRAME | RDW_VALIDATE | RDW_NOCHILDREN | RDW_NOINTERNALPAINT );
}
}
return retval;
}
/***********************************************************************
* DispatchMessageW (USER32.@) Process Message
*
* Process the message specified in the structure *_msg_.
*
* If the lpMsg parameter points to a WM_TIMER message and the
* parameter of the WM_TIMER message is not NULL, the lParam parameter
* points to the function that is called instead of the window
* procedure.
*
* The message must be valid.
*
* RETURNS
*
* DispatchMessage() returns the result of the window procedure invoked.
*
* CONFORMANCE
*
* ECMA-234, Win32
*
*/
LONG WINAPI DispatchMessageW( const MSG* msg )
{
WND * wndPtr;
LONG retval;
int painting;
WNDPROC winproc;
/* Process timer messages */
if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
{
if (msg->lParam)
{
/* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
/* before calling window proc, verify whether timer is still valid;
there's a slim chance that the application kills the timer
between GetMessage and DispatchMessage API calls */
if (!TIMER_IsTimerValid(msg->hwnd, (UINT) msg->wParam, (HWINDOWPROC) msg->lParam))
return 0; /* invalid winproc */
return CallWindowProcW( (WNDPROC)msg->lParam, msg->hwnd,
msg->message, msg->wParam, GetTickCount() );
}
}
if (!(wndPtr = WIN_GetPtr( msg->hwnd )))
{
if (msg->hwnd) SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr == WND_OTHER_PROCESS)
{
if (IsWindow( msg->hwnd ))
ERR( "cannot dispatch msg to other process window %x\n", msg->hwnd );
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (!(winproc = wndPtr->winproc))
{
WIN_ReleasePtr( wndPtr );
return 0;
}
painting = (msg->message == WM_PAINT);
if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
WIN_ReleasePtr( wndPtr );
/* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
msg->wParam, msg->lParam );
retval = CallWindowProcW( winproc, msg->hwnd, msg->message,
msg->wParam, msg->lParam );
SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval,
msg->wParam, msg->lParam );
if (painting && (wndPtr = WIN_GetPtr( msg->hwnd )) && (wndPtr != WND_OTHER_PROCESS))
{
BOOL validate = ((wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate);
wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
WIN_ReleasePtr( wndPtr );
if (validate)
{
ERR( "BeginPaint not called on WM_PAINT for hwnd %04x!\n", msg->hwnd );
/* Validate the update region to avoid infinite WM_PAINT loop */
RedrawWindow( msg->hwnd, NULL, 0,
RDW_NOFRAME | RDW_VALIDATE | RDW_NOCHILDREN | RDW_NOINTERNALPAINT );
}
}
return retval;
}
/***********************************************************************
* RegisterWindowMessage (USER.118)
* RegisterWindowMessageA (USER32.@)
*/
WORD WINAPI RegisterWindowMessageA( LPCSTR str )
{
TRACE("%s\n", str );
return GlobalAddAtomA( str );
}
/***********************************************************************
* RegisterWindowMessageW (USER32.@)
*/
WORD WINAPI RegisterWindowMessageW( LPCWSTR str )
{
TRACE("%p\n", str );
return GlobalAddAtomW( str );
}
/***********************************************************************
* BroadcastSystemMessage (USER32.@)
* BroadcastSystemMessageA (USER32.@)
*/
LONG WINAPI BroadcastSystemMessage(
DWORD dwFlags,LPDWORD recipients,UINT uMessage,WPARAM wParam,
LPARAM lParam )
{
if ((*recipients & BSM_APPLICATIONS)||
(*recipients == BSM_ALLCOMPONENTS))
{
FIXME("(%08lx,%08lx,%08x,%08x,%08lx): semi-stub!\n",
dwFlags,*recipients,uMessage,wParam,lParam);
PostMessageA(HWND_BROADCAST,uMessage,wParam,lParam);
return 1;
}
else
{
FIXME("(%08lx,%08lx,%08x,%08x,%08lx): stub!\n",
dwFlags,*recipients,uMessage,wParam,lParam);
return -1;
}
}
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