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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 "wine/port.h"
#include <stdarg.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 "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "message.h"
#include "winerror.h"
#include "ntstatus.h"
#include "wine/server.h"
#include "controls.h"
#include "dde.h"
#include "message.h"
#include "user_private.h"
#include "win.h"
#include "winpos.h"
#include "winproc.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
/***********************************************************************
* 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
*/
#if 0
static void queue_hardware_message( MSG *msg, ULONG_PTR extra_info )
{
SERVER_START_REQ( send_message )
{
req->type = MSG_HARDWARE;
req->id = 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;
}
#endif
/***********************************************************************
* 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 ) );
}
}
#if 0 /* this is broken for now, will require proper support in the server */
/***********************************************************************
* MSG_JournalPlayBackMsg
*
* Get an EVENTMSG struct via call JOURNALPLAYBACK hook function
*/
void MSG_JournalPlayBackMsg(void)
{
EVENTMSG tmpMsg;
MSG msg;
LRESULT wtime;
int keyDown,i;
wtime=HOOK_CallHooks( WH_JOURNALPLAYBACK, HC_GETNEXT, 0, (LPARAM)&tmpMsg, TRUE );
/* 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 );
}
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 );
}
HOOK_CallHooks( WH_JOURNALPLAYBACK, HC_SKIP, 0, (LPARAM)&tmpMsg, TRUE );
}
else
{
if( tmpMsg.message == WM_QUEUESYNC ) HOOK_CallHooks( WH_CBT, HCBT_QS, 0, 0, TRUE );
}
}
#endif
/***********************************************************************
* process_raw_keyboard_message
*
* returns TRUE if the contents of 'msg' should be passed to the application
*/
static void process_raw_keyboard_message( MSG *msg )
{
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_CallHooks( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)&event, TRUE );
}
/***********************************************************************
* 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)
{
/* 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 = GetWindowLongPtrA( msg->hwnd, GWLP_ID );
hi.hItemHandle = msg->hwnd;
hi.dwContextId = GetWindowContextHelpId( msg->hwnd );
hi.MousePos = msg->pt;
SendMessageA(msg->hwnd, WM_HELP, 0, (LPARAM)&hi);
}
}
if (HOOK_CallHooks( WH_KEYBOARD, remove ? HC_ACTION : HC_NOREMOVE,
LOWORD(msg->wParam), msg->lParam, TRUE ))
{
/* skip this message */
HOOK_CallHooks( WH_CBT, HCBT_KEYSKIPPED, LOWORD(msg->wParam), msg->lParam, TRUE );
return FALSE;
}
return TRUE;
}
/***********************************************************************
* process_raw_mouse_message
*/
static void process_raw_mouse_message( MSG *msg, BOOL remove )
{
static MSG clk_msg;
POINT pt;
INT hittest;
EVENTMSG event;
GUITHREADINFO info;
HWND hWndScope = msg->hwnd;
/* find the window to dispatch this mouse message to */
hittest = HTCLIENT;
GetGUIThreadInfo( GetCurrentThreadId(), &info );
if (!(msg->hwnd = info.hwndCapture))
{
/* If no capture HWND, find window which contains the mouse position.
* Also find the position of the cursor hot spot (hittest) */
if (!IsWindow(hWndScope)) hWndScope = 0;
if (!(msg->hwnd = WINPOS_WindowFromPoint( hWndScope, msg->pt, &hittest )))
msg->hwnd = GetDesktopWindow();
}
event.message = msg->message;
event.time = msg->time;
event.hwnd = msg->hwnd;
event.paramL = msg->pt.x;
event.paramH = msg->pt.y;
HOOK_CallHooks( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)&event, TRUE );
/* translate double clicks */
if ((msg->message == WM_LBUTTONDOWN) ||
(msg->message == WM_RBUTTONDOWN) ||
(msg->message == WM_MBUTTONDOWN))
{
BOOL update = remove;
/* translate double clicks -
* note that ...MOUSEMOVEs can slip in between
* ...BUTTONDOWN and ...BUTTONDBLCLK messages */
if ((info.flags & (GUI_INMENUMODE|GUI_INMOVESIZE)) ||
hittest != HTCLIENT ||
(GetClassLongA( msg->hwnd, GCL_STYLE ) & CS_DBLCLKS))
{
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);
if (remove)
{
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 (msg->message != WM_MOUSEWHEEL)
{
if (hittest != HTCLIENT)
{
msg->message += WM_NCMOUSEMOVE - WM_MOUSEMOVE;
msg->wParam = hittest;
}
else
{
/* coordinates don't get translated while tracking a menu */
/* FIXME: should differentiate popups and top-level menus */
if (!(info.flags & GUI_INMENUMODE))
ScreenToClient( msg->hwnd, &pt );
}
}
msg->lParam = MAKELONG( pt.x, pt.y );
}
/***********************************************************************
* 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 )
{
MOUSEHOOKSTRUCT hook;
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;
}
hook.pt = msg->pt;
hook.hwnd = msg->hwnd;
hook.wHitTestCode = hittest;
hook.dwExtraInfo = extra_info;
if (HOOK_CallHooks( WH_MOUSE, remove ? HC_ACTION : HC_NOREMOVE,
msg->message, (LPARAM)&hook, TRUE ))
{
hook.pt = msg->pt;
hook.hwnd = msg->hwnd;
hook.wHitTestCode = hittest;
hook.dwExtraInfo = extra_info;
HOOK_CallHooks( WH_CBT, HCBT_CLICKSKIPPED, msg->message, (LPARAM)&hook, TRUE );
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))
{
/* 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())
{
HWND hwndTop = msg->hwnd;
while (hwndTop)
{
if ((GetWindowLongW( hwndTop, GWL_STYLE ) & (WS_POPUP|WS_CHILD)) != WS_CHILD) break;
hwndTop = GetParent( hwndTop );
}
if (hwndTop && 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 (!FOCUS_MouseActivate( hwndTop )) 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;
}
/***********************************************************************
* MSG_process_raw_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 ))
{
process_raw_keyboard_message( msg );
}
else if (is_mouse_message( msg->message ))
{
process_raw_mouse_message( msg, remove );
}
else
{
ERR( "unknown message type %x\n", msg->message );
return FALSE;
}
return check_message_filter( msg, hwnd_filter, first, last );
}
/***********************************************************************
* 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;
}
/***********************************************************************
* 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 = (HANDLE)-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 %p\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)
*/
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();
}
}
/***********************************************************************
* 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 )
{
UINT message;
WCHAR wp[2];
BOOL rc = FALSE;
BYTE state[256];
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)));
GetKeyboardState( state );
/* FIXME : should handle ToUnicode yielding 2 */
switch (ToUnicode(msg->wParam, HIWORD(msg->lParam), state, wp, 2, 0))
{
case 1:
message = (msg->message == WM_KEYDOWN) ? WM_CHAR : WM_SYSCHAR;
TRACE_(key)("1 -> PostMessageW(%p,%s,%04x,%08lx)\n",
msg->hwnd, SPY_GetMsgName(message, msg->hwnd), wp[0], msg->lParam);
PostMessageW( msg->hwnd, message, wp[0], msg->lParam );
break;
case -1:
message = (msg->message == WM_KEYDOWN) ? WM_DEADCHAR : WM_SYSDEADCHAR;
TRACE_(key)("-1 -> PostMessageW(%p,%s,%04x,%08lx)\n",
msg->hwnd, SPY_GetMsgName(message, msg->hwnd), wp[0], msg->lParam);
PostMessageW( msg->hwnd, message, wp[0], msg->lParam );
return TRUE;
}
return rc;
}
/***********************************************************************
* DispatchMessageA (USER32.@)
*/
LONG WINAPI DispatchMessageA( const MSG* msg )
{
WND * wndPtr;
LONG retval;
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 ); */
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 )) SetLastError( ERROR_MESSAGE_SYNC_ONLY );
else SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr->tid != GetCurrentThreadId())
{
SetLastError( ERROR_MESSAGE_SYNC_ONLY );
WIN_ReleasePtr( wndPtr );
return 0;
}
winproc = wndPtr->winproc;
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 );
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;
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 ); */
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 )) SetLastError( ERROR_MESSAGE_SYNC_ONLY );
else SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr->tid != GetCurrentThreadId())
{
SetLastError( ERROR_MESSAGE_SYNC_ONLY );
WIN_ReleasePtr( wndPtr );
return 0;
}
winproc = wndPtr->winproc;
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 );
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 BroadcastSystemMessageA(
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;
}
}
/***********************************************************************
* BroadcastSystemMessageW (USER32.@)
*/
LONG WINAPI BroadcastSystemMessageW(
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);
PostMessageW(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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