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/*
* Message queues related functions
*
* Copyright 1993, 1994 Alexandre Julliard
*/
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <sys/time.h>
#include <sys/types.h>
#include "wine/winbase16.h"
#include "message.h"
#include "winerror.h"
#include "win.h"
#include "gdi.h"
#include "sysmetrics.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 "task.h"
#include "process.h"
#include "thread.h"
#include "options.h"
#include "struct32.h"
#include "debug.h"
#define WM_NCMOUSEFIRST WM_NCMOUSEMOVE
#define WM_NCMOUSELAST WM_NCMBUTTONDBLCLK
typedef enum { SYSQ_MSG_ABANDON, SYSQ_MSG_SKIP,
SYSQ_MSG_ACCEPT, SYSQ_MSG_CONTINUE } SYSQ_STATUS;
extern HQUEUE16 hCursorQueue; /* queue.c */
DWORD MSG_WineStartTicks; /* Ticks at Wine startup */
static UINT doubleClickSpeed = 452;
/***********************************************************************
* MSG_CheckFilter
*/
BOOL MSG_CheckFilter(DWORD uMsg, DWORD first, DWORD last)
{
if( first || last )
return (uMsg >= first && uMsg <= last);
return TRUE;
}
/***********************************************************************
* 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(WND* wndPtr, WORD event, WORD idChild, LPARAM lValue)
{
#define lppt ((LPPOINT16)&lValue)
/* pt has to be in the client coordinates of the parent window */
MapWindowPoints16( 0, wndPtr->hwndSelf, lppt, 1 );
while (wndPtr)
{
if (!(wndPtr->dwStyle & WS_CHILD) || (wndPtr->dwExStyle & WS_EX_NOPARENTNOTIFY)) break;
lppt->x += wndPtr->rectClient.left;
lppt->y += wndPtr->rectClient.top;
wndPtr = wndPtr->parent;
SendMessageA( wndPtr->hwndSelf, WM_PARENTNOTIFY,
MAKEWPARAM( event, idChild ), lValue );
}
#undef lppt
}
/***********************************************************************
* MSG_TranslateMouseMsg
*
* Translate an mouse hardware event into a real mouse message.
* Return value indicates whether the translated message must be passed
* to the user, left in the queue, or skipped entirely (in this case
* HIWORD contains hit test code).
*/
static DWORD MSG_TranslateMouseMsg( HWND hTopWnd, DWORD first, DWORD last,
MSG *msg, BOOL remove, WND* pWndScope )
{
static DWORD dblclk_time_limit = 0;
static UINT16 clk_message = 0;
static HWND16 clk_hwnd = 0;
static POINT16 clk_pos = { 0, 0 };
WND *pWnd;
HWND hWnd;
INT16 ht, hittest, sendSC = 0;
UINT message = msg->message;
POINT16 screen_pt, pt;
HANDLE16 hQ = GetFastQueue16();
MESSAGEQUEUE *queue = (MESSAGEQUEUE *)QUEUE_Lock(hQ);
BOOL eatMsg = FALSE;
BOOL mouseClick = ((message == WM_LBUTTONDOWN) ||
(message == WM_RBUTTONDOWN) ||
(message == WM_MBUTTONDOWN))?1:0;
SYSQ_STATUS ret = 0;
/* Find the window */
CONV_POINT32TO16( &msg->pt, &pt );
ht = hittest = HTCLIENT;
hWnd = GetCapture();
if( !hWnd )
{
ht = hittest = WINPOS_WindowFromPoint( pWndScope, pt, &pWnd );
if( !pWnd ) pWnd = WIN_GetDesktop();
hWnd = pWnd->hwndSelf;
sendSC = 1;
}
else
{
pWnd = WIN_FindWndPtr(hWnd);
if (queue)
ht = PERQDATA_GetCaptureInfo( queue->pQData );
}
/* stop if not the right queue */
if (pWnd->hmemTaskQ != hQ)
{
/* Not for the current task */
if (queue) QUEUE_ClearWakeBit( queue, QS_MOUSE );
/* Wake up the other task */
QUEUE_Unlock( queue );
queue = (MESSAGEQUEUE *)QUEUE_Lock( pWnd->hmemTaskQ );
if (queue) QUEUE_SetWakeBit( queue, QS_MOUSE );
QUEUE_Unlock( queue );
return SYSQ_MSG_ABANDON;
}
/* check if hWnd is within hWndScope */
if( hTopWnd && hWnd != hTopWnd )
if( !IsChild(hTopWnd, hWnd) )
{
QUEUE_Unlock( queue );
return SYSQ_MSG_CONTINUE;
}
if( mouseClick )
{
/* translate double clicks -
* note that ...MOUSEMOVEs can slip in between
* ...BUTTONDOWN and ...BUTTONDBLCLK messages */
if( pWnd->class->style & CS_DBLCLKS || ht != HTCLIENT )
{
if ((message == clk_message) && (hWnd == clk_hwnd) &&
(msg->time - dblclk_time_limit < doubleClickSpeed) &&
(abs(msg->pt.x - clk_pos.x) < SYSMETRICS_CXDOUBLECLK/2) &&
(abs(msg->pt.y - clk_pos.y) < SYSMETRICS_CYDOUBLECLK/2))
{
message += (WM_LBUTTONDBLCLK - WM_LBUTTONDOWN);
mouseClick++; /* == 2 */
}
}
}
screen_pt = pt;
if (hittest != HTCLIENT)
{
message += WM_NCMOUSEMOVE - WM_MOUSEMOVE;
msg->wParam = hittest;
}
else ScreenToClient16( hWnd, &pt );
/* check message filter */
if (!MSG_CheckFilter(message, first, last))
{
QUEUE_Unlock(queue);
return SYSQ_MSG_CONTINUE;
}
hCursorQueue = queue->self;
QUEUE_Unlock(queue);
/* call WH_MOUSE */
if (HOOK_IsHooked( WH_MOUSE ))
{
MOUSEHOOKSTRUCT16 *hook = SEGPTR_NEW(MOUSEHOOKSTRUCT16);
if( hook )
{
hook->pt = screen_pt;
hook->hwnd = hWnd;
hook->wHitTestCode = hittest;
hook->dwExtraInfo = 0;
ret = HOOK_CallHooks16( WH_MOUSE, remove ? HC_ACTION : HC_NOREMOVE,
message, (LPARAM)SEGPTR_GET(hook) );
SEGPTR_FREE(hook);
}
if( ret ) return MAKELONG((INT16)SYSQ_MSG_SKIP, hittest);
}
if ((hittest == HTERROR) || (hittest == HTNOWHERE))
eatMsg = sendSC = 1;
else if( remove && mouseClick )
{
HWND hwndTop = WIN_GetTopParent( hWnd );
if( mouseClick == 1 )
{
/* set conditions */
dblclk_time_limit = msg->time;
clk_message = msg->message;
clk_hwnd = hWnd;
clk_pos = screen_pt;
} else
/* got double click - zero them out */
dblclk_time_limit = clk_hwnd = 0;
if( sendSC )
{
/* Send the WM_PARENTNOTIFY,
* note that even for double/nonclient clicks
* notification message is still WM_L/M/RBUTTONDOWN.
*/
MSG_SendParentNotify( pWnd, msg->message & 0xffff, 0, MAKELPARAM(screen_pt.x, screen_pt.y) );
/* Activate the window if needed */
if (hWnd != GetActiveWindow() && hWnd != GetDesktopWindow())
{
LONG ret = SendMessageA( hWnd, WM_MOUSEACTIVATE, hwndTop,
MAKELONG( hittest, message ) );
if ((ret == MA_ACTIVATEANDEAT) || (ret == MA_NOACTIVATEANDEAT))
eatMsg = TRUE;
if (((ret == MA_ACTIVATE) || (ret == MA_ACTIVATEANDEAT))
&& hwndTop != GetActiveWindow() )
if (!WINPOS_SetActiveWindow( hwndTop, TRUE , TRUE ))
eatMsg = TRUE;
}
}
} else sendSC = (remove && sendSC);
/* Send the WM_SETCURSOR message */
if (sendSC)
SendMessageA( hWnd, WM_SETCURSOR, hWnd,
MAKELONG( hittest, message ));
if (eatMsg) return MAKELONG( (UINT16)SYSQ_MSG_SKIP, hittest);
msg->hwnd = hWnd;
msg->message = message;
msg->lParam = MAKELONG( pt.x, pt.y );
return SYSQ_MSG_ACCEPT;
}
/***********************************************************************
* MSG_TranslateKbdMsg
*
* Translate an keyboard hardware event into a real message.
*/
static DWORD MSG_TranslateKbdMsg( HWND hTopWnd, DWORD first, DWORD last,
MSG *msg, BOOL remove )
{
WORD message = msg->message;
HWND hWnd = GetFocus();
WND *pWnd;
/* Should check Ctrl-Esc and PrintScreen here */
if (!hWnd)
{
/* Send the message to the active window instead, */
/* translating messages to their WM_SYS equivalent */
hWnd = GetActiveWindow();
if( message < WM_SYSKEYDOWN )
message += WM_SYSKEYDOWN - WM_KEYDOWN;
}
pWnd = WIN_FindWndPtr( hWnd );
if (pWnd && (pWnd->hmemTaskQ != GetFastQueue16()))
{
/* Not for the current task */
MESSAGEQUEUE *queue = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() );
if (queue) QUEUE_ClearWakeBit( queue, QS_KEY );
QUEUE_Unlock( queue );
/* Wake up the other task */
queue = (MESSAGEQUEUE *)QUEUE_Lock( pWnd->hmemTaskQ );
if (queue) QUEUE_SetWakeBit( queue, QS_KEY );
QUEUE_Unlock( queue );
return SYSQ_MSG_ABANDON;
}
if (hTopWnd && hWnd != hTopWnd)
if (!IsChild(hTopWnd, hWnd)) return SYSQ_MSG_CONTINUE;
if (!MSG_CheckFilter(message, first, last)) return SYSQ_MSG_CONTINUE;
msg->hwnd = hWnd;
msg->message = message;
return (HOOK_CallHooks16( WH_KEYBOARD, remove ? HC_ACTION : HC_NOREMOVE,
LOWORD (msg->wParam), msg->lParam )
? SYSQ_MSG_SKIP : SYSQ_MSG_ACCEPT);
}
/***********************************************************************
* MSG_JournalRecordMsg
*
* Build an EVENTMSG structure and call JOURNALRECORD hook
*/
static void MSG_JournalRecordMsg( MSG *msg )
{
EVENTMSG *event = (EVENTMSG *) HeapAlloc(SystemHeap, 0, sizeof(EVENTMSG));
if (!event) return;
event->message = msg->message;
event->time = msg->time;
if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
{
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 );
}
else if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
{
event->paramL = LOWORD(msg->lParam); /* X pos */
event->paramH = HIWORD(msg->lParam); /* Y pos */
ClientToScreen16( msg->hwnd, (LPPOINT16)&event->paramL );
HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
}
else if ((msg->message >= WM_NCMOUSEFIRST) &&
(msg->message <= WM_NCMOUSELAST))
{
event->paramL = LOWORD(msg->lParam); /* X pos */
event->paramH = HIWORD(msg->lParam); /* Y pos */
event->message += WM_MOUSEMOVE-WM_NCMOUSEMOVE;/* give no info about NC area */
HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
}
HeapFree(SystemHeap, 0, event);
}
/***********************************************************************
* MSG_JournalPlayBackMsg
*
* Get an EVENTMSG struct via call JOURNALPLAYBACK hook function
*/
static int MSG_JournalPlayBackMsg(void)
{
EVENTMSG *tmpMsg;
long wtime,lParam,wParam;
WORD keyDown,i,result=0;
if ( HOOK_IsHooked( WH_JOURNALPLAYBACK ) )
{
tmpMsg = (EVENTMSG *) HeapAlloc(SystemHeap, 0, sizeof(EVENTMSG));
if (!tmpMsg) return result;
wtime=HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_GETNEXT, 0,
(LPARAM) tmpMsg );
/* TRACE(msg,"Playback wait time =%ld\n",wtime); */
if (wtime<=0)
{
wtime=0;
if ((tmpMsg->message>= WM_KEYFIRST) && (tmpMsg->message <= WM_KEYLAST))
{
wParam=tmpMsg->paramL & 0xFF;
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)
lParam |= 0x40000000;
AsyncKeyStateTable[wParam]=InputKeyStateTable[wParam] |= 0x80;
}
else /* WM_KEYUP, WM_SYSKEYUP */
{
lParam |= 0xC0000000;
AsyncKeyStateTable[wParam]=InputKeyStateTable[wParam] &= ~0x80;
}
if (InputKeyStateTable[VK_MENU] & 0x80)
lParam |= 0x20000000;
if (tmpMsg->paramH & 0x8000) /*special_key bit*/
lParam |= 0x01000000;
hardware_event( tmpMsg->message & 0xffff, LOWORD(wParam), lParam,
0, 0, tmpMsg->time, 0 );
}
else
{
if ((tmpMsg->message>= WM_MOUSEFIRST) && (tmpMsg->message <= WM_MOUSELAST))
{
switch (tmpMsg->message)
{
case WM_LBUTTONDOWN:
MouseButtonsStates[0]=AsyncMouseButtonsStates[0]=TRUE;break;
case WM_LBUTTONUP:
MouseButtonsStates[0]=AsyncMouseButtonsStates[0]=FALSE;break;
case WM_MBUTTONDOWN:
MouseButtonsStates[1]=AsyncMouseButtonsStates[1]=TRUE;break;
case WM_MBUTTONUP:
MouseButtonsStates[1]=AsyncMouseButtonsStates[1]=FALSE;break;
case WM_RBUTTONDOWN:
MouseButtonsStates[2]=AsyncMouseButtonsStates[2]=TRUE;break;
case WM_RBUTTONUP:
MouseButtonsStates[2]=AsyncMouseButtonsStates[2]=FALSE;break;
}
AsyncKeyStateTable[VK_LBUTTON]= InputKeyStateTable[VK_LBUTTON] = MouseButtonsStates[0] ? 0x80 : 0;
AsyncKeyStateTable[VK_MBUTTON]= InputKeyStateTable[VK_MBUTTON] = MouseButtonsStates[1] ? 0x80 : 0;
AsyncKeyStateTable[VK_RBUTTON]= InputKeyStateTable[VK_RBUTTON] = MouseButtonsStates[2] ? 0x80 : 0;
SetCursorPos(tmpMsg->paramL,tmpMsg->paramH);
lParam=MAKELONG(tmpMsg->paramL,tmpMsg->paramH);
wParam=0;
if (MouseButtonsStates[0]) wParam |= MK_LBUTTON;
if (MouseButtonsStates[1]) wParam |= MK_MBUTTON;
if (MouseButtonsStates[2]) wParam |= MK_RBUTTON;
hardware_event( tmpMsg->message & 0xffff, LOWORD (wParam), lParam,
tmpMsg->paramL, tmpMsg->paramH, tmpMsg->time, 0 );
}
}
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);
result= QS_MOUSE | QS_KEY; /* ? */
}
HeapFree(SystemHeap, 0, tmpMsg);
}
return result;
}
/***********************************************************************
* MSG_PeekHardwareMsg
*
* Peek for a hardware message matching the hwnd and message filters.
*/
static BOOL MSG_PeekHardwareMsg( MSG *msg, HWND hwnd, DWORD first, DWORD last,
BOOL remove )
{
/* FIXME: should deal with MSG32 instead of MSG16 */
DWORD status = SYSQ_MSG_ACCEPT;
MESSAGEQUEUE *sysMsgQueue = QUEUE_GetSysQueue();
int kbd_msg;
QMSG *nextqmsg, *qmsg = 0;
/* FIXME: there has to be a better way to do this */
joySendMessages();
EnterCriticalSection(&sysMsgQueue->cSection);
qmsg = sysMsgQueue->firstMsg;
/* If the queue is empty, attempt to fill it */
if (!sysMsgQueue->msgCount && THREAD_IsWin16( THREAD_Current() )
&& EVENT_Pending())
EVENT_WaitNetEvent( FALSE, FALSE );
for ( kbd_msg = 0; qmsg; qmsg = nextqmsg)
{
*msg = qmsg->msg;
nextqmsg = qmsg->nextMsg;
/* Translate message */
if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
{
HWND hWndScope = (HWND)qmsg->extraInfo;
status = MSG_TranslateMouseMsg(hwnd, first, last, msg, remove,
(Options.managed && IsWindow(hWndScope) )
? WIN_FindWndPtr(hWndScope) : WIN_GetDesktop() );
kbd_msg = 0;
}
else if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
{
status = MSG_TranslateKbdMsg(hwnd, first, last, msg, remove);
kbd_msg = 1;
}
else /* Non-standard hardware event */
{
HARDWAREHOOKSTRUCT16 *hook;
if ((hook = SEGPTR_NEW(HARDWAREHOOKSTRUCT16)))
{
BOOL ret;
hook->hWnd = msg->hwnd;
hook->wMessage = msg->message & 0xffff;
hook->wParam = LOWORD (msg->wParam);
hook->lParam = msg->lParam;
ret = HOOK_CallHooks16( WH_HARDWARE,
remove ? HC_ACTION : HC_NOREMOVE,
0, (LPARAM)SEGPTR_GET(hook) );
SEGPTR_FREE(hook);
if (ret)
{
QUEUE_RemoveMsg( sysMsgQueue, qmsg );
continue;
}
status = SYSQ_MSG_ACCEPT;
}
}
switch (LOWORD(status))
{
case SYSQ_MSG_ACCEPT:
break;
case SYSQ_MSG_SKIP:
if (HOOK_IsHooked( WH_CBT ))
{
if( kbd_msg )
HOOK_CallHooks16( WH_CBT, HCBT_KEYSKIPPED,
LOWORD (msg->wParam), msg->lParam );
else
{
MOUSEHOOKSTRUCT16 *hook = SEGPTR_NEW(MOUSEHOOKSTRUCT16);
if (hook)
{
CONV_POINT32TO16( &msg->pt,&hook->pt );
hook->hwnd = msg->hwnd;
hook->wHitTestCode = HIWORD(status);
hook->dwExtraInfo = 0;
HOOK_CallHooks16( WH_CBT, HCBT_CLICKSKIPPED ,msg->message & 0xffff,
(LPARAM)SEGPTR_GET(hook) );
SEGPTR_FREE(hook);
}
}
}
if (remove)
QUEUE_RemoveMsg( sysMsgQueue, qmsg );
/* continue */
case SYSQ_MSG_CONTINUE:
continue;
case SYSQ_MSG_ABANDON:
LeaveCriticalSection(&sysMsgQueue->cSection);
return FALSE;
}
if (remove)
{
if (HOOK_IsHooked( WH_JOURNALRECORD )) MSG_JournalRecordMsg( msg );
QUEUE_RemoveMsg( sysMsgQueue, qmsg );
}
LeaveCriticalSection(&sysMsgQueue->cSection);
return TRUE;
}
LeaveCriticalSection(&sysMsgQueue->cSection);
return FALSE;
}
/**********************************************************************
* SetDoubleClickTime16 (USER.20)
*/
void WINAPI SetDoubleClickTime16( UINT16 interval )
{
SetDoubleClickTime( interval );
}
/**********************************************************************
* SetDoubleClickTime32 (USER32.480)
*/
BOOL WINAPI SetDoubleClickTime( UINT interval )
{
doubleClickSpeed = interval ? interval : 500;
return TRUE;
}
/**********************************************************************
* GetDoubleClickTime16 (USER.21)
*/
UINT16 WINAPI GetDoubleClickTime16(void)
{
return doubleClickSpeed;
}
/**********************************************************************
* GetDoubleClickTime32 (USER32.239)
*/
UINT WINAPI GetDoubleClickTime(void)
{
return doubleClickSpeed;
}
/***********************************************************************
* MSG_SendMessageInterThread
*
* Implementation of an inter-task SendMessage.
* Return values:
* 0 if error or timeout
* 1 if successflul
*/
static LRESULT MSG_SendMessageInterThread( HQUEUE16 hDestQueue,
HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam,
DWORD timeout, WORD flags,
LRESULT *pRes)
{
MESSAGEQUEUE *queue, *destQ;
SMSG *smsg;
LRESULT retVal = 1;
*pRes = 0;
if (IsTaskLocked16() || !IsWindow(hwnd))
return 0;
/* create a SMSG structure to hold SendMessage() parameters */
if (! (smsg = (SMSG *) HeapAlloc( SystemHeap, 0, sizeof(SMSG) )) )
return 0;
if (!(queue = (MESSAGEQUEUE*)QUEUE_Lock( GetFastQueue16() ))) return 0;
if (!(destQ = (MESSAGEQUEUE*)QUEUE_Lock( hDestQueue )))
{
QUEUE_Unlock( queue );
return 0;
}
TRACE(sendmsg,"SM: %s [%04x] (%04x -> %04x)\n",
SPY_GetMsgName(msg), msg, queue->self, hDestQueue );
/* fill up SMSG structure */
smsg->hWnd = hwnd;
smsg->msg = msg;
smsg->wParam = wParam;
smsg->lParam = lParam;
smsg->lResult = 0;
smsg->hSrcQueue = GetFastQueue16();
smsg->hDstQueue = hDestQueue;
smsg->flags = flags;
/* add smsg struct in the processing SM list of the source queue */
QUEUE_AddSMSG(queue, SM_PROCESSING_LIST, smsg);
/* add smsg struct in the pending list of the destination queue */
if (QUEUE_AddSMSG(destQ, SM_PENDING_LIST, smsg) == FALSE)
return 0;
/* perform task switch and wait for the result */
while( (smsg->flags & SMSG_HAVE_RESULT) == 0 )
{
/* force destination task to run next, if 16 bit threads */
if (THREAD_IsWin16(THREAD_Current()) && THREAD_IsWin16(destQ->thdb) )
DirectedYield16( destQ->thdb->teb.htask16 );
if (QUEUE_WaitBits( QS_SMRESULT, timeout ) == 0)
{
/* return with timeout */
SetLastError( 0 );
retVal = 0;
break;
}
if (! (smsg->flags & SMSG_HAVE_RESULT) )
{
/* not supposed to happen */
ERR(sendmsg, "SMSG_HAVE_RESULT not set: smsg->flags=%x\n", smsg->flags);
QUEUE_ClearWakeBit( queue, QS_SMRESULT );
}
else
{
*pRes = smsg->lResult;
TRACE(sendmsg,"smResult = %08x\n", (unsigned)*pRes );
}
}
/*
* Warning: This one looks like a hack but it has a very good reason
* for existing. It will become obsolete once an input task/thread is
* implemented
*
* Normally, once a send message operation is complete, you want to
* clear the wake bit QS_SMRESULT for this queue. However, because of
* the way the 16 bit threads are scheduled, the EVENT_WaitNetEvent
* method might be sending messages using the same message queue as the
* one used for this send message. Since the recipient of that other
* send message is in another thread, it is totally possible that a
* send message operation that occured in time before this one
* has completed it's work before this one does.
* If we clear the wake bit without checking and that operation has
* completed, the send message operation waiting in the call stack
* of the current thread will wait forever.
*/
EnterCriticalSection(&queue->cSection);
if ( (smsg->nextProcessing==0) ||
(( smsg->nextProcessing->flags & SMSG_HAVE_RESULT) == 0 ) )
QUEUE_ClearWakeBit( queue, QS_SMRESULT );
LeaveCriticalSection(&queue->cSection);
/* remove the smsg from the processingg list of the source queue */
QUEUE_RemoveSMSG( queue, SM_PROCESSING_LIST, smsg );
/* Note: the destination thread is in charge of removing the smsg from
the pending list */
/* In the case of an early reply (or a timeout), sender thread will
released the smsg structure if the receiver thread is done
(SMSG_RECEIVED set). If the receiver thread isn't done,
SMSG_RECEIVER_CLEANS_UP flag is set, and it will be the receiver
responsability to released smsg */
EnterCriticalSection( &queue->cSection );
if (smsg->flags & SMSG_RECEIVED)
HeapFree(SystemHeap, 0, smsg);
else
smsg->flags |= SMSG_RECEIVER_CLEANS;
LeaveCriticalSection( &queue->cSection );
QUEUE_Unlock( queue );
QUEUE_Unlock( destQ );
TRACE(sendmsg,"done!\n");
return retVal;
}
/***********************************************************************
* ReplyMessage16 (USER.115)
*/
void WINAPI ReplyMessage16( LRESULT result )
{
ReplyMessage( result );
}
/***********************************************************************
* ReplyMessage (USER.115)
*/
BOOL WINAPI ReplyMessage( LRESULT result )
{
MESSAGEQUEUE *senderQ = 0;
MESSAGEQUEUE *queue = 0;
SMSG *smsg;
BOOL ret = FALSE;
if (!(queue = (MESSAGEQUEUE*)QUEUE_Lock( GetFastQueue16() ))) return FALSE;
TRACE(sendmsg,"ReplyMessage, queue %04x\n", queue->self);
while ((smsg = queue->smWaiting) != 0)
{
senderQ = (MESSAGEQUEUE*)QUEUE_Lock( smsg->hSrcQueue );
if ( !senderQ )
goto ReplyMessageEnd;
/* if message has already been reply, continue the loop of receving
message */
if ( smsg->flags & SMSG_ALREADY_REPLIED )
goto ReplyMessageDone;
/* if send message pending, processed it */
if( queue->wakeBits & QS_SENDMESSAGE )
{
/* Note: QUEUE_ReceiveMessage() and ReplyMessage call each other */
QUEUE_ReceiveMessage( queue );
QUEUE_Unlock( senderQ );
continue; /* ReceiveMessage() already called us */
}
break; /* message to reply is in smsg */
}
if ( !smsg )
goto ReplyMessageEnd;
smsg->lResult = result;
smsg->flags |= SMSG_ALREADY_REPLIED;
/* check if it's an early reply (called by the application) or
a regular reply (called by ReceiveMessage) */
if ( !(smsg->flags & SMSG_SENDING_REPLY) )
smsg->flags |= SMSG_EARLY_REPLY;
TRACE( sendmsg,"\trpm: smResult = %08lx\n", (long) result );
EnterCriticalSection(&senderQ->cSection);
smsg->flags |= SMSG_HAVE_RESULT;
/* tell the sending task that its reply is ready */
QUEUE_SetWakeBit( senderQ, QS_SMRESULT );
LeaveCriticalSection(&senderQ->cSection);
/* switch directly to sending task (16 bit thread only) */
if ( THREAD_IsWin16( THREAD_Current() ) && THREAD_IsWin16( senderQ->thdb ) )
DirectedYield16( senderQ->thdb->teb.htask16 );
ret = TRUE;
ReplyMessageDone:
if (smsg->flags & SMSG_SENDING_REPLY)
{
/* remove msg from the waiting list, since this is the last
ReplyMessage */
QUEUE_RemoveSMSG( queue, SM_WAITING_LIST, smsg );
EnterCriticalSection(&senderQ->cSection);
/* tell the sender we're all done with smsg structure */
smsg->flags |= SMSG_RECEIVED;
/* sender will set SMSG_RECEIVER_CLEANS_UP if it wants the
receiver to clean up smsg, it could only happens when there is
an early reply or a timeout */
if ( smsg->flags & SMSG_RECEIVER_CLEANS )
{
TRACE( sendmsg,"Receiver cleans up!\n" );
HeapFree( SystemHeap, 0, smsg );
}
LeaveCriticalSection(&senderQ->cSection);
}
ReplyMessageEnd:
if ( senderQ )
QUEUE_Unlock( senderQ );
if ( queue )
QUEUE_Unlock( queue );
return ret;
}
/***********************************************************************
* MSG_PeekMessage
*/
static BOOL MSG_PeekMessage( LPMSG msg, HWND hwnd, DWORD first, DWORD last,
WORD flags, BOOL peek )
{
int mask;
MESSAGEQUEUE *msgQueue;
HQUEUE16 hQueue;
POINT16 pt16;
#ifdef CONFIG_IPC
DDE_TestDDE(hwnd); /* do we have dde handling in the window ?*/
DDE_GetRemoteMessage();
#endif /* CONFIG_IPC */
mask = QS_POSTMESSAGE | QS_SENDMESSAGE; /* Always selected */
if (first || last)
{
if ((first <= WM_KEYLAST) && (last >= WM_KEYFIRST)) mask |= QS_KEY;
if ( ((first <= WM_MOUSELAST) && (last >= WM_MOUSEFIRST)) ||
((first <= WM_NCMOUSELAST) && (last >= WM_NCMOUSEFIRST)) ) mask |= QS_MOUSE;
if ((first <= WM_TIMER) && (last >= WM_TIMER)) mask |= QS_TIMER;
if ((first <= WM_SYSTIMER) && (last >= WM_SYSTIMER)) mask |= QS_TIMER;
if ((first <= WM_PAINT) && (last >= WM_PAINT)) mask |= QS_PAINT;
}
else mask |= QS_MOUSE | QS_KEY | QS_TIMER | QS_PAINT;
if (IsTaskLocked16()) flags |= PM_NOYIELD;
/* Never yield on Win32 threads */
if (!THREAD_IsWin16(THREAD_Current())) flags |= PM_NOYIELD;
while(1)
{
QMSG *qmsg;
hQueue = GetFastQueue16();
msgQueue = (MESSAGEQUEUE *)QUEUE_Lock( hQueue );
if (!msgQueue) return FALSE;
msgQueue->changeBits = 0;
/* First handle a message put by SendMessage() */
while (msgQueue->wakeBits & QS_SENDMESSAGE)
QUEUE_ReceiveMessage( msgQueue );
/* Now handle a WM_QUIT message */
if (msgQueue->wPostQMsg &&
(!first || WM_QUIT >= first) &&
(!last || WM_QUIT <= last) )
{
msg->hwnd = hwnd;
msg->message = WM_QUIT;
msg->wParam = msgQueue->wExitCode;
msg->lParam = 0;
if (flags & PM_REMOVE) msgQueue->wPostQMsg = 0;
break;
}
/* Now find a normal message */
if (((msgQueue->wakeBits & mask) & QS_POSTMESSAGE) &&
((qmsg = QUEUE_FindMsg( msgQueue, hwnd, first, last )) != 0))
{
*msg = qmsg->msg;
msgQueue->GetMessageTimeVal = msg->time;
CONV_POINT32TO16(&msg->pt, &pt16);
msgQueue->GetMessagePosVal = *(DWORD *)&pt16;
msgQueue->GetMessageExtraInfoVal = qmsg->extraInfo;
if (flags & PM_REMOVE) QUEUE_RemoveMsg( msgQueue, qmsg );
break;
}
msgQueue->changeBits |= MSG_JournalPlayBackMsg();
/* Now find a hardware event */
if (((msgQueue->wakeBits & mask) & (QS_MOUSE | QS_KEY)) &&
MSG_PeekHardwareMsg( msg, hwnd, first, last, flags & PM_REMOVE ))
{
/* Got one */
msgQueue->GetMessageTimeVal = msg->time;
CONV_POINT32TO16(&msg->pt, &pt16);
msgQueue->GetMessagePosVal = *(DWORD *)&pt16;
msgQueue->GetMessageExtraInfoVal = 0; /* Always 0 for now */
break;
}
/* Check again for SendMessage */
while (msgQueue->wakeBits & QS_SENDMESSAGE)
QUEUE_ReceiveMessage( msgQueue );
/* Now find a WM_PAINT message */
if ((msgQueue->wakeBits & mask) & QS_PAINT)
{
WND* wndPtr;
msg->hwnd = WIN_FindWinToRepaint( hwnd , hQueue );
msg->message = WM_PAINT;
msg->wParam = 0;
msg->lParam = 0;
if ((wndPtr = WIN_FindWndPtr(msg->hwnd)))
{
if( wndPtr->dwStyle & WS_MINIMIZE &&
wndPtr->class->hIcon )
{
msg->message = WM_PAINTICON;
msg->wParam = 1;
}
if( !hwnd || msg->hwnd == hwnd || IsChild16(hwnd,msg->hwnd) )
{
if( wndPtr->flags & WIN_INTERNAL_PAINT && !wndPtr->hrgnUpdate)
{
wndPtr->flags &= ~WIN_INTERNAL_PAINT;
QUEUE_DecPaintCount( hQueue );
}
break;
}
}
}
/* Check for timer messages, but yield first */
if (!(flags & PM_NOYIELD))
{
UserYield16();
while (msgQueue->wakeBits & QS_SENDMESSAGE)
QUEUE_ReceiveMessage( msgQueue );
}
if ((msgQueue->wakeBits & mask) & QS_TIMER)
{
if (TIMER_GetTimerMsg(msg, hwnd, hQueue, flags & PM_REMOVE)) break;
}
if (peek)
{
if (!(flags & PM_NOYIELD)) UserYield16();
QUEUE_Unlock( msgQueue );
return FALSE;
}
msgQueue->wakeMask = mask;
QUEUE_WaitBits( mask, INFINITE );
QUEUE_Unlock( msgQueue );
}
/* instead of unlocking queue for every break condition, all break
condition will fall here */
QUEUE_Unlock( msgQueue );
/* We got a message */
if (flags & PM_REMOVE)
{
WORD message = msg->message;
if (message == WM_KEYDOWN || message == WM_SYSKEYDOWN)
{
BYTE *p = &QueueKeyStateTable[msg->wParam & 0xff];
if (!(*p & 0x80))
*p ^= 0x01;
*p |= 0x80;
}
else if (message == WM_KEYUP || message == WM_SYSKEYUP)
QueueKeyStateTable[msg->wParam & 0xff] &= ~0x80;
}
if (peek) return TRUE;
else return (msg->message != WM_QUIT);
}
/***********************************************************************
* MSG_InternalGetMessage
*
* GetMessage() function for internal use. Behave like GetMessage(),
* but also call message filters and optionally send WM_ENTERIDLE messages.
* 'hwnd' must be the handle of the dialog or menu window.
* 'code' is the message filter value (MSGF_??? codes).
*/
BOOL MSG_InternalGetMessage( MSG *msg, HWND hwnd, HWND hwndOwner,
WPARAM code, WORD flags, BOOL sendIdle )
{
for (;;)
{
if (sendIdle)
{
if (!MSG_PeekMessage( msg, 0, 0, 0, flags, TRUE ))
{
/* No message present -> send ENTERIDLE and wait */
if (IsWindow(hwndOwner))
SendMessageA( hwndOwner, WM_ENTERIDLE,
code, (LPARAM)hwnd );
MSG_PeekMessage( msg, 0, 0, 0, flags, FALSE );
}
}
else /* Always wait for a message */
MSG_PeekMessage( msg, 0, 0, 0, flags, FALSE );
/* Call message filters */
if (HOOK_IsHooked( WH_SYSMSGFILTER ) || HOOK_IsHooked( WH_MSGFILTER ))
{
MSG *pmsg = HeapAlloc( SystemHeap, 0, sizeof(MSG) );
if (pmsg)
{
BOOL ret;
*pmsg = *msg;
ret = (HOOK_CallHooksA( WH_SYSMSGFILTER, code, 0,
(LPARAM) pmsg ) ||
HOOK_CallHooksA( WH_MSGFILTER, code, 0,
(LPARAM) pmsg ));
HeapFree( SystemHeap, 0, pmsg );
if (ret)
{
/* Message filtered -> remove it from the queue */
/* if it's still there. */
if (!(flags & PM_REMOVE))
MSG_PeekMessage( msg, 0, 0, 0, PM_REMOVE, TRUE );
continue;
}
}
}
return (msg->message != WM_QUIT);
}
}
/***********************************************************************
* PeekMessage16 (USER.109)
*/
BOOL16 WINAPI PeekMessage16( LPMSG16 lpmsg, HWND16 hwnd, UINT16 first,
UINT16 last, UINT16 flags )
{
MSG msg32;
BOOL16 ret;
ret = PeekMessageA(&msg32, hwnd, first, last, flags);
STRUCT32_MSG32to16(&msg32, lpmsg);
return ret;
}
/***********************************************************************
* WIN16_PeekMessage32 (USER.819)
*/
BOOL16 WINAPI PeekMessage32_16( LPMSG16_32 lpmsg16_32, HWND16 hwnd,
UINT16 first, UINT16 last, UINT16 flags, BOOL16 wHaveParamHigh )
{
if (wHaveParamHigh == FALSE)
{
lpmsg16_32->wParamHigh = 0;
return PeekMessage16(&(lpmsg16_32->msg), hwnd, first, last, flags);
}
else
{
MSG msg32;
BOOL16 ret;
ret = (BOOL16)PeekMessageA(&msg32, (HWND)hwnd,
(UINT)first, (UINT)last, (UINT)flags);
lpmsg16_32->msg.hwnd = msg32.hwnd;
lpmsg16_32->msg.message = msg32.message;
lpmsg16_32->msg.wParam = LOWORD(msg32.wParam);
lpmsg16_32->msg.lParam = msg32.lParam;
lpmsg16_32->msg.time = msg32.time;
lpmsg16_32->msg.pt.x = (INT16)msg32.pt.x;
lpmsg16_32->msg.pt.y = (INT16)msg32.pt.y;
lpmsg16_32->wParamHigh = HIWORD(msg32.wParam);
return ret;
}
}
/***********************************************************************
* PeekMessageA
*/
BOOL WINAPI PeekMessageA( LPMSG lpmsg, HWND hwnd,
UINT min,UINT max,UINT wRemoveMsg)
{
return MSG_PeekMessage( lpmsg, hwnd, min, max, wRemoveMsg, TRUE );
}
/***********************************************************************
* PeekMessageW Check queue for messages
*
* Checks for a message in the thread's queue, filtered as for
* GetMessage(). Returns immediately whether a message is available
* or not.
*
* Whether a retrieved message is removed from the queue is set by the
* _wRemoveMsg_ flags, which should be one of the following values:
*
* PM_NOREMOVE Do not remove the message from the queue.
*
* PM_REMOVE Remove the message from the queue.
*
* In addition, PM_NOYIELD may be combined into _wRemoveMsg_ to
* request that the system not yield control during PeekMessage();
* however applications may not rely on scheduling behavior.
*
* RETURNS
*
* Nonzero if a message is available and is retrieved, zero otherwise.
*
* CONFORMANCE
*
* ECMA-234, Win32
*
*/
BOOL WINAPI PeekMessageW(
LPMSG lpmsg, /* buffer to receive message */
HWND hwnd, /* restrict to messages for hwnd */
UINT min, /* minimum message to receive */
UINT max, /* maximum message to receive */
UINT wRemoveMsg /* removal flags */
) {
/* FIXME: Should perform Unicode translation on specific messages */
return PeekMessageA(lpmsg,hwnd,min,max,wRemoveMsg);
}
/***********************************************************************
* GetMessage16 (USER.108)
*/
BOOL16 WINAPI GetMessage16( SEGPTR msg, HWND16 hwnd, UINT16 first, UINT16 last)
{
BOOL ret;
MSG16 *lpmsg = (MSG16 *)PTR_SEG_TO_LIN(msg);
MSG msg32;
ret = GetMessageA( &msg32, hwnd, first, last );
STRUCT32_MSG32to16( &msg32, lpmsg );
TRACE(msg,"message %04x, hwnd %04x, filter(%04x - %04x)\n", lpmsg->message,
hwnd, first, last );
return ret;
}
/***********************************************************************
* WIN16_GetMessage32 (USER.820)
*/
BOOL16 WINAPI GetMessage32_16( SEGPTR msg16_32, HWND16 hWnd, UINT16 first,
UINT16 last, BOOL16 wHaveParamHigh )
{
MSG32_16 *lpmsg16_32 = (MSG32_16 *)PTR_SEG_TO_LIN(msg16_32);
if (wHaveParamHigh == FALSE) /* normal GetMessage16 call */
{
lpmsg16_32->wParamHigh = 0; /* you never know... */
/* WARNING: msg16_32->msg has to be the first variable in the struct */
return GetMessage16(msg16_32, hWnd, first, last);
}
else
{
MSG msg32;
BOOL16 ret;
ret = (BOOL16)GetMessageA(&msg32, hWnd, first, last);
lpmsg16_32->msg.hwnd = msg32.hwnd;
lpmsg16_32->msg.message = msg32.message;
lpmsg16_32->msg.wParam = LOWORD(msg32.wParam);
lpmsg16_32->msg.lParam = msg32.lParam;
lpmsg16_32->msg.time = msg32.time;
lpmsg16_32->msg.pt.x = (INT16)msg32.pt.x;
lpmsg16_32->msg.pt.y = (INT16)msg32.pt.y;
lpmsg16_32->wParamHigh = HIWORD(msg32.wParam);
return ret;
}
}
/***********************************************************************
* GetMessage32A (USER32.270)
*/
BOOL WINAPI GetMessageA(MSG* lpmsg,HWND hwnd,UINT min,UINT max)
{
MSG_PeekMessage( lpmsg, hwnd, min, max, PM_REMOVE, FALSE );
TRACE(msg,"message %04x, hwnd %04x, filter(%04x - %04x)\n", lpmsg->message,
hwnd, min, max );
HOOK_CallHooksA( WH_GETMESSAGE, HC_ACTION, 0, (LPARAM)lpmsg );
return (lpmsg->message != WM_QUIT);
}
/***********************************************************************
* GetMessage32W (USER32.274) Retrieve next message
*
* GetMessage retrieves the next event from the calling thread's
* queue and deposits it in *lpmsg.
*
* If _hwnd_ is not NULL, only messages for window _hwnd_ and its
* children as specified by IsChild() are retrieved. If _hwnd_ is NULL
* all application messages are retrieved.
*
* _min_ and _max_ specify the range of messages of interest. If
* min==max==0, no filtering is performed. Useful examples are
* WM_KEYFIRST and WM_KEYLAST to retrieve keyboard input, and
* WM_MOUSEFIRST and WM_MOUSELAST to retrieve mouse input.
*
* WM_PAINT messages are not removed from the queue; they remain until
* processed. Other messages are removed from the queue.
*
* RETURNS
*
* -1 on error, 0 if message is WM_QUIT, nonzero otherwise.
*
* CONFORMANCE
*
* ECMA-234, Win32
*
*/
BOOL WINAPI GetMessageW(
MSG* lpmsg, /* buffer to receive message */
HWND hwnd, /* restrict to messages for hwnd */
UINT min, /* minimum message to receive */
UINT max /* maximum message to receive */
) {
/* FIXME */
return GetMessageA(lpmsg, hwnd, min, max);
}
/***********************************************************************
* PostMessage16 (USER.110)
*/
BOOL16 WINAPI PostMessage16( HWND16 hwnd, UINT16 message, WPARAM16 wParam,
LPARAM lParam )
{
return (BOOL16) PostMessageA( hwnd, message, wParam, lParam );
}
/***********************************************************************
* PostMessage32A (USER32.419)
*/
BOOL WINAPI PostMessageA( HWND hwnd, UINT message, WPARAM wParam,
LPARAM lParam )
{
MSG msg;
WND *wndPtr;
msg.hwnd = hwnd;
msg.message = message;
msg.wParam = wParam;
msg.lParam = lParam;
msg.time = GetTickCount();
msg.pt.x = 0;
msg.pt.y = 0;
#ifdef CONFIG_IPC
if (DDE_PostMessage(&msg))
return TRUE;
#endif /* CONFIG_IPC */
if (hwnd == HWND_BROADCAST)
{
TRACE(msg,"HWND_BROADCAST !\n");
for (wndPtr = WIN_GetDesktop()->child; wndPtr; wndPtr = wndPtr->next)
{
if (wndPtr->dwStyle & WS_POPUP || wndPtr->dwStyle & WS_CAPTION)
{
TRACE(msg,"BROADCAST Message to hWnd=%04x m=%04X w=%04X l=%08lX !\n",
wndPtr->hwndSelf, message, wParam, lParam);
PostMessageA( wndPtr->hwndSelf, message, wParam, lParam );
}
}
TRACE(msg,"End of HWND_BROADCAST !\n");
return TRUE;
}
wndPtr = WIN_FindWndPtr( hwnd );
if (!wndPtr || !wndPtr->hmemTaskQ) return FALSE;
return QUEUE_AddMsg( wndPtr->hmemTaskQ, &msg, 0 );
}
/***********************************************************************
* PostMessage32W (USER32.420)
*/
BOOL WINAPI PostMessageW( HWND hwnd, UINT message, WPARAM wParam,
LPARAM lParam )
{
/* FIXME */
return PostMessageA( hwnd, message, wParam, lParam );
}
/***********************************************************************
* PostAppMessage16 (USER.116)
*/
BOOL16 WINAPI PostAppMessage16( HTASK16 hTask, UINT16 message, WPARAM16 wParam,
LPARAM lParam )
{
MSG msg;
if (GetTaskQueue16(hTask) == 0) return FALSE;
msg.hwnd = 0;
msg.message = message;
msg.wParam = wParam;
msg.lParam = lParam;
msg.time = GetTickCount();
msg.pt.x = 0;
msg.pt.y = 0;
return QUEUE_AddMsg( GetTaskQueue16(hTask), &msg, 0 );
}
/************************************************************************
* MSG_CallWndProcHook32
*/
static void MSG_CallWndProcHook( LPMSG pmsg, BOOL bUnicode )
{
CWPSTRUCT cwp;
cwp.lParam = pmsg->lParam;
cwp.wParam = pmsg->wParam;
cwp.message = pmsg->message;
cwp.hwnd = pmsg->hwnd;
if (bUnicode) HOOK_CallHooksW(WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp);
else HOOK_CallHooksA( WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp );
pmsg->lParam = cwp.lParam;
pmsg->wParam = cwp.wParam;
pmsg->message = cwp.message;
pmsg->hwnd = cwp.hwnd;
}
/***********************************************************************
* MSG_SendMessage
*
* return values: 0 if timeout occurs
* 1 otherwise
*/
LRESULT MSG_SendMessage( HWND hwnd, UINT msg, WPARAM wParam,
LPARAM lParam, DWORD timeout, WORD flags,
LRESULT *pRes)
{
WND * wndPtr;
WND **list, **ppWnd;
LRESULT ret = 1;
*pRes = 0;
if (hwnd == HWND_BROADCAST)
{
*pRes = 1;
if (!(list = WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL )))
return 1;
TRACE(msg,"HWND_BROADCAST !\n");
for (ppWnd = list; *ppWnd; ppWnd++)
{
wndPtr = *ppWnd;
if (!IsWindow(wndPtr->hwndSelf)) continue;
if (wndPtr->dwStyle & WS_POPUP || wndPtr->dwStyle & WS_CAPTION)
{
TRACE(msg,"BROADCAST Message to hWnd=%04x m=%04X w=%04lX l=%08lX !\n",
wndPtr->hwndSelf, msg, (DWORD)wParam, lParam);
MSG_SendMessage( wndPtr->hwndSelf, msg, wParam, lParam,
timeout, flags, pRes);
}
}
HeapFree( SystemHeap, 0, list );
TRACE(msg,"End of HWND_BROADCAST !\n");
return 1;
}
if (HOOK_IsHooked( WH_CALLWNDPROC ))
{
if (flags & SMSG_UNICODE)
MSG_CallWndProcHook( (LPMSG)&hwnd, TRUE);
else if (flags & SMSG_WIN32)
MSG_CallWndProcHook( (LPMSG)&hwnd, FALSE);
else
{
LPCWPSTRUCT16 pmsg;
if ((pmsg = SEGPTR_NEW(CWPSTRUCT16)))
{
pmsg->hwnd = hwnd & 0xffff;
pmsg->message= msg & 0xffff;
pmsg->wParam = wParam & 0xffff;
pmsg->lParam = lParam;
HOOK_CallHooks16( WH_CALLWNDPROC, HC_ACTION, 1,
(LPARAM)SEGPTR_GET(pmsg) );
hwnd = pmsg->hwnd;
msg = pmsg->message;
wParam = pmsg->wParam;
lParam = pmsg->lParam;
SEGPTR_FREE( pmsg );
}
}
}
if (!(wndPtr = WIN_FindWndPtr( hwnd )))
{
WARN(msg, "invalid hwnd %04x\n", hwnd );
return 0;
}
if (QUEUE_IsExitingQueue(wndPtr->hmemTaskQ))
return 0; /* Don't send anything if the task is dying */
if (flags & SMSG_WIN32)
SPY_EnterMessage( SPY_SENDMESSAGE, hwnd, msg, wParam, lParam );
else
SPY_EnterMessage( SPY_SENDMESSAGE16, hwnd, msg, wParam, lParam );
if (wndPtr->hmemTaskQ != GetFastQueue16())
ret = MSG_SendMessageInterThread( wndPtr->hmemTaskQ, hwnd, msg,
wParam, lParam, timeout, flags, pRes );
else
{
/* Call the right CallWindowProc flavor */
if (flags & SMSG_UNICODE)
*pRes = CallWindowProcW( (WNDPROC)wndPtr->winproc,
hwnd, msg, wParam, lParam );
else if (flags & SMSG_WIN32)
*pRes = CallWindowProcA( (WNDPROC)wndPtr->winproc,
hwnd, msg, wParam, lParam );
else
*pRes = CallWindowProc16( (WNDPROC16)wndPtr->winproc,
(HWND16) hwnd, (UINT16) msg,
(WPARAM16) wParam, lParam );
}
if (flags & SMSG_WIN32)
SPY_ExitMessage( SPY_RESULT_OK, hwnd, msg, ret );
else
SPY_ExitMessage( SPY_RESULT_OK16, hwnd, msg, ret );
return ret;
}
/***********************************************************************
* SendMessage16 (USER.111)
*/
LRESULT WINAPI SendMessage16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
LPARAM lParam)
{
LRESULT res;
#ifdef CONFIG_IPC
MSG16 DDE_msg = { hwnd, msg, wParam, lParam };
if (DDE_SendMessage(&DDE_msg)) return TRUE;
#endif /* CONFIG_IPC */
MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE, 0, &res);
return res;
}
/**********************************************************************
* PostThreadMessage32A (USER32.422)
*
* BUGS
*
* Thread-local message queues are not supported.
*
*/
BOOL WINAPI PostThreadMessageA(DWORD idThread , UINT message,
WPARAM wParam, LPARAM lParam )
{
MSG msg;
HQUEUE16 hQueue;
if ((hQueue = GetThreadQueue16(idThread)) == 0)
return FALSE;
msg.hwnd = 0;
msg.message = message;
msg.wParam = wParam;
msg.lParam = lParam;
msg.time = GetTickCount();
msg.pt.x = 0;
msg.pt.y = 0;
return QUEUE_AddMsg( hQueue, &msg, 0 );
}
/**********************************************************************
* PostThreadMessage32W (USER32.423)
*
* BUGS
*
* Thread-local message queues are not supported.
*
*/
BOOL WINAPI PostThreadMessageW(DWORD idThread , UINT message,
WPARAM wParam, LPARAM lParam )
{
FIXME(sendmsg, "(...): Should do unicode/ascii conversion!\n");
return PostThreadMessageA(idThread, message, wParam, lParam);
}
/***********************************************************************
* SendMessage32A (USER32.454)
*/
LRESULT WINAPI SendMessageA( HWND hwnd, UINT msg, WPARAM wParam,
LPARAM lParam )
{
LRESULT res;
MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
SMSG_WIN32, &res);
return res;
}
/***********************************************************************
* SendMessage32W (USER32.459) Send Window Message
*
* Sends a message to the window procedure of the specified window.
* SendMessage() will not return until the called window procedure
* either returns or calls ReplyMessage().
*
* Use PostMessage() to send message and return immediately. A window
* procedure may use InSendMessage() to detect
* SendMessage()-originated messages.
*
* Applications which communicate via HWND_BROADCAST may use
* RegisterWindowMessage() to obtain a unique message to avoid conflicts
* with other applications.
*
* CONFORMANCE
*
* ECMA-234, Win32
*/
LRESULT WINAPI SendMessageW(
HWND hwnd, /* Window to send message to. If HWND_BROADCAST,
the message will be sent to all top-level windows. */
UINT msg, /* message */
WPARAM wParam, /* message parameter */
LPARAM lParam /* additional message parameter */
) {
LRESULT res;
MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
SMSG_WIN32 | SMSG_UNICODE, &res);
return res;
}
/***********************************************************************
* SendMessageTimeout16 (not a WINAPI)
*/
LRESULT WINAPI SendMessageTimeout16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
LPARAM lParam, UINT16 flags,
UINT16 timeout, LPWORD resultp)
{
LRESULT ret;
LRESULT msgRet;
/* FIXME: need support for SMTO_BLOCK */
ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout, 0, &msgRet);
*resultp = (WORD) msgRet;
return ret;
}
/***********************************************************************
* SendMessageTimeoutA (USER32.457)
*/
LRESULT WINAPI SendMessageTimeoutA( HWND hwnd, UINT msg, WPARAM wParam,
LPARAM lParam, UINT flags,
UINT timeout, LPDWORD resultp)
{
LRESULT ret;
LRESULT msgRet;
/* FIXME: need support for SMTO_BLOCK */
ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout, SMSG_WIN32,
&msgRet);
*resultp = (DWORD) msgRet;
return ret;
}
/***********************************************************************
* SendMessageTimeoutW (USER32.458)
*/
LRESULT WINAPI SendMessageTimeoutW( HWND hwnd, UINT msg, WPARAM wParam,
LPARAM lParam, UINT flags,
UINT timeout, LPDWORD resultp)
{
LRESULT ret;
LRESULT msgRet;
/* FIXME: need support for SMTO_BLOCK */
ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout,
SMSG_WIN32 | SMSG_UNICODE, &msgRet);
*resultp = (DWORD) msgRet;
return ret;
}
/***********************************************************************
* WaitMessage (USER.112) (USER32.578) Suspend thread pending messages
*
* WaitMessage() suspends a thread until events appear in the thread's
* queue.
*
* BUGS
*
* Is supposed to return BOOL under Win32.
*
* Thread-local message queues are not supported.
*
* CONFORMANCE
*
* ECMA-234, Win32
*
*/
void WINAPI WaitMessage( void )
{
QUEUE_WaitBits( QS_ALLINPUT, INFINITE );
}
/***********************************************************************
* MsgWaitForMultipleObjects (USER32.400)
*/
DWORD WINAPI MsgWaitForMultipleObjects( DWORD nCount, HANDLE *pHandles,
BOOL fWaitAll, DWORD dwMilliseconds,
DWORD dwWakeMask )
{
DWORD i;
HANDLE handles[MAXIMUM_WAIT_OBJECTS];
DWORD ret;
HQUEUE16 hQueue = GetFastQueue16();
MESSAGEQUEUE *msgQueue = (MESSAGEQUEUE *)QUEUE_Lock( hQueue );
if (!msgQueue) return WAIT_FAILED;
if (nCount > MAXIMUM_WAIT_OBJECTS-1)
{
SetLastError( ERROR_INVALID_PARAMETER );
QUEUE_Unlock( msgQueue );
return WAIT_FAILED;
}
msgQueue->changeBits = 0;
msgQueue->wakeMask = dwWakeMask;
if (THREAD_IsWin16(THREAD_Current()))
{
/*
* This is a temporary solution to a big problem.
* You see, the main thread of all Win32 programs is created as a 16 bit
* task. This means that if you want on an event using Win32 synchronization
* methods, the 16 bit scheduler is stopped and things might just stop happening.
* This implements a semi-busy loop that checks the handles to wait on and
* also the message queue. When either one is ready, the wait function returns.
*
* This will all go away when the real Win32 threads are implemented for all
* the threads of an applications. Including the main thread.
*/
DWORD curTime = GetCurrentTime();
do
{
/*
* Check the handles in the list.
*/
ret = WaitForMultipleObjects(nCount, pHandles, fWaitAll, 5L);
/*
* If the handles have been triggered, return.
*/
if (ret != WAIT_TIMEOUT)
break;
/*
* Then, let the 16 bit scheduler do it's thing.
*/
Yield16();
/*
* If a message matching the wait mask has arrived, return.
*/
if (msgQueue->changeBits & dwWakeMask)
{
ret = nCount;
break;
}
/*
* And continue doing this until we hit the timeout.
*/
} while ((dwMilliseconds == INFINITE) || (GetCurrentTime()-curTime < dwMilliseconds) );
}
else
{
/* Add the thread event to the handle list */
for (i = 0; i < nCount; i++)
handles[i] = pHandles[i];
handles[nCount] = msgQueue->hEvent;
ret = WaitForMultipleObjects( nCount+1, handles, fWaitAll, dwMilliseconds );
}
QUEUE_Unlock( msgQueue );
return ret;
}
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 */
};
/***********************************************************************
* MSG_DoTranslateMessage
*
* 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.
*/
static BOOL MSG_DoTranslateMessage( UINT message, HWND hwnd,
WPARAM wParam, LPARAM lParam )
{
static int dead_char;
BYTE wp[2];
if (message != WM_MOUSEMOVE && message != WM_TIMER)
TRACE(msg, "(%s, %04X, %08lX)\n",
SPY_GetMsgName(message), wParam, lParam );
if(message >= WM_KEYFIRST && message <= WM_KEYLAST)
TRACE(key, "(%s, %04X, %08lX)\n",
SPY_GetMsgName(message), wParam, lParam );
if ((message != WM_KEYDOWN) && (message != WM_SYSKEYDOWN)) return FALSE;
TRACE(key, "Translating key %04X, scancode %04X\n",
wParam, HIWORD(lParam) );
/* FIXME : should handle ToAscii yielding 2 */
switch (ToAscii(wParam, HIWORD(lParam),
QueueKeyStateTable,(LPWORD)wp, 0))
{
case 1 :
message = (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));
PostMessage16( hwnd, message, wp[0], lParam );
return TRUE;
case -1 :
message = (message == WM_KEYDOWN) ? WM_DEADCHAR : WM_SYSDEADCHAR;
dead_char = wp[0];
TRACE(key, "-1 -> PostMessage(%s)\n",
SPY_GetMsgName(message));
PostMessage16( hwnd, message, wp[0], lParam );
return TRUE;
}
return FALSE;
}
/***********************************************************************
* TranslateMessage16 (USER.113)
*/
BOOL16 WINAPI TranslateMessage16( const MSG16 *msg )
{
return MSG_DoTranslateMessage( msg->message, msg->hwnd,
msg->wParam, msg->lParam );
}
/***********************************************************************
* WIN16_TranslateMessage32 (USER.821)
*/
BOOL16 WINAPI TranslateMessage32_16( const MSG32_16 *msg, BOOL16 wHaveParamHigh )
{
WPARAM wParam;
if (wHaveParamHigh)
wParam = MAKELONG(msg->msg.wParam, msg->wParamHigh);
else
wParam = (WPARAM)msg->msg.wParam;
return MSG_DoTranslateMessage( msg->msg.message, msg->msg.hwnd,
wParam, msg->msg.lParam );
}
/***********************************************************************
* TranslateMessage32 (USER32.556)
*/
BOOL WINAPI TranslateMessage( const MSG *msg )
{
return MSG_DoTranslateMessage( msg->message, msg->hwnd,
msg->wParam, msg->lParam );
}
/***********************************************************************
* DispatchMessage16 (USER.114)
*/
LONG WINAPI DispatchMessage16( const MSG16* msg )
{
WND * wndPtr;
LONG retval;
int painting;
/* Process timer messages */
if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
{
if (msg->lParam)
{
return CallWindowProc16( (WNDPROC16)msg->lParam, msg->hwnd,
msg->message, msg->wParam, GetTickCount() );
}
}
if (!msg->hwnd) return 0;
if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
if (!wndPtr->winproc) return 0;
painting = (msg->message == WM_PAINT);
if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
SPY_EnterMessage( SPY_DISPATCHMESSAGE16, msg->hwnd, msg->message,
msg->wParam, msg->lParam );
retval = CallWindowProc16( (WNDPROC16)wndPtr->winproc,
msg->hwnd, msg->message,
msg->wParam, msg->lParam );
SPY_ExitMessage( SPY_RESULT_OK16, msg->hwnd, msg->message, retval );
if (painting && (wndPtr = WIN_FindWndPtr( msg->hwnd )) &&
(wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
{
ERR(msg, "BeginPaint not called on WM_PAINT for hwnd %04x!\n",
msg->hwnd);
wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
/* Validate the update region to avoid infinite WM_PAINT loop */
ValidateRect( msg->hwnd, NULL );
}
return retval;
}
/***********************************************************************
* WIN16_DispatchMessage32 (USER.822)
*/
LONG WINAPI DispatchMessage32_16( const MSG32_16* lpmsg16_32, BOOL16 wHaveParamHigh )
{
if (wHaveParamHigh == FALSE)
return DispatchMessage16(&(lpmsg16_32->msg));
else
{
MSG msg;
msg.hwnd = lpmsg16_32->msg.hwnd;
msg.message = lpmsg16_32->msg.message;
msg.wParam = MAKELONG(lpmsg16_32->msg.wParam, lpmsg16_32->wParamHigh);
msg.lParam = lpmsg16_32->msg.lParam;
msg.time = lpmsg16_32->msg.time;
msg.pt.x = (INT)lpmsg16_32->msg.pt.x;
msg.pt.y = (INT)lpmsg16_32->msg.pt.y;
return DispatchMessageA(&msg);
}
}
/***********************************************************************
* DispatchMessage32A (USER32.141)
*/
LONG WINAPI DispatchMessageA( const MSG* msg )
{
WND * wndPtr;
LONG retval;
int painting;
/* 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 (!msg->hwnd) return 0;
if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
if (!wndPtr->winproc) return 0;
painting = (msg->message == WM_PAINT);
if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
/* HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
msg->wParam, msg->lParam );
retval = CallWindowProcA( (WNDPROC)wndPtr->winproc,
msg->hwnd, msg->message,
msg->wParam, msg->lParam );
SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval );
if (painting && (wndPtr = WIN_FindWndPtr( msg->hwnd )) &&
(wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
{
ERR(msg, "BeginPaint not called on WM_PAINT for hwnd %04x!\n",
msg->hwnd);
wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
/* Validate the update region to avoid infinite WM_PAINT loop */
ValidateRect( msg->hwnd, NULL );
}
return retval;
}
/***********************************************************************
* DispatchMessage32W (USER32.142) 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;
/* 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 (!msg->hwnd) return 0;
if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
if (!wndPtr->winproc) return 0;
painting = (msg->message == WM_PAINT);
if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
/* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
msg->wParam, msg->lParam );
retval = CallWindowProcW( (WNDPROC)wndPtr->winproc,
msg->hwnd, msg->message,
msg->wParam, msg->lParam );
SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval );
if (painting && (wndPtr = WIN_FindWndPtr( msg->hwnd )) &&
(wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
{
ERR(msg, "BeginPaint not called on WM_PAINT for hwnd %04x!\n",
msg->hwnd);
wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
/* Validate the update region to avoid infinite WM_PAINT loop */
ValidateRect( msg->hwnd, NULL );
}
return retval;
}
/***********************************************************************
* RegisterWindowMessage16 (USER.118)
*/
WORD WINAPI RegisterWindowMessage16( SEGPTR str )
{
TRACE(msg, "%08lx\n", (DWORD)str );
return GlobalAddAtom16( str );
}
/***********************************************************************
* RegisterWindowMessage32A (USER32.437)
*/
WORD WINAPI RegisterWindowMessageA( LPCSTR str )
{
TRACE(msg, "%s\n", str );
return GlobalAddAtomA( str );
}
/***********************************************************************
* RegisterWindowMessage32W (USER32.438)
*/
WORD WINAPI RegisterWindowMessageW( LPCWSTR str )
{
TRACE(msg, "%p\n", str );
return GlobalAddAtomW( str );
}
/***********************************************************************
* GetTickCount (USER.13) (KERNEL32.299) System Time
* Returns the number of milliseconds, modulo 2^32, since the start
* of the current session.
*
* CONFORMANCE
*
* ECMA-234, Win32
*/
DWORD WINAPI GetTickCount(void)
{
struct timeval t;
gettimeofday( &t, NULL );
/* make extremely compatible: granularity is 25 msec */
return ((t.tv_sec * 1000) + (t.tv_usec / 25000) * 25) - MSG_WineStartTicks;
}
/***********************************************************************
* GetCurrentTime16 (USER.15)
*
* (effectively identical to GetTickCount)
*/
DWORD WINAPI GetCurrentTime16(void)
{
return GetTickCount();
}
/***********************************************************************
* InSendMessage16 (USER.192)
*/
BOOL16 WINAPI InSendMessage16(void)
{
return InSendMessage();
}
/***********************************************************************
* InSendMessage32 (USER32.320)
*/
BOOL WINAPI InSendMessage(void)
{
MESSAGEQUEUE *queue;
BOOL ret;
if (!(queue = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() )))
return 0;
ret = (BOOL)queue->smWaiting;
QUEUE_Unlock( queue );
return ret;
}
/***********************************************************************
* BroadcastSystemMessage (USER32.12)
*/
LONG WINAPI BroadcastSystemMessage(
DWORD dwFlags,LPDWORD recipients,UINT uMessage,WPARAM wParam,
LPARAM lParam
) {
FIXME(sendmsg,"(%08lx,%08lx,%08x,%08x,%08lx): stub!\n",
dwFlags,*recipients,uMessage,wParam,lParam
);
return 0;
}
/***********************************************************************
* SendNotifyMessageA (USER32.460)
* FIXME
* The message sended with PostMessage has to be put in the queue
* with a higher priority as the other "Posted" messages.
* QUEUE_AddMsg has to be modifyed.
*/
BOOL WINAPI SendNotifyMessageA(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
{ BOOL ret = TRUE;
FIXME(msg,"(%04x,%08x,%08x,%08lx) not complete\n",
hwnd, msg, wParam, lParam);
if ( GetCurrentThreadId() == GetWindowThreadProcessId ( hwnd, NULL))
{ ret=SendMessageA ( hwnd, msg, wParam, lParam );
}
else
{ PostMessageA ( hwnd, msg, wParam, lParam );
}
return ret;
}
/***********************************************************************
* SendNotifyMessageW (USER32.461)
* FIXME
* The message sended with PostMessage has to be put in the queue
* with a higher priority as the other "Posted" messages.
* QUEUE_AddMsg has to be modifyed.
*/
BOOL WINAPI SendNotifyMessageW(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
{ BOOL ret = TRUE;
FIXME(msg,"(%04x,%08x,%08x,%08lx) not complete\n",
hwnd, msg, wParam, lParam);
if ( GetCurrentThreadId() == GetWindowThreadProcessId ( hwnd, NULL))
{ ret=SendMessageW ( hwnd, msg, wParam, lParam );
}
else
{ PostMessageW ( hwnd, msg, wParam, lParam );
}
return ret;
}
/***********************************************************************
* SendMessageCallBack32A
* FIXME: It's like PostMessage. The callback gets called when the message
* is processed. We have to modify the message processing for a exact
* implementation...
*/
BOOL WINAPI SendMessageCallBackA(
HWND hWnd,UINT Msg,WPARAM wParam,LPARAM lParam,
FARPROC lpResultCallBack,DWORD dwData)
{
FIXME(msg,"(0x%04x,0x%04x,0x%08x,0x%08lx,%p,0x%08lx),stub!\n",
hWnd,Msg,wParam,lParam,lpResultCallBack,dwData);
if ( hWnd == HWND_BROADCAST)
{ PostMessageA( hWnd, Msg, wParam, lParam);
FIXME(msg,"Broadcast: Callback will not be called!\n");
return TRUE;
}
(lpResultCallBack)( hWnd, Msg, dwData, SendMessageA ( hWnd, Msg, wParam, lParam ));
return TRUE;
}
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