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Implemented NtUserPeekMessage

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svn path=/trunk/; revision=3014
This commit is contained in:
Jason Filby 2002-06-06 17:50:16 +00:00
parent bee2ec8653
commit 51fddda8d4
1 changed files with 80 additions and 8 deletions
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88
reactos/subsys/win32k/ntuser/message.c
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@ -1,4 +1,4 @@
/* $Id: message.c,v 1.5 2002/05/06 22:20:32 dwelch Exp $
/* $Id: message.c,v 1.6 2002/06/06 17:50:16 jfilby Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -181,14 +181,86 @@ NtUserMessageCall(
BOOL STDCALL
NtUserPeekMessage(LPMSG lpMsg,
HWND hWnd,
UINT wMsgFilterMin,
UINT wMsgFilterMax,
UINT wRemoveMsg)
HWND hWnd,
UINT wMsgFilterMin,
UINT wMsgFilterMax,
UINT wRemoveMsg)
/*
* FUNCTION: Get a message from the calling thread's message queue.
* ARGUMENTS:
* lpMsg - Pointer to the structure which receives the returned message.
* hWnd - Window whose messages are to be retrieved.
* wMsgFilterMin - Integer value of the lowest message value to be
* retrieved.
* wMsgFilterMax - Integer value of the highest message value to be
* retrieved.
* wRemoveMsg - Specificies whether or not to remove messages from the queue after processing
*/
{
UNIMPLEMENTED;
return 0;
PUSER_MESSAGE_QUEUE ThreadQueue;
BOOLEAN Present;
PUSER_MESSAGE Message;
NTSTATUS Status;
BOOLEAN RemoveMessages;
/* Initialize the thread's win32 state if necessary. */
W32kGuiCheck();
ThreadQueue = (PUSER_MESSAGE_QUEUE)PsGetWin32Thread()->MessageQueue;
/* Inspect wRemoveMsg flags */
/* FIXME: The only flag we process is PM_REMOVE - processing of others must still be implemented */
RemoveMessages = wRemoveMsg & PM_REMOVE;
/* FIXME: Dispatch sent messages here. */
/* Now look for a quit message. */
/* FIXME: WINE checks the message number filter here. */
if (ThreadQueue->QuitPosted)
{
lpMsg->hwnd = hWnd;
lpMsg->message = WM_QUIT;
lpMsg->wParam = ThreadQueue->QuitExitCode;
lpMsg->lParam = 0;
ThreadQueue->QuitPosted = FALSE;
return(FALSE);
}
/* Now check for normal messages. */
Present = MsqFindMessage(ThreadQueue,
FALSE,
RemoveMessages,
hWnd,
wMsgFilterMin,
wMsgFilterMax,
&Message);
if (Present)
{
RtlCopyMemory(lpMsg, &Message->Msg, sizeof(MSG));
ExFreePool(Message);
return(TRUE);
}
/* Check for hardware events. */
Present = MsqFindMessage(ThreadQueue,
TRUE,
RemoveMessages,
hWnd,
wMsgFilterMin,
wMsgFilterMax,
&Message);
if (Present)
{
RtlCopyMemory(lpMsg, &Message->Msg, sizeof(MSG));
ExFreePool(Message);
return(TRUE);
}
/* FIXME: Check for sent messages again. */
/* FIXME: Check for paint messages. */
return((BOOLEAN)(-1));
}
BOOL STDCALL