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/*++
Copyright (c) 1989 Microsoft Corporation
Module Name:
mourqust.c
Abstract:
This module contains the Mou requests thread and
the handler for Mou requests.
Author:
Michael Jarus (mjarus) 23-Oct-1991
Environment:
User Mode Only
Revision History:
--*/
#define WIN32_ONLY
#include "os2ses.h"
#include "event.h"
#include "trans.h"
#include "mou.h"
#include <stdio.h>
#if DBG
BYTE ServeMouRequestStr[] = "ServeMouRequest";
#endif
DWORD
GetOs2MouEventIntoQueue();
VOID
Ow2MouOn();
VOID
Ow2MouOff();
BOOL
ServeMouRequest(IN PMOUREQUEST PReq,
OUT PVOID PStatus,
IN PVOID pMsg,
OUT PULONG pReply)
{
// COORD dwMousePosition;
DWORD Rc, NumEvent;
MOUEVENTINFO MouEvent;
UNREFERENCED_PARAMETER(pMsg);
Rc = *(PDWORD) PStatus = 0;
switch (PReq->Request)
{
case MOUOpen:
if (!MouNumber)
{
Ow2MouOn();
}
MouNumber++;
break;
case MOUClose:
MouNumber--;
if (!MouNumber)
{
Ow2MouOff();
MouQueue->Out = MouQueue->In;
}
break;
case MOUFlushQue:
Or2WinGetNumberOfConsoleInputEvents(
#if DBG
ServeMouRequestStr,
#endif
hConsoleInput,
&NumEvent
);
while (NumEvent)
{
MouQueue->Out = MouQueue->In;
GetOs2MouEvent( MOU_NOWAIT,
&MouEvent,
pMsg,
pReply);
MouQueue->Out = MouQueue->In;
Or2WinGetNumberOfConsoleInputEvents(
#if DBG
ServeMouRequestStr,
#endif
hConsoleInput,
&NumEvent
);
}
break;
case MOUGetNumQueEl:
GetOs2MouEventIntoQueue();
PReq->d.NumEvent.cEvents = (USHORT)((MouQueue->In >= MouQueue->Out) ?
(MouQueue->In - MouQueue->Out) :
(MouQueue->End - MouQueue->Out) +
(MouQueue->In - &(MouQueue->Event[0])) + (USHORT) 1);
PReq->d.NumEvent.cmaxEvents = MOUSE_QUEUE_LENGTH - 1;
break;
case MOUGetEventMask:
PReq->d.Setup = MouEventMask;
break;
case MOUSetEventMask:
if (PReq->d.Setup & ~OS2_MOUSE_LEGAL_EVENT_MASK)
Rc = *(PDWORD) PStatus = ERROR_MOUSE_INV_PARMS;
else
MouEventMask = PReq->d.Setup;
break;
case MOUGetNumButtons:
Rc = !Or2WinGetNumberOfConsoleMouseButtons(
#if DBG
ServeMouRequestStr,
#endif
&PReq->d.Setup
);
break;
case MOUReadEventQue:
RtlZeroMemory(&PReq->d.MouInfo, sizeof(MOUEVENTINFO));
Rc = *(PDWORD) PStatus = GetOs2MouEvent(PReq->fWait,
&PReq->d.MouInfo,
pMsg,
pReply);
break;
case MOUGetDevStatus:
PReq->d.Setup = MouDevStatus;
break;
case MOUGetScaleFact:
PReq->d.ScalFact.rowScale = 1;
PReq->d.ScalFact.colScale = 1;
break;
case MOUGetNumMickeys:
PReq->d.Setup = 80;
break;
case MOUGetPtrPos:
PReq->d.Loc = MouPtrLoc;
break;
case MOUSetDevStatus:
if (PReq->d.Setup & ~(MOUSE_DISABLED | MOUSE_MICKEYS))
{
Rc = *(PDWORD) PStatus = ERROR_MOUSE_INV_PARMS;
} else
{
if ((MouDevStatus = PReq->d.Setup) & MOUSE_DISABLED)
{
MouQueue->Out = MouQueue->In;
}
}
break;
case MOUGetPtrShape:
PReq->d.Shape.cb = 4;
PReq->d.Shape.col = 1;
PReq->d.Shape.row = 1;
PReq->d.Shape.colHot = 1;
PReq->d.Shape.rowHot = 1;
// we return the default mask of OS/2 (0xffff, 0x7700) after the lpc
break;
case MOUDrawPtr:
case MOURemovePtr:
case MOUSetPtrPos:
case MOUSetPtrShape:
case MOUSetScaleFact:
break;
default:
*(PDWORD) PStatus = (DWORD)-1L; //STATUS_INVALID_PARAMETER;
Rc = 1;
#if DBG
IF_OD2_DEBUG( OS2_EXE )
{
KdPrint(("OS2SES(MouRqust): Unknown Mou request = %X\n",
PReq->Request));
}
#endif
}
if ( !Rc )
{
*(PDWORD) PStatus = 0;
} else if (*(PDWORD) PStatus == 0)
/* BUGBUG=> BUGBUG! error code and returned Status are wrong */
{
*(PDWORD) PStatus = GetLastError();
}
return(TRUE); // Continue
}
DWORD
MouInit(IN VOID)
{
if (InitMouQueue(&MouQueue))
{
return(TRUE);
}
MouMonQueue = MouQueue;
MouNumber = 0;
MouLastEvent = 0;
MouEventMask = OS2_MOUSE_DEAFULT_EVENT_MASK;
MouDevStatus = 0;
MouPtrLoc.row = MouPtrLoc.col = 0;
return(FALSE);
}
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