* CURICON_PROCESS structs starting at CurIcon->ProcessList.
*/
-#include <w32k.h>
+#include <win32k.h>
#define NDEBUG
#include <debug.h>
static PAGED_LOOKASIDE_LIST gProcessLookasideList;
static LIST_ENTRY gCurIconList;
-BOOL FASTCALL
-IntGetCursorLocation(PWINSTATION_OBJECT WinSta, POINT *loc)
+SYSTEM_CURSORINFO gSysCursorInfo;
+
+BOOL
+InitCursorImpl()
{
- loc->x = gpsi->ptCursor.x;
- loc->y = gpsi->ptCursor.y;
+ ExInitializePagedLookasideList(&gProcessLookasideList,
+ NULL,
+ NULL,
+ 0,
+ sizeof(CURICON_PROCESS),
+ TAG_DIB,
+ 128);
+ InitializeListHead(&gCurIconList);
+
+ gSysCursorInfo.Enabled = FALSE;
+ gSysCursorInfo.ButtonsDown = 0;
+ gSysCursorInfo.CursorClipInfo.IsClipped = FALSE;
+ gSysCursorInfo.LastBtnDown = 0;
+ gSysCursorInfo.CurrentCursorObject = NULL;
+ gSysCursorInfo.ShowingCursor = 0;
+ gSysCursorInfo.ClickLockActive = FALSE;
+ gSysCursorInfo.ClickLockTime = 0;
return TRUE;
}
+PSYSTEM_CURSORINFO
+IntGetSysCursorInfo()
+{
+ return &gSysCursorInfo;
+}
+
/* This function creates a reference for the object! */
PCURICON_OBJECT FASTCALL UserGetCurIconObject(HCURSOR hCurIcon)
{
return NULL;
}
- ASSERT(USER_BODY_TO_HEADER(CurIcon)->RefCount >= 1);
+ ASSERT(CurIcon->head.cLockObj >= 1);
return CurIcon;
}
HCURSOR
FASTCALL
-IntSetCursor(
- PWINSTATION_OBJECT WinSta,
+UserSetCursor(
PCURICON_OBJECT NewCursor,
BOOL ForceChange)
{
HCURSOR hOldCursor = (HCURSOR)0;
HDC hdcScreen;
BOOL bResult;
+
+ CurInfo = IntGetSysCursorInfo();
- CurInfo = IntGetSysCursorInfo(WinSta);
OldCursor = CurInfo->CurrentCursorObject;
if (OldCursor)
{
{
UserReferenceObject(NewCursor);
- CurInfo->ShowingCursor = CURSOR_SHOWING;
+ CurInfo->ShowingCursor = 1;
CurInfo->CurrentCursorObject = NewCursor;
/* Call GDI to set the new screen cursor */
return hOldCursor;
}
-
-BOOL FASTCALL
-IntSetupCurIconHandles(PWINSTATION_OBJECT WinSta)
+BOOL UserSetCursorPos( INT x, INT y, BOOL SendMouseMoveMsg)
{
- ExInitializePagedLookasideList(&gProcessLookasideList,
- NULL,
- NULL,
- 0,
- sizeof(CURICON_PROCESS),
- TAG_DIB,
- 128);
- InitializeListHead(&gCurIconList);
+ PWINDOW_OBJECT DesktopWindow;
+ PSYSTEM_CURSORINFO CurInfo;
+ HDC hDC;
+ MSG Msg;
+
+ if(!(hDC = IntGetScreenDC()))
+ {
+ return FALSE;
+ }
+
+ CurInfo = IntGetSysCursorInfo();
+
+ DesktopWindow = UserGetDesktopWindow();
+
+ if (DesktopWindow)
+ {
+ if(x >= DesktopWindow->Wnd->rcClient.right)
+ x = DesktopWindow->Wnd->rcClient.right - 1;
+ if(y >= DesktopWindow->Wnd->rcClient.bottom)
+ y = DesktopWindow->Wnd->rcClient.bottom - 1;
+ }
+
+ if(x < 0)
+ x = 0;
+ if(y < 0)
+ y = 0;
+
+ //Clip cursor position
+ if(CurInfo->CursorClipInfo.IsClipped)
+ {
+ if(x >= (LONG)CurInfo->CursorClipInfo.Right)
+ x = (LONG)CurInfo->CursorClipInfo.Right - 1;
+ if(x < (LONG)CurInfo->CursorClipInfo.Left)
+ x = (LONG)CurInfo->CursorClipInfo.Left;
+ if(y >= (LONG)CurInfo->CursorClipInfo.Bottom)
+ y = (LONG)CurInfo->CursorClipInfo.Bottom - 1;
+ if(y < (LONG)CurInfo->CursorClipInfo.Top)
+ y = (LONG)CurInfo->CursorClipInfo.Top;
+ }
+
+ //Store the new cursor position
+ gpsi->ptCursor.x = x;
+ gpsi->ptCursor.y = y;
+
+ //Move the mouse pointer
+ GreMovePointer(hDC, x, y);
+
+ if (!SendMouseMoveMsg)
+ return TRUE;
+
+ //Generate a mouse move message
+ Msg.message = WM_MOUSEMOVE;
+ Msg.wParam = CurInfo->ButtonsDown;
+ Msg.lParam = MAKELPARAM(x, y);
+ Msg.pt = gpsi->ptCursor;
+ MsqInsertSystemMessage(&Msg);
return TRUE;
}
+/* Called from NtUserCallOneParam with Routine ONEPARAM_ROUTINE_SHOWCURSOR
+ * User32 macro NtUserShowCursor */
+int UserShowCursor(BOOL bShow)
+{
+ PSYSTEM_CURSORINFO CurInfo = IntGetSysCursorInfo();
+ HDC hdcScreen;
+
+ if (!(hdcScreen = IntGetScreenDC()))
+ {
+ return 0; /* No mouse */
+ }
+
+ if (bShow == FALSE)
+ {
+ /* Check if were diplaying a cursor */
+ if (CurInfo->ShowingCursor == 1)
+ {
+ /* Remove the pointer */
+ GreMovePointer(hdcScreen, -1, -1);
+ DPRINT("Removing pointer!\n");
+ }
+ CurInfo->ShowingCursor--;
+ }
+ else
+ {
+ if (CurInfo->ShowingCursor == 0)
+ {
+ /*Show the pointer*/
+ GreMovePointer(hdcScreen, gpsi->ptCursor.x, gpsi->ptCursor.y);
+ }
+ CurInfo->ShowingCursor++;
+ }
+
+ return CurInfo->ShowingCursor;
+}
+
/*
* We have to register that this object is in use by the current
* process. The only way to do that seems to be to walk the list
}
PCURICON_OBJECT FASTCALL
-IntFindExistingCurIconObject(PWINSTATION_OBJECT WinSta, HMODULE hModule,
+IntFindExistingCurIconObject(HMODULE hModule,
HRSRC hRsrc, LONG cx, LONG cy)
{
PCURICON_OBJECT CurIcon;
return NULL;
}
-PCURICON_OBJECT FASTCALL
-IntCreateCurIconHandle(PWINSTATION_OBJECT WinSta)
+PCURICON_OBJECT
+IntCreateCurIconHandle()
{
PCURICON_OBJECT CurIcon;
HANDLE hCurIcon;
- CurIcon = UserCreateObject(gHandleTable, &hCurIcon, otCursorIcon, sizeof(CURICON_OBJECT));
+ CurIcon = UserCreateObject(gHandleTable, NULL, &hCurIcon, otCursorIcon, sizeof(CURICON_OBJECT));
if (!CurIcon)
{
}
BOOLEAN FASTCALL
-IntDestroyCurIconObject(PWINSTATION_OBJECT WinSta, PCURICON_OBJECT CurIcon, BOOL ProcessCleanup)
+IntDestroyCurIconObject(PCURICON_OBJECT CurIcon, BOOL ProcessCleanup)
{
PSYSTEM_CURSORINFO CurInfo;
HBITMAP bmpMask, bmpColor;
RemoveEntryList(&CurIcon->ListEntry);
}
- CurInfo = IntGetSysCursorInfo(WinSta);
+ CurInfo = IntGetSysCursorInfo();
if (CurInfo->CurrentCursorObject == CurIcon)
{
/* Hide the cursor if we're destroying the current cursor */
- IntSetCursor(WinSta, NULL, TRUE);
+ UserSetCursor(NULL, TRUE);
}
bmpMask = CurIcon->IconInfo.hbmMask;
VOID FASTCALL
IntCleanupCurIcons(struct _EPROCESS *Process, PPROCESSINFO Win32Process)
{
- PWINSTATION_OBJECT WinSta;
PCURICON_OBJECT CurIcon, tmp;
PCURICON_PROCESS ProcessData;
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- return;
- }
-
LIST_FOR_EACH_SAFE(CurIcon, tmp, &gCurIconList, CURICON_OBJECT, ListEntry)
{
UserReferenceObject(CurIcon);
if (Win32Process == ProcessData->Process)
{
RemoveEntryList(&CurIcon->ListEntry);
- IntDestroyCurIconObject(WinSta, CurIcon, TRUE);
+ IntDestroyCurIconObject(CurIcon, TRUE);
CurIcon = NULL;
break;
}
}
}
- ObDereferenceObject(WinSta);
-}
-
-/*
- * @implemented
- */
-HANDLE
-APIENTRY
-NtUserCreateCursorIconHandle(PICONINFO IconInfo OPTIONAL, BOOL Indirect)
-{
- PCURICON_OBJECT CurIcon;
- PWINSTATION_OBJECT WinSta;
- PSURFACE psurfBmp;
- NTSTATUS Status;
- HANDLE Ret;
- DECLARE_RETURN(HANDLE);
-
- DPRINT("Enter NtUserCreateCursorIconHandle\n");
- UserEnterExclusive();
-
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN((HANDLE)0);
- }
-
- if (!(CurIcon = IntCreateCurIconHandle(WinSta)))
- {
- SetLastWin32Error(ERROR_NOT_ENOUGH_MEMORY);
- ObDereferenceObject(WinSta);
- RETURN((HANDLE)0);
- }
-
- Ret = CurIcon->Self;
-
- if (IconInfo)
- {
- Status = MmCopyFromCaller(&CurIcon->IconInfo, IconInfo, sizeof(ICONINFO));
- if (NT_SUCCESS(Status))
- {
- /* Copy bitmaps and size info */
- if (Indirect)
- {
- // FIXME: WTF?
- CurIcon->IconInfo.hbmMask = BITMAP_CopyBitmap(CurIcon->IconInfo.hbmMask);
- CurIcon->IconInfo.hbmColor = BITMAP_CopyBitmap(CurIcon->IconInfo.hbmColor);
- }
- if (CurIcon->IconInfo.hbmColor &&
- (psurfBmp = SURFACE_LockSurface(CurIcon->IconInfo.hbmColor)))
- {
- CurIcon->Size.cx = psurfBmp->SurfObj.sizlBitmap.cx;
- CurIcon->Size.cy = psurfBmp->SurfObj.sizlBitmap.cy;
- SURFACE_UnlockSurface(psurfBmp);
- GDIOBJ_SetOwnership(CurIcon->IconInfo.hbmColor, NULL);
- }
- if (CurIcon->IconInfo.hbmMask &&
- (psurfBmp = SURFACE_LockSurface(CurIcon->IconInfo.hbmMask)))
- {
- if (CurIcon->IconInfo.hbmColor == NULL)
- {
- CurIcon->Size.cx = psurfBmp->SurfObj.sizlBitmap.cx;
- CurIcon->Size.cy = psurfBmp->SurfObj.sizlBitmap.cy >> 1;
- }
- SURFACE_UnlockSurface(psurfBmp);
- GDIOBJ_SetOwnership(CurIcon->IconInfo.hbmMask, NULL);
- }
-
- /* Calculate icon hotspot */
- if (CurIcon->IconInfo.fIcon == TRUE)
- {
- CurIcon->IconInfo.xHotspot = CurIcon->Size.cx >> 1;
- CurIcon->IconInfo.yHotspot = CurIcon->Size.cy >> 1;
- }
- }
- else
- {
- SetLastNtError(Status);
- /* FIXME - Don't exit here */
- }
- }
-
- UserDereferenceObject(CurIcon);
- ObDereferenceObject(WinSta);
- RETURN(Ret);
-
-CLEANUP:
- DPRINT("Leave NtUserCreateCursorIconHandle, ret=%i\n",_ret_);
- UserLeave();
- END_CLEANUP;
}
/*
{
CURSORINFO SafeCi;
PSYSTEM_CURSORINFO CurInfo;
- PWINSTATION_OBJECT WinSta;
NTSTATUS Status = STATUS_SUCCESS;
PCURICON_OBJECT CurIcon;
BOOL Ret = FALSE;
DPRINT("Enter NtUserGetCursorInfo\n");
UserEnterExclusive();
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(FALSE);
- }
-
- CurInfo = IntGetSysCursorInfo(WinSta);
+ CurInfo = IntGetSysCursorInfo();
CurIcon = (PCURICON_OBJECT)CurInfo->CurrentCursorObject;
SafeCi.cbSize = sizeof(CURSORINFO);
SafeCi.flags = ((CurInfo->ShowingCursor && CurIcon) ? CURSOR_SHOWING : 0);
SafeCi.hCursor = (CurIcon ? (HCURSOR)CurIcon->Self : (HCURSOR)0);
- IntGetCursorLocation(WinSta, &SafeCi.ptScreenPos);
+ SafeCi.ptScreenPos = gpsi->ptCursor;
_SEH2_TRY
{
SetLastNtError(Status);
}
- ObDereferenceObject(WinSta);
RETURN(Ret);
CLEANUP:
RECTL *UnsafeRect)
{
/* FIXME - check if process has WINSTA_WRITEATTRIBUTES */
-
- PWINSTATION_OBJECT WinSta;
PSYSTEM_CURSORINFO CurInfo;
RECTL Rect;
PWINDOW_OBJECT DesktopWindow = NULL;
- POINT MousePos = {0};
DECLARE_RETURN(BOOL);
DPRINT("Enter NtUserClipCursor\n");
UserEnterExclusive();
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(FALSE);
- }
-
if (NULL != UnsafeRect && ! NT_SUCCESS(MmCopyFromCaller(&Rect, UnsafeRect, sizeof(RECT))))
{
- ObDereferenceObject(WinSta);
SetLastWin32Error(ERROR_INVALID_PARAMETER);
RETURN(FALSE);
}
- CurInfo = IntGetSysCursorInfo(WinSta);
- IntGetCursorLocation(WinSta, &MousePos);
+ CurInfo = IntGetSysCursorInfo();
- if (WinSta->ActiveDesktop)
- DesktopWindow = UserGetWindowObject(WinSta->ActiveDesktop->DesktopWindow);
+ DesktopWindow = UserGetDesktopWindow();
if ((Rect.right > Rect.left) && (Rect.bottom > Rect.top)
&& DesktopWindow && UnsafeRect != NULL)
{
- MOUSEINPUT mi;
CurInfo->CursorClipInfo.IsClipped = TRUE;
CurInfo->CursorClipInfo.Left = max(Rect.left, DesktopWindow->Wnd->rcWindow.left);
CurInfo->CursorClipInfo.Top = max(Rect.top, DesktopWindow->Wnd->rcWindow.top);
- CurInfo->CursorClipInfo.Right = min(Rect.right - 1, DesktopWindow->Wnd->rcWindow.right - 1);
- CurInfo->CursorClipInfo.Bottom = min(Rect.bottom - 1, DesktopWindow->Wnd->rcWindow.bottom - 1);
+ CurInfo->CursorClipInfo.Right = min(Rect.right, DesktopWindow->Wnd->rcWindow.right);
+ CurInfo->CursorClipInfo.Bottom = min(Rect.bottom, DesktopWindow->Wnd->rcWindow.bottom);
- mi.dx = MousePos.x;
- mi.dy = MousePos.y;
- mi.mouseData = 0;
- mi.dwFlags = MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE;
- mi.time = 0;
- mi.dwExtraInfo = 0;
- IntMouseInput(&mi);
+ UserSetCursorPos(gpsi->ptCursor.x, gpsi->ptCursor.y, FALSE);
RETURN(TRUE);
}
CurInfo->CursorClipInfo.IsClipped = FALSE;
- ObDereferenceObject(WinSta);
-
RETURN(TRUE);
CLEANUP:
HANDLE hCurIcon,
DWORD Unknown)
{
- PWINSTATION_OBJECT WinSta;
PCURICON_OBJECT CurIcon;
BOOL ret;
DECLARE_RETURN(BOOL);
DPRINT("Enter NtUserDestroyCursorIcon\n");
UserEnterExclusive();
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(FALSE);
- }
-
if (!(CurIcon = UserGetCurIconObject(hCurIcon)))
{
- ObDereferenceObject(WinSta);
RETURN(FALSE);
}
- ret = IntDestroyCurIconObject(WinSta, CurIcon, FALSE);
+ ret = IntDestroyCurIconObject(CurIcon, FALSE);
/* Note: IntDestroyCurIconObject will remove our reference for us! */
- ObDereferenceObject(WinSta);
RETURN(ret);
CLEANUP:
LONG cy)
{
PCURICON_OBJECT CurIcon;
- PWINSTATION_OBJECT WinSta;
HANDLE Ret = (HANDLE)0;
DECLARE_RETURN(HICON);
DPRINT("Enter NtUserFindExistingCursorIcon\n");
UserEnterExclusive();
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(Ret);
- }
-
- CurIcon = IntFindExistingCurIconObject(WinSta, hModule, hRsrc, cx, cy);
+ CurIcon = IntFindExistingCurIconObject(hModule, hRsrc, cx, cy);
if (CurIcon)
{
Ret = CurIcon->Self;
// IntReleaseCurIconObject(CurIcon);//faxme: is this correct? does IntFindExistingCurIconObject add a ref?
- ObDereferenceObject(WinSta);
RETURN(Ret);
}
SetLastWin32Error(ERROR_INVALID_CURSOR_HANDLE);
- ObDereferenceObject(WinSta);
RETURN((HANDLE)0);
CLEANUP:
{
/* FIXME - check if process has WINSTA_READATTRIBUTES */
PSYSTEM_CURSORINFO CurInfo;
- PWINSTATION_OBJECT WinSta;
RECTL Rect;
NTSTATUS Status;
DECLARE_RETURN(BOOL);
if (!lpRect)
RETURN(FALSE);
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(FALSE);
- }
-
- CurInfo = IntGetSysCursorInfo(WinSta);
+ CurInfo = IntGetSysCursorInfo();
if (CurInfo->CursorClipInfo.IsClipped)
{
Rect.left = CurInfo->CursorClipInfo.Left;
Status = MmCopyToCaller(lpRect, &Rect, sizeof(RECT));
if (!NT_SUCCESS(Status))
{
- ObDereferenceObject(WinSta);
SetLastNtError(Status);
RETURN(FALSE);
}
- ObDereferenceObject(WinSta);
-
RETURN(TRUE);
CLEANUP:
{
PCURICON_OBJECT CurIcon;
HICON OldCursor;
- PWINSTATION_OBJECT WinSta;
DECLARE_RETURN(HCURSOR);
DPRINT("Enter NtUserSetCursor\n");
UserEnterExclusive();
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(NULL);
- }
-
if (hCursor)
{
if (!(CurIcon = UserGetCurIconObject(hCursor)))
{
- ObDereferenceObject(WinSta);
RETURN(NULL);
}
}
CurIcon = NULL;
}
- OldCursor = IntSetCursor(WinSta, CurIcon, FALSE);
+ OldCursor = UserSetCursor(CurIcon, FALSE);
if (CurIcon)
{
UserDereferenceObject(CurIcon);
}
- ObDereferenceObject(WinSta);
RETURN(OldCursor);
PCURICON_OBJECT CurIcon;
ICONINFO IconInfo;
PSURFACE psurfBmp;
- PWINSTATION_OBJECT WinSta;
NTSTATUS Status;
BOOL Ret = FALSE;
DECLARE_RETURN(BOOL);
DPRINT("Enter NtUserSetCursorContents\n");
UserEnterExclusive();
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(FALSE);
- }
-
if (!(CurIcon = UserGetCurIconObject(hCurIcon)))
{
- ObDereferenceObject(WinSta);
RETURN(FALSE);
}
}
/* Delete old bitmaps */
- if (CurIcon->IconInfo.hbmColor != IconInfo.hbmColor)
+ if ((CurIcon->IconInfo.hbmColor)
+ && (CurIcon->IconInfo.hbmColor != IconInfo.hbmColor))
{
GreDeleteObject(CurIcon->IconInfo.hbmColor);
}
- if (CurIcon->IconInfo.hbmMask != IconInfo.hbmMask)
+ if ((CurIcon->IconInfo.hbmMask)
+ && (CurIcon->IconInfo.hbmMask != IconInfo.hbmMask))
{
GreDeleteObject(CurIcon->IconInfo.hbmMask);
}
{
UserDereferenceObject(CurIcon);
}
- ObDereferenceObject(WinSta);
RETURN(Ret);
CLEANUP:
PICONINFO pIconInfo)
{
PCURICON_OBJECT CurIcon;
- PWINSTATION_OBJECT WinSta;
PSURFACE psurfBmp;
NTSTATUS Status = STATUS_SUCCESS;
BOOL Ret = FALSE;
DPRINT("Enter NtUserSetCursorIconData\n");
UserEnterExclusive();
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(FALSE);
- }
-
if (!(CurIcon = UserGetCurIconObject(Handle)))
{
- ObDereferenceObject(WinSta);
RETURN(FALSE);
}
Ret = TRUE;
UserDereferenceObject(CurIcon);
- ObDereferenceObject(WinSta);
RETURN(Ret);
CLEANUP:
HRSRC hGroupRsrc)
{
PCURICON_OBJECT CurIcon;
- PWINSTATION_OBJECT WinSta;
NTSTATUS Status;
POINT SafeHotspot;
BOOL Ret = FALSE;
DPRINT("Enter NtUserSetCursorIconData\n");
UserEnterExclusive();
- WinSta = IntGetWinStaObj();
- if (WinSta == NULL)
- {
- RETURN(FALSE);
- }
-
if (!(CurIcon = UserGetCurIconObject(hCurIcon)))
{
- ObDereferenceObject(WinSta);
RETURN(FALSE);
}
}
done:
+ if(Ret)
+ {
+ /* This icon is shared now */
+ GDIOBJ_SetOwnership(CurIcon->IconInfo.hbmMask, NULL);
+ if(CurIcon->IconInfo.hbmColor)
+ {
+ GDIOBJ_SetOwnership(CurIcon->IconInfo.hbmColor, NULL);
+ }
+ }
UserDereferenceObject(CurIcon);
- ObDereferenceObject(WinSta);
RETURN(Ret);
cyHeight,
hdcImage ? hdcImage : hdcMask,
0,
- ((diFlags & DI_MASK && !(diFlags & DI_IMAGE)) ||
- (diFlags & DI_IMAGE && hbmColor) ? 0 : IconSize.cy),
+ 0,
IconSize.cx,
IconSize.cy,
SRCCOPY,
0,
- hdcImage ? hdcMask : NULL);
+ bAlpha ? 0 : hdcMask,
+ 0,
+ hdcImage ? 0 : IconSize.cy);
}
if (hOldMask) NtGdiSelectBitmap(hdcMask, hOldMask);
UINT istepIfAniCur,
HBRUSH hbrFlickerFreeDraw,
UINT diFlags,
- DWORD Unknown0,
- DWORD Unknown1)
+ BOOL bMetaHDC, // When TRUE, GDI functions need to be handled in User32!
+ PVOID pDIXData)
{
PCURICON_OBJECT pIcon;
BOOL Ret;
return Ret;
}
-/* Called from NtUserCallOneParam with Routine ONEPARAM_ROUTINE_SHOWCURSOR
- * User32 macro NtUserShowCursor */
-int
-APIENTRY
-UserShowCursor(BOOL bShow)
-{
- PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
- PWINSTATION_OBJECT WinSta = pti->Desktop->WindowStation;
- PSYSTEM_CURSORINFO CurInfo;
-
- HDC Screen;
- PDC dc;
- SURFOBJ *SurfObj;
- SURFACE *psurfDc;
- PDEVOBJ *ppdev;
- GDIPOINTER *pgp;
- int showpointer=0;
-
- if (!(Screen = IntGetScreenDC()))
- {
- return showpointer; /* No mouse */
- }
-
- dc = DC_LockDc(Screen);
-
- if (!dc)
- {
- return showpointer; /* No mouse */
- }
-
- psurfDc = dc->dclevel.pSurface;
-
- if (!psurfDc)
- {
- DC_UnlockDc(dc);
- return showpointer; /* No Mouse */
- }
-
- SurfObj = &psurfDc->SurfObj;
- if (SurfObj == NULL)
- {
- DC_UnlockDc(dc);
- return showpointer; /* No mouse */
- }
-
- ppdev = GDIDEV(SurfObj);
-
- if (ppdev == NULL)
- {
- DC_UnlockDc(dc);
- return showpointer; /* No mouse */
- }
-
- pgp = &ppdev->Pointer;
-
- CurInfo = IntGetSysCursorInfo(WinSta);
-
- if (bShow == FALSE)
- {
- pgp->ShowPointer--;
- showpointer = pgp->ShowPointer;
-
- if (showpointer >= 0)
- {
- //ppdev->SafetyRemoveCount = 1;
- //ppdev->SafetyRemoveLevel = 1;
- IntEngMovePointer(SurfObj,-1,-1,NULL);
- CurInfo->ShowingCursor = 0;
- }
-
- }
- else
- {
- pgp->ShowPointer++;
- showpointer = pgp->ShowPointer;
-
- /* Show Cursor */
- if (showpointer < 0)
- {
- //ppdev->SafetyRemoveCount = 0;
- //ppdev->SafetyRemoveLevel = 0;
- IntEngMovePointer(SurfObj,-1,-1,NULL);
- CurInfo->ShowingCursor = CURSOR_SHOWING;
- }
- }
-
- DC_UnlockDc(dc);
- return showpointer;
-}
projects / reactos.git / blobdiff