From 94053da41431c4add373933f07e280a5cef4bdd9 Mon Sep 17 00:00:00 2001 From: Thomas Bluemel Date: Mon, 25 Aug 2003 00:51:11 +0000 Subject: [PATCH] fixed a bug in NtUserClipCursor() svn path=/trunk/; revision=5841 --- reactos/subsys/win32k/objects/cursoricon.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/reactos/subsys/win32k/objects/cursoricon.c b/reactos/subsys/win32k/objects/cursoricon.c index d4e058a0fd5..6164e665555 100644 --- a/reactos/subsys/win32k/objects/cursoricon.c +++ b/reactos/subsys/win32k/objects/cursoricon.c @@ -251,13 +251,17 @@ NtUserClipCursor( CurInfo = &WinStaObject->SystemCursor; if(lpRect) { - CurInfo->CursorClipInfo.IsClipped = TRUE; - CurInfo->CursorClipInfo.Left = lpRect->left; - CurInfo->CursorClipInfo.Top = lpRect->top; - CurInfo->CursorClipInfo.Right = lpRect->right; - CurInfo->CursorClipInfo.Bottom = lpRect->bottom; + if((lpRect->right >= lpRect->left) && + (lpRect->bottom >= lpRect->top)) + { + CurInfo->CursorClipInfo.IsClipped = TRUE; + CurInfo->CursorClipInfo.Left = lpRect->left; + CurInfo->CursorClipInfo.Top = lpRect->top; + CurInfo->CursorClipInfo.Right = lpRect->right; + CurInfo->CursorClipInfo.Bottom = lpRect->bottom; - MouseMoveCursor(CurInfo->x, CurInfo->y); + MouseMoveCursor(CurInfo->x, CurInfo->y); + } } else WinStaObject->SystemCursor.CursorClipInfo.IsClipped = FALSE;