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implemented ChildWindowFromPoint(Ex)

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svn path=/trunk/; revision=8021
This commit is contained in:
Richard Campbell 2004-02-04 01:10:25 +00:00
parent 7e4dffe404
commit 5922c20a8d
1 changed files with 60 additions and 9 deletions
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69
reactos/subsys/win32k/ntuser/window.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: window.c,v 1.179 2004/01/27 09:36:14 weiden Exp $
/* $Id: window.c,v 1.180 2004/02/04 01:10:25 rcampbell Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -63,6 +63,8 @@ static WndProcHandle *WndProcHandlesArray = 0;
static WORD WndProcHandlesArraySize = 0;
#define WPH_SIZE 0x40 /* the size to add to the WndProcHandle array each time */
#define POINT_IN_RECT(p, r) (((r.bottom >= p.y) && (r.top <= p.y))&&((r.left <= p.x )&&( r.right >= p.x )))
/* PRIVATE FUNCTIONS **********************************************************/
/*
@ -992,17 +994,68 @@ NtUserBuildHwndList(
/*
* @unimplemented
* @implemented
*/
DWORD STDCALL
NtUserChildWindowFromPointEx(HWND Parent,
HWND STDCALL
NtUserChildWindowFromPointEx(HWND hwndParent,
LONG x,
LONG y,
UINT Flags)
UINT uiFlags)
{
UNIMPLEMENTED
PWINDOW_OBJECT pParent, pCurrent, pLast;
POINT p = {x,y};
RECT rc;
BOOL bFirstRun = TRUE;
if(hwndParent)
{
pParent = IntGetWindowObject(hwndParent);
if(pParent)
{
ExAcquireFastMutexUnsafe (&pParent->ChildrenListLock);
pLast = IntGetWindowObject(pParent->LastChild->Self);
pCurrent = IntGetWindowObject(pParent->FirstChild->Self);
do
{
if (!bFirstRun)
{
pCurrent = IntGetWindowObject(pCurrent->NextSibling->Self);
}
else
bFirstRun = FALSE;
if(!pCurrent)
return (HWND)NULL;
rc.left = pCurrent->WindowRect.left - pCurrent->Parent->ClientRect.left;
rc.top = pCurrent->WindowRect.top - pCurrent->Parent->ClientRect.top;
rc.right = rc.left + (pCurrent->WindowRect.right - pCurrent->WindowRect.left);
rc.bottom = rc.top + (pCurrent->WindowRect.bottom - pCurrent->WindowRect.top);
DbgPrint("Rect: %i,%i,%i,%i\n",rc.left, rc.top, rc.right, rc.bottom);
if (POINT_IN_RECT(p,rc)) /* Found a match */
{
if ( (uiFlags & CWP_SKIPDISABLED) && (pCurrent->Style & WS_DISABLED) )
continue;
if( (uiFlags & CWP_SKIPTRANSPARENT) && (pCurrent->ExStyle & WS_EX_TRANSPARENT) )
continue;
if( (uiFlags & CWP_SKIPINVISIBLE) && !(pCurrent->Style & WS_VISIBLE) )
continue;
return(0);
ExReleaseFastMutexUnsafe(&pParent->ChildrenListLock);
return pCurrent->Self;
}
}
while(pCurrent != pLast);
ExReleaseFastMutexUnsafe(&pParent->ChildrenListLock);
return (HWND)NULL;
}
SetLastWin32Error(ERROR_INVALID_PARAMETER);
}
return (HWND)NULL;
}
@ -3185,8 +3238,6 @@ NtUserValidateRect(HWND hWnd, const RECT* Rect)
return (VOID)NtUserRedrawWindow(hWnd, Rect, 0, RDW_VALIDATE | RDW_NOCHILDREN);
}
#define POINT_IN_RECT(p, r) (((r.bottom >= p.y) && (r.top <= p.y))&&((r.left <= p.x )&&( r.right >= p.x )))
static BOOL IsStaticClass(PWINDOW_OBJECT Window)
{
BOOL rc = FALSE;