VOID FASTCALL
co_VIS_WindowLayoutChanged(
PWND Wnd,
PREGION NewlyExposed)
{
PWND Parent;
USER_REFERENCE_ENTRY Ref;
ASSERT_REFS_CO(Wnd);
Parent = Wnd->spwndParent;
if(Parent)
{
PREGION TempRgn = IntSysCreateRectpRgn(0, 0, 0, 0);
if (!TempRgn)
return;
IntGdiCombineRgn(TempRgn, NewlyExposed, NULL, RGN_COPY);
REGION_bOffsetRgn(TempRgn,
Wnd->rcWindow.left - Parent->rcClient.left,
Wnd->rcWindow.top - Parent->rcClient.top);
UserRefObjectCo(Parent, &Ref);
co_UserRedrawWindow(Parent, NULL, TempRgn,
RDW_FRAME | RDW_ERASE | RDW_INVALIDATE |
RDW_ALLCHILDREN);
UserDerefObjectCo(Parent);
REGION_Delete(TempRgn);
}
}
VOID FASTCALL
co_VIS_WindowLayoutChanged(
PWND Wnd,
HRGN NewlyExposed)
{
HRGN Temp;
PWND Parent;
USER_REFERENCE_ENTRY Ref;
ASSERT_REFS_CO(Wnd);
Parent = Wnd->spwndParent;
if(Parent)
{
Temp = IntSysCreateRectRgn(0, 0, 0, 0);
NtGdiCombineRgn(Temp, NewlyExposed, NULL, RGN_COPY);
NtGdiOffsetRgn(Temp,
Wnd->rcWindow.left - Parent->rcClient.left,
Wnd->rcWindow.top - Parent->rcClient.top);
UserRefObjectCo(Parent, &Ref);
co_UserRedrawWindow(Parent, NULL, Temp,
RDW_FRAME | RDW_ERASE | RDW_INVALIDATE |
RDW_ALLCHILDREN);
UserDerefObjectCo(Parent);
GreDeleteObject(Temp);
}
}
DWORD
APIENTRY
NtUserCallHwndParamLock(
HWND hWnd,
DWORD Param,
DWORD Routine)
{
DWORD Ret = 0;
PWND Window;
USER_REFERENCE_ENTRY Ref;
DECLARE_RETURN(DWORD);
TRACE("Enter NtUserCallHwndParamLock\n");
UserEnterExclusive();
if (!(Window = UserGetWindowObject(hWnd)))
{
RETURN( FALSE);
}
UserRefObjectCo(Window, &Ref);
switch (Routine)
{
case TWOPARAM_ROUTINE_VALIDATERGN:
{
PREGION Rgn = REGION_LockRgn((HRGN)Param);
if (Rgn)
{
Ret = (DWORD)co_UserRedrawWindow( Window, NULL, Rgn, RDW_VALIDATE);
REGION_UnlockRgn(Rgn);
}
break;
}
}
UserDerefObjectCo(Window);
RETURN( Ret);
CLEANUP:
TRACE("Leave NtUserCallHwndParamLock, ret=%lu\n",_ret_);
UserLeave();
END_CLEANUP;
}
/*
* @unimplemented
*/
BOOL
APIENTRY
NtUserCallHwndLock(
HWND hWnd,
DWORD Routine)
{
BOOL Ret = 0;
PWND Window;
USER_REFERENCE_ENTRY Ref;
DECLARE_RETURN(BOOLEAN);
TRACE("Enter NtUserCallHwndLock\n");
UserEnterExclusive();
if (!(Window = UserGetWindowObject(hWnd)))
{
RETURN( FALSE);
}
UserRefObjectCo(Window, &Ref);
/* FIXME: Routine can be 0x53 - 0x5E */
switch (Routine)
{
case HWNDLOCK_ROUTINE_ARRANGEICONICWINDOWS:
co_WinPosArrangeIconicWindows(Window);
break;
case HWNDLOCK_ROUTINE_DRAWMENUBAR:
{
TRACE("HWNDLOCK_ROUTINE_DRAWMENUBAR\n");
Ret = TRUE;
if ((Window->style & (WS_CHILD | WS_POPUP)) != WS_CHILD)
co_WinPosSetWindowPos( Window,
HWND_DESKTOP,
0,0,0,0,
SWP_NOSIZE|
SWP_NOMOVE|
SWP_NOZORDER|
SWP_NOACTIVATE|
SWP_FRAMECHANGED );
break;
}
case HWNDLOCK_ROUTINE_REDRAWFRAME:
co_WinPosSetWindowPos( Window,
HWND_DESKTOP,
0,0,0,0,
SWP_NOSIZE|
SWP_NOMOVE|
SWP_NOZORDER|
SWP_NOACTIVATE|
SWP_FRAMECHANGED );
Ret = TRUE;
break;
case HWNDLOCK_ROUTINE_REDRAWFRAMEANDHOOK:
co_WinPosSetWindowPos( Window,
HWND_DESKTOP,
0,0,0,0,
SWP_NOSIZE|
SWP_NOMOVE|
SWP_NOZORDER|
SWP_NOACTIVATE|
SWP_FRAMECHANGED );
if (!Window->spwndOwner && !IntGetParent(Window))
{
co_IntShellHookNotify(HSHELL_REDRAW, (LPARAM) hWnd);
}
Ret = TRUE;
break;
case HWNDLOCK_ROUTINE_SETFOREGROUNDWINDOW:
Ret = co_IntSetForegroundWindow(Window);
break;
case HWNDLOCK_ROUTINE_UPDATEWINDOW:
Ret = co_UserRedrawWindow( Window, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN);
break;
}
UserDerefObjectCo(Window);
RETURN( Ret);
CLEANUP:
TRACE("Leave NtUserCallHwndLock, ret=%i\n",_ret_);
UserLeave();
END_CLEANUP;
}
/*
Win32k counterpart of User DefWindowProc
*/
LRESULT FASTCALL
IntDefWindowProc(
PWND Wnd,
UINT Msg,
WPARAM wParam,
LPARAM lParam,
BOOL Ansi)
{
LRESULT lResult = 0;
USER_REFERENCE_ENTRY Ref;
if (Msg > WM_USER) return 0;
switch (Msg)
{
case WM_SYSCOMMAND:
{
ERR("hwnd %p WM_SYSCOMMAND %lx %lx\n", Wnd->head.h, wParam, lParam );
lResult = DefWndHandleSysCommand(Wnd, wParam, lParam);
break;
}
case WM_SHOWWINDOW:
{
if ((Wnd->style & WS_VISIBLE) && wParam) break;
if (!(Wnd->style & WS_VISIBLE) && !wParam) break;
if (!Wnd->spwndOwner) break;
if (LOWORD(lParam))
{
if (wParam)
{
if (!(Wnd->state & WNDS_HIDDENPOPUP)) break;
Wnd->state &= ~WNDS_HIDDENPOPUP;
}
else
Wnd->state |= WNDS_HIDDENPOPUP;
co_WinPosShowWindow(Wnd, wParam ? SW_SHOWNOACTIVATE : SW_HIDE);
}
}
break;
case WM_CLIENTSHUTDOWN:
return IntClientShutdown(Wnd, wParam, lParam);
case WM_APPCOMMAND:
ERR("WM_APPCOMMAND\n");
if ( (Wnd->style & (WS_POPUP|WS_CHILD)) != WS_CHILD &&
Wnd != co_GetDesktopWindow(Wnd) )
{
if (!co_HOOK_CallHooks(WH_SHELL, HSHELL_APPCOMMAND, wParam, lParam))
co_IntShellHookNotify(HSHELL_APPCOMMAND, wParam, lParam);
break;
}
UserRefObjectCo(Wnd->spwndParent, &Ref);
lResult = co_IntSendMessage(UserHMGetHandle(Wnd->spwndParent), WM_APPCOMMAND, wParam, lParam);
UserDerefObjectCo(Wnd->spwndParent);
break;
case WM_CTLCOLORMSGBOX:
case WM_CTLCOLOREDIT:
case WM_CTLCOLORLISTBOX:
case WM_CTLCOLORBTN:
case WM_CTLCOLORDLG:
case WM_CTLCOLORSTATIC:
case WM_CTLCOLORSCROLLBAR:
return (LRESULT) DefWndControlColor((HDC)wParam, Msg - WM_CTLCOLORMSGBOX);
case WM_CTLCOLOR:
return (LRESULT) DefWndControlColor((HDC)wParam, HIWORD(lParam));
case WM_GETHOTKEY:
return DefWndGetHotKey(Wnd);
case WM_SETHOTKEY:
return DefWndSetHotKey(Wnd, wParam);
case WM_NCHITTEST:
{
POINT Point;
Point.x = GET_X_LPARAM(lParam);
Point.y = GET_Y_LPARAM(lParam);
return GetNCHitEx(Wnd, Point);
}
case WM_SYNCPAINT:
{
HRGN hRgn;
Wnd->state &= ~WNDS_SYNCPAINTPENDING;
ERR("WM_SYNCPAINT\n");
hRgn = IntSysCreateRectRgn(0, 0, 0, 0);
if (co_UserGetUpdateRgn(Wnd, hRgn, FALSE) != NULLREGION)
{
if (!wParam) wParam = (RDW_ERASENOW | RDW_ERASE | RDW_FRAME | RDW_ALLCHILDREN);
co_UserRedrawWindow(Wnd, NULL, hRgn, wParam);
}
GreDeleteObject(hRgn);
return 0;
}
case WM_SETREDRAW:
if (wParam)
{
if (!(Wnd->style & WS_VISIBLE))
{
IntSetStyle( Wnd, WS_VISIBLE, 0 );
Wnd->state |= WNDS_SENDNCPAINT;
}
}
else
{
if (Wnd->style & WS_VISIBLE)
{
co_UserRedrawWindow( Wnd, NULL, NULL, RDW_ALLCHILDREN | RDW_VALIDATE );
IntSetStyle( Wnd, 0, WS_VISIBLE );
}
}
return 0;
/* ReactOS only. */
case WM_CBT:
{
switch (wParam)
{
case HCBT_MOVESIZE:
{
RECTL rt;
if (lParam)
{
_SEH2_TRY
{
ProbeForRead((PVOID)lParam,
sizeof(RECT),
1);
RtlCopyMemory(&rt,
(PVOID)lParam,
sizeof(RECT));
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
lResult = 1;
}
_SEH2_END;
}
if (!lResult)
lResult = co_HOOK_CallHooks(WH_CBT, HCBT_MOVESIZE, (WPARAM)Wnd->head.h, lParam ? (LPARAM)&rt : 0);
}
break;
}
break;
}
break;
}
return lResult;
}
static DWORD FASTCALL
co_IntSetScrollInfo(PWND Window, INT nBar, LPCSCROLLINFO lpsi, BOOL bRedraw)
{
/*
* Update the scrollbar state and set action flags according to
* what has to be done graphics wise.
*/
LPSCROLLINFO Info;
PSCROLLBARINFO psbi;
UINT new_flags;
INT action = 0;
PSBDATA pSBData;
DWORD OldPos = 0;
BOOL bChangeParams = FALSE; /* Don't show/hide scrollbar if params don't change */
UINT MaxPage;
int MaxPos;
ASSERT_REFS_CO(Window);
if(!SBID_IS_VALID(nBar))
{
EngSetLastError(ERROR_INVALID_PARAMETER);
ERR("Trying to set scrollinfo for unknown scrollbar type %d", nBar);
return FALSE;
}
if(!co_IntCreateScrollBars(Window))
{
return FALSE;
}
if (lpsi->cbSize != sizeof(SCROLLINFO) &&
lpsi->cbSize != (sizeof(SCROLLINFO) - sizeof(lpsi->nTrackPos)))
{
EngSetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if (lpsi->fMask & ~(SIF_ALL | SIF_DISABLENOSCROLL | SIF_PREVIOUSPOS))
{
EngSetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
psbi = IntGetScrollbarInfoFromWindow(Window, nBar);
Info = IntGetScrollInfoFromWindow(Window, nBar);
pSBData = IntGetSBData(Window, nBar);
/* Set the page size */
if (lpsi->fMask & SIF_PAGE)
{
if (Info->nPage != lpsi->nPage)
{
Info->nPage = lpsi->nPage;
pSBData->page = lpsi->nPage;
bChangeParams = TRUE;
}
}
/* Set the scroll pos */
if (lpsi->fMask & SIF_POS)
{
if (Info->nPos != lpsi->nPos)
{
OldPos = Info->nPos;
Info->nPos = lpsi->nPos;
pSBData->pos = lpsi->nPos;
bChangeParams = TRUE;
}
}
/* Set the scroll range */
if (lpsi->fMask & SIF_RANGE)
{
if (lpsi->nMin > lpsi->nMax)
{
Info->nMin = lpsi->nMin;
Info->nMax = lpsi->nMin;
pSBData->posMin = lpsi->nMin;
pSBData->posMax = lpsi->nMin;
bChangeParams = TRUE;
}
else if (Info->nMin != lpsi->nMin || Info->nMax != lpsi->nMax)
{
Info->nMin = lpsi->nMin;
Info->nMax = lpsi->nMax;
pSBData->posMin = lpsi->nMin;
pSBData->posMax = lpsi->nMax;
bChangeParams = TRUE;
}
}
/* Make sure the page size is valid */
MaxPage = abs(Info->nMax - Info->nMin) + 1;
if (Info->nPage > MaxPage)
{
pSBData->page = Info->nPage = MaxPage;
}
/* Make sure the pos is inside the range */
MaxPos = Info->nMax + 1 - (int)max(Info->nPage, 1);
ASSERT(MaxPos >= Info->nMin);
if (Info->nPos < Info->nMin)
{
pSBData->pos = Info->nPos = Info->nMin;
}
else if (Info->nPos > MaxPos)
{
pSBData->pos = Info->nPos = MaxPos;
}
/*
* Don't change the scrollbar state if SetScrollInfo is just called
* with SIF_DISABLENOSCROLL
*/
if (!(lpsi->fMask & SIF_ALL))
{
//goto done;
return lpsi->fMask & SIF_PREVIOUSPOS ? OldPos : pSBData->pos;
}
/* Check if the scrollbar should be hidden or disabled */
if (lpsi->fMask & (SIF_RANGE | SIF_PAGE | SIF_DISABLENOSCROLL))
{
new_flags = Window->pSBInfo->WSBflags;
if (Info->nMin >= (int)(Info->nMax - max(Info->nPage - 1, 0)))
{
/* Hide or disable scroll-bar */
if (lpsi->fMask & SIF_DISABLENOSCROLL)
{
new_flags = ESB_DISABLE_BOTH;
bChangeParams = TRUE;
}
else if ((nBar != SB_CTL) && bChangeParams)
{
action = SA_SSI_HIDE;
}
}
else /* Show and enable scroll-bar only if no page only changed. */
if (lpsi->fMask != SIF_PAGE)
{
new_flags = ESB_ENABLE_BOTH;
if ((nBar != SB_CTL) && bChangeParams)
{
action |= SA_SSI_SHOW;
}
}
if (Window->pSBInfo->WSBflags != new_flags) /* Check arrow flags */
{
Window->pSBInfo->WSBflags = new_flags;
action |= SA_SSI_REPAINT_ARROWS;
}
}
//done:
if ( action & SA_SSI_HIDE )
{
co_UserShowScrollBar(Window, nBar, FALSE, FALSE);
}
else
{
if ( action & SA_SSI_SHOW )
if ( co_UserShowScrollBar(Window, nBar, TRUE, TRUE) )
return lpsi->fMask & SIF_PREVIOUSPOS ? OldPos : pSBData->pos; /* SetWindowPos() already did the painting */
if (bRedraw)
{ // FIXME: Arrows and interior.
RECTL UpdateRect = psbi->rcScrollBar;
UpdateRect.left -= Window->rcClient.left - Window->rcWindow.left;
UpdateRect.right -= Window->rcClient.left - Window->rcWindow.left;
UpdateRect.top -= Window->rcClient.top - Window->rcWindow.top;
UpdateRect.bottom -= Window->rcClient.top - Window->rcWindow.top;
co_UserRedrawWindow(Window, &UpdateRect, 0, RDW_INVALIDATE | RDW_FRAME);
} // FIXME: Arrows
/* else if( action & SA_SSI_REPAINT_ARROWS )
{
RECTL UpdateRect = psbi->rcScrollBar;
UpdateRect.left -= Window->rcClient.left - Window->rcWindow.left;
UpdateRect.right -= Window->rcClient.left - Window->rcWindow.left;
UpdateRect.top -= Window->rcClient.top - Window->rcWindow.top;
UpdateRect.bottom -= Window->rcClient.top - Window->rcWindow.top;
co_UserRedrawWindow(Window, &UpdateRect, 0, RDW_INVALIDATE | RDW_FRAME);
}
*/ }
/* Return current position */
return lpsi->fMask & SIF_PREVIOUSPOS ? OldPos : pSBData->pos;
}
static DWORD FASTCALL
co_IntSetScrollInfo(PWND Window, INT nBar, LPCSCROLLINFO lpsi, BOOL bRedraw)
{
/*
* Update the scrollbar state and set action flags according to
* what has to be done graphics wise.
*/
LPSCROLLINFO Info;
PSCROLLBARINFO psbi;
/* UINT new_flags;*/
BOOL bChangeParams = FALSE; /* don't show/hide scrollbar if params don't change */
ASSERT_REFS_CO(Window);
if(!SBID_IS_VALID(nBar))
{
EngSetLastError(ERROR_INVALID_PARAMETER);
ERR("Trying to set scrollinfo for unknown scrollbar type %d", nBar);
return FALSE;
}
if(!co_IntCreateScrollBars(Window))
{
return FALSE;
}
if (lpsi->cbSize != sizeof(SCROLLINFO) &&
lpsi->cbSize != (sizeof(SCROLLINFO) - sizeof(lpsi->nTrackPos)))
{
EngSetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if (lpsi->fMask & ~(SIF_ALL | SIF_DISABLENOSCROLL))
{
EngSetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
psbi = IntGetScrollbarInfoFromWindow(Window, nBar);
Info = IntGetScrollInfoFromWindow(Window, nBar);
/* Set the page size */
if (0 != (lpsi->fMask & SIF_PAGE))
{
if (Info->nPage != lpsi->nPage)
{
Info->nPage = lpsi->nPage;
bChangeParams = TRUE;
}
}
/* Set the scroll pos */
if (0 != (lpsi->fMask & SIF_POS))
{
if (Info->nPos != lpsi->nPos)
{
Info->nPos = lpsi->nPos;
}
}
/* Set the scroll range */
if (0 != (lpsi->fMask & SIF_RANGE))
{
/* Invalid range -> range is set to (0,0) */
if (lpsi->nMin > lpsi->nMax ||
0x80000000 <= (UINT)(lpsi->nMax - lpsi->nMin))
{
Info->nMin = 0;
Info->nMax = 0;
bChangeParams = TRUE;
}
else if (Info->nMin != lpsi->nMin || Info->nMax != lpsi->nMax)
{
Info->nMin = lpsi->nMin;
Info->nMax = lpsi->nMax;
bChangeParams = TRUE;
}
}
/* Make sure the page size is valid */
if (Info->nMax - Info->nMin + 1 < Info->nPage)
{
Info->nPage = Info->nMax - Info->nMin + 1;
}
/* Make sure the pos is inside the range */
if (Info->nPos < Info->nMin)
{
Info->nPos = Info->nMin;
}
else if (Info->nPos > Info->nMax - max(Info->nPage - 1, 0))
{
Info->nPos = Info->nMax - max(Info->nPage - 1, 0);
}
/*
* Don't change the scrollbar state if SetScrollInfo is just called
* with SIF_DISABLENOSCROLL
*/
if (0 == (lpsi->fMask & SIF_ALL))
{
return Info->nPos;
}
/* Check if the scrollbar should be hidden or disabled */
if (0 != (lpsi->fMask & (SIF_RANGE | SIF_PAGE | SIF_DISABLENOSCROLL)))
{
if (Info->nMin >= (int)(Info->nMax - max(Info->nPage - 1, 0)))
{
/* Hide or disable scroll-bar */
if (0 != (lpsi->fMask & SIF_DISABLENOSCROLL))
{
/* new_flags = ESB_DISABLE_BOTH;*/
}
else if ((nBar != SB_CTL) && bChangeParams)
{
co_UserShowScrollBar(Window, nBar, FALSE);
return Info->nPos;
}
}
else /* Show and enable scroll-bar */
{
/* new_flags = 0;*/
if ((nBar != SB_CTL) && bChangeParams)
{
co_UserShowScrollBar(Window, nBar, TRUE);
}
}
#if 0
if (infoPtr->flags != new_flags) /* check arrow flags */
{
infoPtr->flags = new_flags;
*Action |= SA_SSI_REPAINT_ARROWS;
}
#endif
}
if (bRedraw)
{
RECTL UpdateRect = psbi->rcScrollBar;
UpdateRect.left -= Window->rcClient.left - Window->rcWindow.left;
UpdateRect.right -= Window->rcClient.left - Window->rcWindow.left;
UpdateRect.top -= Window->rcClient.top - Window->rcWindow.top;
UpdateRect.bottom -= Window->rcClient.top - Window->rcWindow.top;
co_UserRedrawWindow(Window, &UpdateRect, 0, RDW_INVALIDATE | RDW_FRAME);
}
/* Return current position */
return Info->nPos;
}
