BOOL FASTCALL
co_IntMouseActivateWindow(PWND Wnd)
{
HWND Top;
PWND TopWindow;
USER_REFERENCE_ENTRY Ref;
ASSERT_REFS_CO(Wnd);
if(Wnd->style & WS_DISABLED)
{
BOOL Ret;
PWND TopWnd;
PWND DesktopWindow = UserGetWindowObject(IntGetDesktopWindow());
if(DesktopWindow)
{
Top = IntFindChildWindowToOwner(DesktopWindow, Wnd);
if((TopWnd = UserGetWindowObject(Top)))
{
UserRefObjectCo(TopWnd, &Ref);
Ret = co_IntMouseActivateWindow(TopWnd);
UserDerefObjectCo(TopWnd);
return Ret;
}
}
return FALSE;
}
TopWindow = UserGetAncestor(Wnd, GA_ROOT);
if (!TopWindow) return FALSE;
/* TMN: Check return valud from this function? */
UserRefObjectCo(TopWindow, &Ref);
co_IntSetForegroundAndFocusWindow(TopWindow, Wnd, TRUE);
UserDerefObjectCo(TopWindow);
return TRUE;
}
BOOL
FASTCALL
UserRegisterUserApiHook(
PUNICODE_STRING pstrDllName,
PUNICODE_STRING pstrFuncName)
{
PTHREADINFO pti, ptiCurrent;
HWND *List;
PWND DesktopWindow, pwndCurrent;
ULONG i;
PPROCESSINFO ppiCsr;
pti = PsGetCurrentThreadWin32Thread();
ppiCsr = PsGetProcessWin32Process(gpepCSRSS);
/* Fail if the api hook is already registered */
if(gpsi->dwSRVIFlags & SRVINFO_APIHOOK)
{
return FALSE;
}
TRACE("UserRegisterUserApiHook. Server PID: %p\n", PsGetProcessId(pti->ppi->peProcess));
/* Register the api hook */
gpsi->dwSRVIFlags |= SRVINFO_APIHOOK;
strUahModule = *pstrDllName;
strUahInitFunc = *pstrFuncName;
ppiUahServer = pti->ppi;
/* Broadcast an internal message to every top level window */
DesktopWindow = UserGetWindowObject(IntGetDesktopWindow());
List = IntWinListChildren(DesktopWindow);
if (List != NULL)
{
for (i = 0; List[i]; i++)
{
pwndCurrent = UserGetWindowObject(List[i]);
if(pwndCurrent == NULL)
{
continue;
}
ptiCurrent = pwndCurrent->head.pti;
/* FIXME: The first check is a reactos specific hack for system threads */
if(PsIsSystemProcess(ptiCurrent->ppi->peProcess) ||
ptiCurrent->ppi == ppiCsr)
{
continue;
}
co_MsqSendMessageAsync( ptiCurrent,
0,
WH_APIHOOK,
FALSE, /* Load the module */
0,
NULL,
0,
FALSE,
MSQ_INJECTMODULE);
}
ExFreePoolWithTag(List, USERTAG_WINDOWLIST);
}
return TRUE;
}
VOID
FASTCALL
DceUpdateVisRgn(DCE *Dce, PWND Window, ULONG Flags)
{
PREGION RgnVisible = NULL;
ULONG DcxFlags;
PWND DesktopWindow;
if (Flags & DCX_PARENTCLIP)
{
PWND Parent;
Parent = Window->spwndParent;
if (!Parent)
{
RgnVisible = NULL;
goto noparent;
}
if (Parent->style & WS_CLIPSIBLINGS)
{
DcxFlags = DCX_CLIPSIBLINGS |
(Flags & ~(DCX_CLIPCHILDREN | DCX_WINDOW));
}
else
{
DcxFlags = Flags & ~(DCX_CLIPSIBLINGS | DCX_CLIPCHILDREN | DCX_WINDOW);
}
RgnVisible = DceGetVisRgn(Parent, DcxFlags, Window->head.h, Flags);
}
else if (Window == NULL)
{
DesktopWindow = UserGetWindowObject(IntGetDesktopWindow());
if (NULL != DesktopWindow)
{
RgnVisible = IntSysCreateRectpRgnIndirect(&DesktopWindow->rcWindow);
}
else
{
RgnVisible = NULL;
}
}
else
{
RgnVisible = DceGetVisRgn(Window, Flags, 0, 0);
}
noparent:
if (Flags & DCX_INTERSECTRGN)
{
PREGION RgnClip = NULL;
if (Dce->hrgnClip != NULL)
RgnClip = REGION_LockRgn(Dce->hrgnClip);
if (RgnClip)
{
IntGdiCombineRgn(RgnVisible, RgnVisible, RgnClip, RGN_AND);
REGION_UnlockRgn(RgnClip);
}
else
{
if (RgnVisible != NULL)
{
REGION_Delete(RgnVisible);
}
RgnVisible = IntSysCreateRectpRgn(0, 0, 0, 0);
}
}
else if ((Flags & DCX_EXCLUDERGN) && Dce->hrgnClip != NULL)
{
PREGION RgnClip = REGION_LockRgn(Dce->hrgnClip);
IntGdiCombineRgn(RgnVisible, RgnVisible, RgnClip, RGN_DIFF);
REGION_UnlockRgn(RgnClip);
}
Dce->DCXFlags &= ~DCX_DCEDIRTY;
GdiSelectVisRgn(Dce->hDC, RgnVisible);
/* Tell GDI driver */
if (Window)
IntEngWindowChanged(Window, WOC_RGN_CLIENT);
if (RgnVisible != NULL)
{
REGION_Delete(RgnVisible);
}
}
VOID FASTCALL
co_IntSendActivateMessages(HWND hWndPrev, HWND hWnd, BOOL MouseActivate)
{
USER_REFERENCE_ENTRY Ref, RefPrev;
PWND Window, WindowPrev = NULL;
if ((Window = UserGetWindowObject(hWnd)))
{
UserRefObjectCo(Window, &Ref);
WindowPrev = UserGetWindowObject(hWndPrev);
if (WindowPrev) UserRefObjectCo(WindowPrev, &RefPrev);
/* Send palette messages */
if (co_IntPostOrSendMessage(hWnd, WM_QUERYNEWPALETTE, 0, 0))
{
UserSendNotifyMessage( HWND_BROADCAST,
WM_PALETTEISCHANGING,
(WPARAM)hWnd,
0);
}
if (Window->spwndPrev != NULL)
co_WinPosSetWindowPos(Window, HWND_TOP, 0, 0, 0, 0,
SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOSENDCHANGING);
if (!Window->spwndOwner && !IntGetParent(Window))
{
co_IntShellHookNotify(HSHELL_WINDOWACTIVATED, (LPARAM) hWnd);
}
if (Window)
{ // Set last active for window and it's owner.
Window->hWndLastActive = hWnd;
if (Window->spwndOwner)
Window->spwndOwner->hWndLastActive = hWnd;
Window->state |= WNDS_ACTIVEFRAME;
}
if (WindowPrev)
WindowPrev->state &= ~WNDS_ACTIVEFRAME;
if (Window && WindowPrev)
{
PWND cWindow;
HWND *List, *phWnd;
HANDLE OldTID = IntGetWndThreadId(WindowPrev);
HANDLE NewTID = IntGetWndThreadId(Window);
TRACE("SendActiveMessage Old -> %x, New -> %x\n", OldTID, NewTID);
if (Window->style & WS_MINIMIZE)
{
TRACE("Widow was minimized\n");
}
if (OldTID != NewTID)
{
List = IntWinListChildren(UserGetWindowObject(IntGetDesktopWindow()));
if (List)
{
for (phWnd = List; *phWnd; ++phWnd)
{
cWindow = UserGetWindowObject(*phWnd);
if (cWindow && (IntGetWndThreadId(cWindow) == OldTID))
{ // FALSE if the window is being deactivated,
// ThreadId that owns the window being activated.
co_IntSendMessageNoWait(*phWnd, WM_ACTIVATEAPP, FALSE, (LPARAM)NewTID);
}
}
for (phWnd = List; *phWnd; ++phWnd)
{
cWindow = UserGetWindowObject(*phWnd);
if (cWindow && (IntGetWndThreadId(cWindow) == NewTID))
{ // TRUE if the window is being activated,
// ThreadId that owns the window being deactivated.
co_IntSendMessageNoWait(*phWnd, WM_ACTIVATEAPP, TRUE, (LPARAM)OldTID);
}
}
ExFreePool(List);
}
}
UserDerefObjectCo(WindowPrev); // Now allow the previous window to die.
}
UserDerefObjectCo(Window);
/* FIXME: IntIsWindow */
co_IntSendMessageNoWait(hWnd, WM_NCACTIVATE, (WPARAM)(hWnd == UserGetForegroundWindow()), 0);
/* FIXME: WA_CLICKACTIVE */
co_IntSendMessageNoWait(hWnd, WM_ACTIVATE,
MAKEWPARAM(MouseActivate ? WA_CLICKACTIVE : WA_ACTIVE,
Window->style & WS_MINIMIZE),
(LPARAM)hWndPrev);
}
}
