/* Ported from WINE20020904 (SCROLL_ShowScrollBar) */
DWORD FASTCALL
co_UserShowScrollBar(PWND Wnd, int nBar, BOOL fShowH, BOOL fShowV)
{
ULONG old_style, set_bits = 0, clear_bits = 0;
ASSERT_REFS_CO(Wnd);
switch(nBar)
{
case SB_CTL:
{
//IntUpdateSBInfo(Wnd, SB_CTL); // Is this needed? Was tested w/o!
co_WinPosShowWindow(Wnd, fShowH ? SW_SHOW : SW_HIDE);
return TRUE;
}
case SB_BOTH:
case SB_HORZ:
if (fShowH) set_bits |= WS_HSCROLL;
else clear_bits |= WS_HSCROLL;
if( nBar == SB_HORZ ) break;
/* Fall through */
case SB_VERT:
if (fShowV) set_bits |= WS_VSCROLL;
else clear_bits |= WS_VSCROLL;
break;
default:
EngSetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
old_style = IntSetStyle( Wnd, set_bits, clear_bits );
if ((old_style & clear_bits) != 0 || (old_style & set_bits) != set_bits)
{
///// Is this needed? Was tested w/o!
//if (Wnd->style & WS_HSCROLL) IntUpdateSBInfo(Wnd, SB_HORZ);
//if (Wnd->style & WS_VSCROLL) IntUpdateSBInfo(Wnd, SB_VERT);
/////
/* Frame has been changed, let the window redraw itself */
co_WinPosSetWindowPos(Wnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED | SWP_NOSENDCHANGING);
return TRUE;
}
return FALSE;
}
/*
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;
}
/* Ported from WINE20020904 (SCROLL_ShowScrollBar) */
DWORD FASTCALL
co_UserShowScrollBar(PWND Wnd, int wBar, DWORD bShow)
{
DWORD Style, OldStyle;
ASSERT_REFS_CO(Wnd);
switch(wBar)
{
case SB_HORZ:
Style = WS_HSCROLL;
break;
case SB_VERT:
Style = WS_VSCROLL;
break;
case SB_BOTH:
Style = WS_HSCROLL | WS_VSCROLL;
break;
case SB_CTL:
Style = 0;
break;
default:
EngSetLastError(ERROR_INVALID_PARAMETER);
return( FALSE);
}
if(!co_IntCreateScrollBars(Wnd))
{
return( FALSE);
}
if (wBar == SB_CTL)
{
IntUpdateSBInfo(Wnd, SB_CTL);
co_WinPosShowWindow(Wnd, bShow ? SW_SHOW : SW_HIDE);
return( TRUE);
}
OldStyle = Wnd->style;
if(bShow)
Wnd->style |= Style;
else
Wnd->style &= ~Style;
if(Wnd->style != OldStyle)
{
if(Wnd->style & WS_HSCROLL)
IntUpdateSBInfo(Wnd, SB_HORZ);
if(Wnd->style & WS_VSCROLL)
IntUpdateSBInfo(Wnd, SB_VERT);
if(Wnd->style & WS_VISIBLE)
{
/* Frame has been changed, let the window redraw itself */
co_WinPosSetWindowPos(Wnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED | SWP_NOSENDCHANGING);
}
}
return( TRUE);
}
