/*
* @implemented
*/
BOOL WINAPI
DrawCaption(HWND hWnd, HDC hDC, LPCRECT lprc, UINT uFlags)
{
BOOL Hook, Ret = FALSE;
LoadUserApiHook();
Hook = BeginIfHookedUserApiHook();
/* Bypass SEH and go direct. */
if (!Hook) return NtUserDrawCaption(hWnd, hDC, lprc, uFlags);
_SEH2_TRY
{
Ret = guah.DrawCaption(hWnd, hDC, lprc, uFlags);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
}
_SEH2_END;
EndUserApiHook();
return Ret;
}
/*
* FIXME:
* - Drawing of WS_BORDER after scrollbars
* - Correct drawing of size-box
*/
LRESULT
DefWndNCPaint(HWND hWnd, HRGN hRgn, BOOL Active)
{
HDC hDC;
DWORD Style, ExStyle;
HWND Parent;
RECT ClientRect, WindowRect, CurrentRect, TempRect;
if (!IsWindowVisible(hWnd))
return 0;
Style = GetWindowLongPtrW(hWnd, GWL_STYLE);
hDC = GetDCEx(hWnd, hRgn, DCX_WINDOW | DCX_INTERSECTRGN | DCX_USESTYLE | DCX_KEEPCLIPRGN);
if (hDC == 0)
{
return 0;
}
Parent = GetParent(hWnd);
ExStyle = GetWindowLongPtrW(hWnd, GWL_EXSTYLE);
if (Active == -1)
{
if (ExStyle & WS_EX_MDICHILD)
{
Active = IsChild(GetForegroundWindow(), hWnd);
if (Active)
Active = (hWnd == (HWND)SendMessageW(Parent, WM_MDIGETACTIVE, 0, 0));
}
else
{
Active = (GetForegroundWindow() == hWnd);
}
}
GetWindowRect(hWnd, &WindowRect);
GetClientRect(hWnd, &ClientRect);
CurrentRect.top = CurrentRect.left = 0;
CurrentRect.right = WindowRect.right - WindowRect.left;
CurrentRect.bottom = WindowRect.bottom - WindowRect.top;
/* Draw outer edge */
if (UserHasWindowEdge(Style, ExStyle))
{
DrawEdge(hDC, &CurrentRect, EDGE_RAISED, BF_RECT | BF_ADJUST);
} else
if (ExStyle & WS_EX_STATICEDGE)
{
#if 0
DrawEdge(hDC, &CurrentRect, BDR_SUNKENINNER, BF_RECT | BF_ADJUST | BF_FLAT);
#else
SelectObject(hDC, GetSysColorBrush(COLOR_BTNSHADOW));
PatBlt(hDC, CurrentRect.left, CurrentRect.top, CurrentRect.right - CurrentRect.left, 1, PATCOPY);
PatBlt(hDC, CurrentRect.left, CurrentRect.top, 1, CurrentRect.bottom - CurrentRect.top, PATCOPY);
SelectObject(hDC, GetSysColorBrush(COLOR_BTNHIGHLIGHT));
PatBlt(hDC, CurrentRect.left, CurrentRect.bottom - 1, CurrentRect.right - CurrentRect.left, 1, PATCOPY);
PatBlt(hDC, CurrentRect.right - 1, CurrentRect.top, 1, CurrentRect.bottom - CurrentRect.top, PATCOPY);
InflateRect(&CurrentRect, -1, -1);
#endif
}
/* Firstly the "thick" frame */
if ((Style & WS_THICKFRAME) && !(Style & WS_MINIMIZE))
{
LONG Width =
(GetSystemMetrics(SM_CXFRAME) - GetSystemMetrics(SM_CXDLGFRAME)) *
GetSystemMetrics(SM_CXBORDER);
LONG Height =
(GetSystemMetrics(SM_CYFRAME) - GetSystemMetrics(SM_CYDLGFRAME)) *
GetSystemMetrics(SM_CYBORDER);
SelectObject(hDC, GetSysColorBrush(Active ? COLOR_ACTIVEBORDER :
COLOR_INACTIVEBORDER));
/* Draw frame */
PatBlt(hDC, CurrentRect.left, CurrentRect.top, CurrentRect.right - CurrentRect.left, Height, PATCOPY);
PatBlt(hDC, CurrentRect.left, CurrentRect.top, Width, CurrentRect.bottom - CurrentRect.top, PATCOPY);
#ifdef __REACTOS__
PatBlt(hDC, CurrentRect.left, CurrentRect.bottom - 1, CurrentRect.right - CurrentRect.left, -Height, PATCOPY);
PatBlt(hDC, CurrentRect.right - 1, CurrentRect.top, -Width, CurrentRect.bottom - CurrentRect.top, PATCOPY);
#else
PatBlt(hDC, CurrentRect.left, CurrentRect.bottom, CurrentRect.right - CurrentRect.left, -Height, PATCOPY);
PatBlt(hDC, CurrentRect.right, CurrentRect.top, -Width, CurrentRect.bottom - CurrentRect.top, PATCOPY);
#endif
InflateRect(&CurrentRect, -Width, -Height);
}
/* Now the other bit of the frame */
if (Style & (WS_DLGFRAME | WS_BORDER) || ExStyle & WS_EX_DLGMODALFRAME)
{
DWORD Width = GetSystemMetrics(SM_CXBORDER);
DWORD Height = GetSystemMetrics(SM_CYBORDER);
SelectObject(hDC, GetSysColorBrush(
(ExStyle & (WS_EX_DLGMODALFRAME | WS_EX_CLIENTEDGE)) ? COLOR_3DFACE :
(ExStyle & WS_EX_STATICEDGE) ? COLOR_WINDOWFRAME :
(Style & (WS_DLGFRAME | WS_THICKFRAME)) ? COLOR_3DFACE :
COLOR_WINDOWFRAME));
/* Draw frame */
PatBlt(hDC, CurrentRect.left, CurrentRect.top, CurrentRect.right - CurrentRect.left, Height, PATCOPY);
PatBlt(hDC, CurrentRect.left, CurrentRect.top, Width, CurrentRect.bottom - CurrentRect.top, PATCOPY);
#ifdef __REACTOS__
PatBlt(hDC, CurrentRect.left, CurrentRect.bottom - 1, CurrentRect.right - CurrentRect.left, -Height, PATCOPY);
PatBlt(hDC, CurrentRect.right - 1, CurrentRect.top, -Width, CurrentRect.bottom - CurrentRect.top, PATCOPY);
#else
PatBlt(hDC, CurrentRect.left, CurrentRect.bottom, CurrentRect.right - CurrentRect.left, -Height, PATCOPY);
PatBlt(hDC, CurrentRect.right, CurrentRect.top, -Width, CurrentRect.bottom - CurrentRect.top, PATCOPY);
#endif
InflateRect(&CurrentRect, -Width, -Height);
}
/* Draw caption */
if ((Style & WS_CAPTION) == WS_CAPTION)
{
DWORD CaptionFlags = DC_ICON | DC_TEXT | DC_BUTTONS;
HPEN PreviousPen;
BOOL Gradient = FALSE;
if(SystemParametersInfoW(SPI_GETGRADIENTCAPTIONS, 0, &Gradient, 0) && Gradient)
{
CaptionFlags |= DC_GRADIENT;
}
TempRect = CurrentRect;
if (Active)
{
CaptionFlags |= DC_ACTIVE;
}
if (ExStyle & WS_EX_TOOLWINDOW)
{
CaptionFlags |= DC_SMALLCAP;
TempRect.bottom = TempRect.top + GetSystemMetrics(SM_CYSMCAPTION) - 1;
CurrentRect.top += GetSystemMetrics(SM_CYSMCAPTION);
}
else
{
TempRect.bottom = TempRect.top + GetSystemMetrics(SM_CYCAPTION) - 1;
CurrentRect.top += GetSystemMetrics(SM_CYCAPTION);
}
NtUserDrawCaption(hWnd, hDC, &TempRect, CaptionFlags);
/* Draw buttons */
if (Style & WS_SYSMENU)
{
UserDrawCaptionButton(hWnd, &TempRect, Style, ExStyle, hDC, FALSE, DFCS_CAPTIONCLOSE);
if ((Style & (WS_MAXIMIZEBOX | WS_MINIMIZEBOX)) && !(ExStyle & WS_EX_TOOLWINDOW))
{
UserDrawCaptionButton(hWnd, &TempRect, Style, ExStyle, hDC, FALSE, DFCS_CAPTIONMIN);
UserDrawCaptionButton(hWnd, &TempRect, Style, ExStyle, hDC, FALSE, DFCS_CAPTIONMAX);
}
}
if(!(Style & WS_MINIMIZE))
{
/* Line under caption */
PreviousPen = SelectObject(hDC, GetStockObject(DC_PEN));
SetDCPenColor(hDC, GetSysColor(
((ExStyle & (WS_EX_STATICEDGE | WS_EX_CLIENTEDGE |
WS_EX_DLGMODALFRAME)) == WS_EX_STATICEDGE) ?
COLOR_WINDOWFRAME : COLOR_3DFACE));
MoveToEx(hDC, TempRect.left, TempRect.bottom, NULL);
LineTo(hDC, TempRect.right, TempRect.bottom);
SelectObject(hDC, PreviousPen);
}
}
if(!(Style & WS_MINIMIZE))
{
HMENU menu = GetMenu(hWnd);
/* Draw menu bar */
if (menu && !(Style & WS_CHILD))
{
TempRect = CurrentRect;
TempRect.bottom = TempRect.top + (UINT)NtUserxSetMenuBarHeight(menu, 0);
CurrentRect.top += MenuDrawMenuBar(hDC, &TempRect, hWnd, FALSE);
}
if (ExStyle & WS_EX_CLIENTEDGE)
{
DrawEdge(hDC, &CurrentRect, EDGE_SUNKEN, BF_RECT | BF_ADJUST);
}
/* Draw the scrollbars */
if ((Style & WS_VSCROLL) && (Style & WS_HSCROLL) &&
IntIsScrollBarVisible(hWnd, OBJID_VSCROLL) && IntIsScrollBarVisible(hWnd, OBJID_HSCROLL))
{
RECT ParentClientRect;
TempRect = CurrentRect;
if (ExStyle & WS_EX_LEFTSCROLLBAR)
TempRect.right = TempRect.left + GetSystemMetrics(SM_CXVSCROLL);
else
TempRect.left = TempRect.right - GetSystemMetrics(SM_CXVSCROLL);
TempRect.top = TempRect.bottom - GetSystemMetrics(SM_CYHSCROLL);
FillRect(hDC, &TempRect, GetSysColorBrush(COLOR_BTNFACE));
/* FIXME: Correct drawing of size-box with WS_EX_LEFTSCROLLBAR */
if(Parent)
GetClientRect(Parent, &ParentClientRect);
if (HASSIZEGRIP(Style, ExStyle, GetWindowLongPtrW(Parent, GWL_STYLE), WindowRect, ParentClientRect))
{
DrawFrameControl(hDC, &TempRect, DFC_SCROLL, DFCS_SCROLLSIZEGRIP);
}
IntDrawScrollBar(hWnd, hDC, SB_VERT);
IntDrawScrollBar(hWnd, hDC, SB_HORZ);
}
else
{
if (Style & WS_VSCROLL && IntIsScrollBarVisible(hWnd, OBJID_VSCROLL))
IntDrawScrollBar(hWnd, hDC, SB_VERT);
else if (Style & WS_HSCROLL && IntIsScrollBarVisible(hWnd, OBJID_HSCROLL))
IntDrawScrollBar(hWnd, hDC, SB_HORZ);
}
}
ReleaseDC(hWnd, hDC);
if (hRgn != HRGN_WINDOW)
DeleteObject(hRgn); // We use DCX_KEEPCLIPRGN
return 0; // For WM_NCPAINT message, return 0.
}
/*
RealUserDrawCaption: This function is passed through RegisterUserApiHook to uxtheme
to call it when the classic caption is needed to be drawn.
*/
BOOL WINAPI
RealUserDrawCaption(HWND hWnd, HDC hDC, LPCRECT lpRc, UINT uFlags)
{
ERR("Real DC flags %08x\n",uFlags);
return NtUserDrawCaption(hWnd, hDC, lpRc, uFlags);
}
