LRESULT DefWndNCPaint(HWND hWnd, HRGN hRgn, BOOL Active);
LRESULT DefWndNCCalcSize(HWND hWnd, BOOL CalcSizeStruct, RECT *Rect);
-LRESULT DefWndNCActivate(HWND hWnd, WPARAM wParam);
+LRESULT DefWndNCActivate(HWND hWnd, WPARAM wParam, LPARAM lParam);
LRESULT DefWndNCHitTest(HWND hWnd, POINT Point);
LRESULT DefWndNCLButtonDown(HWND hWnd, WPARAM wParam, LPARAM lParam);
LRESULT DefWndNCLButtonDblClk(HWND hWnd, WPARAM wParam, LPARAM lParam);
case WM_NCACTIVATE:
{
- return DefWndNCActivate(hWnd, wParam);
+ return DefWndNCActivate(hWnd, wParam, lParam);
}
case WM_NCHITTEST:
if (hRgn != HRGN_WINDOW)
DeleteObject(hRgn); // We use DCX_KEEPCLIPRGN
- return 0;
+ return 0; // For WM_NCPAINT message, return 0.
}
LRESULT
}
LRESULT
-DefWndNCActivate(HWND hWnd, WPARAM wParam)
+DefWndNCActivate(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
- DefWndNCPaint(hWnd, HRGN_WINDOW, wParam);
+ PWND Wnd = ValidateHwnd(hWnd);
+
+ if (!Wnd) return 0;
+
+ /* Lotus Notes draws menu descriptions in the caption of its main
+ * window. When it wants to restore original "system" view, it just
+ * sends WM_NCACTIVATE message to itself. Any optimizations here in
+ * attempt to minimize redrawings lead to a not restored caption.
+ */
+ if (wParam)
+ NtUserxSetWindowState(Wnd, WNDSACTIVEFRAME);
+ else
+ NtUserxClearWindowState(Wnd, WNDSACTIVEFRAME);
+
+ if (Wnd->state & WNDS_NONCPAINT)
+ return 0;
+
+ /* This isn't documented but is reproducible in at least XP SP2 and
+ * Outlook 2007 depends on it
+ */
+ // MSDN:
+ // If this parameter is set to -1, DefWindowProc does not repaint the
+ // nonclient area to reflect the state change.
+ if (lParam != -1)
+ {
+ DefWndNCPaint(hWnd, HRGN_WINDOW, wParam);
+ }
return TRUE;
}
{
if (GetMessageW(&Msg, 0, WM_MOUSEFIRST, WM_MOUSELAST) <= 0)
break;
+ if (CallMsgFilterW( &Msg, MSGF_MAX )) continue;
if (Msg.message == WM_LBUTTONUP)
break;
ReleaseCapture();
ReleaseDC(hWnd, WindowDC);
if (Pressed)
- SendMessageW(hWnd, WM_SYSCOMMAND, SCMsg, 0);
+ SendMessageW(hWnd, WM_SYSCOMMAND, SCMsg, MAKELONG(Msg.pt.x,Msg.pt.y));
}