Enable variadic macros for VC9 and later.

[wxWidgets.git] / src / msw / window.cpp

diff --git a/src/msw/window.cpp b/src/msw/window.cpp
index bf197f2e1609eb9b2f30506eb694661b1f161eff..44af1d50bea4acc6f0ecf763edcadd79035a5a5c 100644 (file)
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -2898,9 +2898,13 @@ wxWindowMSW::MSWHandleMessage(WXLRESULT *result,
 
 #if wxUSE_MOUSEWHEEL
         case WM_MOUSEWHEEL:
-            processed = HandleMouseWheel(wParam, lParam);
+            processed = HandleMouseWheel(wxMOUSE_WHEEL_VERTICAL, wParam, lParam);
             break;
-#endif
+
+        case WM_MOUSEHWHEEL:
+            processed = HandleMouseWheel(wxMOUSE_WHEEL_HORIZONTAL, wParam, lParam);
+            break;
+#endif // wxUSE_MOUSEWHEEL
 
         case WM_LBUTTONDOWN:
         case WM_LBUTTONUP:
@@ -5551,7 +5555,9 @@ bool wxWindowMSW::HandleMouseMove(int x, int y, WXUINT flags)
 }
 
 
-bool wxWindowMSW::HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam)
+bool
+wxWindowMSW::HandleMouseWheel(wxMouseWheelAxis axis,
+                              WXWPARAM wParam, WXLPARAM lParam)
 {
 #if wxUSE_MOUSEWHEEL
     // notice that WM_MOUSEWHEEL position is in screen coords (as it's
@@ -5564,6 +5570,7 @@ bool wxWindowMSW::HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam)
     InitMouseEvent(event, pt.x, pt.y, LOWORD(wParam));
     event.m_wheelRotation = (short)HIWORD(wParam);
     event.m_wheelDelta = WHEEL_DELTA;
+    event.m_wheelAxis = axis;
 
     static int s_linesPerRotation = -1;
     if ( s_linesPerRotation == -1 )
@@ -7205,6 +7212,14 @@ wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
     pt2.y = pt.y;
 
     HWND hWnd = ::WindowFromPoint(pt2);
+    if ( hWnd )
+    {
+        // WindowFromPoint() ignores the disabled children but we're supposed
+        // to take them into account, so check if we have a child at this
+        // coordinate.
+        ::ScreenToClient(hWnd, &pt2);
+        hWnd = ::ChildWindowFromPointEx(hWnd, pt2, CWP_SKIPINVISIBLE);
+    }
 
     return wxGetWindowFromHWND((WXHWND)hWnd);
 }