X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4506b42ce9ad4d6ef9c4eb2650df84fd9eb4f031..11e3c6ef36393fb5863ea2f9601d8facd73acb12:/include/wx/msw/window.h

diff --git a/include/wx/msw/window.h b/include/wx/msw/window.h
index 6526461c31..564f78f2d7 100644
--- a/include/wx/msw/window.h
+++ b/include/wx/msw/window.h
@@ -345,7 +345,8 @@ public:
 
     bool HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags);
     bool HandleMouseMove(int x, int y, WXUINT flags);
-    bool HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam);
+    bool HandleMouseWheel(wxMouseWheelAxis axis,
+                          WXWPARAM wParam, WXLPARAM lParam);
 
     bool HandleChar(WXWPARAM wParam, WXLPARAM lParam);
     bool HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam);
@@ -409,6 +410,17 @@ public:
     // weird wxToolBar case and MSWGetBgBrushForChild() itself is used by
     // MSWGetBgBrush() to actually find the right brush to use.
 
+    // Adjust the origin for the brush returned by MSWGetBgBrushForChild().
+    //
+    // This needs to be overridden for scrolled windows to ensure that the
+    // scrolling of their associated DC is taken into account.
+    //
+    // Both parameters must be non-NULL.
+    virtual void MSWAdjustBrushOrg(int* WXUNUSED(xOrg),
+                                   int* WXUNUSED(yOrg)) const
+    {
+    }
+
     // The brush returned from here must remain valid at least until the next
     // event loop iteration. Returning 0, as is done by default, indicates
     // there is no custom background brush.