activating DrawRectangle optimization

[wxWidgets.git] / include / wx / msw / window.h

diff --git a/include/wx/msw/window.h b/include/wx/msw/window.h
index 95a9d722060f5e81061f61c2daa8592baea30d91..b465d05814e35d226364759208f0b42c7cb1a6b3 100644 (file)
--- 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 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);
 
     bool HandleChar(WXWPARAM wParam, WXLPARAM lParam);
     bool HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam);


@@ -467,7 +468,13 @@ public:
     // This should be overridden to return true for the controls which have
     // themed background that should through their children. Currently only
     // wxNotebook uses this.
     // This should be overridden to return true for the controls which have
     // themed background that should through their children. Currently only
     // wxNotebook uses this.

-    virtual bool MSWHasInheritableBackground() const { return false; }
+    //
+    // The base class version already returns true if we have a solid
+    // background colour that should be propagated to our children.
+    virtual bool MSWHasInheritableBackground() const
+    {
+        return InheritsBackgroundColour();
+    }

 
 #if !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
     #define wxHAS_MSW_BACKGROUND_ERASE_HOOK
 
 #if !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
     #define wxHAS_MSW_BACKGROUND_ERASE_HOOK