1. wxFileDataObject fixes from Ricky Gonzales - seems to work, so demo added

to the dnd sample and documented
2. wxLogTextCtrl gets status messages too (were just eaten)
3. wxWindow::Enable() goes down recursively
4. attempts at fixing wxButton::SetBackgroundColour() - didn't work :-(


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4350 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/window.cpp

@@ -372,6 +372,15 @@ bool wxWindow::Enable(bool enable)
     if ( hWnd )
         ::EnableWindow(hWnd, (BOOL)enable);
 
+    wxWindowList::Node *node = GetChildren().GetFirst();
+    while ( node )
+    {
+        wxWindow *child = node->GetData();
+        child->Enable(enable);
+
+        node = node->GetNext();
+    }
+
     return TRUE;
 }