Some work on tabbing and menu accels,

Added a missing "Activate()" to docvwmdi sample.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4271 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/spinctrl.cpp

@@ -97,6 +97,7 @@ bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id,
                         const wxString& name)
 {
     m_needParent = TRUE;
+    m_acceptsFocus = TRUE;
 
     wxSize new_size = size;
     if (new_size.y == -1)