Document wxBitmapToggleButton, add update UI event in Base class for all toggle buttons

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@50563 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/valgen.cpp

@@ -121,6 +121,7 @@ bool wxGenericValidator::TransferToWindow(void)
         }
     } else
 #endif
+
 #if wxUSE_TOGGLEBTN
     if (m_validatorWindow->IsKindOf(CLASSINFO(wxToggleButton)) )
     {
@@ -131,6 +132,17 @@ bool wxGenericValidator::TransferToWindow(void)
             return true;
         }
     } else
+#if defined(__WXMAC__) || defined(__WXGTK20__)
+    if (m_validatorWindow->IsKindOf(CLASSINFO(wxBitmapToggleButton)) )
+    {
+        wxBitmapToggleButton * pControl = (wxBitmapToggleButton *) m_validatorWindow;
+        if (m_pBool)
+        {
+            pControl->SetValue(*m_pBool);
+            return true;
+        }
+    } else
+#endif
 #endif
 
     // int controls