-when the window is resized. It is called implicitly by SetSizer but
-if you use SetConstraints you should call it manually or otherwise the
-window layout won't be correctly updated when its size changes.", "");
+when the window is resized. lease note that this only happens for the
+windows usually used to contain children, namely `wx.Panel` and
+`wx.TopLevelWindow` (and the classes deriving from them).
+
+This method is called implicitly by `SetSizer` but if you use
+`SetConstraints` you should call it manually or otherwise the window
+layout won't be correctly updated when its size changes.", "");