you may forget about calling @e Set(). When @e Get() is called and there
is no current object, it will create one using @e Create() function. To
disable this behaviour @e DontCreateOnDemand() is provided.
- @b Note: You should use either @e Set() or @e Get() because wxWidgets
+ @note You should use either @e Set() or @e Get() because wxWidgets
library itself would take advantage of it and could save various information
in it. For example wxFontMapper or Unix version
of wxFileDialog have the ability to use wxConfig class.