See external documentation: wxPaletteChangedEvent.
See also the message variant #wxPaletteChanged{} event record type.
This class is derived (and can use functions) from:
wxEvent
setChangedWindow(This::wxPaletteChangedEvent(), Win::wxWindow() (see module wxWindow)) -> ok
getChangedWindow(This::wxPaletteChangedEvent()) -> wxWindow() (see module wxWindow)