static void DoChangeForegroundColour(WXWindow widget, wxColour& foregroundColour);
static void DoChangeBackgroundColour(WXWindow widget, wxColour& backgroundColour, bool changeArmColour = FALSE);
static void DoChangeForegroundColour(WXWindow widget, wxColour& foregroundColour);
static void DoChangeBackgroundColour(WXWindow widget, wxColour& backgroundColour, bool changeArmColour = FALSE);