// controls by default inherit the colours of their parents, if a
// particular control class doesn't want to do it, it can override
// ShouldInheritColours() to return false
virtual bool ShouldInheritColours() const { return true; }
// controls by default inherit the colours of their parents, if a
// particular control class doesn't want to do it, it can override
// ShouldInheritColours() to return false
virtual bool ShouldInheritColours() const { return true; }