> class Control
> {
> public:
> virtual void set_value(int) = 0;
> virtual int get_value() const = 0;
> static void cb(Control*, void*); // callback gets id
> };
>
BTW, I am getting a warning here:
widget.H:11: warning: âclass Controlâ has virtual functions but non-virtual
destructor
How would I get rid of that? :) I tried googling but most answers i've found
where like "turn warnings off". :o
Jan
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