michael sephton wrote:
>>>> i want the window that the button was on
>>>> to be closed. How do i do this?
>>>
>>> Tell the first window to hide() itself as part of the button's
>>> callback.
>>
>> i have tried that but how do i reference the windows pointer, i cant just do
>> hide();
>
> You can access a pointer to the window within the button callback
> by setting the second argument of the button callback function as a pointer
> to the window. [..]
Right -- that's what the callback's 'user data' is for.
If you're new to callbacks and user data, this is also described
in the latter part of the fltk 'hello world' video:
http://seriss.com/people/erco/fltk-videos/
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