OK thank you! That's great news.
Matt
On Tue, Oct 23, 2018 at 12:17 PM Antonio Scuri <antonio.sc...@gmail.com> wrote:
>
> Hi,
>
> It is OK to use that. Actually they were designed to help bindings and
> development environments.
>
> They were created after the Lua bindings, so We don't use yet, but I intend
> to use them in the future, specially for the callbacks.
>
> Best,
> Scuri
>
>
> Em ter, 23 de out de 2018 às 13:50, Matthew Kennedy <burnsid...@gmail.com>
> escreveu:
>>
>> I'm attempting to build a pleasant FFI binding to IUP for Common Lisp.
>> I think I can create macros to create functions for controls that have
>> the IUP attribute and callback names as Lisp keyword arguments, which
>> would be great, because in a Lisp environment, keyword args can be
>> displayed and auto-completed etc. e.g. a button create would look like
>> this:
>>
>> (iup:button :title "Press This" :action (callback (handle)
>> iup:+iup-default+)
>>
>> My first attempt was mostly manual, but I've since discovered I can
>> get a lot of metadata from IUP itself. e.g. (in pseudo C-ish)
>>
>> class = iupRegisterFindClass("button");
>> table = class->attrib_func;
>> for (attrib = iupTableFirst(table); attrib != NULL; attrib =
>> iupTableNext(table) {
>> iupClassRegisterGetAttribute(class, attrib, get, set,
>> default_value, default, system, flag);
>> ...
>> }
>>
>> I can use this approach to generate the Lisp bindings with IUP
>> class-specific attribute keyword argument lists, defaults values, and
>> even correctly defined callbacks using the information in the
>> default_value field for callback attributes (e.g. "iiiis" for
>> BUTTON_CB).
>>
>> However, I'm concerned that I'm starting to depend on IUP internals
>> (e.g. with ITable's fields).
>>
>> Is it unwise to build an FFI binding based on knowing about ITable to
>> get the attributes for a class? It doesn't seem to be documented as
>> part of the Internal IUP SDK which lead me to ask here.
>>
>> Matt
>>
>>
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>> Iup-users@lists.sourceforge.net
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>
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