[erlang-questions] wxErlang and wxWidgets 3.0
Mon Nov 18 14:59:27 CET 2013
+1. There's also a newer, asynchronous X library called XCB, used for
example by the "awesome" window manager, that might be a nice fit for
On 18/11/2013 13:55, Michael Turner wrote:
> Segfaults, geez. Maybe this is dangerous topic drift, but whatever
> happened to Joe's EX11 idea? Erlang talking straight to X Server in
> raw X protocol packets always seemed like a good semantic match to me.
> I have to wonder whether all the X toolkits written over the years
> might have been better coded in Erlang.
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> On Mon, Nov 18, 2013 at 4:52 PM, Sergei Golovan <> wrote:
>> Hi Dan,
>> On Fri, Nov 15, 2013 at 1:14 PM, Dan Gudmundsson <> wrote:
>>> The intention is that is should work with both. But I only test it
>>> I personally try to link against 3.0, or rather their master branch, when
>>> doing development.
>> Good to hear that.
>>> But we don't support newer functionality, and some erlang code may need to
>>> be rewritten
>>> to work on both 2.8 and 3.0, btw SUSE 10 and thus wxWidgets 2.6 is still
>>> used here internally, sigh.
>> It's not really about the newer functionality, the old one is fine as
>> long as it works.
>>> I have not noticed the notebook problem, don't know if that is a wxWidgets
>>> problem or a demo problem.
>> I did a closer look at the demos and tried to run applications which
>> use wxErlang. There are a few minor bugs and one segfault
>> 1) aui page in demo: after you drag'n'drop tab over the other tab to
>> rearrange them the latter tab label stops reacting to the mouse clicks
>> (I can't bring it to the front by clicking on it).
>> 2) choices page in demo: wxChoice control shows empty label on start
>> (in 2.8 it shows "one").
>> 3) notebook page in demo: Background color is not showed (this one
>> I've mentioned earlier).
>> 4) Segfault of dialyzer. dialyzer --wx segfaults immediately after I
>> click any of the "Add", "Add Dir", or "Add Recursively" button. It
>> works fine with 2.8.
>> I don't know if these bugs are wxErlang or wxWidgets bugs though. But
>> the last one is not good...
>> Sergei Golovan
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Ivan A. Uemlianin PhD
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