becca.monster
Measure the width of text in the terminal and build simple layouts!
update tui_ffi platform with the things we've learned
author
Joshua Reusch
date
(Oct 20, 2024, 3:28 PM +0200)
commit
e0c705f0
e0c705f0cee99c5d366ae124fcdcea0d498aee74
parent
9bf6f702
9bf6f7028a475ca11c0c5921a737f30743d1d918
+4
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test/tui_ffi.erl
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test/tui_ffi.erl
···
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%%
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%% To be able to exit properly on CTRL+C, you have to invoke erlang with the +Bc flag:
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%%
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%% erl -pa ./build/dev/erlang/string_width/ebin -pa ./build/dev/erlang/gleam_stdlib/ebin -pa ./build/dev/erlang/gleeunit/ebin -pa build/dev/erlang/filepath/ebin/ -pa build/dev/erlang/simplifile/ebin/ +Bc -noshell -s human_rights main -s init stop
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%% ERL_FLAGS="+Bc" gleam run -m human_rights
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%%
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%% Just `gleam run` also works, but will bring up the break handler menu on CTRL+C.
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%% If you abort, your terminal will still be somewhat broken; a `reset` fixes that.
···
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loop(State, OnResize, OnData, View) ->
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%% io:put_chars(<<"\e[0;0H"/utf8>>),
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io:put_chars(string:replace(View(State), <<"\n"/utf8>>, <<"\r\n"/utf8>>, all)),
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%% io:put_chars(unicode:characters_to_binary(integer_to_list(os:system_time()))),
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receive
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{ data, Chars } ->
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case handle_input(Chars, State, OnData) of
···
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end.
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handle_input(<<>>, State, _OnData) -> State;
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%% handle_input(<<3, _rest/bits>>, _State, _OnData) -> stop;
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handle_input(<<3, _rest/bits>>, _State, _OnData) -> stop;
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handle_input(<<"q"/utf8, _rest/bits>>, _State, _OnData) -> stop;
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handle_input(Rest, State, OnData) -> OnData(State, Rest).
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···
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handle_call(_Request, State) ->
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{ok, ok, State}.
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terminate(_Args, {Pid} = State) ->
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Pid ! { signal, sigint },
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terminate(_Args, _State) ->
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ok.