src/Pure/PIDE/protocol.ML
changeset 45709 87017fcbad83
parent 45672 a497c5d4a523
child 46119 0d7172a7672c
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/Pure/PIDE/protocol.ML	Thu Dec 01 14:29:14 2011 +0100
     1.3 @@ -0,0 +1,84 @@
     1.4 +(*  Title:      Pure/PIDE/protocol.ML
     1.5 +    Author:     Makarius
     1.6 +
     1.7 +Protocol message formats for interactive proof documents.
     1.8 +*)
     1.9 +
    1.10 +structure Protocol: sig end =
    1.11 +struct
    1.12 +
    1.13 +val _ =
    1.14 +  Isabelle_Process.add_command "Document.define_command"
    1.15 +    (fn [id, name, text] =>
    1.16 +      Document.change_state (Document.define_command (Document.parse_id id) name text));
    1.17 +
    1.18 +val _ =
    1.19 +  Isabelle_Process.add_command "Document.cancel_execution"
    1.20 +    (fn [] => ignore (Document.cancel_execution (Document.state ())));
    1.21 +
    1.22 +val _ =
    1.23 +  Isabelle_Process.add_command "Document.update_perspective"
    1.24 +    (fn [old_id_string, new_id_string, name, ids_yxml] => Document.change_state (fn state =>
    1.25 +      let
    1.26 +        val old_id = Document.parse_id old_id_string;
    1.27 +        val new_id = Document.parse_id new_id_string;
    1.28 +        val ids = YXML.parse_body ids_yxml
    1.29 +          |> let open XML.Decode in list int end;
    1.30 +
    1.31 +        val _ = Future.join_tasks (Document.cancel_execution state);
    1.32 +      in
    1.33 +        state
    1.34 +        |> Document.update_perspective old_id new_id name ids
    1.35 +        |> Document.execute new_id
    1.36 +      end));
    1.37 +
    1.38 +val _ =
    1.39 +  Isabelle_Process.add_command "Document.update"
    1.40 +    (fn [old_id_string, new_id_string, edits_yxml] => Document.change_state (fn state =>
    1.41 +      let
    1.42 +        val old_id = Document.parse_id old_id_string;
    1.43 +        val new_id = Document.parse_id new_id_string;
    1.44 +        val edits =
    1.45 +          YXML.parse_body edits_yxml |>
    1.46 +            let open XML.Decode in
    1.47 +              list (pair string
    1.48 +                (variant
    1.49 +                 [fn ([], []) => Document.Clear,
    1.50 +                  fn ([], a) => Document.Edits (list (pair (option int) (option int)) a),
    1.51 +                  fn ([], a) =>
    1.52 +                    Document.Header
    1.53 +                      (Exn.Res
    1.54 +                        (triple (pair string string) (list string) (list (pair string bool)) a)),
    1.55 +                  fn ([a], []) => Document.Header (Exn.Exn (ERROR a)),
    1.56 +                  fn (a, []) => Document.Perspective (map int_atom a)]))
    1.57 +            end;
    1.58 +
    1.59 +        val running = Document.cancel_execution state;
    1.60 +        val (assignment, state1) = Document.update old_id new_id edits state;
    1.61 +        val _ = Future.join_tasks running;
    1.62 +        val _ =
    1.63 +          Output.raw_message Isabelle_Markup.assign_execs
    1.64 +            ((new_id, assignment) |>
    1.65 +              let open XML.Encode
    1.66 +              in pair int (pair (list (pair int (option int))) (list (pair string (option int)))) end
    1.67 +              |> YXML.string_of_body);
    1.68 +        val state2 = Document.execute new_id state1;
    1.69 +      in state2 end));
    1.70 +
    1.71 +val _ =
    1.72 +  Isabelle_Process.add_command "Document.remove_versions"
    1.73 +    (fn [versions_yxml] => Document.change_state (fn state =>
    1.74 +      let
    1.75 +        val versions =
    1.76 +          YXML.parse_body versions_yxml |>
    1.77 +            let open XML.Decode in list int end;
    1.78 +        val state1 = Document.remove_versions versions state;
    1.79 +        val _ = Output.raw_message Isabelle_Markup.removed_versions versions_yxml;
    1.80 +      in state1 end));
    1.81 +
    1.82 +val _ =
    1.83 +  Isabelle_Process.add_command "Document.invoke_scala"
    1.84 +    (fn [id, tag, res] => Invoke_Scala.fulfill_method id tag res);
    1.85 +
    1.86 +end;
    1.87 +