src/Pure/PIDE/isabelle_document.ML
changeset 45672 a497c5d4a523
parent 45666 d83797ef0d2d
equal deleted inserted replaced
45671:1c769a2a2421 45672:a497c5d4a523
       
     1 (*  Title:      Pure/PIDE/isabelle_document.ML
       
     2     Author:     Makarius
       
     3 
       
     4 Protocol message formats for interactive Isar documents.
       
     5 *)
       
     6 
       
     7 structure Isabelle_Document: sig end =
       
     8 struct
       
     9 
       
    10 val _ =
       
    11   Isabelle_Process.add_command "Isabelle_Document.define_command"
       
    12     (fn [id, name, text] =>
       
    13       Document.change_state (Document.define_command (Document.parse_id id) name text));
       
    14 
       
    15 val _ =
       
    16   Isabelle_Process.add_command "Isabelle_Document.cancel_execution"
       
    17     (fn [] => ignore (Document.cancel_execution (Document.state ())));
       
    18 
       
    19 val _ =
       
    20   Isabelle_Process.add_command "Isabelle_Document.update_perspective"
       
    21     (fn [old_id_string, new_id_string, name, ids_yxml] => Document.change_state (fn state =>
       
    22       let
       
    23         val old_id = Document.parse_id old_id_string;
       
    24         val new_id = Document.parse_id new_id_string;
       
    25         val ids = YXML.parse_body ids_yxml
       
    26           |> let open XML.Decode in list int end;
       
    27 
       
    28         val _ = Future.join_tasks (Document.cancel_execution state);
       
    29       in
       
    30         state
       
    31         |> Document.update_perspective old_id new_id name ids
       
    32         |> Document.execute new_id
       
    33       end));
       
    34 
       
    35 val _ =
       
    36   Isabelle_Process.add_command "Isabelle_Document.update"
       
    37     (fn [old_id_string, new_id_string, edits_yxml] => Document.change_state (fn state =>
       
    38       let
       
    39         val old_id = Document.parse_id old_id_string;
       
    40         val new_id = Document.parse_id new_id_string;
       
    41         val edits =
       
    42           YXML.parse_body edits_yxml |>
       
    43             let open XML.Decode in
       
    44               list (pair string
       
    45                 (variant
       
    46                  [fn ([], []) => Document.Clear,
       
    47                   fn ([], a) => Document.Edits (list (pair (option int) (option int)) a),
       
    48                   fn ([], a) =>
       
    49                     Document.Header
       
    50                       (Exn.Res
       
    51                         (triple (pair string string) (list string) (list (pair string bool)) a)),
       
    52                   fn ([a], []) => Document.Header (Exn.Exn (ERROR a)),
       
    53                   fn (a, []) => Document.Perspective (map int_atom a)]))
       
    54             end;
       
    55 
       
    56         val running = Document.cancel_execution state;
       
    57         val (assignment, state1) = Document.update old_id new_id edits state;
       
    58         val _ = Future.join_tasks running;
       
    59         val _ =
       
    60           Output.raw_message Isabelle_Markup.assign_execs
       
    61             ((new_id, assignment) |>
       
    62               let open XML.Encode
       
    63               in pair int (pair (list (pair int (option int))) (list (pair string (option int)))) end
       
    64               |> YXML.string_of_body);
       
    65         val state2 = Document.execute new_id state1;
       
    66       in state2 end));
       
    67 
       
    68 val _ =
       
    69   Isabelle_Process.add_command "Isabelle_Document.remove_versions"
       
    70     (fn [versions_yxml] => Document.change_state (fn state =>
       
    71       let
       
    72         val versions =
       
    73           YXML.parse_body versions_yxml |>
       
    74             let open XML.Decode in list int end;
       
    75         val state1 = Document.remove_versions versions state;
       
    76         val _ = Output.raw_message Isabelle_Markup.removed_versions versions_yxml;
       
    77       in state1 end));
       
    78 
       
    79 val _ =
       
    80   Isabelle_Process.add_command "Isabelle_Document.invoke_scala"
       
    81     (fn [id, tag, res] => Invoke_Scala.fulfill_method id tag res);
       
    82 
       
    83 end;
       
    84