aboutsummaryrefslogtreecommitdiffhomepage
path: root/ide/wg_Command.ml
blob: 3fcb7ce49e5e5e1492f28bfef383058682702884 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
(************************************************************************)
(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016     *)
(*   \VV/  **************************************************************)
(*    //   *      This file is distributed under the terms of the       *)
(*         *       GNU Lesser General Public License Version 2.1        *)
(************************************************************************)

open Preferences

class command_window name coqtop coqops =
  let frame = Wg_Detachable.detachable
    ~title:(Printf.sprintf "Query pane (%s)" name) () in
  let _ = frame#hide in
  let _ = GtkData.AccelGroup.create () in
  let notebook =
    GPack.notebook ~height:200 ~scrollable:true ~packing:frame#add () in
  let _ = frame#connect#attached ~callback:(fun _ ->
    notebook#misc#set_size_request ~height:200 ()) in
  let _ = frame#connect#detached ~callback:(fun _ ->
    notebook#misc#set_size_request ~width:600 ~height:500 ();
    notebook#misc#grab_focus ()) in

object(self)
  val frame = frame

  val notebook = notebook

  (* We need access to coqops in order to place queries in the proper
     document stint. This should remove access from this module to the
     low-level Coq one. *)
  val coqops = coqops

  method pack_in (f : GObj.widget -> unit) = f frame#coerce

  val mutable new_page : GObj.widget = (GMisc.label ())#coerce

  val mutable views = []

  method private new_page_maker =
    let page = notebook#append_page
      (GMisc.label ~text:"No query" ())#coerce in
    let page = notebook#get_nth_page page in
    let b = GButton.button () in
    b#add (Ideutils.stock_to_widget ~size:(`CUSTOM(12,12)) `NEW);
    ignore(b#connect#clicked ~callback:self#new_query);
    notebook#set_page ~tab_label:b#coerce page;
    new_page <- page

  method new_query ?command ?term () = self#new_query_aux ?command ?term ()

  method private new_query_aux ?command ?term ?(grab_now=true) () =
    let frame = GBin.frame ~shadow_type:`NONE () in
    ignore(notebook#insert_page ~pos:(notebook#page_num new_page) frame#coerce);
    let new_tab_lbl text =
      let hbox = GPack.hbox ~homogeneous:false () in
      ignore(GMisc.label ~width:100 ~ellipsize:`END ~text ~packing:hbox#pack());
      let b = GButton.button ~packing:hbox#pack () in
      ignore(b#connect#clicked ~callback:(fun () ->
        views <-
          List.filter (fun (f,_,_) -> f#get_oid <> frame#coerce#get_oid) views;
        notebook#remove_page (notebook#page_num frame#coerce)));
      b#add (Ideutils.stock_to_widget ~size:(`CUSTOM(12,10)) `CLOSE);
      hbox#coerce in
    notebook#set_page ~tab_label:(new_tab_lbl "New query") frame#coerce;
    notebook#goto_page (notebook#page_num frame#coerce);
    let vbox = GPack.vbox ~homogeneous:false ~packing:frame#add () in
    let combo, entry, ok_b =
      let bar =
        GButton.toolbar ~style:`ICONS ~packing:(vbox#pack ~expand:false) () in
      let bar_add ~expand w =
        let item = GButton.tool_item ~expand () in
        item#add w#coerce;
        bar#insert item in
      let combo, _ =
        GEdit.combo_box_entry_text ~strings:Coq_commands.state_preserving () in
      combo#entry#set_text "Search";
      let entry = GEdit.entry () in
      entry#misc#set_can_default true;
      let ok_b = GButton.button () in
      ok_b#add (Ideutils.stock_to_widget `OK);
      bar_add ~expand:false combo;
      bar_add ~expand:true entry;
      bar_add ~expand:false ok_b;
      combo, entry, ok_b in
    let r_bin =
      GBin.scrolled_window
	~vpolicy:`AUTOMATIC
	~hpolicy:`AUTOMATIC
	~packing:(vbox#pack ~fill:true ~expand:true) () in
    let result = GText.view ~packing:r_bin#add () in
    views <- (frame#coerce, result, combo#entry) :: views;
    let cb clr = result#misc#modify_base [`NORMAL, `NAME clr] in
    let _ = background_color#connect#changed cb in
    let _ = result#misc#connect#realize (fun () -> cb background_color#get) in
    let cb ft = result#misc#modify_font (Pango.Font.from_string ft) in
    stick text_font result cb;
    result#misc#set_can_focus true; (* false causes problems for selection *)
    result#set_editable false;
    let callback () =
      let com = combo#entry#text in
      let arg = entry#text in
      if Str.string_match (Str.regexp "^ *$") (com^arg) 0 then () else
      let phrase =
        if Str.string_match (Str.regexp "\\. *$") com 0 then com
        else com ^ " " ^ arg ^" . "
      in
      let process =
        (* We need to adapt this to route_id and redirect to the result buffer below *)
        coqops#raw_coq_query phrase
        (*
	Coq.bind (Coq.query (phrase,sid)) (function
          | Interface.Fail (_,l,str) ->
            let width = Ideutils.textview_width result in
            Ideutils.insert_xml result#buffer (Richpp.richpp_of_pp width str);
            notebook#set_page ~tab_label:(new_tab_lbl "Error") frame#coerce;
	    Coq.return ()
          | Interface.Good res ->
            result#buffer#insert res;
            notebook#set_page ~tab_label:(new_tab_lbl arg) frame#coerce;
	    Coq.return ())
         *)
      in
      result#buffer#set_text ("Result for command " ^ phrase ^ ":\n");
      Coq.try_grab coqtop process ignore
    in
    ignore (combo#entry#connect#activate ~callback);
    ignore (ok_b#connect#clicked ~callback);
    begin match command with
      | None -> ()
      | Some c -> combo#entry#set_text c
    end;
    begin match term with
      | None -> ()
      | Some t -> entry#set_text t
    end;
    combo#entry#misc#grab_focus ();
    if grab_now then entry#misc#grab_default ();
    ignore (entry#connect#activate ~callback);
    ignore (combo#entry#connect#activate ~callback);
    ignore (combo#entry#event#connect#key_press ~callback:(fun ev ->
      if GdkEvent.Key.keyval ev = GdkKeysyms._Tab then
        (entry#misc#grab_focus ();true)
      else false))

  method show =
    frame#show;
    let cur_page = notebook#get_nth_page notebook#current_page in
    let _, _, e =
      List.find (fun (p,_,_) -> p#get_oid == cur_page#get_oid) views in
    e#misc#grab_focus ()

  method hide =
    frame#hide

  method visible =
    frame#visible

  method private refresh_color clr =
    let clr = Tags.color_of_string clr in
    let iter (_,view,_) = view#misc#modify_base [`NORMAL, `COLOR clr] in
    List.iter iter views

  initializer
    self#new_page_maker;
    self#new_query_aux ~grab_now:false ();
    frame#misc#hide ();
    let _ = background_color#connect#changed self#refresh_color in
    self#refresh_color background_color#get;
    ignore(notebook#event#connect#key_press ~callback:(fun ev ->
      if GdkEvent.Key.keyval ev = GdkKeysyms._Escape then (self#hide; true)
      else false
    ));

end