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|
(************************************************************************)
(* * The Coq Proof Assistant / The Coq Development Team *)
(* v * INRIA, CNRS and contributors - Copyright 1999-2018 *)
(* <O___,, * (see CREDITS file for the list of authors) *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(* * (see LICENSE file for the text of the license) *)
(************************************************************************)
open Preferences
class command_window name coqtop coqops router =
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
let route_id =
let r = ref 0 in
fun () -> incr r; !r 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 route_id = route_id () in
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 () ->
router#delete_route route_id;
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 = Wg_MessageView.message_view () in
router#register_route route_id result;
r_bin#add_with_viewport (result :> GObj.widget);
views <- (frame#coerce, result, combo#entry) :: views;
let cb clr = result#misc#modify_base [`NORMAL, `NAME clr] in
let _ = background_color#connect#changed ~callback:cb in
let _ = result#misc#connect#realize ~callback:(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 *)
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 =
let next = function
| Interface.Fail (_, _, err) ->
let err = Ideutils.validate err in
result#set err;
notebook#set_page ~tab_label:(new_tab_lbl "Error") frame#coerce;
Coq.return ()
| Interface.Good () ->
notebook#set_page ~tab_label:(new_tab_lbl arg) frame#coerce;
Coq.return ()
in
coqops#raw_coq_query ~route_id ~next phrase
in
result#set (Pp.str ("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
match List.find (fun (p,_,_) -> p#get_oid == cur_page#get_oid) views with
| (_, _, e) -> e#misc#grab_focus ()
| exception Not_found -> ()
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 ~callback: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
|
