fixed whelp bar

[helm.git] / helm / matita / matitaMisc.mli

diff --git a/helm/matita/matitaMisc.mli b/helm/matita/matitaMisc.mli
index afaa631a08f01646e773aa505301c710db2718d3..3731bd1a615204955dbade3806ed6d7e623f37f1 100644 (file)
--- a/helm/matita/matitaMisc.mli
+++ b/helm/matita/matitaMisc.mli
@@ -1,4 +1,4 @@
-(* Copyright (C) 2004, HELM Team.
+(* Copyright (C) 2004-2005, HELM Team.
  * 
  * This file is part of HELM, an Hypertextual, Electronic
  * Library of Mathematics, developed at the Computer Science
@@ -40,9 +40,13 @@ val append_phrase_sep: string -> string
 
 val strip_trailing_blanks: string -> string
 
+  (** @raise Failure *)
+val unopt: 'a option -> 'a
+
   (** Gdome.element of a MathML document whose rendering should be blank. Used
   * by cicBrowser to render "about:blank" document *)
-val empty_mathml: Gdome.element
+val empty_mathml: unit -> Gdome.document
+val empty_boxml: unit -> Gdome.document
 
 exception History_failure
 
@@ -55,6 +59,8 @@ class type ['a] history =
     method previous : 'a    (** @raise History_failure *)
     method load: 'a memento -> unit
     method save: 'a memento
+    method is_begin: bool 
+    method is_end: bool 
   end
 
   (** shell like history: new items added at the end of the history
@@ -66,3 +72,18 @@ class shell_history : int -> [string] history
   * @param first element in history (this history is never empty) *)
 class ['a] browser_history: ?memento:'a memento -> int -> 'a -> ['a] history
 
+  (** create a singleton from a given function. Given function is invoked the
+  * first time it gets called. Next invocation will return first value *)
+val singleton: (unit -> 'a) -> (unit -> 'a)
+
+  (** create a directory, building also parents if needed
+  * @raise Failure when unable to create some directory *)
+val mkdir: string -> unit
+
+val qualify: MatitaTypes.status -> string -> string
+
+val get_proof_status: MatitaTypes.status -> ProofEngineTypes.status
+val get_proof_metasenv: MatitaTypes.status ->  Cic.metasenv
+val get_proof_context: MatitaTypes.status -> Cic.context 
+val get_proof_aliases: MatitaTypes.status -> DisambiguateTypes.environment 
+