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(* Title: Pure/ProofGeneral/preferences.ML
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ID: $Id$
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Author: David Aspinall and Markus Wenzel
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User preferences for Isabelle which are maintained by the interface.
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*)
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signature PREFERENCES =
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sig
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type pgiptype = PgipTypes.pgiptype
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type isa_preference = { name: string,
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descr: string,
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default: string,
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pgiptype: pgiptype,
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get: unit -> string,
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set: string -> unit }
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val preferences : (string * isa_preference list) list
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end
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structure Preferences : PREFERENCES =
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struct
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val thm_depsN = "thm_deps"; (* also in proof_general_pgip.ML: move to pgip_isabelle? *)
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type pgiptype = PgipTypes.pgiptype
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type isa_preference = { name: string,
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descr: string,
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default: string,
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pgiptype: pgiptype,
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get: unit -> string,
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set: string -> unit }
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fun mkpref get set typ nm descr =
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{ name=nm, descr=descr, pgiptype=typ, get=get, set=set, default=get() } : isa_preference
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fun mkpref_from_ref read write typ r nm descr =
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mkpref (fn()=> read (!r)) (fn v=> r:= (write v)) typ nm descr
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val int_pref =
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mkpref_from_ref PgipTypes.int_to_pgstring (PgipTypes.read_pgipint (NONE,NONE))
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(PgipTypes.Pgipint (NONE, NONE))
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val nat_pref =
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mkpref_from_ref PgipTypes.int_to_pgstring PgipTypes.read_pgipnat PgipTypes.Pgipnat
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val bool_pref =
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mkpref_from_ref PgipTypes.bool_to_pgstring PgipTypes.read_pgipbool PgipTypes.Pgipbool
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val proof_pref =
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let
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fun get () = PgipTypes.bool_to_pgstring (! proofs >= 2)
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fun set s = proofs := (if (PgipTypes.read_pgipbool s) then 1 else 2)
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in
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mkpref get set PgipTypes.Pgipbool "full-proofs"
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"Record full proof objects internally"
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end
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val thm_deps_pref =
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let
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fun get () = PgipTypes.bool_to_pgstring (Output.has_mode thm_depsN)
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fun set s = if (PgipTypes.read_pgipbool s) then
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change print_mode (insert (op =) thm_depsN)
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else
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change print_mode (remove (op =) thm_depsN)
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in
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mkpref get set PgipTypes.Pgipbool "theorem-dependencies"
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"Track theorem dependencies within Proof General"
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end
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val print_depth_pref =
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let
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val pg_print_depth_val = ref 10
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fun get () = PgipTypes.int_to_pgstring (! pg_print_depth_val)
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fun setn n = (print_depth n; pg_print_depth_val := n)
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val set = setn o PgipTypes.read_pgipnat
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in
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mkpref get set PgipTypes.Pgipbool "print-depth" "Setting for the ML print depth"
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end
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val display_preferences =
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[bool_pref show_types
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"show-types"
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"Include types in display of Isabelle terms",
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bool_pref show_sorts
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"show-sorts"
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"Include sorts in display of Isabelle terms",
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bool_pref show_consts
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"show-consts"
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"Show types of consts in Isabelle goal display",
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bool_pref long_names
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"long-names"
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"Show fully qualified names in Isabelle terms",
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bool_pref show_brackets
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"show-brackets"
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"Show full bracketing in Isabelle terms",
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bool_pref Proof.show_main_goal
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"show-main-goal"
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"Show main goal in proof state display",
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bool_pref Syntax.eta_contract
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"eta-contract"
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"Print terms eta-contracted"]
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val advanced_display_preferences =
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[nat_pref goals_limit
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"goals-limit"
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"Setting for maximum number of goals printed",
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int_pref ProofContext.prems_limit
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"prems-limit"
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"Setting for maximum number of premises printed",
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print_depth_pref,
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bool_pref show_question_marks
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"show-question-marks"
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"Show leading question mark of variable name"]
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val tracing_preferences =
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[bool_pref trace_simp
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"trace-simplifier"
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"Trace simplification rules.",
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nat_pref trace_simp_depth_limit
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"trace-simplifier-depth"
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"Trace simplifier depth limit.",
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bool_pref trace_rules
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"trace-rules"
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"Trace application of the standard rules",
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bool_pref Pattern.trace_unify_fail
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"trace-unification"
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"Output error diagnostics during unification",
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bool_pref Output.timing
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"global-timing"
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"Whether to enable timing in Isabelle.",
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bool_pref Output.show_debug_msgs
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"debug-messages"
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"Whether to show debugging messages."]
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val proof_preferences =
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[bool_pref quick_and_dirty
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"quick-and-dirty"
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"Take a few short cuts",
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bool_pref Toplevel.skip_proofs
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"skip-proofs"
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"Ignore proof scripts (interactive-only)"]
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val preferences =
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[("Display", display_preferences),
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("Advanced Display", advanced_display_preferences),
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("Tracing", tracing_preferences),
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("Proof", proof_preferences)]
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end
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