X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=helm%2FDEVEL%2Flablgtk%2Flablgtk_20000829-0.1.0%2FgUtil.mli;fp=helm%2FDEVEL%2Flablgtk%2Flablgtk_20000829-0.1.0%2FgUtil.mli;h=0000000000000000000000000000000000000000;hp=cd88d8697e6218931db97b5eaaebd0de0cde7a39;hb=869549224eef6278a48c16ae27dd786376082b38;hpb=89262281b6e83bd2321150f81f1a0583645eb0c8

diff --git a/helm/DEVEL/lablgtk/lablgtk_20000829-0.1.0/gUtil.mli b/helm/DEVEL/lablgtk/lablgtk_20000829-0.1.0/gUtil.mli
deleted file mode 100644
index cd88d8697..000000000
--- a/helm/DEVEL/lablgtk/lablgtk_20000829-0.1.0/gUtil.mli
+++ /dev/null
@@ -1,109 +0,0 @@
-(* $Id$ *)
-
-open GObj
-
-(* The memo class provides an easy way to remember the real class of
-   a widget.
-   Insert all widgets of class in one single t memo, and you can then
-   recover their original ML object with #find.
-*)
-
-class ['a] memo : unit ->
-  object
-    constraint 'a = #widget
-    val tbl : (int, 'a) Hashtbl.t
-    method add : 'a -> unit
-    method find : widget -> 'a
-    method remove : widget -> unit
-  end
-
-(* The ML signal mechanism allows one to add GTK-like signals to
-   arbitrary objects.
-*)
-
-val next_callback_id : unit -> GtkSignal.id
-
-class ['a] signal :
-  unit ->
-  object
-    val mutable callbacks : (GtkSignal.id * ('a -> unit)) list
-    method callbacks : (GtkSignal.id * ('a -> unit)) list
-    method call : 'a -> unit
-    method connect : after:bool -> callback:('a -> unit) -> GtkSignal.id
-    method disconnect : GtkSignal.id -> bool
-  end
-(* As with GTK signals, you can use [GtkSignal.stop_emit] inside a
-   callback to prevent other callbacks from being called. *)
-
-class virtual ml_signals : (GtkSignal.id -> bool) list ->
-  object ('a)
-    val after : bool
-    method after : 'a
-    method disconnect : GtkSignal.id -> unit
-    val mutable disconnectors : (GtkSignal.id -> bool) list
-  end
-class virtual add_ml_signals :
-  'a Gtk.obj -> (GtkSignal.id -> bool) list ->
-  object
-    method disconnect : GtkSignal.id -> unit
-    val mutable disconnectors : (GtkSignal.id -> bool) list
-  end
-
-(* To add ML signals to a LablGTK object:
-
-   class mywidget_signals obj ~mysignal1 ~mysignal2 = object
-     inherit somewidget_signals obj
-     inherit add_ml_signals obj [mysignal1#disconnect; mysignal2#disconnect]
-     method mysignal1 = mysignal1#connect ~after
-     method mysignal2 = mysignal2#connect ~after
-   end
-
-   class mywidget obj = object (self)
-     inherit somewidget obj
-     val mysignal1 = new signal obj
-     val mysignal2 = new signal obj
-     method connect = new mywidget_signals obj ~mysignal1 ~mysignal2
-     method call1 = mysignal1#call
-     method call2 = mysignal2#call
-   end
-
-   You can also add ML signals to an arbitrary object; just inherit
-   from [ml_signals] in place of [widget_signals]+[add_ml_signals].
-
-   class mysignals ~mysignal1 ~mysignal2 = object
-     inherit ml_signals [mysignal1#disconnect; mysignal2#disconnect]
-     method mysignal1 = mysignal1#connect ~after
-     method mysignal2 = mysignal2#connect ~after
-   end
-*)
-
-(* The variable class provides an easy way to propagate state modifications.
-   A new variable is created by [new variable init]. The [#set] method just
-   calls the [set] signal, which by default only calls [real_set].
-   [real_set] sets the variable and calls [changed] when needed.
-   Deep equality is used to compare values, but check is only done if
-   there are callbacks for [changed].
-*)
-
-class ['a] variable_signals :
-  set:'a signal -> changed:'a signal ->
-  object ('b)
-    val after : bool
-    method after : 'b
-    method set : callback:('a -> unit) -> GtkSignal.id
-    method changed : callback:('a -> unit) -> GtkSignal.id
-    method disconnect : GtkSignal.id -> unit
-    val mutable disconnectors : (GtkSignal.id -> bool) list
-  end
-
-class ['a] variable : 'a ->
-  object
-    val set : 'a signal
-    val changed : 'a signal
-    val mutable x : 'a
-    method connect : 'a variable_signals
-    method get : 'a
-    method set : 'a -> unit
-    method private equal : 'a -> 'a -> bool
-    method private real_set : 'a -> unit
-  end