X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Flablgtk%2Flablgtk_20000829-0.1.0%2FgContainer.ml;fp=helm%2FDEVEL%2Flablgtk%2Flablgtk_20000829-0.1.0%2FgContainer.ml;h=2ea765e8370a683a1664f9b17a755ddc2bc911d4;hb=2ee84a2a641938988703e329aef9fc3c5eb5aacf;hp=0000000000000000000000000000000000000000;hpb=34d83812af9b7064cc8f735c2a78169881140010;p=helm.git

diff --git a/helm/DEVEL/lablgtk/lablgtk_20000829-0.1.0/gContainer.ml b/helm/DEVEL/lablgtk/lablgtk_20000829-0.1.0/gContainer.ml
new file mode 100644
index 000000000..2ea765e83
--- /dev/null
+++ b/helm/DEVEL/lablgtk/lablgtk_20000829-0.1.0/gContainer.ml
@@ -0,0 +1,75 @@
+(* $Id$ *)
+
+open Gaux
+open Gtk
+open GtkBase
+open GObj
+open GData
+
+class focus obj = object
+  val obj = obj
+  method circulate = Container.focus obj
+  method set (child : widget option) =
+    let child = may_map child ~f:(fun x -> x#as_widget) in
+    Container.set_focus_child obj (Gpointer.optboxed child)
+  method set_hadjustment adj =
+    Container.set_focus_hadjustment obj
+      (Gpointer.optboxed (may_map adj ~f:as_adjustment))
+  method set_vadjustment adj =
+    Container.set_focus_vadjustment obj
+      (Gpointer.optboxed (may_map adj ~f:as_adjustment))
+end
+
+class container obj = object (self)
+  inherit widget obj
+  method add w =
+    (* Hack to avoid creating a bin class *)
+    if GtkBase.Object.is_a obj "GtkBin" && Container.children obj <> [] then
+      raise (Gtk.Error "GContainer.container#add: already full");
+    Container.add obj (as_widget w)
+  method remove w = Container.remove obj (as_widget w)
+  method children = List.map ~f:(new widget) (Container.children obj)
+  method set_border_width = Container.set_border_width obj
+  method focus = new focus obj
+end
+
+class container_signals obj = object
+  inherit widget_signals obj
+  method add ~callback =
+    GtkSignal.connect ~sgn:Container.Signals.add obj ~after
+      ~callback:(fun w -> callback (new widget w))
+  method remove ~callback =
+    GtkSignal.connect ~sgn:Container.Signals.remove obj ~after
+      ~callback:(fun w -> callback (new widget w))
+end
+
+class container_full obj = object
+  inherit container obj
+  method connect = new container_signals obj
+end
+
+let cast_container (w : widget) =
+  new container_full (GtkBase.Container.cast w#as_widget)
+
+class virtual ['a] item_container obj = object (self)
+  inherit widget obj
+  method add (w : 'a) =
+    Container.add obj w#as_item
+  method remove (w : 'a) =
+    Container.remove obj w#as_item
+  method private virtual wrap : Gtk.widget obj -> 'a
+  method children : 'a list =
+    List.map ~f:self#wrap (Container.children obj)
+  method set_border_width = Container.set_border_width obj
+  method focus = new focus obj
+  method virtual insert : 'a -> pos:int -> unit
+  method append (w : 'a) = self#insert w ~pos:(-1)
+  method prepend (w : 'a) = self#insert w ~pos:0
+end
+
+class item_signals obj = object
+  inherit container_signals obj
+  method select = GtkSignal.connect ~sgn:Item.Signals.select obj ~after
+  method deselect = GtkSignal.connect ~sgn:Item.Signals.deselect obj ~after
+  method toggle = GtkSignal.connect ~sgn:Item.Signals.toggle obj ~after
+end