minor prototyping...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>

ui (gen4)/lib/widget/browse2.html

@@ -244,8 +244,9 @@ requirejs([
 					make('C'),
 				]),
 				make.nest('D', [
+					make.group(
 						make('E'),
-					make('F'),
+						make('F'))
 				]),
 			])
 

ui (gen4)/lib/widget/browse2.js

@@ -222,6 +222,8 @@ object.mixinFlat(function(){}, {
 	//
 	// If the context is constructed recursively it will return self
 	//
+	// XXX doc: instruct access to the parent context...
+	// 		this.__proto__.* ???
 	// XXX TEST...
 	makeSubContext: function(name, obj){
 		// arse args...
@@ -323,6 +325,8 @@ object.mixinFlat(function(){}, {
 	// 		options???
 	// 		...options does not work but seems obvious...
 	// 		XXX BUG???
+	// XXX this should accept the results of list constructors like 
+	// 		.EditableList(..) and friends...
 	nest: function(item, list, options){
 		options = Object.flatCopy(options || {})
 		//options = Object.assign(Object.create(this.options || {}), options || {})
@@ -423,12 +427,17 @@ object.mixinFlat(function(){}, {
 	Text: function(value, options){},
 
 	Action: function(value, options){},
-	ConfirmAction: function(value){},
+	// XXX is this the same as .Confirm(...)???
+	//ConfirmAction: function(value){},
 	// XXX how do we handle list values -- edit only the last element as default???
 	Editable: function(value){},
 
 	// lists...
 	// XXX how is this different from .group(..) or .batch(..)???
+	// 		...or is this just the following???
+	// 			function(...args){
+	// 				return this.group(
+	// 					this.batch(...args)) }
 	//List: function(values){},
 
 	EditableList: function(values){},
@@ -642,6 +651,12 @@ Items.makeSubContext('field',
 		// 		from the text...
 		Editable: makeFieldWrapper('Editable'),
 
+		// XXX test...
+		EditableList: function(title, ...args){
+			this.nest(
+				this.__proto__(title),
+				this.__proto__.EditableList(...args)) },
+
 		// Togglable field value...
 		//
 		// XXX should we have a version of this with the value in a button