moving functionality in the base classes for all to share

lib/element_view.rb

@@ -7,4 +7,33 @@ class ElementView
   def draw
     raise "implement me to return an Element"
   end
+
+  def create_element name_class
+    name , clazz = name_class.split(".")
+    name = "div" if name.empty?
+    element = $document.create_element(name)
+    return element unless clazz
+    if( clazz.is_a? Array )
+      clazz.each { |c| add_class_or_id( element , cl )}
+    else
+      add_class_or_id element , clazz
+    end
+    element
+  end
+
+  def add_class_or_id element , class_or_id
+    return element unless class_or_id
+    if class_or_id[-1] == "!"
+      element.id = class_or_id[0 ... -1]
+    else
+      element.add_class class_or_id
+    end
+    element
+  end
+
+  def wrap_node_with node , wrapper
+    node.replace_with wrapper
+    node.append_to wrapper
+  end
+
 end

lib/list_view.rb

@@ -8,8 +8,12 @@ class ListView < ElementView
     @container_element = nil
   end
 
+  def root
+    "div"
+  end
+
   def draw on
-    @container_element = $document.create_element('div')
+    @container_element = create_element(self.root)
     @elements = @children.collect do | c |
       elem = c.draw(@container_element)
       elem.append_to(@container_element)
@@ -17,4 +21,5 @@ class ListView < ElementView
     end
     @container_element
   end
+
 end