Moved more components from CMS to wsf_html.

This includes WSF_PAGER, and feature in WSF_THEME .. including WSF_API_OPTIONS
used to compute url and link.

library/server/wsf_html/widget/wsf_with_css_id.e

@@ -0,0 +1,41 @@
+note
+	description: "Summary description for {WSF_WITH_CSS_ID}."
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	WSF_WITH_CSS_ID
+
+feature -- Status report
+
+	css_id: detachable READABLE_STRING_8
+
+feature -- Change
+
+	set_css_id (a_id: like css_id)
+		require
+			is_valid_css_id: is_valid_css_id (a_id)
+		do
+			css_id := a_id
+		end
+
+feature -- Query
+
+	is_valid_css_id (s: detachable READABLE_STRING_8): BOOLEAN
+		do
+			Result := s /= Void implies (not s.is_empty)
+			-- To complete
+		end
+
+feature -- Conversion
+
+	append_css_id_to (a_target: STRING)
+		do
+			if attached css_id as l_id then
+				a_target.append (" id=%"")
+				a_target.append (l_id)
+				a_target.append_character ('%"')
+			end
+		end
+
+end