add CMS_WIDGET_... to ease html page development.

draft/application/cms/src/widgets/cms_widget_table.e

@@ -0,0 +1,177 @@
+note
+	description: "Summary description for {CMS_WIDGET_TABLE}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_WIDGET_TABLE [G]
+
+inherit
+	CMS_WIDGET
+
+	WITH_CSS_ID
+
+	WITH_CSS_CLASS
+
+	WITH_CSS_STYLE
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	make
+		do
+			create columns.make_empty
+		end
+
+feature -- Access
+
+	column_count: INTEGER
+		do
+			Result := columns.count
+		end
+
+	columns: ARRAY [CMS_WIDGET_TABLE_COLUMN]
+
+	column (c: INTEGER): CMS_WIDGET_TABLE_COLUMN
+		do
+			if c > column_count then
+				set_column_count (c)
+			end
+			Result := columns[c]
+		end
+
+	has_title: BOOLEAN
+		do
+			Result := across columns as c some c.item.title /= Void end
+		end
+
+	head_data: detachable ITERABLE [G]
+			-- thead
+
+	foot_data: detachable ITERABLE [G]
+			-- tfoot
+
+	data: detachable ITERABLE [G]
+			-- tbody
+
+	compute_item_function: detachable FUNCTION [ANY, TUPLE [data: G], CMS_WIDGET_TABLE_ROW]
+
+feature -- Change
+
+	set_head_data (d: like head_data)
+		do
+			head_data := d
+		end
+
+	set_foot_data (d: like foot_data)
+		do
+			foot_data := d
+		end
+
+	set_data (d: like data)
+		do
+			data := d
+		end
+
+	set_compute_item_function (fct: like compute_item_function)
+		do
+			compute_item_function := fct
+		end
+
+	set_column_count (nb: INTEGER)
+		do
+			if nb > columns.count then
+--				columns.conservative_resize_with_default (create {CMS_WIDGET_TABLE_COLUMN}, 1, nb)
+				from
+				until
+					columns.count = nb
+				loop
+					columns.force (create {CMS_WIDGET_TABLE_COLUMN}.make (columns.upper + 1), columns.upper + 1)
+				end
+			else
+				columns.remove_tail (columns.count - nb)
+			end
+		end
+
+	set_column_title (c: INTEGER; t: READABLE_STRING_32)
+		do
+			if c > column_count then
+				set_column_count (c)
+			end
+			if attached column (c) as col then
+				col.set_title (t)
+			end
+		end
+
+feature -- Conversion
+
+	append_to_html (a_theme: CMS_THEME; a_html: STRING_8)
+		local
+			l_use_tbody: BOOLEAN
+		do
+			a_html.append ("<table")
+			append_css_id_to (a_html)
+			append_css_class_to (a_html, Void)
+			append_css_style_to (a_html)
+			a_html.append (">")
+
+			if has_title then
+				a_html.append ("<tr>")
+				across
+					columns as c
+				loop
+					c.item.append_table_header_to_html (a_theme, a_html)
+				end
+				a_html.append ("</tr>")
+			end
+			if attached head_data as l_head_data then
+				l_use_tbody := True
+				a_html.append ("<thead>")
+				append_data_to_html (l_head_data, a_theme, a_html)
+				a_html.append ("</thead>")
+			end
+			if attached foot_data as l_foot_data then
+				l_use_tbody := True
+				a_html.append ("<tfoot>")
+				append_data_to_html (l_foot_data, a_theme, a_html)
+				a_html.append ("</tfoot>")
+			end
+
+			if attached data as l_data then
+				if l_use_tbody then
+					a_html.append ("<tbody>")
+				end
+				append_data_to_html (l_data, a_theme, a_html)
+				if l_use_tbody then
+					a_html.append ("</tbody>")
+				end
+			end
+			a_html.append ("</table>")
+		end
+
+	append_data_to_html (lst: ITERABLE [G]; a_theme: CMS_THEME; a_html: STRING_8)
+		local
+			fct: like compute_item_function
+		do
+			fct := compute_item_function
+			across
+				lst as d
+			loop
+				if fct /= Void and then attached fct.item ([d.item]) as r then
+					r.append_to_html (a_theme, a_html)
+				else
+					a_html.append ("<tr>")
+					a_html.append ("<td>")
+					if attached d.item as g then
+						a_html.append (g.out)
+					end
+					a_html.append ("</td>")
+					a_html.append ("</tr>")
+				end
+			end
+		end
+
+end