Contents

module PluginAWeek #:nodoc:
  module TableHelper
    # Represents a single cell within a table.  This can either be a regular
    # data cell (td) or a header cell (th).  By default, all cells will have
    # their column name appended to the cell's class attribute.
    # 
    # == Creating data cells
    # 
    #   Cell.new(:author, 'John Doe').build
    # 
    # ...would generate the following tag:
    # 
    #   <td class="author">John Doe</td>
    # 
    # == Creating header cells
    # 
    #   c = Cell.new(:author, 'Author Name')
    #   c.content_type = :header
    #   c.build
    # 
    # ...would generate the following tag:
    # 
    #   <th class="author">Author Name</th>
    class Cell < HtmlElement
      def initialize(class_name, content = class_name.to_s.titleize, html_options = {}) #:nodoc
        super(html_options)
        
        @content = content
        @html_options[:class] = ("#{class_name} " + @html_options[:class].to_s).strip if class_name
        
        self.content_type = :data
      end
      
      # Indicates what type of content will be stored in this cell.  This can
      # either be set to either :data or :header.
      def content_type=(value)
        raise ArgumentError, "content_type must be set to :data or :header, was: #{value.inspect}" unless [:data, :header].include?(value)
        @content_type = value
      end
      
      private
        def tag_name
          @content_type == :data ? 'td' : 'th'
        end
        
        def content
          @content
        end
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
table_helper-0.0.4	lib/table_helper/cell.rb
table_helper-0.0.5	lib/table_helper/cell.rb