Class: MonoclePrint::Table::Member

Inherits:
Object
  • Object
show all
Includes:
Enumerable, MonoclePrint
Defined in:
lib/monocle-print/table/members.rb

Constant Summary

Constants included from MonoclePrint

COLOR_ESCAPE, FOUR_BYTES, MULTIBYTE_CHARACTER, ONE_BYTE, MonoclePrint::THREE_BYTES, MonoclePrint::TWO_BYTES, VERSION

Class Attribute Summary collapse

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from MonoclePrint

Line, Output, Rectangle, Style, Text, buffer, included, library_path, stderr, stdout, version

Constructor Details

#initialize(table, *args) ⇒ Member

Returns a new instance of Member.



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# File 'lib/monocle-print/table/members.rb', line 30

def initialize( table, *args )
  @table    = table
  @before   = nil
  @after    = nil
  @disabled = false
  block_given? and yield( self )
  initialize!( *args )
end

Class Attribute Details

.member_name ⇒ Object (readonly)

Returns the value of attribute member_name.



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# File 'lib/monocle-print/table/members.rb', line 11

def member_name
  @member_name
end

Instance Attribute Details

#after ⇒ Object

Returns the value of attribute after.



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# File 'lib/monocle-print/table/members.rb', line 27

def after
  @after
end

#before ⇒ Object

Returns the value of attribute before.



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# File 'lib/monocle-print/table/members.rb', line 27

def before
  @before
end

#table ⇒ Object (readonly)

Returns the value of attribute table.



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# File 'lib/monocle-print/table/members.rb', line 26

def table
  @table
end

Class Method Details

.define(member_name, sup = self, &body) ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 12

def define( member_name, sup = self, &body )
  klass =
    Class.new( sup ) do
      @member_name = member_name
      class_eval( &body )
    end

  define_method( "#{ member_name }!" ) do |*args|
    klass.new( @table, *args ) { |m| link( m ) }.tail
  end
  return( klass )
end

Instance Method Details

#columns ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 96

def columns
  table.columns
end

#disable ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 57

def disable
  @disabled = true
end

#disabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/monocle-print/table/members.rb', line 69

def disabled?
  @disabled
end

#each ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 48

def each
  block_given? or return( enum_for( __method__ ) )
  node = self
  begin
    yield( node )
    node = node.after
  end while( node )
end

#enable ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 61

def enable
  @disabled = false
end

#enabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/monocle-print/table/members.rb', line 65

def enabled?
  not disabled?
end

#first? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/monocle-print/table/members.rb', line 73

def first?
  @before.nil?
end

#initialize! ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 39

def initialize!( * )
  # do nothing
end

#inspect(*args) ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 43

def inspect( *args )
  content = args.map! { |a| a.inspect }.join(', ')
  "#{self.class.member_name}(#{content})"
end

#last? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/monocle-print/table/members.rb', line 77

def last?
  @after.nil?
end

#link(item) ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 81

def link( item )
  after, @after, item.before = @after, item, self
  after ? item.link( after ) : item
end

#render(out, style) ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 92

def render( out, style )
  render!( out, style ) unless disabled?
end

#tail ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 100

def tail
  @after ? @after.tail : self
end

#unlink ⇒ Object 



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# File 'lib/monocle-print/table/members.rb', line 86

def unlink
  @before and @before.after = nil
  @before = nil
  return( self )
end