Class: ObjectTable::StaticView

Inherits:
Object
  • Object
show all
Includes:
ViewMethods
Defined in:
lib/object_table/static_view.rb

Direct Known Subclasses

Group

Instance Attribute Summary collapse

Attributes included from TableMethods

#R

Instance Method Summary collapse

Methods included from ViewMethods

#nrows, #pop_column

Methods included from TableChild

#__group_cls__, #__static_view_cls__, #__table_cls__, #__view_cls__

Methods included from TableMethods

#==, #_apply_block, #_get_sort_index, #apply, #clone, #colnames, #group_by, #method_missing, #ncols, #nrows, #pop_column, #respond_to?, #set_column, #sort_by, #where

Methods included from Printable

#_format_rows, #_format_section, calc_column_widths, get_printable_column, #inspect

Constructor Details

#initialize(parent, indices) ⇒ StaticView

Returns a new instance of StaticView.



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# File 'lib/object_table/static_view.rb', line 9

def initialize(parent, indices)
  super()
  @parent = parent
  @indices = indices
  @columns = ObjectTable::BasicGrid.new
  @fully_cached = false
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class ObjectTable::TableMethods

Instance Attribute Details

#indices ⇒ Object (readonly)

Returns the value of attribute indices.



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# File 'lib/object_table/static_view.rb', line 7

def indices
  @indices
end

Instance Method Details

#add_column(name, *args) ⇒ Object 



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# File 'lib/object_table/static_view.rb', line 32

def add_column(name, *args)
  @columns[name] = super
end

#columns ⇒ Object 



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# File 'lib/object_table/static_view.rb', line 17

def columns
  unless @fully_cached
    @parent.columns.map{|k, v| get_column(k)}
    @fully_cached = true
  end
  @columns
end

#get_column(name) ⇒ Object 



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# File 'lib/object_table/static_view.rb', line 25

def get_column(name)
  @columns.fetch(name) do
    col = super
    @columns[name] = col if col
  end
end