Class: Shoes::SlotContents

Inherits:
SimpleDelegator
  • Object
show all
Includes:
Common::Inspect
Defined in:
shoes-core/lib/shoes/slot_contents.rb

Instance Method Summary collapse

Methods included from Common::Inspect

#inspect, #to_s

Constructor Details

#initialize ⇒ SlotContents

Returns a new instance of SlotContents.



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# File 'shoes-core/lib/shoes/slot_contents.rb', line 7

def initialize
  @contents         = []
  @prepending       = false
  @prepending_index = 0
  super(@contents)
end

Instance Method Details

#add_element(element) ⇒ Object 



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# File 'shoes-core/lib/shoes/slot_contents.rb', line 18

def add_element(element)
  if @prepending
    prepend_element element
  else
    append_element element
  end
end

#clear ⇒ Object 



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# File 'shoes-core/lib/shoes/slot_contents.rb', line 33

def clear
  # reverse_each is important as otherwise we always miss to delete one
  # element
  @contents.reverse_each(&:remove)
  @contents.clear
end

#prepend ⇒ Object 



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# File 'shoes-core/lib/shoes/slot_contents.rb', line 26

def prepend
  @prepending_index = 0
  @prepending = true
  yield if block_given?
  @prepending = false
end

#prepending? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'shoes-core/lib/shoes/slot_contents.rb', line 14

def prepending?
  @prepending
end