Class: DynamicMenu::MenuItem

Inherits:

Object

• Object
• DynamicMenu::MenuItem

show all

Defined in:

lib/dynamic_menu.rb

Instance Attribute Summary (collapse)

• - (Object) items readonly

  Returns the value of attribute items.

• - (Object) name readonly

  Returns the value of attribute name.

• - (Object) target readonly

  Returns the value of attribute target.

Instance Method Summary (collapse)

• - (Object) [](attribute)
• - (Object) []=(attribute, value)
• - (Boolean) active?
• - (Object) active_item
• - (Object) add(*args, &block)
• - (Object) next
• - (Object) position
• - (Object) previous (also: #prev)
• - (Object) self_or_inherited_attribute(attribute)

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# File 'lib/dynamic_menu.rb', line 5

def items
  @items
end

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# File 'lib/dynamic_menu.rb', line 4

def name
  @name
end

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# File 'lib/dynamic_menu.rb', line 6

def target
  @target
end

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# File 'lib/dynamic_menu.rb', line 8

def [](attribute); instance_variable_get("@#{attribute}".to_sym); end

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# File 'lib/dynamic_menu.rb', line 9

def []=(attribute, value); instance_variable_set("@#{attribute}".to_sym, value); end

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# File 'lib/dynamic_menu.rb', line 21

def active?; @active; end

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# File 'lib/dynamic_menu.rb', line 22

def active_item; self.items.find { |item| item.active? }; end

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# File 'lib/dynamic_menu.rb', line 16

def add(*args, &block)
  item = DynamicMenu.new(self, *args, &block)
  @items.push item
end

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# File 'lib/dynamic_menu.rb', line 25

def next
  return nil if self[:parent].items.last == self
  self[:parent].items.at(self.position + 1)
end

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# File 'lib/dynamic_menu.rb', line 23

def position; self[:parent].items.index(self); end

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# File 'lib/dynamic_menu.rb', line 30

def previous
  return nil if self[:parent].items.first == self
  self[:parent].items.at(self.position - 1)
end

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# File 'lib/dynamic_menu.rb', line 11

def self_or_inherited_attribute(attribute)
  attribute = attribute.to_sym
  self[attribute] or (self[:parent] and self[:parent].self_or_inherited_attribute(attribute)) or nil
end