Class: Menuizer::Menu

Inherits:
Object
  • Object
show all
Defined in:
lib/menuizer/menu.rb

Defined Under Namespace

Classes: Item

Instance Method Summary collapse

Constructor Details

#initialize(namespace) ⇒ Menu

Returns a new instance of Menu.



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# File 'lib/menuizer/menu.rb', line 2

def initialize(namespace)
  @namespace = namespace ? "#{namespace}_" : nil
end

Instance Method Details

#activate(key) ⇒ Object 



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# File 'lib/menuizer/menu.rb', line 6

def activate(key)
  active_items.each do |item|
    item.is_active = false
  end

  @active_item = item = map[key]
  while item
    item.is_active = true
    item = item.parent
  end
end

#active_item ⇒ Object 



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# File 'lib/menuizer/menu.rb', line 17

def active_item
  @active_item
end

#active_items ⇒ Object 



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# File 'lib/menuizer/menu.rb', line 20

def active_items
  result = []
  item = @active_item
  while item
    result << item
    item = item.parent
  end
  result
end

#header(title) ⇒ Object 



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# File 'lib/menuizer/menu.rb', line 31

def header(title)
  current << Item.new({
    type: :header,
  },{
    namespace: @namespace,
    title: title,
  })
end

#item(title, path: nil, **opts) ⇒ Object 



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# File 'lib/menuizer/menu.rb', line 39

def item(title, path: nil, **opts)
  unless block_given?
    item = Item.new({
      type: :item,
      parent: @parent,
      **opts,
    },{
      namespace: @namespace,
      title: title,
      path: path,
    })
    map[title] = item
    current << item
  else
    owner = @parent
    parents = @current
    item = @parent = Item.new({
      type: :tree,
      children: [],
      parent: owner,
      **opts,
    },{
      namespace: @namespace,
      title: title,
    })
    @current = item.children
    yield
    children, @current, @parent = @current, parents, owner
    current << item
  end
end

#items ⇒ Object 



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# File 'lib/menuizer/menu.rb', line 71

def items
  @items ||= []
end