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Contents
# frozen_string_literal: true
require_relative 'menu_item'
module MakeMenu
# This class represents a group of menu items, with a title line
class MenuItemGroup
INDENT = 2
# @param [String] title The title text to display at the top of the group
def initialize(title = 'Commands')
@title = title
@items = []
end
attr_reader :title, :items
# Add a new item to the group
# @param [MenuItem] item The item to add
# @return [MenuItem] The added item
def add_item(item)
items << item
item
end
# @return [Integer] Number of characters needed to display the widest item
def width
[items.map(&:width).max, title.length + INDENT].max
end
# @return [Integer] Number of rows needed to display the group
def height
items.size + 2
end
# @return [String] Text representation of group
def to_s
result = "#{' ' * INDENT}#{title}\n"
items.each do |item|
result += "#{item}\n"
end
"#{result} "
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems