1#
2#  tkextlib/iwidgets/hyperhelp.rb
3#                               by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
4#
5
6require 'tk'
7require 'tkextlib/iwidgets.rb'
8
9module Tk
10  module Iwidgets
11    class Hyperhelp < Tk::Iwidgets::Shell
12    end
13  end
14end
15
16class Tk::Iwidgets::Hyperhelp
17  TkCommandNames = ['::iwidgets::hyperhelp'.freeze].freeze
18  WidgetClassName = 'Hyperhelp'.freeze
19  WidgetClassNames[WidgetClassName] ||= self
20
21  def __strval_optkeys
22    super() << 'helpdir'
23  end
24  private :__strval_optkeys
25
26  def __listval_optkeys
27    super() << 'topics'
28  end
29  private :__listval_optkeys
30
31  def show_topic(topic)
32    tk_call(@path, 'showtopic', topic)
33    self
34  end
35
36  def follow_link(href)
37    tk_call(@path, 'followlink', href)
38    self
39  end
40
41  def forward
42    tk_call(@path, 'forward')
43    self
44  end
45
46  def back
47    tk_call(@path, 'back')
48    self
49  end
50end
51