1 files changed, 0 insertions, 41 deletions
diff --git a/ext/tk/lib/tkextlib/iwidgets/extbutton.rb b/ext/tk/lib/tkextlib/iwidgets/extbutton.rb
deleted file mode 100644
index 3c77c2ec21..0000000000
--- a/ext/tk/lib/tkextlib/iwidgets/extbutton.rb
+++ /dev/null
@@ -1,41 +0,0 @@
-# frozen_string_literal: false
-#
-#  tkextlib/iwidgets/extbutton.rb
-#                               by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
-#
-
-require 'tk'
-require 'tkextlib/iwidgets.rb'
-
-module Tk
-  module Iwidgets
-    class  Extbutton < Tk::Itk::Widget
-    end
-  end
-end
-
-class Tk::Iwidgets::Extbutton
-  TkCommandNames = ['::iwidgets::extbutton'.freeze].freeze
-  WidgetClassName = 'Extbutton'.freeze
-  WidgetClassNames[WidgetClassName] ||= self
-
-  def __strval_optkeys
-    super() << 'bitmapforeground' << 'ringbackground'
-  end
-  private :__strval_optkeys
-
-  def __boolval_optkeys
-    super() << 'defaultring'
-  end
-  private :__boolval_optkeys
-
-  def invoke
-    tk_call(@path, 'invoke')
-    self
-  end
-
-  def flash
-    tk_call(@path, 'flash')
-    self
-  end
-end