diff options
Diffstat (limited to 'ext/tk/lib/tkextlib/bwidget/button.rb')
| -rw-r--r-- | ext/tk/lib/tkextlib/bwidget/button.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/tk/lib/tkextlib/bwidget/button.rb b/ext/tk/lib/tkextlib/bwidget/button.rb index 246afebe29..1432458cc7 100644 --- a/ext/tk/lib/tkextlib/bwidget/button.rb +++ b/ext/tk/lib/tkextlib/bwidget/button.rb @@ -18,4 +18,9 @@ class Tk::BWidget::Button TkCommandNames = ['Button'.freeze].freeze WidgetClassName = 'Button'.freeze WidgetClassNames[WidgetClassName] = self + + def __tkvariable_optkeys + super() << 'helpvar' + end + private :__tkvariable_optkeys end |