diff options
Diffstat (limited to 'ext/tk/lib/tkextlib/bwidget/arrowbutton.rb')
| -rw-r--r-- | ext/tk/lib/tkextlib/bwidget/arrowbutton.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/tk/lib/tkextlib/bwidget/arrowbutton.rb b/ext/tk/lib/tkextlib/bwidget/arrowbutton.rb index 770e5e9ef1..13fe9e59bf 100644 --- a/ext/tk/lib/tkextlib/bwidget/arrowbutton.rb +++ b/ext/tk/lib/tkextlib/bwidget/arrowbutton.rb @@ -17,5 +17,5 @@ end class Tk::BWidget::ArrowButton TkCommandNames = ['ArrowButton'.freeze].freeze WidgetClassName = 'ArrowButton'.freeze - WidgetClassNames[WidgetClassName] = self + WidgetClassNames[WidgetClassName] ||= self end |