summaryrefslogtreecommitdiff
path: root/ext/tk/lib/tkextlib/bwidget/labelframe.rb
diff options
context:
space:
mode:
Diffstat (limited to 'ext/tk/lib/tkextlib/bwidget/labelframe.rb')
-rw-r--r--ext/tk/lib/tkextlib/bwidget/labelframe.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/tk/lib/tkextlib/bwidget/labelframe.rb b/ext/tk/lib/tkextlib/bwidget/labelframe.rb
index dc221806e4..0710f213f0 100644
--- a/ext/tk/lib/tkextlib/bwidget/labelframe.rb
+++ b/ext/tk/lib/tkextlib/bwidget/labelframe.rb
@@ -18,7 +18,7 @@ end
class Tk::BWidget::LabelFrame
TkCommandNames = ['LabelFrame'.freeze].freeze
WidgetClassName = 'LabelFrame'.freeze
- WidgetClassNames[WidgetClassName] = self
+ WidgetClassNames[WidgetClassName] ||= self
def __strval_optkeys
super() << 'helptext'