diff options
Diffstat (limited to 'ext/tk/lib/tkextlib/bwidget/dynamichelp.rb')
| -rw-r--r-- | ext/tk/lib/tkextlib/bwidget/dynamichelp.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/ext/tk/lib/tkextlib/bwidget/dynamichelp.rb b/ext/tk/lib/tkextlib/bwidget/dynamichelp.rb index 224304f2ab..846e58062d 100644 --- a/ext/tk/lib/tkextlib/bwidget/dynamichelp.rb +++ b/ext/tk/lib/tkextlib/bwidget/dynamichelp.rb @@ -34,6 +34,13 @@ module Tk::BWidget::DynamicHelp ['DynamicHelp::configure'] end + def self.cget_strict(slot) + slot = slot.to_s + info = {} + self.current_configinfo.each{|k,v| info[k.to_s] = v if k.to_s == slot} + fail RuntimeError, "unknown option \"-#{slot}\"" if info.empty? + info.values[0] + end def self.cget(slot) self.current_configinfo(slot).values[0] end |