9 files changed, 32 insertions, 7 deletions
diff --git a/ext/tk/lib/tkextlib/iwidgets/calendar.rb b/ext/tk/lib/tkextlib/iwidgets/calendar.rb
index f382cfd14..97688bb7d 100644
--- a/ext/tk/lib/tkextlib/iwidgets/calendar.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/calendar.rb
@@ -45,7 +45,7 @@ class Tk::Iwidgets::Calendar
   end
 
   def __validation_class_list
-    super << CalendarCommand
+    super() << CalendarCommand
   end
 
   Tk::ValidateConfigure.__def_validcmd(binding, CalendarCommand)
diff --git a/ext/tk/lib/tkextlib/iwidgets/entryfield.rb b/ext/tk/lib/tkextlib/iwidgets/entryfield.rb
index ae7d63f3f..7a54b7c80 100644
--- a/ext/tk/lib/tkextlib/iwidgets/entryfield.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/entryfield.rb
@@ -46,7 +46,7 @@ class Tk::Iwidgets::Entryfield
   end
 
   def __validation_class_list
-    super << EntryfieldValidate
+    super() << EntryfieldValidate
   end
 
   Tk::ValidateConfigure.__def_validcmd(binding, EntryfieldValidate)
diff --git a/ext/tk/lib/tkextlib/iwidgets/hierarchy.rb b/ext/tk/lib/tkextlib/iwidgets/hierarchy.rb
index 077d84c7a..862876ee9 100644
--- a/ext/tk/lib/tkextlib/iwidgets/hierarchy.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/hierarchy.rb
@@ -92,7 +92,7 @@ class Tk::Iwidgets::Hierarchy
   end
 
   def __validation_class_list
-    super << QueryCommand << IndicatorCommand << IconCommand
+    super() << QueryCommand << IndicatorCommand << IconCommand
   end
 
   Tk::ValidateConfigure.__def_validcmd(binding, QueryCommand)
@@ -237,13 +237,13 @@ class Tk::Iwidgets::Hierarchy
         args << tags.shift.collect{|x|_get_eval_string(x)}.join(' ')  # taglist
         args << tags.shift if tags.size > 0                           # chars
       end
-      super index, *args
+      super(index, *args)
     else
       # single chars-taglist argument :: str, tag, tag, ...
       if tags.size == 0
-        super index, chars
+        super(index, chars)
       else
-        super index, chars, tags.collect{|x|_get_eval_string(x)}.join(' ')
+        super(index, chars, tags.collect{|x|_get_eval_string(x)}.join(' '))
       end
     end
   end
diff --git a/ext/tk/lib/tkextlib/iwidgets/labeledframe.rb b/ext/tk/lib/tkextlib/iwidgets/labeledframe.rb
index 89669ea81..363047018 100644
--- a/ext/tk/lib/tkextlib/iwidgets/labeledframe.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/labeledframe.rb
@@ -18,6 +18,11 @@ class Tk::Iwidgets::Labeledframe
   WidgetClassName = 'Labeledframe'.freeze
   WidgetClassNames[WidgetClassName] = self
 
+  def __tkvariable_optkeys
+    super() << 'labelvariable'
+  end
+  private :__tkvariable_optkeys
+
   def child_site
     window(tk_call(@path, 'childsite'))
   end
diff --git a/ext/tk/lib/tkextlib/iwidgets/labeledwidget.rb b/ext/tk/lib/tkextlib/iwidgets/labeledwidget.rb
index f84792238..cbd5fa095 100644
--- a/ext/tk/lib/tkextlib/iwidgets/labeledwidget.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/labeledwidget.rb
@@ -20,6 +20,11 @@ class Tk::Iwidgets::Labeledwidget
   WidgetClassName = 'Labeledwidget'.freeze
   WidgetClassNames[WidgetClassName] = self
 
+  def __tkvariable_optkeys
+    super() << 'labelvariable'
+  end
+  private :__tkvariable_optkeys
+
   def self.alignlabels(*wins)
     tk_call('::iwidgets::Labeledwidget::alignlabels', *wins)
   end
diff --git a/ext/tk/lib/tkextlib/iwidgets/menubar.rb b/ext/tk/lib/tkextlib/iwidgets/menubar.rb
index b60349be1..ba4bb5f40 100644
--- a/ext/tk/lib/tkextlib/iwidgets/menubar.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/menubar.rb
@@ -18,6 +18,11 @@ class Tk::Iwidgets::Menubar
   WidgetClassName = 'Menubar'.freeze
   WidgetClassNames[WidgetClassName] = self
 
+  def __tkvariable_optkeys
+    super() << 'helpvariable'
+  end
+  private :__tkvariable_optkeys
+
   ####################################
 
   include TkItemConfigMethod
diff --git a/ext/tk/lib/tkextlib/iwidgets/scrolledlistbox.rb b/ext/tk/lib/tkextlib/iwidgets/scrolledlistbox.rb
index a60059f74..c933bf298 100644
--- a/ext/tk/lib/tkextlib/iwidgets/scrolledlistbox.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/scrolledlistbox.rb
@@ -19,6 +19,11 @@ class Tk::Iwidgets::Scrolledlistbox
   WidgetClassName = 'Scrolledlistbox'.freeze
   WidgetClassNames[WidgetClassName] = self
 
+  def __tkvariable_optkeys
+    super() << 'listvariable'
+  end
+  private :__tkvariable_optkeys
+
   ################################
 
   def initialize(*args)
diff --git a/ext/tk/lib/tkextlib/iwidgets/spinner.rb b/ext/tk/lib/tkextlib/iwidgets/spinner.rb
index 4dac4ed58..174b9bd50 100644
--- a/ext/tk/lib/tkextlib/iwidgets/spinner.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/spinner.rb
@@ -46,7 +46,7 @@ class Tk::Iwidgets::Spinner
   end
 
   def __validation_class_list
-    super << EntryfieldValidate
+    super() << EntryfieldValidate
   end
 
   Tk::ValidateConfigure.__def_validcmd(binding, EntryfieldValidate)
diff --git a/ext/tk/lib/tkextlib/iwidgets/toolbar.rb b/ext/tk/lib/tkextlib/iwidgets/toolbar.rb
index a2a7f3162..74bb0cc96 100644
--- a/ext/tk/lib/tkextlib/iwidgets/toolbar.rb
+++ b/ext/tk/lib/tkextlib/iwidgets/toolbar.rb
@@ -18,6 +18,11 @@ class Tk::Iwidgets::Toolbar
   WidgetClassName = 'Toolbar'.freeze
   WidgetClassNames[WidgetClassName] = self
 
+  def __tkvariable_optkeys
+    super() << 'helpvariable'
+  end
+  private :__tkvariable_optkeys
+
   ####################################
 
   include TkItemConfigMethod