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- # NOTE: Derived from blib\lib\Tk\Widget.pm. Changes made here will be lost.
- package Tk::Widget;
-
- sub Descendants
- {
- # Return a list of widgets derived from a parent widget and all its
- # descendants of a particular class.
- # If class is not passed returns the entire widget hierarchy.
-
- my($widget, $class) = @_;
- my(@widget_tree) = ();
-
- $widget->Walk(
- sub { my ($widget,$list,$class) = @_;
- push(@$list, $widget) if (!defined($class) or $class eq $widget->class);
- },
- \@widget_tree, $class
- );
- return @widget_tree;
- }
-
- 1;
-