Contents

require 'fiona7/widget_object_id_collector'
require 'fiona7/widgetlist_enumerator'

module Fiona7
  module WidgetGc
    class Marker
      def initialize(object, widget_resolver)
        self.object = object
        self.widgets = widget_resolver.all

        self.mark
      end

      def garbage
        self.available - self.referenced
      end

      def garbage?
        self.garbage.any?
      end

      attr_reader :object, :widgets, :available, :referenced

      protected
      attr_writer :object, :widgets, :available, :referenced


      def mark
        ref_from_obj     = self.object_ids_of_widgets(object)
        ref_from_widgets = widgets.map do |widget_object|
          # TODO: check if widget_object referenced from object
          self.object_ids_of_widgets(widget_object)
        end.flatten

        # TODO: maybe use widgets.map(&:id) instead?
        self.available   = Set.new(WidgetObjectIdCollector.new(self.object.attr_values["X_widget_pool"]).call).freeze
        self.referenced  = Set.new(ref_from_obj + ref_from_widgets).freeze
      end

      def object_ids_of_widgets(object)
        WidgetlistEnumerator.new(object).to_enum.map {|attr_name, attr_value| WidgetObjectIdCollector.new(attr_value).call }.flatten
      end
    end
  end
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
infopark_fiona7-1.6.1.1.5	lib/fiona7/widget_gc/marker.rb
infopark_fiona7-1.6.1.1.1	lib/fiona7/widget_gc/marker.rb
infopark_fiona7-1.6.1.1.0	lib/fiona7/widget_gc/marker.rb
infopark_fiona7-1.5.5.5.1	lib/fiona7/widget_gc/marker.rb
infopark_fiona7-1.5.5.5.0	lib/fiona7/widget_gc/marker.rb
infopark_fiona7-1.5.5.4.1	lib/fiona7/widget_gc/marker.rb
infopark_fiona7-1.5.5.4.0	lib/fiona7/widget_gc/marker.rb