Sha256: e7882e74a96bed986ec4655715ab47d2ba8eb2d8e2fd80986996cb9f5416e630
Contents?: true
Size: 884 Bytes
Versions: 18
Compression:
Stored size: 884 Bytes
Contents
require 'glimmer'
require_relative 'observable'
require_relative 'observer'
module Glimmer
module DataBinding
class WidgetBinding
include Glimmer
include Observable
include Observer
attr_reader :widget, :property
def initialize(model, property, translator = nil)
@widget = model
@property = property
@translator = translator || proc {|value| value}
if @widget.respond_to?(:dispose)
@widget.on_widget_disposed do |dispose_event|
unregister_all_observables
end
end
end
def call(value)
converted_value = translated_value = @translator.call(value)
@widget.set_attribute(@property, converted_value) unless evaluate_property == converted_value
end
def evaluate_property
@widget.get_attribute(@property)
end
end
end
end
Version data entries
18 entries across 18 versions & 2 rubygems