Sha256: 3e77771a26be9b5fb26b055621e81876d2933d076d162c989ab5fc55fde7cb62
Contents?: true
Size: 852 Bytes
Versions: 7
Compression:
Stored size: 852 Bytes
Contents
require File.dirname(__FILE__) + "/observer"
class WidgetBinding
include Observer
attr_reader :widget, :property
@@property_type_converters = {
:text => Proc.new { |value| value.to_s },
:items => Proc.new { |value| value.to_java :string}
}
def initialize(model, property, translator = nil)
@widget = model
@property = property
@translator = translator || proc {|value| value}
end
def update(value)
converted_value = translated_value = @translator.call(value)
converter = @@property_type_converters[@property.to_sym]
converted_value = converter.call(translated_value) if converter
@widget.widget.send("set#{@property.camelcase(:upper)}", converted_value) unless evaluate_property == converted_value
end
def evaluate_property
@widget.widget.send(@property)
end
end
Version data entries
7 entries across 7 versions & 1 rubygems