Sha256: e379dd66d6232cd97468802b72aefe89509eea56238a71b8f5b71fa8c9fa5302
Contents?: true
Size: 1.25 KB
Versions: 8
Compression:
Stored size: 1.25 KB
Contents
require File.dirname(__FILE__) + "/../command_handler"
require File.dirname(__FILE__) + "/models/r_widget"
class ComboSelectionDataBindingCommandHandler
include CommandHandler
include Glimmer
include_package 'org.eclipse.swt.widgets'
def can_handle?(parent, command_symbol, *args, &block)
parent.is_a?(RWidget) and
parent.widget.is_a?(Combo) and
command_symbol.to_s == "selection" and
args.size == 1 and
args[0].is_a?(ModelObserver) and
args[0].evaluate_options_property.is_a?(Array) and
block == nil
end
def do_handle(parent, command_symbol, *args, &block)
model_observer = args[0]
widget_observer = WidgetObserver.new(parent, "items")
widget_observer.update(model_observer.evaluate_options_property)
model = model_observer.model
model.extend ObservableModel unless model.is_a?(ObservableModel)
model.add_observer(model_observer.options_property_name, widget_observer)
widget_observer = WidgetObserver.new(parent, "text")
widget_observer.update(model_observer.evaluate_property)
model.add_observer(model_observer.property_name, widget_observer)
add_contents(parent) {
on_widget_selected {
model_observer.update(widget_observer.evaluate_property)
}
}
end
end
Version data entries
8 entries across 8 versions & 1 rubygems