Module: Glimmer::LibUI::ContentBindable

Included in:
ControlProxy, Shape
Defined in:
lib/glimmer/libui/content_bindable.rb

Instance Method Summary collapse

Instance Method Details

#bind_content(*binding_args, &content_block) ⇒ Object

Data-binds the generation of nested content to a model/property (in binding args) consider providing an option to avoid initial rendering without any changes happening



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# File 'lib/glimmer/libui/content_bindable.rb', line 6

def bind_content(*binding_args, &content_block)
  # TODO in the future, consider optimizing code by diffing content if that makes sense
  content_binding_work = proc do |*values|
    children.dup.each { |child| child.destroy }
    content(&content_block)
  end
  model_binding_observer = Glimmer::DataBinding::ModelBinding.new(*binding_args)
  content_binding_observer = Glimmer::DataBinding::Observer.proc(&content_binding_work)
  content_binding_observer.observe(model_binding_observer)
  content_binding_work.call # TODO inspect if we need to pass args here (from observed attributes) [but it's simpler not to pass anything at first]
end