Class: Lapillus::OnClick

Inherits:
Behaviour show all
Defined in:
lib/lapillus/behaviours.rb

Overview

duplication between OnClick and AjaxLink todo: add test

Instance Attribute Summary

Attributes inherited from Component

#behaviours, #identifier, #model, #property, #visible

Instance Method Summary collapse

Methods inherited from Component

#add_behaviour, #behaviour, #has_behaviour?, #has_model?, #has_parent?, #on_render, #parent, #path, #render_component, #response_page=, #session, #value, #visible?, #webpage

Constructor Details

#initialize(component_to_refresh = nil) ⇒ OnClick

Returns a new instance of OnClick.



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# File 'lib/lapillus/behaviours.rb', line 126

def initialize(component_to_refresh=nil) 
  super(nil, component_to_refresh)
  component_to_refresh.add_behaviour(UniqueIdentifier.new) if has_model?
end

Instance Method Details

#render_to_element(element) ⇒ Object 



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# File 'lib/lapillus/behaviours.rb', line 131

def render_to_element(element)
  if has_model?
    javascript = "new Ajax.Updater('#{value.path}', '', { evalScripts: true, method:'get', parameters: { listener:'#{parent.path}' }}); return false;"
  else
    javascript = "new Ajax.Request('', { method: 'get', parameters: { listener:'#{parent.path}' }}); return false;"
  end  
  attribute = REXML::Attribute.new("onclick", javascript)
  # TODO: this should be the default for attributes in
  # Lapillus somewhere!
  def attribute.to_string
    return "#@expanded_name=\"#@value\""
  end
  element.add_attribute(attribute)
end