Module: ConstructorPages::TreeviewHelper

Included in:
PagesHelper, TemplatesController, TemplatesHelper
Defined in:
app/helpers/constructor_pages/treeview_helper.rb

Instance Method Summary collapse

Instance Method Details

#arrow_buttons_for(item) ⇒ Object 



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# File 'app/helpers/constructor_pages/treeview_helper.rb', line 33

def arrow_buttons_for(item)
  output = "<div class='btn-group'>"

  {down: :right, up: :left}.each_pair do |a, b|
    sibling = item.send(b.to_s+'_sibling')
    if sibling and item.move_possible?(sibling)
      output += link_to("<i class='icon-arrow-#{a}'></i>".html_safe, "/admin/#{item.class.to_s.demodulize.downcase.pluralize}/move/#{a}/#{item.id}", class: 'btn btn-mini')
    end
  end

  output += "</div>"
  output.html_safe
end

#render_tree(roots, &block) ⇒ Object 



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# File 'app/helpers/constructor_pages/treeview_helper.rb', line 3

def render_tree(roots, &block)
  output = '<ul>'

  roots.each do |root|
    level, last = root.level, nil

    root.self_and_descendants.each do |item|
      if item.level > level
        output += '<ul>'
      elsif item.level < level
        output += '</li>'
        output += '</ul></li>' * (level-item.level)
      elsif !item.root?
        output += '</li>'
      end

      output += '<li>'

      output += capture(item, &block)

      level, last = item.level, item
    end

    output += '</li>'
    output += '</ul></li>' * last.level
  end

  output.html_safe
end