root/app/helpers/proto_menu_helper.rb @ bf5b5265
| 4ca83ea1 | Marc Dequènes (Duck) | # Copyright © 2008 Ric Roberts hello@ricroberts.com
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# published on its blog:
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# http://ricroberts.com/articles/proto-menu-for-context-menus-on-rails
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# License: considered public domain
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# (nothing stated in the blog entry, but published for reuse explicitly)
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module ProtoMenuHelper
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# add a proto menu to the page.
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# element_id : the id of the element to which to attach the menu
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# menu_items : an array of hashes containing the menu items. Each hash can contain:
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# name: the string to show on the menu
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# className: the class name to give the item on the menu
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# callback: a function to call when the item is clicked
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# class_name : The css class name to give to the menu (optional, with default).
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def add_proto_menu( element_id, menu_items, class_name = 'menu desktop' )
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menu_items_js = "["
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menu_item_iterator = 0
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menu_items.each do |menu_item|
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menu_item_js = options_for_javascript menu_item
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menu_item_js += "," unless(menu_items.length == (menu_item_iterator +1))
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menu_items_js += menu_item_js
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menu_item_iterator += 1
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end
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menu_items_js += "]"
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# Add the javascript to the content for proto menus javascript.
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# This is yielded in the app layout.
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content_for :register_proto_menus_js do
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"
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new Proto.Menu({
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selector: '#{"#" + element_id}',
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className: '#{class_name}',
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menuItems: #{menu_items_js},
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fade: true,
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beforeShow: function() {
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/* hide all other menus */
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menus = $$('.menu');
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menus.each(function(element) {
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element.hide();
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});
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}
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});
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"
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end
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return "" # the helper itself returns nothing.
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end
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end
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