# Prototype Window Class Helper (http://pwc-helper.xurdeonrails.com)# by Jorge D韆z (http://xurde.info)# thanks to Sebastien Gruhier for his Prototype Window Class (http://prototype-window.xilinus.com/)#Quick use:#Reference this helper in your rails applicaction adding -> helper :prototype_window_class in your application.rb#You must include in the template header the prototype window class javascripts and the .css theme you want to use.#This code in your template might be enough:    #  <%= stylesheet_link_tag 'default' %> (or theme you wanna use)    #  <%= stylesheet_link_tag 'alert' %>    #  <%= javascript_include_tag :defaults %>    #  <%= javascript_include_tag 'window'%>module PrototypeWindowClassHelper    def params_for_javascript(params) #options_for_javascript doesn't works fine                '{' + params.map {|k, v| "#{k}: #{             case v              when Hash then params_for_javascript( v )              when String then "'#{v}'"                      else v   #Isn't neither Hash or String            end }"}.sort.join(', ') + '}'    end                def link_to_prototype_dialog( name, content, dialog_kind = 'alert', options = { :windowParameters => {} } , html_options = {} )            #dialog_kind: 'alert' (default), 'confirm' or 'info' (info dialogs should be destroyed with a javascript function call 'win.destroy')        #options for this helper depending the dialog_kind: http://prototype-window.xilinus.com/documentation.html#alert (#confirm or #info)            js_code ="Dialog.#{dialog_kind}( '#{content}',  #{params_for_javascript(options) } ); "        content_tag(               "a", name,                html_options.merge({                  :href => html_options[:href] || "#",                  :onclick => (html_options[:onclick] ? "#{html_options[:onclick]}; " : "") + js_code }))    end                def link_to_prototype_window( name, window_id, options = { :windowParameters => {} } , html_options = {} )                #window_id must be unique and it's destroyed on window close.        #options for this helper: http://prototype-window.xilinus.com/documentation.html#initialize              js_code ="var win = new Window( '#{window_id}', #{params_for_javascript(options) } );  win.show();  win.setDestroyOnClose();"        content_tag(               "a", name,                html_options.merge({                  :href => html_options[:href] || "#",                  :onclick => (html_options[:onclick] ? "#{html_options[:onclick]}; " : "") + js_code }))    endend