16 - creating an ajax form.rb
来自「O Reilly Ruby Cookbook source code」· RB 代码 · 共 57 行
RB
57 行
<!-- app/views/layouts/application.rhtml --><html> <head> <title>My Web App</title> aardvark*<%= javascript_include_tag "prototype", "effects" %>*aardvark </head> <body> <%= @content_for_layout %> </body></html>#---<!-- app/views/items/new.rhtml -->aardvark*<div id="show_item"></div>*aardvarkaardvark*<%= form_remote_tag :url => { :action => :create }, :update => "show_item", :complete => visual_effect(:highlight, "show_item") %>*aardvark Name: <%= text_field "item", "name" %><br /> Value: <%= text_field "item", "value" %><br /> <%= submit_tag %><%= end_form_tag %>#---class ItemsController < ApplicationController def new @item = Item.new end def create @item = Item.create(params[:item]) aardvark*if request.xml_http_request? render :action => 'show', :layout => false else redirect_to :action => 'edit', :id => @item.id end*aardvark end def edit @item = Item.find(params[:id]) if request.post? @item.update_attributes(params[:item]) redirect_to :action => 'edit', :id => @item.id end endend#---<!-- app/views/items/show.rhtml -->Your most recently created item:<br />Name: <%= @item.name %><br />Value: <%= @item.value %><br /><hr>#---⌨️ 快捷键说明
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