Here are the high-level steps for building a gadget for Sites: In addition, OpenSocial templates may be used to quickly build social applications in gadgets. The Gadget Developer Guide provides all necessary details for building your own gadgets. Gadgets are just HTML and (optionally) JavaScript, Flash or Silverlight wrapped in XML. Downtime on your server may result in an outage for users of your gadgets. Any online location of your choosing - Completely under your control but also yourĬomplete responsibility.If you have a file /static/gadget.xml, its URL will be: If you put all of the gadget files in the static directory, you may then edit the files on your local directory and deploy to App Engine each time you make changes. You can create an application to store all of your gadgets and another to serve static files, including an app.yaml file resembling: But it will readily scale to a large number of users. Does require some setup, namely the creation of projects and subsequent file uploads.

App Engine - Capable of storing all files required by your gadgets.Otherwise, users must embed it by directly inserting its URL. Just remember, your gadget will have to be published in a public directory to be selected. Any online location accessible over HTTP without authentication willĭo. Regardless of what your gadget does, its files must reside on the World Wide Web to be found and See Getting Started: gadgets.* API for a complete description of gadget tags and expected contents. Var dest = document.getElementById('dest') set the slideshow to the placeholder div Var iframe = document.createElement('iframe') Var iframeURL = prefs.getString('iframeURL') Here is a simple but popular Include gadget that does little more than provide an iframe for passing through other web content: Therefore, Google recommends you build all Sites gadgets using theĬurrent gadgets.* API. Built-in and feed-based gadgetsĪre similarly not supported. Gadgets API may work in Sites but are not officially supported. Gadgets also allow you to includeĭynamic content that would otherwise be prevented by Sites security checks. This saves visual real estate while collectingĭisparate information on the same topic in the same view. Live diagrams from distinct but related performance dashboards) in a single page along withĮxplanatory text published directly in Sites. Sites gadgets allow you to present multiple pieces of information from external sources (say In Sites might allow collaborators to select from a variety of location-specific calendars. Would likely show the calendar of the logged in user by default, while a calendar gadget In dynamic content rather than on presentation, and are designed to complement the content of theĪ calendar gadget is a good example of this distinction. They tend to be interactive, focused on pulling Sites may be used by all viewers of a site. xml file but is often called by the gadget spec over HTTP to provide its results.

External data source - This is optional and may reside in the same location as the.

Container page - The Web page where the gadget is inserted, in this case a Google Site.

xml file that wraps HTML and JavaScript functions. Gadgets consist of the following components: More advanced gadgets collect dynamic content and provide for interactive applications within Than that, iframes that pass through information from another web site. In an iframe that acts as the conduit for this external information. xml file that retrieves information with theĪbility to make it available in multiple web pages at once. In its simplest form, a gadget is a small. Generically, gadgets are small utilities that generate or pull external information into web You waiting for? Get started building gadgets for Sites now! Sites gadget overview So now you know Sites is a great distribution platform for your gadget, what are Just submit your gadget to us, and it will appear where users can easily browse, configure, and add your gadget to their When you build a gadget for Sites, it becomes available to millions of active Leverage the Sites API to build engaging tools for other Web developers and their audiences, as With gadgets to create powerful applications. Incorporated with text and images for a seamless user experience.Įvery Sites page is a potential gadget container. These gadgets offer the ability to include external andĭynamic content within your site, such as miniature applications and database-driven lists, At Google, gadgets are HTML and JavaScript applications that can be embedded in web

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