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A brief introduction to widges

A brief introduction to widges

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Widgets Widgets Presentation Transcript

  • Widgets What are they?
  • Widgets, A definition…
    • Something you find in your beer?
    • Not in this context
  • Widgets, A definition…
    • A widget in this context refers to:
    • A portable chunk of code that can be installed and executed within any separate HTML-based web page by an end user without requiring additional compilation
  • Widgets, A definition…Cont.
    • A widget is anything that can be embedded within a page of HTML, i.e. a web page.
    • A widget adds some content to that page that is not static.
    • Generally widgets are third party originated however they can be home made
    On the whole: Widgets enrich your desktop or web pages with functionality, useful information and a bit of fun without the need for any technical expertise.
  • What forms do they take?
    • Online games
    • Applications-
        • Clocks
        • Music players
        • Event countdowns
        • Auction-tickers
        • Stock market tickers.
        • Flight arrival information
        • Daily weather
    They can take the form of any accessory, application or information service! http://www.youtube.com/watch?v=HRAmQ_m2asg
  • Examples
    • http://www.widgipedia.com/widgets/gallery/
    • http://www.widgetbox.com/widget/simpsomaker
  • What are the business uses?
    • Widgets can add personalised functionality to websites/blogs/personal pages
    • Widgets provide a platform which can virally spread, which means that within a short time they can appear on many websites.
    • As a result widgets provide a great platform for advertisements
  • What are their limitations?
    • Highly technical to build:
      • To personally build a DHTML widget, you will need HTML, CSS and JavaScript knowledge.
      • To build a Flash widget you will need to use a Flash authoring software
      • To build a Java applet, you will need a Java compiler
    • They can be used for malicious purposes:
      • E.g. the Facebook “Secret Crush” widget, reported in early 2008 by Fortinet as luring users to install Zango adware.
  • Questions?