Opera widgets are web applications that run directly on your desktop without displaying the browser controls because Opera web browser can install and show them automatically.歌剧widgets的是Web上运行的应用程序，直接在您的桌面上没有显示浏览器控制，因为歌剧的Web浏览器可以安装和显示他们自动。
They can be constructed using regular client side programming languages such as JavaScript and Flash.他们可以构造经常使用的客户端编程语言，例如JavaScript和Flash 。 As a consequence, minimal knowledge regarding common used web-related programming languages are necessary if you want to create a new widget or to modify an existing one.作为一个后果，最低限度的知识，对于常用的网站相关的编程语言是必要的如果你想创建一个新的窗口小部件或修改现有的1 。

The main parts of an Opera widget are a file named index.html and a config.xml file.主要部分的歌剧窗口小部件是一个文件命名为index.html和config.xml文件中。 The index.html file can control external files, such as Flash animations or external Javascripts or could contain a Javascript in it, for example.该index.html的文件可以控制的外部文件，如Flash动画或外部javascripts或可能包含一个JavaScript在它，例如。 Practically a widget could be assimilated to a regular client side web application which performs certain actions on a Windows or Linux desktop, as if it was called from a web browser.实际上是一个小装置可以吸收到定期客户端Web应用程序履行某些行动，在Windows或Linux桌面，如果这是所谓的从Web浏览器。 (more…) （更多… … ）