这包括所有标准控件(按钮、文本区域、组合框、单选按钮)和特殊控件(类型前置字段、树形视图控件、上下文弹出菜单)。

This includes all standard controls (buttons, text-fields, combo boxes, radios) and special controls (type-ahead fields, tree-view controls, contextual pop-up menus).

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一些新控件类型可供选择，其中包括3D堆叠，搜索框，日期/时间选择器，数字选择器，日历，弹出菜单等。

Several new widget types are available, including a 3D stack, search box, a date/time picker, number picker, calendar, popup menu, and others.

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例如，扩展可以简单到只是弹出菜单中的一个新项，也可以像一个完全的新型项目、或是一系列的编辑器和视图这样包括众多。

For example, the extension can be as simple as a new entry in a pop-up menu, or as comprehensive as a completely new type of project, or a series of editors and views.

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