Use the TableColumn class to define each column width and its title, as shown in Listing 2.

使用 TableColumn 类定义每个列的宽度及其标题，如清单 2 所示。

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For example, your application may use a series of pop-up Windows using the Ext.Window class, but these Windows will always have the same width and height values.

例如，您的应用程序通过Ext . window类可以使用一系列弹出窗口，而这些窗口的宽度和长度总是相同的。

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To illustrate this, let's first define a simple RectangularObject class, which exposes three key properties to the configuration API: the length, width, and height.

作为一个例子，首先定义简单的rectangularobject类，它向配置API公开了三个主要属性：长、宽和高。

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The upper deck is home to 32 business class seats in a 2-2 configuration -- the width of the area is roughly the same as the interior of the 737-700.

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