清单5中的代码片段显示一个菜单规范，它为一个典型的定制模块定义了回调函数。

The code snippet in Listing 5, repeated from above, shows one such specification to define a simple callback for a typical custom module.

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要定制某个视图显示的属性，请打开视图，右击任何一个属性列，并选择上下文菜单中的选项，如图 16 所示。

To customize the attributes that are displayed for a particular view, open the view, right-click on any attribute column, and select the option in the context menu, as shown in Figure 16.

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可以修改外观、定制菜单、隐藏组件，以及通过修改代码显示相关的信息。

You can change the look and feel, customize menus, change the code to give you the information that you feel is more relevant, and hide components.

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