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Chapter 7. Using Components > Manipulating Components

Manipulating Components

In this section we'll examine how to disable your components. This means that users can see them but not use them. We will then create two dropdown menus and have the user choose an option from the first dropdown menu, which will populate the second menu.

Disabling Components

We're all familiar with menu choices being grayed out on your computer when you're not allowed to choose that menu item right then. You can do something similar with components. Go ahead and add this code:


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