ADOBE® FLEX® 3: CREATING AND EXTENDING ADOBE FLEX 3 COMPONENTS

17ADOBE FLEX 3

Creating and Extending Adobe Flex 3 Components

In the following example, you define a constructor that uses super() to call the superclass’ constructor:

package myComponents

{

// Import necessary classes

import mx.core.Container;

import mx.controls.Button;

// Import all classes in the mx.events package

import mx.events.*;

// Class definition goes here.

public class MyButton extends Button {

// Public constructor.

public function MyButton()

{

// Call the constructor in the superclass.

super();

}

// Define properties and methods.

}

}

Note: You cannot define a constructor for an MXML component. For more information, see “About implementing

IMXMLObjec ...