Pausing a video in the Spark VideoPlayer control when it is removed from the display list in Flex 4

The following example shows how you can pause a Spark VideoPlayer control when it is hidden or removed from the display list in Flex 4 by setting the Boolean pauseWhenHidden property.

Full code after the jump.

The following example(s) require Flash Player 10 and the Adobe Flex 4 SDK. To download the Adobe Flash Builder 4 trial, see To download the latest nightly build of the Flex 4 SDK, see

For more information on getting started with Flex 4 and Flash Builder 4, see the official Adobe Flex Team blog.

<?xml version="1.0" encoding="utf-8"?>
<!-- -->
<s:Application name="Spark_VideoPlayer_pauseWhenHidden_test"
        <mx:Form styleName="plain" contentBackgroundAlpha="0.0">
            <mx:FormItem label="pauseWhenHidden:">
                <s:CheckBox id="chBx1"
                        selected="true" />
            <mx:FormItem label="visible:">
                <s:CheckBox id="chBx2"
                        selected="true" />
    <s:VideoPlayer id="vdPlyr"
            horizontalCenter="0" verticalCenter="0" />

This entry is based on a beta version of the Flex 4 SDK and therefore is very likely to change as development of the Flex SDK continues. The API can (and will) change causing examples to possibly not compile in newer versions of the Flex 4 SDK.