From the category archives:

VerticalLayout (Spark)

The following example shows how you can tab through a series of Spark TextInput controls in Flex 4 and auto-scroll the VGroup container so that the currently focused text field has focus by using the fractionOfElementInView() method, getScrollPositionDeltaToElement() method, and verticalScrollPosition property.

Full code after the jump.

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In a previous example, “Determining the first and last visible item in a scrolling VGroup container in Flex 4″, we saw how you could determine the first and last item in a Spark VGroup container’s view by using the firstIndexInView and lastIndexInView properties on the VGroup container’s layout property.

The following example shows how you can determine how much of an item is visible in a scrolling VGroup container in Flex 4 by using the fractionOfElementInView() method.

Full code after the jump.

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The following example shows how you can determine the first and last item in a Spark VGroup container’s view by using the firstIndexInView and lastIndexInView properties on the VGroup container’s layout property.

Full code after the jump.

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The following example shows how you can enable word wrapping on a Spark List control in Flex 4 by overriding the default layout with a VerticalLayout object and set its horizontalAlign property to “justify” (instead of the default “contentJustify”).

Full code after the jump.

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The following example shows how you can set padding on a Spark VerticalLayout in Flex 4 by setting the paddingLeft, paddingRight, paddingTop and/or paddingBottom properties.

Full code after the jump.

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