Tag Archives: trackSkin

Creating a semi-transparent scroll bar thumb on an MX TextArea control in Flex 4

In previous examples, “Creating a custom scroll bar track skin on an MX TextArea control in Flex 4” and “Creating a custom scroll bar thumb skin on an MX TextArea control in Flex 4”, we saw how we could create a custom scroll bar track and thumb skin on an MX TextArea control in Flex 4 by setting the trackSkin, thumbSkin, verticalScrollBarStyleName, and horizontalScrollBarStyleName styles.

The following example shows how you can create a semi-transparent scroll bar thumb skin on an MX TextArea control in Flex 4 by setting the alpha property on the scroll bar thumb skin part’s fill.

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