Tag Archives: hasOwnProperty()

Changing the mouse cursor when rolling over items in an MX List control in Flex

The following example shows how you can change the mouse cursor when rolling over an item in an MX List control in Flex by listening for the itemRollOver and itemRollOut events and using the CursorManager.

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Preventing specific items from being selected in a Flex Tree control

In a previous example, “Preventing branches from being selected in a Flex Tree control”, we saw how we could prevent users from selecting branches (folders) in a Tree container in Flex by using the itemClick event and the Tree class’s dataDescriptor.isBranch() method.

The following example shows you how you can prevent any item from being selected by adding an attribute (named “clickable”, but you could name it anything you wanted) and using E4X expressions to determine if the currently clicked item should be selectable or not.

Full code after the jump.

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