The IMAGELEAF attribute defines the global icon for leaf nodes of a TREE container.
IMAGELEAF = "image-name"
This attribute is used in the definition of a TREE container, to specify the name of the icon that must be used for leaf nodes.
It overwrites the program array image defined by IMAGECOLUMN, if both are used.
This attribute is optional.
For more details about image resource specification, see Providing the image resource.