Optional
checkboxEn/disable checkbox for matching nodes.
Optional
classesOptional class names that are added to all div.wb-row
elements of matching nodes.
Optional
colspanOnly show title and hide other columns if any.
Optional
iconDefault icon for matching nodes.
Optional
iconDefault icon for matching nodes.
Contains the node's type information, i.e.
tree.types[node.type]
if defined.See
Wunderbaum.types and WunderbaumNode.getOption() to evaluate
node.NAME
setting andtree.types[node.type].NAME
.