I was wondering if it is possible to have the tree ‘grayed out’.
I would be using this, just to indicate the selected leaf in the tree. Thus, the user should not be able to perform any selection of leaf nodes or parent nodes.
Lars S. Jensen
The pro version of tree, supports
such command will cover all tree area with half-transparent cover, which prevent any operation with tree.
The styles of cover defined in dhtmlxtree.css, .dhx_tree_opacity