getItemByPos( ) example
In the onLeftMouseDown( ) event for a treeview object, use the getItemByPos( ) method as follows:
function TREEVIEW1_onLeftMouseDown(flags, col, row)
oItem = THIS.getItemByPos( col, row )
if type('oItem') = 'O' // oItem contains an object referencel
// do something with the item
endif