Returns a AttributeMap that represents the properties for the specified cell.
Returns an iterator of the edges connected to port.port must be a object
previously obtained from th
Applies the propertyMap and the connection changes to the model. The initial
edits that triggered t
Returns the child of parent at index index in the parent's child array. parent
must be a node previ
Returns the number of children of parent . Returns 0 if the node is a leaf or if
it has no children.
Returns the parent of child in the model. child must be a node previously
obtained from this data so
Returns the number of roots in the model. Returns 0 if the model is empty.
Returns the source of edge. edge must be an object previously obtained from this
Returns the target of edge. edge must be an object previously obtained from this
Returns true if edge is a valid edge.
Returns true if port is a valid port, possibly supporting edge connection.
Adds a listener for the GraphModelEvent posted after the model changes.