Enumeration members
CREATE_ITEMS
CREATE_ITEMS = "CREATE_ITEMS"
DELETE_ITEMS
DELETE_ITEMS = "DELETE_ITEMS"
FIT
FIT = "FIT"
FOCUS_NODE
FOCUS_NODE = "FOCUS_NODE"
HIERARCHICAL
HIERARCHICAL = "Hierarchical"
LAYOUT
LAYOUT = "LAYOUT"
SET_EDITOR_MODE
SET_EDITOR_MODE = "SET_EDITOR_MODE"
WORKFLOW
WORKFLOW = "Workflow"
Create several items including nodes, edges together