CoreUIEvent
CoreUIEvent = typeof
EVENT_NODE_MOVE_END| typeofEVENT_NODE_MOVE| typeofEVENT_NODE_MOVE_START| typeofEVENT_NODE_MOVE_ABORT| typeofEVENT_RENDER_START| typeofEVENT_GROUP_REMOVED| typeofEVENT_GROUP_MOVE| typeofEVENT_GROUP_MOVE_END| typeofEVENT_GROUP_MOVE_START| typeofEVENT_RENDER_END| typeofEVENT_DESTROY| typeofEVENT_RELAYOUT| typeofEVENT_GROUP_COLLAPSE| typeofEVENT_AFTER_LAYOUT_REFRESH| typeofEVENT_GROUP_EXPAND| typeofEVENT_NODE_VISIBILITY| typeofEVENT_GROUP_RENDERED| typeofEVENT_NODE_REMOVED| typeofEVENT_INTERNAL_VERTEX_UPDATED| typeofEVENT_INTERNAL_CONNECTION| typeofEVENT_INTERNAL_ELEMENT_REPAINTED| typeofEVENT_INTERNAL_EDGE_REDRAW| typeofEVENT_NODE_RENDERED| typeofEVENT_EDGE_REMOVED| typeofEVENT_ZOOM| typeofEVENT_GROUP_RELAYOUT| typeofEVENT_PLUGIN_ADDED| typeofEVENT_PLUGIN_REMOVED| typeofEVENT_EDGE_GEOMETRY| typeofEVENT_ADHOC_LAYOUT
An event that the UI core may fire - meaning subclasses too.