CoreUIEvent

An event that the UI core may fire - meaning subclasses too.

EVENT_NODE_MOVE_END | EVENT_NODE_MOVE | EVENT_NODE_MOVE_START | EVENT_NODE_MOVE_ABORT | EVENT_RENDER_START | EVENT_GROUP_REMOVED | EVENT_GROUP_MOVE | EVENT_GROUP_MOVE_END | EVENT_GROUP_MOVE_START | EVENT_RENDER_END | EVENT_DESTROY | EVENT_RELAYOUT | EVENT_GROUP_COLLAPSE | EVENT_AFTER_LAYOUT_REFRESH | EVENT_GROUP_EXPAND | EVENT_NODE_VISIBILITY | EVENT_GROUP_RENDERED | EVENT_NODE_REMOVED | EVENT_INTERNAL_VERTEX_UPDATED | EVENT_INTERNAL_CONNECTION | EVENT_INTERNAL_ELEMENT_REPAINTED | EVENT_INTERNAL_EDGE_REDRAW | EVENT_NODE_RENDERED | EVENT_EDGE_REMOVED | EVENT_ZOOM | EVENT_GROUP_RELAYOUT | EVENT_PLUGIN_ADDED | EVENT_PLUGIN_REMOVED | EVENT_EDGE_GEOMETRY | EVENT_ADHOC_LAYOUT