Fires when a setting is changed, either locally or by a parent settings instance. The event object contains the name of the setting that changed.
Emitted when the a layer or sublayer in the map has its definition expression changed. The event object will contain a reference to the layer or sublayer that triggered the change.
Emitted when the visibility of a layer or sublayer in the map changes. The event object will contain a reference to the layer or sublayer that triggered the change.
Events emitted by the mapping/MapExtension!MapExtension class.