Events evCreate API Section

The Events section of the evCreate API includes a type alias, enumeration, interface, and functions to track events occurred during a single document editing session in the Canvas Envision Creator web app.

`event` namespace

The Events evCreate API section is accessed with the event namespace:

evCreate.event.Function()

Type aliases

EvEventCallback: A type alias for the signature of an event callback function.

Enumerations

EvEventType: An enumeration of the types of events broadcast during a single document editing session in the Canvas Envision Creator web app.

Interfaces

EvEvent: An interface that defines an event occurred during a single document editing session in the Canvas Envision Creator web app.

Functions

RegisterCallback(callback: EvEventCallback, events: EvEventType[], unregisterTag?: string): void: A function to register a given callback function for given types of events that will occur during the current document editing session in the Canvas Envision Creator web app.
UnregisterCallback(unregisterTag: string): void: A function to unregister a given registered callback function for given event types from the callback registry.

30 April 2025