Module evenio::handler

Event handlers

Structs

• AddHandler
  An event sent immediately after a new handler is added to the world. Contains the ID of the added handler.
• Config
  The Configuration of a handler. Accessible during handler initialization.
• FunctionHandler
  The Handler implementation for ordinary functions.
• HandlerId
  Lightweight identifier for a handler.
• HandlerIdx
  A HandlerId with the generation count stripped out.
• HandlerInfo
  Metadata for a handler.
• Handlers
  Contains metadata for all the handlers in a world.
• High
  The wrapper handler returned by IntoHandler::high.
• InitError
  An error returned when handler initialization fails. Contains an error message.
• Local
  A HandlerParam for storing handler-local state.
• Low
  The wrapper handler returned by IntoHandler::low.
• NoTypeId
  The wrapper handler returned by IntoHandler::no_type_id.
• RemoveHandler
  An event sent immediately before a handler is removed from the world. Contains the ID of the handler to be removed.

Enums

• Priority
  The priority of a handler relative to other handlers that handle the same event.

Traits

• Handler
  An Event handler function that can be added to a World.
• HandlerParam
  A parameter in a Handler.
• HandlerParamFunction
  Trait for functions whose parameters are HandlerParams.
• IntoHandler
  Types which can be converted into Handlers.

Derive Macros

• HandlerParam
  Derive macro for HandlerParam. See HandlerParam’s documentation for more information.