com.google.gwt.event.logical.shared

## Interface OpenHandler<T>

- Type Parameters:
    `T` - the type being opened
  All Superinterfaces:
    EventHandler
  All Known Implementing Classes:
    ListenerWrapper.WrappedOldDisclosureHandler, ListenerWrapper.WrappedTreeListener

      public interface OpenHandler<T>
      extends EventHandler

  Handler interface for `OpenEvent` events.

- - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `onOpen(OpenEvent<T> event)` Called when `OpenEvent` is fired.

- - ### Method Detail

    - #### onOpen

          void onOpen(OpenEvent<T> event)

      Called when `OpenEvent` is fired.
      Parameters:
        `event` - the `OpenEvent` that was fired