com.google.gwt.event.shared.DefaultHandlerRegistration Maven / Gradle / Ivy
/*
* Copyright 2008 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.event.shared;
import com.google.gwt.event.shared.GwtEvent.Type;
/**
* Default implementation of {@link HandlerRegistration}.
*
* @deprecated with no replacement; this class is no longer used by any GWT code
*/
@Deprecated
public class DefaultHandlerRegistration implements HandlerRegistration {
private final HandlerManager manager;
private final EventHandler handler;
private final Type type;
/**
* Creates a new handler registration.
*
* @param Handler type
*
* @param manager the handler manager
* @param type the event type
* @param handler the handler
*/
protected DefaultHandlerRegistration(
HandlerManager manager, Type type,
H handler) {
this.manager = manager;
this.handler = handler;
this.type = type;
}
/**
* Removes the given handler from its manager.
*/
@SuppressWarnings({"unchecked"})
// This is safe because when the elements were passed in they conformed to
// Type,H.
public void removeHandler() {
manager.removeHandler((Type) type, handler);
}
EventHandler getHandler() {
return handler;
}
}