com.google.gwt.dev.ui.UiEvent Maven / Gradle / Ivy
/*
* Copyright 2009 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.dev.ui;
/**
* Base class for any UI event that has a callback.
*
* @param callback type
*/
public abstract class UiEvent {
/**
* Type token for a UI event.
*
* Any UiEvent subclasses must have exactly one corresponding Type instance
* created.
*
* @param callback type
*/
public static class Type {
private final String name;
protected Type(String name) {
this.name = name;
}
@Override
public String toString() {
return name;
}
}
}