1 /*
2 * Copyright 2006 Robert Hanson <iamroberthanson AT gmail.com>
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.gwtwidgets.client.wrap;
17
18 /***
19 * In GWT 1.0.21 JSNI insists on knowing the precise implementing class of the method being invoked,
20 * which does not allow for interfaces. Thus we provide an internal wrapper around the interface which
21 * in turn provides the 'precise implementation class' to JSNI.
22 * @author george georgovassilis
23 *
24 */
25 class CallbackDelegate implements Callback
26 {
27 private Callback callback;
28
29
30
31 public CallbackDelegate (Callback callback)
32 {
33 this.callback = callback;
34 }
35
36 public void execute ()
37 {
38 callback.execute();
39 }
40 }