01 /*
02 * Copyright 2009-2012 the original author or authors.
03 *
04 * Licensed under the Apache License, Version 2.0 (the "License");
05 * you may not use this file except in compliance with the License.
06 * You may obtain a copy of the License at
07 *
08 * http://www.apache.org/licenses/LICENSE-2.0
09 *
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 griffon.util;
17
18 /**
19 * Manages execution of code in an specific thread.<p>
20 * On Swing/AWT applications this would be the EDT. Other toolkits
21 * may use a different thread.
22 *
23 * @author Andres Almiray
24 */
25 public interface UIThreadHandler {
26 /**
27 * True if the current thread is the UI thread.
28 */
29 boolean isUIThread();
30
31 /**
32 * Executes a code block asynchronously on the UI thread.
33 */
34 void executeAsync(Runnable runnable);
35
36 /**
37 * Executes a code block synchronously on the UI thread.
38 */
39 void executeSync(Runnable runnable);
40
41 /**
42 * Executes a code block outside of the UI thread.
43 */
44 void executeOutside(Runnable runnable);
45 }
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