01 /*
02 * Copyright 2008-2014 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.core.view;
17
18 import javax.annotation.Nonnull;
19
20 /**
21 * Controls how windows are shown and hidden at runtime.
22 *
23 * @author Andres Almiray
24 * @since 2.0.0
25 */
26 public interface WindowDisplayHandler<W> {
27 /**
28 * Callback for displaying a window.
29 *
30 * @param window the window to be displayed
31 */
32 void show(@Nonnull String name, @Nonnull W window);
33
34 /**
35 * Callback for hiding a window.
36 *
37 * @param window the window to hide
38 */
39 void hide(@Nonnull String name, @Nonnull W window);
40 }
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