io.github.jonestimd.swing.window.WindowEventPublisher Maven / Gradle / Ivy
// Copyright (c) 2016 Timothy D. Jones
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package io.github.jonestimd.swing.window;
import java.util.LinkedList;
import java.util.List;
/**
* Publishes {@link ApplicationWindowEvent}s to registered {@link WindowEventListener}s.
*
* Note: This class is not thread-safe. It is intended for use only on the AWT event thread.
* @see FrameManager
* @see FrameAction
* @see WindowEventListener
*/
public class WindowEventPublisher {
private List> listeners = new LinkedList<>();
public void register(WindowEventListener listener) {
listeners.add(listener);
}
public void unregister(WindowEventListener listener) {
listeners.remove(listener);
}
public > void publishEvent(T event) {
for (WindowEventListener windowEventListener : listeners) {
windowEventListener.onWindowEvent(event);
}
}
}