/*
* Created on Sep 24, 2007
*
* 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.
*
* Copyright @2007-2013 the original author or authors.
*/
package org.fest.swing.test.recorder;
import static org.fest.util.Lists.newArrayList;
import java.awt.Component;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
/**
* An event listener that records key events.
*
* @author Alex Ruiz
*/
public class KeyRecorder extends KeyAdapter {
public static KeyRecorder attachTo(Component target) {
return new KeyRecorder(target);
}
private static class KeyEventRecord {
final int keyCode;
KeyEventRecord(KeyEvent e) {
this.keyCode = e.getKeyCode();
}
}
private final List<KeyEventRecord> keysPressed = newKeyEventRecordList();
private final List<KeyEventRecord> keysReleased = newKeyEventRecordList();
private static List<KeyEventRecord> newKeyEventRecordList() {
return new CopyOnWriteArrayList<KeyEventRecord>();
}
protected KeyRecorder(Component target) {
attach(this, target);
}
private static void attach(KeyRecorder keyListener, Component target) {
target.addKeyListener(keyListener);
}
@Override
public void keyPressed(KeyEvent e) {
keysPressed.add(new KeyEventRecord(e));
}
@Override
public void keyReleased(KeyEvent e) {
keysReleased.add(new KeyEventRecord(e));
}
public boolean noKeysReleased() {
return keyCodesFrom(keysReleased).isEmpty();
}
public boolean keysWerePressed(Integer... expectedKeys) {
return containsKeys(keysPressed, expectedKeys);
}
public boolean keysWereReleased(Integer... expectedKeys) {
return containsKeys(keysReleased, expectedKeys);
}
private boolean containsKeys(List<KeyEventRecord> actualKeys, Integer... expectedKeys) {
return keyCodesFrom(actualKeys).containsAll(newArrayList(expectedKeys));
}
private List<Integer> keyCodesFrom(List<KeyEventRecord> actualKeys) {
List<Integer> keys = new ArrayList<Integer>();
if (actualKeys.isEmpty()) {
return keys;
}
for (KeyEventRecord r : actualKeys) {
keys.add(r.keyCode);
}
return keys;
}
}