org.apache.fop.accessibility.fo.Event Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
/* $Id$ */
package org.apache.fop.accessibility.fo;
import java.util.ArrayList;
import java.util.List;
import org.apache.fop.fo.FOEventHandler;
class Event {
private List children = new ArrayList();
protected FOEventHandler eventHandler;
protected Event parent;
protected boolean hasContent;
public Event(FO2StructureTreeConverter structureTreeConverter) {
eventHandler = structureTreeConverter.converter;
}
public Event(Event parent) {
this.parent = parent;
}
public void run() {
if (hasContent()) {
for (Event e : children) {
e.run();
}
}
children.clear();
}
private boolean hasContent() {
for (Event e : children) {
if (e.hasContent()) {
return true;
}
}
return hasContent;
}
public void add(Event child) {
children.add(child);
}
}