groovy.swing.factory.ScrollPaneFactory.groovy Maven / Gradle / Ivy
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/*
* Copyright 2003-2007 the original author or authors.
*
* 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.
*/
package groovy.swing.factory
import java.awt.Component
import java.awt.Window
import javax.swing.JScrollPane
import javax.swing.JViewport
class ScrollPaneFactory extends groovy.swing.factory.BeanFactory {
public ScrollPaneFactory() {
this(JScrollPane)
}
public ScrollPaneFactory(Class klass) {
super(klass, false);
}
public void setChild(FactoryBuilderSupport factory, Object parent, Object child) {
if (!(child instanceof Component) || (child instanceof Window)) {
return;
}
if (parent.getViewport()?.getView() != null) {
throw new RuntimeException("ScrollPane can only have one child component");
}
if (child instanceof JViewport) {
parent.setViewport(child);
} else {
parent.setViewportView(child);
}
}
}