groovy.swing.factory.ComponentFactory.groovy Maven / Gradle / Ivy

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Groovy: A powerful, dynamic language for the JVM

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/*
 *  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.
 */
package groovy.swing.factory

import java.awt.Component
import java.awt.Window
import javax.swing.JComponent
import static groovy.swing.factory.LayoutFactory.DEFAULT_DELEGATE_PROPERTY_CONSTRAINT

class ComponentFactory extends BeanFactory {

    public ComponentFactory(Class beanClass) {
        super(beanClass)
    }

    public ComponentFactory(Class beanClass, boolean leaf) {
        super(beanClass, leaf)
    }

    public void setChild(FactoryBuilderSupport builder, Object parent, Object child) {
        if (!(child instanceof Component) || (child instanceof Window)) {
            return
        }
        try {
            def constraints = builder.context.constraints
            if (constraints != null) {
                LayoutFactory.getLayoutTarget(parent).add(child, constraints)
                if (child instanceof JComponent) {
                    child.putClientProperty(DEFAULT_DELEGATE_PROPERTY_CONSTRAINT, constraints)
                }
                builder.context.remove('constraints')
            } else {
                LayoutFactory.getLayoutTarget(parent).add(child)
            }
        } catch (MissingPropertyException mpe) {
            LayoutFactory.getLayoutTarget(parent).add(child)
        }
    }
}