| /* |
| * 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 javax.swing.* |
| import java.awt.* |
| |
| import static groovy.swing.factory.LayoutFactory.DEFAULT_DELEGATE_PROPERTY_CONSTRAINT |
| |
| public class WidgetFactory extends AbstractFactory { |
| |
| final Class restrictedType; |
| protected final boolean leaf |
| |
| public WidgetFactory(Class restrictedType, boolean leaf) { |
| this.restrictedType = restrictedType |
| this.leaf = leaf |
| } |
| |
| boolean isLeaf() { |
| return leaf |
| } |
| |
| public Object newInstance(FactoryBuilderSupport builder, Object name, Object value, Map attributes) throws InstantiationException, IllegalAccessException { |
| if (value == null) { |
| value = attributes.remove(name); |
| } |
| if ((value != null) && FactoryBuilderSupport.checkValueIsType(value, name, restrictedType)) { |
| return value; |
| } else { |
| throw new RuntimeException("$name must have either a value argument or an attribute named $name that must be of type $restrictedType.name"); |
| } |
| } |
| |
| 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) |
| } |
| } |
| |
| } |