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Groovy example source code file (JListMetaMethods.groovy)

This example Groovy source code file (JListMetaMethods.groovy) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

gui, jlistmetamethods, jlistmetamethods, listmodel, listmodel, swing

The Groovy JListMetaMethods.groovy source code

/*
 * Copyright 2008-2010 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.binding

import javax.swing.ListModel
import javax.swing.JList

/**
 * @author <a href="mailto:shemnon@yahoo.com">Danno Ferrin
 * @author Andres Almiray
 * @since 1.7.5
 */
class JListMetaMethods {
    public static void enhanceMetaClass(JList list) {
        AbstractSyntheticMetaMethods.enhance(list, [
            getElements:{->
                ListModel model = delegate.model;
                def results = []
                int size = model.size
                for (int i = 0; i < size; i++) {
                    results += model.getElementAt(i)
                }
                return results
            },

            getSelectedElement:{->
                return delegate.selectedValue
            },

            getSelectedElements:{->
                return delegate.selectedValues
            },

            setSelectedElement:{def item->
                return delegate.setSelectedValue(item, true)
            },

            setSelectedValue:{def item->
                return delegate.setSelectedValue(item, true)
            },
        ]);
    }
}

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