Groovy example source code file (JTableProperties.java)

This example Groovy source code file (JTableProperties.java) 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

abstractsyntheticbinding, bean, event, fullbinding, gui, javabean, jtable, jtable, jtableelementsbinding, jtableselectedelementbinding, jtableselectedelementbinding, listselectionmodel, map, propertychangelistener, swing, targetbinding, targetbinding, triggerbinding, triggerbinding, util

The Groovy JTableProperties.java source code

/*
 * Copyright 2008 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 org.codehaus.groovy.binding.*;

import javax.swing.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.event.TableModelEvent;
import javax.swing.event.TableModelListener;
import javax.swing.table.TableModel;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.HashMap;
import java.util.Map;

/**
 * Created by IntelliJ IDEA.
 * User: Danno.Ferrin
 * Date: Jun 18, 2008
 * Time: 12:14:16 PM
 */
public class JTableProperties {
    public static Map<String, TriggerBinding> getSyntheticProperties() {
        Map<String, TriggerBinding> result = new HashMap();
        result.put(JTable.class.getName() + "#elements",
                new TriggerBinding() {
                    public FullBinding createBinding(SourceBinding source, TargetBinding target) {
                        return new JTableElementsBinding((PropertyBinding) source, target);
                    }
                });
        result.put(JTable.class.getName() + "#selectedElement",
                new TriggerBinding() {
                    public FullBinding createBinding(SourceBinding source, TargetBinding target) {
                        return new JTableSelectedElementBinding((PropertyBinding) source, target, "selectedElement");
                    }
                });
        result.put(JTable.class.getName() + "#selectedElements",
                new TriggerBinding() {
                    public FullBinding createBinding(SourceBinding source, TargetBinding target) {
                        return new JTableSelectedElementBinding((PropertyBinding) source, target, "selectedElements");
                    }
                });
        return result;
    }
}

class JTableElementsBinding extends AbstractSyntheticBinding implements TableModelListener, PropertyChangeListener {
    JTable boundTable;

    public JTableElementsBinding(PropertyBinding propertyBinding, TargetBinding target) {
        super(propertyBinding, target, JTable.class, "elements");
    }

    protected void syntheticBind() {
        boundTable = (JTable) ((PropertyBinding)sourceBinding).getBean();
        boundTable.addPropertyChangeListener("model", this);
        boundTable.getModel().addTableModelListener(this);
    }

    protected void syntheticUnbind() {
        boundTable.removePropertyChangeListener("model", this);
        boundTable.getModel().removeTableModelListener(this);
    }

    public void tableChanged(TableModelEvent e) {
        update();
    }

    public void propertyChange(PropertyChangeEvent event) {
        update();
        ((TableModel) event.getOldValue()).removeTableModelListener(this);
        ((TableModel) event.getNewValue()).addTableModelListener(this);
    }
}

class JTableSelectedElementBinding extends AbstractSyntheticBinding implements PropertyChangeListener, ListSelectionListener {
    JTable boundTable;

    protected JTableSelectedElementBinding(PropertyBinding source, TargetBinding target, String propertyName) {
        super(source, target, JTable.class, propertyName);
    }

    public synchronized void syntheticBind() {
        boundTable = (JTable) ((PropertyBinding)sourceBinding).getBean();
        boundTable.addPropertyChangeListener("selectionModel", this);
        boundTable.getSelectionModel().addListSelectionListener(this);
    }

    public synchronized void syntheticUnbind() {
        boundTable.removePropertyChangeListener("selectionModel", this);
        boundTable.getSelectionModel().removeListSelectionListener(this);
        boundTable = null;
    }

    public void propertyChange(PropertyChangeEvent event) {
        update();
        ((ListSelectionModel) event.getOldValue()).removeListSelectionListener(this);
        ((ListSelectionModel) event.getNewValue()).addListSelectionListener(this);
    }

    public void valueChanged(ListSelectionEvent e) {
        update();
    }
}