JGoodies Binding: Selection In List Model Example

/*
Code revised from Desktop Java Live:
http://www.sourcebeat.com/downloads/
*/
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.List;

import javax.swing.AbstractAction;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.ListModel;
import javax.swing.event.ListDataEvent;
import javax.swing.event.ListDataListener;

import com.jgoodies.binding.adapter.Bindings;
import com.jgoodies.binding.list.ArrayListModel;
import com.jgoodies.binding.list.SelectionInList;
import com.jgoodies.forms.builder.DefaultFormBuilder;
import com.jgoodies.forms.layout.FormLayout;

public class SelectionInListModelExample extends JPanel {
    private ArrayListModel arrayListModel;
    private int counter = 1;

    public SelectionInListModelExample() {
        DefaultFormBuilder defaultFormBuilder = new DefaultFormBuilder(new FormLayout("p, 2dlu, p:g"));
        defaultFormBuilder.setDefaultDialogBorder();

        this.arrayListModel = new ArrayListModel();
        this.arrayListModel.add("Swing");
        this.arrayListModel.add("SWT");
        this.arrayListModel.add("HTML");
        this.arrayListModel.add("Flash");
        this.arrayListModel.add("QT");

        SelectionInList selectionInList = new SelectionInList((ListModel) this.arrayListModel);
        ExamplePropertyChangeListener propertyChangeListener = new ExamplePropertyChangeListener();
        selectionInList.addPropertyChangeListener(propertyChangeListener);
        ExampleListDataChangeListener listDataChangeListener = new ExampleListDataChangeListener();
        selectionInList.addListDataListener(listDataChangeListener);


        JList jlist = new JList();
        Bindings.bind(jlist, selectionInList);
        defaultFormBuilder.append("List Model: ", new JScrollPane(jlist));
        defaultFormBuilder.append("", new JButton(new AddElementAction(this.arrayListModel)));
        defaultFormBuilder.append("", new JButton(new RemoveFirstElementAction(this.arrayListModel)));

        add(defaultFormBuilder.getPanel());
    }

    private class RemoveFirstElementAction extends AbstractAction {
        private List targetList;

        public RemoveFirstElementAction(List targetList) {
            super("Remove First Element");
            this.targetList = targetList;
        }

        public void actionPerformed(ActionEvent e) {
            if (this.targetList.size() > 0) {
                this.targetList.remove(0);
            }
        }
    }

    private class AddElementAction extends AbstractAction {
        private List targetList;

        public AddElementAction(List targetList) {
            super("Add Element");
            this.targetList = targetList;
        }

        public void actionPerformed(ActionEvent e) {
            this.targetList.add("New Element " + counter);
            counter++;
        }
    }

    private class ExamplePropertyChangeListener implements PropertyChangeListener {
        public void propertyChange(PropertyChangeEvent evt) {
            JOptionPane.showMessageDialog(null, "<html>Property <b>" + evt.getPropertyName() + "</b> changed Old Value = " + evt.getOldValue() + ", New Value = " + evt.getNewValue() + "</html>");
        }
    }

    private class ExampleListDataChangeListener implements ListDataListener {
        public void intervalAdded(ListDataEvent e) {
            JOptionPane.showMessageDialog(null, "<html>Interval " + e.getIndex0() + " to " + e.getIndex1() + " added.</html>");
        }

        public void intervalRemoved(ListDataEvent e) {
            JOptionPane.showMessageDialog(null, "<html>Interval " + e.getIndex0() + " to " + e.getIndex1() + " removed.</html>");
        }

        public void contentsChanged(ListDataEvent e) {
            JOptionPane.showMessageDialog(null, "<html>Contents changed.</html>");
        }
    }

    public static void main(String[] a){
      JFrame f = new JFrame("List / ListModel Example (Selection List Model)");
      f.setDefaultCloseOperation(2);
      f.add(new SelectionInListModelExample());
      f.pack();
      f.setVisible(true);
    }
}

jgoodiesDataBinding.zip( 254 k)

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JGoodies Binding: Selection In List Model Example : Data Binding « Swing Components « Java

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