SelectDialog.java

/**
 * Copyright 2011 Intuit Inc. All Rights Reserved
 */
package com.intuit.tank.tools.script;

/*
 * #%L
 * script-filter
 * %%
 * Copyright (C) 2011 - 2015 Intuit Inc.
 * %%
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * #L%
 */

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.List;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;

/**
 * ScriptSelectDialog
 * 
 * @author dangleton
 * 
 */
public class SelectDialog<SELECTION_TYPE extends Object> extends JDialog {

    private static final long serialVersionUID = 1L;

    private JList list;
    private JButton okBT;
    private SELECTION_TYPE selectedObject;

    /**
     * @param arg0
     */
    public SelectDialog(Frame f, List<SELECTION_TYPE> externalScripts) {
        super(f, true);
        setLayout(new BorderLayout());
        list = new JList(externalScripts.toArray());
        list.addListSelectionListener(new ListSelectionListener() {
            public void valueChanged(ListSelectionEvent e) {
                okBT.setEnabled(list.getSelectedIndex() != -1);
            }
        });
        list.addMouseListener(new MouseAdapter() {

            /**
             * @{inheritDoc
             */
            @Override
            public void mouseClicked(MouseEvent e) {
                if (e.getClickCount() == 2) {
                    select();
                }
            }

        });
        add(new JLabel("Select a script."), BorderLayout.NORTH);

        JScrollPane sp = new JScrollPane(list);
        add(sp, BorderLayout.CENTER);
        add(createButtonPanel(), BorderLayout.SOUTH);
        setSize(new Dimension(400, 500));
        setBounds(new Rectangle(getSize()));
        setPreferredSize(getSize());
        WindowUtil.centerOnParent(this);
    }

    /**
     * @return the selectedScript
     */
    public SELECTION_TYPE getSelectedObject() {
        return selectedObject;
    }

    /**
     * @{inheritDoc
     */
    @Override
    public void setVisible(boolean b) {
        if (b) {
            selectedObject = null;
        }
        super.setVisible(b);
    }

    /**
     * @return
     */
    private Component createButtonPanel() {
        JPanel panel = new JPanel(new FlowLayout(FlowLayout.LEADING, 10, 5));
        JButton cancelBT = new JButton("Cancel");
        cancelBT.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent arg0) {
                setVisible(false);
            }
        });
        okBT = new JButton("Ok");
        okBT.addActionListener(new ActionListener() {
            @SuppressWarnings("unchecked")
            public void actionPerformed(ActionEvent arg0) {
                select();
            }
        });

        panel.add(okBT);
        panel.add(cancelBT);
        return panel;
    }

    /**
     * 
     */
    private void select() {
        selectedObject = (SELECTION_TYPE) list.getSelectedValue();
        if (selectedObject != null) {
            setVisible(false);
        }
    }

}