opensourcedemo2.java

swing编写的库存管理程序。毕业设计类

/**
 * ========================================
 * JFreeReport : a free Java report library
 * ========================================
 *
 * Project Info:  http://www.jfree.org/jfreereport/index.html
 * Project Lead:  Thomas Morgner;
 *
 * (C) Copyright 2000-2003, by Simba Management Limited and Contributors.
 *
 * This library is free software; you can redistribute it and/or modify it under the terms
 * of the GNU Lesser General Public License as published by the Free Software Foundation;
 * either version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * --------------------
 * OpenSourceDemo2.java
 * --------------------
 * (C)opyright 2003, by Simba Management Limited.
 *
 * Original Author:  David Gilbert (for Simba Management Limited);
 * Contributor(s):   -;
 *
 * $Id: OpenSourceDemo2.java,v 1.7.2.1 2003/12/21 23:28:44 taqua Exp $
 *
 * Changes
 * -------
 * 03-Jan-2003 : Version 1, based on OpenSourceDemo.java (DG);
 *
 */

package org.jfree.report.demo;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.geom.Point2D;
import javax.swing.BorderFactory;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.TableModel;

import org.jfree.report.Boot;
import org.jfree.report.ElementAlignment;
import org.jfree.report.ItemBand;
import org.jfree.report.JFreeReport;
import org.jfree.report.PageFooter;
import org.jfree.report.ReportProcessingException;
import org.jfree.report.demo.helper.AbstractDemoFrame;
import org.jfree.report.elementfactory.NumberFieldElementFactory;
import org.jfree.report.elementfactory.TextFieldElementFactory;
import org.jfree.report.function.PageFunction;
import org.jfree.report.modules.gui.base.PreviewDialog;
import org.jfree.report.modules.gui.base.components.ActionMenuItem;
import org.jfree.report.style.ElementStyleSheet;
import org.jfree.report.style.FontDefinition;
import org.jfree.ui.FloatDimension;
import org.jfree.ui.RefineryUtilities;

/**
 * This demo application replicates the report generated by OpenSourceDemo.java, but creates
 * the report in code rather than using an XML report template.
 *
 * @author David Gilbert
 */
public class OpenSourceDemo2 extends AbstractDemoFrame
{
  /** The data for the report. */
  private TableModel data;

  /**
   * Constructs the demo application.
   *
   * @param title  the frame title.
   */
  public OpenSourceDemo2(final String title)
  {
    setTitle(title);
    setJMenuBar(createMenuBar());
    setContentPane(createContent());
  }

  /**
   * Creates a menu bar.
   *
   * @return the menu bar.
   */
  public JMenuBar createMenuBar()
  {
    final JMenuBar mb = new JMenuBar();
    final JMenu fileMenu = createJMenuItem("menu.file");

    final JMenuItem previewItem = new ActionMenuItem(getPreviewAction());
    final JMenuItem exitItem = new ActionMenuItem(getCloseAction());

    fileMenu.add(previewItem);
    fileMenu.addSeparator();
    fileMenu.add(exitItem);
    mb.add(fileMenu);
    return mb;
  }

  /**
   * Creates the content for the application frame.
   *
   * @return a panel containing the basic user interface.
   */
  public JPanel createContent()
  {
    final JPanel content = new JPanel(new BorderLayout());
    content.setBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4));
    this.data = new OpenSourceProjects();
    final JTable table = new JTable(data);
    final JScrollPane scrollPane = new JScrollPane(table);
    content.add(scrollPane);
    return content;
  }

  /**
   * Displays a print preview screen for the sample report.
   */
  protected void attemptPreview()
  {

    try
    {
      final JFreeReport report = createReport();

      report.setData(this.data);
      final PreviewDialog frame = new PreviewDialog(report);
      frame.getBase().setToolbarFloatable(true);
      frame.pack();
      RefineryUtilities.positionFrameRandomly(frame);
      frame.setVisible(true);
      frame.requestFocus();
    }
    catch (ReportProcessingException rpe)
    {
      showExceptionDialog("report.previewfailure", rpe);
    }
  }

  /**
   * Creates a report definition in code.
   * <p>
   * It is more base to read the definition from an XML report template file, but sometimes you
   * might need to create a report dynamically.
   *
   * @return a report.
   */
  public static JFreeReport createReport()
  {

    final JFreeReport result = new JFreeReport();

    // set up the functions...
    final PageFunction f1 = new PageFunction("page_number");
    try
    {
      result.addExpression(f1);
    }
    catch (Exception e)
    {
      System.err.println(e.toString());
    }

    // set up the item band...
    final ItemBand itemBand = result.getItemBand();
    configureItemBand(itemBand);

    // set up the page footer...
    final PageFooter pageFooter = result.getPageFooter();
    configurePageFooter(pageFooter);

    return result;

  }

  /**
   * Configures a blank item band.
   *
   * @param band  the item band to be configured.
   */
  public static void configureItemBand(final ItemBand band)
  {
    final ElementStyleSheet ess = band.getBandDefaults();
    ess.setFontDefinitionProperty(new FontDefinition("SansSerif", 9));

    TextFieldElementFactory factory = new TextFieldElementFactory();
    factory.setName("Name_Field");
    factory.setAbsolutePosition(new Point2D.Float(0, 7));
    factory.setMinimumSize(new FloatDimension(140, 10));
    factory.setColor(Color.black);
    factory.setHorizontalAlignment(ElementAlignment.LEFT);
    factory.setVerticalAlignment(ElementAlignment.TOP);
    factory.setFontName("SansSerif");
    factory.setFontSize(new Integer(10));
    factory.setBold(new Boolean(true));
    factory.setNullString("No Name");
    factory.setFieldname("Name");
    band.addElement(factory.createElement());

    factory = new TextFieldElementFactory();
    factory.setName("URL_Field");
    factory.setAbsolutePosition(new Point2D.Float(0, 9));
    factory.setMinimumSize(new FloatDimension(-100, 10));
    factory.setColor(Color.black);
    factory.setHorizontalAlignment(ElementAlignment.RIGHT);
    factory.setVerticalAlignment(ElementAlignment.TOP);
    factory.setFontName("Monospaced");
    factory.setFontSize(new Integer(8));
    factory.setNullString("No URL");
    factory.setFieldname("URL");
    band.addElement(factory.createElement());

    factory = new TextFieldElementFactory();
    factory.setName("Description_Field");
    factory.setAbsolutePosition(new Point2D.Float(0, 20));
    factory.setMinimumSize(new FloatDimension(-100, 10));
    factory.setColor(Color.black);
    factory.setHorizontalAlignment(ElementAlignment.LEFT);
    factory.setVerticalAlignment(ElementAlignment.TOP);
    factory.setNullString("No description available");
    factory.setFieldname("Description");
    factory.setDynamicHeight(new Boolean(true));
    band.addElement(factory.createElement());
  }

  /**
   * Configures a blank page footer.
   *
   * @param footer  the page footer to be configured.
   */
  public static void configurePageFooter(final PageFooter footer)
  {
    footer.getStyle().setStyleProperty(ElementStyleSheet.MINIMUMSIZE, new Dimension(0, 20));

    final ElementStyleSheet ess = footer.getBandDefaults();
    ess.setFontDefinitionProperty(new FontDefinition("SansSerif", 9));

    final NumberFieldElementFactory factory = new NumberFieldElementFactory();
    factory.setName("PageNumber_Field");
    factory.setAbsolutePosition(new Point2D.Float(0, 0));
    factory.setMinimumSize(new Dimension(-100, -100));
    factory.setColor(Color.black);
    factory.setHorizontalAlignment(ElementAlignment.RIGHT);
    factory.setNullString("-");
    factory.setFormatString("Page 0");
    factory.setFieldname("page_number");
    factory.setFontName("SansSerif");
    factory.setFontSize(new Integer(10));
    factory.setBold(new Boolean(true));
    footer.addElement(factory.createElement());
  }

  /**
   * Entry point for running the demo application...
   *
   * @param args  ignored.
   */
  public static void main(final String[] args)
  {
    // initialize JFreeReport
    Boot.start();

    final OpenSourceDemo2 frame = new OpenSourceDemo2("Open Source Demo 2");
    frame.pack();
    RefineryUtilities.centerFrameOnScreen(frame);
    frame.setVisible(true);
  }

}