www.pudn.com > jfreereport-0.8.3f.zip > OpenSourceDemoApplet.java

/** 
 * ======================================== 
 * 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. 
 * 
 * ------------------------------ 
 * OpenSourceDemoApplet.java 
 * ------------------------------ 
 * (C)opyright 2003, by Thomas Morgner and Contributors. 
 * 
 * Original Author:  Thomas Morgner; 
 * Contributor(s):   David Gilbert (for Simba Management Limited); 
 * 
 * $Id: OpenSourceDemoApplet.java,v 1.3.2.1 2003/08/24 14:18:07 taqua Exp $ 
 * 
 * Changes 
 * ------------------------- 
 * 19-Jun-2003 : Initial version 
 * 
 */ 
 
package com.jrefinery.report.demo; 
 
import com.jrefinery.report.JFreeReport; 
import com.jrefinery.report.preview.PreviewApplet; 
 
/** 
 * This demo application replicates the report generated by OpenSourceDemo.java, but creates 
 * the report in code rather than using an XML report template. The whole report is 
 * displayed in an applet. 
 * 
 
 * To use or adopt that applet to your own needs, just change the getReport() method 
 * and your applet should work perfectly ... 
 * 
 * @author Thomas Morgner 
 */ 
public class OpenSourceDemoApplet extends PreviewApplet 
{ 
  /** The report (created in code). */ 
  private JFreeReport report; 
 
  /** 
   * Constructs the demo applet. 
   */ 
  public OpenSourceDemoApplet() 
  { 
  } 
 
  /** 
   * Creates a report definition in code. 
   * 
 
   * 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 JFreeReport getReport() 
  { 
 
    if (this.report != null) 
    { 
      return this.report; 
    } 
 
    // uses the report from the OpenSourceDemo 2 ... 
    this.report = OpenSourceDemo2.createReport(); 
    this.report.setData(new OpenSourceProjects()); 
    return report; 
  } 
 
}