Package net.sf.jasperreports.view

Source Code of net.sf.jasperreports.view.JasperViewer

/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports 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 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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 JasperReports. If not, see <http://www.gnu.org/licenses/>.
*/

/*
* Contributors:
* Ryan Johnson - delscovich@users.sourceforge.net
* Carlton Moore - cmoore79@users.sourceforge.net
*/
package net.sf.jasperreports.view;

import java.awt.BorderLayout;
import java.awt.Toolkit;
import java.io.InputStream;
import java.util.Locale;

import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JasperPrint;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;


/**
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: JasperViewer.java 3939 2010-08-20 09:52:00Z teodord $
*/
public class JasperViewer extends javax.swing.JFrame
{
  private static final Log log = LogFactory.getLog(JasperViewer.class);

  private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;


  /**
   *
   */
  protected JRViewer viewer;

  /**
   *
   */
  private boolean isExitOnClose = true;
 
 
  /** Creates new form JasperViewer */
  public JasperViewer(
    String sourceFile,
    boolean isXMLFile
    ) throws JRException
  {
    this(sourceFile, isXMLFile, true);
  }


  /** Creates new form JasperViewer */
  public JasperViewer(
    InputStream is,
    boolean isXMLFile
    ) throws JRException
  {
    this(is, isXMLFile, true);
  }


  /** Creates new form JasperViewer */
  public JasperViewer(
    JasperPrint jasperPrint
    )
  {
    this(jasperPrint, true);
  }


  /** Creates new form JasperViewer */
  public JasperViewer(
    String sourceFile,
    boolean isXMLFile,
    boolean isExitOnClose
    throws JRException
  {
    this(sourceFile, isXMLFile, isExitOnClose, null);
  }


  /** Creates new form JasperViewer */
  public JasperViewer(
    InputStream is,
    boolean isXMLFile,
    boolean isExitOnClose
    ) throws JRException
  {
    this(is, isXMLFile, isExitOnClose, null);
  }


  /** Creates new form JasperViewer */
  public JasperViewer(
    JasperPrint jasperPrint,
    boolean isExitOnClose
    )
  {
    this(jasperPrint, isExitOnClose, null);
  }


  /** Creates new form JasperViewer */
  public JasperViewer(
    String sourceFile,
    boolean isXMLFile,
    boolean isExitOnClose,
    Locale locale
    throws JRException
  {
    if (locale != null)
    {
      setLocale(locale);
    }
    this.isExitOnClose = isExitOnClose;

    initComponents();

    this.viewer = new JRViewer(sourceFile, isXMLFile, locale);
    this.pnlMain.add(this.viewer, BorderLayout.CENTER);
  }


  /** Creates new form JasperViewer */
  public JasperViewer(
    InputStream is,
    boolean isXMLFile,
    boolean isExitOnClose,
    Locale locale
    ) throws JRException
  {
    if (locale != null)
    {
      setLocale(locale);
    }
    this.isExitOnClose = isExitOnClose;

    initComponents();

    this.viewer = new JRViewer(is, isXMLFile, locale);
    this.pnlMain.add(this.viewer, BorderLayout.CENTER);
  }


  /** Creates new form JasperViewer */
  public JasperViewer(
    JasperPrint jasperPrint,
    boolean isExitOnClose,
    Locale locale
    )
  {
    if (locale != null)
    {
      setLocale(locale);
    }
    this.isExitOnClose = isExitOnClose;

    initComponents();

    this.viewer = new JRViewer(jasperPrint, locale);
    this.pnlMain.add(this.viewer, BorderLayout.CENTER);
  }


  /** This method is called from within the constructor to
   * initialize the form.
   * WARNING: Do NOT modify this code. The content of this method is
   * always regenerated by the Form Editor.
   */
  private void initComponents() {//GEN-BEGIN:initComponents
    pnlMain = new javax.swing.JPanel();

    setTitle("JasperViewer");
    setIconImage(new javax.swing.ImageIcon(getClass().getResource("/net/sf/jasperreports/view/images/jricon.GIF")).getImage());
    addWindowListener(new java.awt.event.WindowAdapter() {
      public void windowClosing(java.awt.event.WindowEvent evt) {
        exitForm();
      }
    });

    pnlMain.setLayout(new java.awt.BorderLayout());

    getContentPane().add(pnlMain, java.awt.BorderLayout.CENTER);

    pack();

    Toolkit toolkit = java.awt.Toolkit.getDefaultToolkit();
    java.awt.Dimension screenSize = toolkit.getScreenSize();
    int screenResolution = toolkit.getScreenResolution();
    float zoom = ((float) screenResolution) / JRViewer.REPORT_RESOLUTION;

    int height = (int) (550 * zoom);
    if (height > screenSize.getHeight())
    {
      height = (int) screenSize.getHeight();
    }
    int width = (int) (750 * zoom);
    if (width > screenSize.getWidth())
    {
      width = (int) screenSize.getWidth();
    }

    java.awt.Dimension dimension = new java.awt.Dimension(width, height);
    setSize(dimension);
    setLocation((screenSize.width-width)/2,(screenSize.height-height)/2);
  }//GEN-END:initComponents

  /** Exit the Application */
  void exitForm() {//GEN-FIRST:event_exitForm

    if (this.isExitOnClose)
    {
      System.exit(0);
    }
    else
    {
      this.setVisible(false);
      this.viewer.clear();
      this.viewer = null;
      this.getContentPane().removeAll();
      this.dispose();
    }

  }//GEN-LAST:event_exitForm


  /**
   *
   */
  public void setZoomRatio(float zoomRatio)
  {
    viewer.setZoomRatio(zoomRatio);
  }


  /**
   *
   */
  public void setFitWidthZoomRatio()
  {
    viewer.setFitWidthZoomRatio();
  }


  /**
   *
   */
  public void setFitPageZoomRatio()
  {
    viewer.setFitPageZoomRatio();
  }


  /**
  * @param args the command line arguments
  */
  public static void main(String args[])
  {
    String fileName = null;
    boolean isXMLFile = false;

    for (int i = 0; i < args.length; i++)
    {
      if ( args[i].startsWith("-XML") )
      {
        isXMLFile = true;
      }
      else if ( args[i].startsWith("-F") )
      {
        fileName = args[i].substring(2);
      }
      else
      {
        fileName = args[i];
      }
    }
   
    if(fileName == null)
    {
      usage();
      return;
    }

    if (!isXMLFile && fileName.endsWith(".jrpxml"))
    {
      isXMLFile = true;
    }

    try
    {
      viewReport(fileName, isXMLFile);
    }
    catch (JRException e)
    {
      if (log.isErrorEnabled())
      {
        log.error("Error viewing report.", e);
      }
      System.exit(1);
    }
  }


  /**
   *
   */
  private static void usage()
  {
    System.out.println( "JasperViewer usage:" );
    System.out.println( "\tjava JasperViewer [-XML] file" );
  }


  /**
   *
   */
  public static void viewReport(
    String sourceFile,
    boolean isXMLFile
    ) throws JRException
  {
    viewReport(sourceFile, isXMLFile, true, null);
  }

  /**
   *
   */
  public static void viewReport(
    InputStream is,
    boolean isXMLFile
    ) throws JRException
  {
    viewReport(is, isXMLFile, true, null);
  }

  /**
   *
   */
  public static void viewReport(
    JasperPrint jasperPrint
    )
  {
    viewReport(jasperPrint, true, null);
  }

  /**
   *
   */
  public static void viewReport(
    String sourceFile,
    boolean isXMLFile,
    boolean isExitOnClose
    ) throws JRException
  {
    viewReport(sourceFile, isXMLFile, isExitOnClose, null);
  }

  /**
   *
   */
  public static void viewReport(
    InputStream is,
    boolean isXMLFile,
    boolean isExitOnClose
    ) throws JRException
  {
    viewReport(is, isXMLFile, isExitOnClose, null);
  }

  /**
   *
   */
  public static void viewReport(
    JasperPrint jasperPrint,
    boolean isExitOnClose
    )
  {
    viewReport(jasperPrint, isExitOnClose, null);
  }

  /**
   *
   */
  public static void viewReport(
    String sourceFile,
    boolean isXMLFile,
    boolean isExitOnClose,
    Locale locale
    ) throws JRException
  {
    JasperViewer jasperViewer =
      new JasperViewer(
        sourceFile,
        isXMLFile,
        isExitOnClose,
        locale
        );
    jasperViewer.setVisible(true);
  }

  /**
   *
   */
  public static void viewReport(
    InputStream is,
    boolean isXMLFile,
    boolean isExitOnClose,
    Locale locale
    ) throws JRException
  {
    JasperViewer jasperViewer =
      new JasperViewer(
        is,
        isXMLFile,
        isExitOnClose,
        locale
        );
    jasperViewer.setVisible(true);
  }

  /**
   *
   */
  public static void viewReport(
    JasperPrint jasperPrint,
    boolean isExitOnClose,
    Locale locale
    )
  {
    JasperViewer jasperViewer =
      new JasperViewer(
        jasperPrint,
        isExitOnClose,
        locale
        );
    jasperViewer.setVisible(true);
  }


  // Variables declaration - do not modify//GEN-BEGIN:variables
  private javax.swing.JPanel pnlMain;
  // End of variables declaration//GEN-END:variables

}
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