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/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2014 TIBCO Software Inc. 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 .
 */
package net.sf.jasperreports.view;

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

import net.sf.jasperreports.engine.DefaultJasperReportsContext;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRReport;
import net.sf.jasperreports.engine.JasperReportsContext;

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

/**
 * This class can be used at design time to preview the report
 * templates. It was included in the main library as a development tool in order to make up
 * for the missing visual designer.
 * 

* The class is a simple * Swing-based Java application that can load and display a report template either in its raw * JRXML form or in its compiled form. Even though it is not a complex GUI application and * lacks advanced functionality like dragging and dropping visual report elements, it is a * very helpful tool. All the supplied JasperReports samples were initially created using this design * viewer. *

* All the supplied samples already have Ant tasks in their build.xml files that will launch * this design viewer to display the report templates. * There are two Ant tasks for each sample report: viewDesign and viewDesignXML. The * first one loads the compiled report template that is normally found in the *.jasper file. * The second one loads the JRXML report template, which is more useful since you can * edit the JRXML file and click the Reload button to immediately see the modification on * the screen. *

* @author Teodor Danciu ([email protected]) */ public class JasperDesignViewer extends javax.swing.JFrame { private static final Log log = LogFactory.getLog(JasperDesignViewer.class); private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID; /** * @see #JasperDesignViewer(JasperReportsContext, String, boolean) */ public JasperDesignViewer(String sourceFile, boolean isXML) throws JRException { this(DefaultJasperReportsContext.getInstance(), sourceFile, isXML); } /** * @see #JasperDesignViewer(JasperReportsContext, InputStream, boolean) */ public JasperDesignViewer(InputStream is, boolean isXML) throws JRException { this(DefaultJasperReportsContext.getInstance(), is, isXML); } /** * @see #JasperDesignViewer(JasperReportsContext, JRReport) */ public JasperDesignViewer(JRReport report) throws JRException { this(DefaultJasperReportsContext.getInstance(), report); } /** * */ public JasperDesignViewer( JasperReportsContext jasperReportsContext, String sourceFile, boolean isXML ) throws JRException { initComponents(); JRDesignViewer viewer = new JRDesignViewer(jasperReportsContext, sourceFile, isXML); this.pnlMain.add(viewer, BorderLayout.CENTER); } /** * */ public JasperDesignViewer( JasperReportsContext jasperReportsContext, InputStream is, boolean isXML ) throws JRException { initComponents(); JRDesignViewer viewer = new JRDesignViewer(jasperReportsContext, is, isXML); this.pnlMain.add(viewer, BorderLayout.CENTER); } /** * */ public JasperDesignViewer( JasperReportsContext jasperReportsContext, JRReport report ) throws JRException { initComponents(); JRDesignViewer viewer = new JRDesignViewer(jasperReportsContext, report); this.pnlMain.add(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("JasperDesignViewer"); 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 System.exit(0); }//GEN-LAST:event_exitForm /** * @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(".jrxml")) { isXMLFile = true; } try { viewReportDesign(fileName, isXMLFile); } catch (JRException e) { if (log.isErrorEnabled()) { log.error("Error viewing report design.", e); } System.exit(1); } } /** * */ private static void usage() { System.out.println( "JasperDesignViewer usage:" ); System.out.println( "\tjava JasperDesignViewer [-XML] file" ); } /** * @see #viewReportDesign(JasperReportsContext, String, boolean) */ public static void viewReportDesign(String sourceFile, boolean isXML) throws JRException { viewReportDesign(DefaultJasperReportsContext.getInstance(), sourceFile, isXML); } /** * @see #viewReportDesign(JasperReportsContext, InputStream, boolean) */ public static void viewReportDesign(InputStream is, boolean isXML) throws JRException { viewReportDesign(DefaultJasperReportsContext.getInstance(), is, isXML); } /** * @see #viewReportDesign(JasperReportsContext, JRReport) */ public static void viewReportDesign(JRReport report) throws JRException { viewReportDesign(DefaultJasperReportsContext.getInstance(), report); } /** * */ public static void viewReportDesign( JasperReportsContext jasperReportsContext, String sourceFile, boolean isXML ) throws JRException { JasperDesignViewer jasperDesignViewer = new JasperDesignViewer(jasperReportsContext, sourceFile, isXML); jasperDesignViewer.setVisible(true); } /** * */ public static void viewReportDesign( JasperReportsContext jasperReportsContext, InputStream is, boolean isXML ) throws JRException { JasperDesignViewer jasperDesignViewer = new JasperDesignViewer(jasperReportsContext, is, isXML); jasperDesignViewer.setVisible(true); } /** * */ public static void viewReportDesign( JasperReportsContext jasperReportsContext, JRReport report ) throws JRException { JasperDesignViewer jasperDesignViewer = new JasperDesignViewer(jasperReportsContext, report); jasperDesignViewer.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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