Example usage for javax.swing JFileChooser APPROVE

Introduction

In this page you can find the example usage for javax.swing JFileChooser APPROVE_OPTION.

Prototype

int APPROVE_OPTION

To view the source code for javax.swing JFileChooser APPROVE_OPTION.

Click Source Link

Document

Return value if approve (yes, ok) is chosen.

Usage

From source file:com.holycityaudio.SpinCAD.SpinCADFile.java

public SpinCADPatch fileOpenHex() {

    loadRecentHexFileList();/*from w ww  .j  av  a 2s  .c  o m*/
    final String newline = "\n";
    SpinCADPatch p = new SpinCADPatch();

    // In response to a button click:
    FileNameExtensionFilter filter = new FileNameExtensionFilter("Spin Hex Files", "hex");
    fc.setFileFilter(filter);
    fc.setAccessory(recentHexFileList);
    fc.setFileSelectionMode(JFileChooser.FILES_ONLY);

    int returnVal = fc.showOpenDialog(new JFrame());
    if (returnVal == JFileChooser.APPROVE_OPTION) {
        String filePath = null;
        File file = fc.getSelectedFile();

        System.out.println("Opening: " + file.getName() + "." + newline);
        filePath = file.getPath();
        try {
            p = fileReadHex(filePath);
        } catch (Exception e) {
            e.printStackTrace();
            SpinCADDialogs.MessageBox("Hex File open failed!", "That's not supposed to happen!");
        } finally {
            saveMRUHexFolder(filePath);
            recentHexFileList.add(file);
            String fileName = file.getName();
            p.patchFileName = fileName;
            p.cb.setFileName(fileName);
            p.isHexFile = true;
            p.setChanged(false);
        }
    } else {
        System.out.println("Open command cancelled by user." + newline);
    }
    saveRecentHexFileList();
    return p;
}

From source file:ihm.mainActivity.java

private void openMenuItemMousePressed(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_openMenuItemMousePressed
    // TODO add your handling code here:
    int open = fileChooser.showOpenDialog(this);
    if (open == JFileChooser.APPROVE_OPTION) {
        System.out.print(fileChooser.getSelectedFile().getAbsolutePath());
        try {/*ww w  .  j  a  va  2 s .c  o  m*/
            csv = new CSVtoObject(fileChooser.getSelectedFile().getAbsolutePath(), dataList);
        } catch (IOException | ParseException ex) {
            Logger.getLogger(mainActivity.class.getName()).log(Level.SEVERE, null, ex);
        }
        //System.out.print(dataList);
    } else {
        System.out.print("FAILURE");
    }
}

From source file:com.floreantpos.ui.model.MenuItemForm.java

protected void doSelectImageFile() {
    JFileChooser fileChooser = new JFileChooser();
    fileChooser.setMultiSelectionEnabled(false);
    fileChooser.setFileSelectionMode(JFileChooser.FILES_ONLY);

    int option = fileChooser.showOpenDialog(POSUtil.getBackOfficeWindow());

    if (option == JFileChooser.APPROVE_OPTION) {
        File imageFile = fileChooser.getSelectedFile();
        try {/*from   w w w .  j av a 2 s.  c  om*/
            byte[] itemImage = FileUtils.readFileToByteArray(imageFile);
            int imageSize = itemImage.length / 1024;

            if (imageSize > 20) {
                POSMessageDialog.showMessage(Messages.getString("MenuItemForm.0")); //$NON-NLS-1$
                itemImage = null;
                return;
            }

            ImageIcon imageIcon = new ImageIcon(
                    new ImageIcon(itemImage).getImage().getScaledInstance(80, 80, Image.SCALE_SMOOTH));
            lblImagePreview.setIcon(imageIcon);

            MenuItem menuItem = (MenuItem) getBean();
            menuItem.setImageData(itemImage);

        } catch (IOException e) {
            PosLog.error(getClass(), e);
        }
    }
}

From source file:edu.harvard.mcz.imagecapture.jobs.JobCleanDirectory.java

private List<File> getFileList() {
    ArrayList<File> files = new ArrayList<File>();
    String pathToCheck = "";
    // Find the path in which to include files.
    File imagebase = null; // place to start the scan from, imagebase directory for SCAN_ALL
    File startPoint = null;//from   w  w  w  .  j  a  v a 2s  .  c om
    // If it isn't null, retrieve the image base directory from properties, and test for read access.
    if (Singleton.getSingletonInstance().getProperties().getProperties()
            .getProperty(ImageCaptureProperties.KEY_IMAGEBASE) == null) {
        JOptionPane.showMessageDialog(Singleton.getSingletonInstance().getMainFrame(),
                "Can't start scan.  Don't know where images are stored.  Set imagbase property.", "Can't Scan.",
                JOptionPane.ERROR_MESSAGE);
    } else {
        imagebase = new File(Singleton.getSingletonInstance().getProperties().getProperties()
                .getProperty(ImageCaptureProperties.KEY_IMAGEBASE));
        if (imagebase != null) {
            if (imagebase.canRead()) {
                startPoint = imagebase;
            } else {
                // If it can't be read, null out imagebase
                imagebase = null;
            }
        }
        if (scan == SCAN_SPECIFIC && startPointSpecific != null && startPointSpecific.canRead()) {
            // A scan start point has been provided, don't launch a dialog.
            startPoint = startPointSpecific;
        }
        if (imagebase == null || scan == SCAN_SELECT) {
            // launch a file chooser dialog to select the directory to scan
            final JFileChooser fileChooser = new JFileChooser();
            fileChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
            if (scan == SCAN_SELECT && startPointSpecific != null && startPointSpecific.canRead()) {
                fileChooser.setCurrentDirectory(startPointSpecific);
            } else {
                if (Singleton.getSingletonInstance().getProperties().getProperties()
                        .getProperty(ImageCaptureProperties.KEY_LASTPATH) != null) {
                    fileChooser.setCurrentDirectory(new File(Singleton.getSingletonInstance().getProperties()
                            .getProperties().getProperty(ImageCaptureProperties.KEY_LASTPATH)));
                }
            }
            int returnValue = fileChooser.showOpenDialog(Singleton.getSingletonInstance().getMainFrame());
            if (returnValue == JFileChooser.APPROVE_OPTION) {
                File file = fileChooser.getSelectedFile();
                log.debug("Selected base directory: " + file.getName() + ".");
                startPoint = file;
            } else {
                //TODO: handle error condition
                log.error("Directory selection cancelled by user.");
            }
        }

        // Check that startPoint is or is within imagebase.
        if (!ImageCaptureProperties.isInPathBelowBase(startPoint)) {
            String base = Singleton.getSingletonInstance().getProperties().getProperties()
                    .getProperty(ImageCaptureProperties.KEY_IMAGEBASE);
            log.error("Tried to scan directory (" + startPoint.getPath() + ") outside of base image directory ("
                    + base + ")");
            String message = "Can't scan and cleanup files outside of base image directory (" + base + ")";
            JOptionPane.showMessageDialog(Singleton.getSingletonInstance().getMainFrame(), message,
                    "Can't Scan outside image base directory.", JOptionPane.YES_NO_OPTION);
        } else if (ImageCaptureProperties.getPathBelowBase(startPoint).trim().length() == 0) {
            String base = Singleton.getSingletonInstance().getProperties().getProperties()
                    .getProperty(ImageCaptureProperties.KEY_IMAGEBASE);
            log.error("Tried to scan directory (" + startPoint.getPath()
                    + ") which is the base image directory.");
            String message = "Can only scan and cleanup files in a selected directory within the base directory  ("
                    + base + ").\nYou must select some subdirectory within the base directory to cleanup.";
            JOptionPane.showMessageDialog(Singleton.getSingletonInstance().getMainFrame(), message,
                    "Can't Cleanup image base directory.", JOptionPane.YES_NO_OPTION);

        } else {
            if (!startPoint.canRead()) {
                JOptionPane.showMessageDialog(Singleton.getSingletonInstance().getMainFrame(),
                        "Can't start scan.  Unable to read selected directory: " + startPoint.getPath(),
                        "Can't Scan.", JOptionPane.YES_NO_OPTION);
            } else {
                pathToCheck = ImageCaptureProperties.getPathBelowBase(startPoint);

                // retrieve a list of image records in the selected directory
                ICImageLifeCycle ils = new ICImageLifeCycle();
                List<ICImage> images = ils.findAllInDir(pathToCheck);
                Iterator<ICImage> iter = images.iterator();
                while (iter.hasNext()) {
                    ICImage image = iter.next();
                    File imageFile = new File(
                            ImageCaptureProperties.assemblePathWithBase(image.getPath(), image.getFilename()));
                    files.add(imageFile);
                    counter.incrementFilesSeen();
                }

            }
        }
    }

    log.debug("Found " + files.size() + " Image files in directory to check.");

    return files;
}

From source file:de.uka.ilkd.key.dl.gui.initialdialog.gui.ToolInstaller.java

public void install(JComponent parent, Window dialog) {

    final File installDirectory;
    switch (OSInfosDefault.INSTANCE.getOs()) {
    case OSX:/*from  w  w w.j av a 2 s.com*/
        System.setProperty("apple.awt.fileDialogForDirectories", "true");
        FileDialog d = new FileDialog(Frame.getFrames()[0], "Choose directory for installation of " + toolName,
                FileDialog.LOAD);
        d.setVisible(true);
        System.setProperty("apple.awt.fileDialogForDirectories", "false");
        if (d.getFile() != null) {
            installDirectory = new File(d.getDirectory(), d.getFile());
        } else {
            installDirectory = null;
        }
        break;
    default:
        final JFileChooser chooser = new JFileChooser();
        chooser.setMultiSelectionEnabled(false);
        chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
        chooser.setDialogTitle("Choose directory for installation of " + toolName);
        chooser.setDialogType(JFileChooser.SAVE_DIALOG);
        chooser.setApproveButtonText("Install " + toolName + " here");
        int result = chooser.showDialog(parent, "Install " + toolName + " here");
        if (result == JFileChooser.APPROVE_OPTION) {
            installDirectory = chooser.getSelectedFile();
        } else {
            installDirectory = null;
        }
    }

    if (installDirectory != null) {
        try {
            final File tmp = File.createTempFile("keymaeraDownload", "." + ft.toString().toLowerCase());
            final FileInfo info = new FileInfo(url, tmp.getName(), false);
            final DownloadManager dlm = new DownloadManager();
            ProgressBarWindow pbw = new ProgressBarWindow(parent, installDirectory, tmp, ft, ps, dialog);
            dlm.addListener(pbw);
            Runnable down = new Runnable() {

                @Override
                public void run() {
                    dlm.downloadAll(new FileInfo[] { info }, 2000, tmp.getParentFile().getAbsolutePath(), true);
                }
            };
            Thread thread = new Thread(down);
            thread.start();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    }
}

From source file:dev.agustin.serializer.MainWindow.java

private void load3dFile() {
    int state = getJFileChooser().showOpenDialog(this);
    if (state == JFileChooser.APPROVE_OPTION) {
        File f = getJFileChooser().getSelectedFile();
        try {//from  w  w  w  . j ava  2  s . co  m
            BufferedReader br = new BufferedReader(new FileReader(f));
            String fileExtension = FilenameUtils.getExtension(f.getName());
            this.saveDirectory = FilenameUtils.getPath(f.getPath());
            if (fileExtension.compareToIgnoreCase("3ds") == 0) {
                //3ds file, load in the engine
                try {
                    this.objectArray = Loader.load3DS(f.getCanonicalPath(), 1);
                } catch (Exception ex) {
                    System.out.print(ex.getMessage());
                }
            } else if (fileExtension.compareToIgnoreCase("obj") == 0) {
                //obj file
                try {
                    String mtlFile = f.getCanonicalPath().replace(".obj", ".mtl");
                    this.objectArray = Loader.loadOBJ(f.getCanonicalPath(), mtlFile, 1);
                } catch (Exception ex) {
                    System.out.println("ERROR LOADING MATERIAL! trying without material");
                    System.out.print(ex.getMessage());
                    try {
                        this.objectArray = Loader.loadOBJ(f.getCanonicalPath(), null, 1);
                    } catch (Exception ex2) {
                        System.out.println("Error loading object, aborting.");
                        System.out.print(ex.getMessage());
                    }
                }
            } else {
                System.out.println("Error loading file " + f.getName() + " not a 3D Studio (.3DS) file");
            }
            br.close();
            setTitle(title);
            hasChanged = false;
            System.out.println("Now dumping textures names:");
            Enumeration<String> textures = TextureManager.getInstance().getNames();
            while (textures.hasMoreElements()) {
                System.out.println(textures.nextElement());
            }
            System.out.println("Done.");
        } catch (FileNotFoundException e1) {
            e1.printStackTrace();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    }
}

From source file:com.compomics.colims.client.controller.admin.FastaDbSaveUpdateController.java

@Override
@PostConstruct// w  w w.  j  a v a  2s.  com
public void init() {
    //register to event bus
    eventBus.register(this);

    fastaDbSaveUpdatePanel = fastaDbManagementController.getFastaDbManagementDialog()
            .getFastaDbSaveUpdatePanel();
    headerParseRuleAdditionDialog = new HeaderParseRuleAdditionDialog(
            fastaDbManagementController.getFastaDbManagementDialog(), true);
    taxonomyBindingList = ObservableCollections.observableList(new ArrayList<>());
    taxonomyBindingList.add(TAXONOMY_CV_PARAM_NONE);
    taxonomyBindingList.addAll(cvParamService.findByCvParamByClass(TaxonomyCvParam.class));

    //init binding
    bindingGroup = new BindingGroup();

    JComboBoxBinding taxonomyComboBoxBinding = SwingBindings.createJComboBoxBinding(
            AutoBinding.UpdateStrategy.READ_WRITE, taxonomyBindingList,
            fastaDbSaveUpdatePanel.getTaxomomyComboBox());
    bindingGroup.addBinding(taxonomyComboBoxBinding);

    headerParseRuleBindingList = ObservableCollections.observableList(new ArrayList<>());
    try {
        config = PropertiesUtil.parsePropertiesFile("config/header-parse-rule.properties");
    } catch (IOException | ConfigurationException ex) {
        java.util.logging.Logger.getLogger(FastaDbSaveUpdateController.class.getName()).log(Level.SEVERE, null,
                ex);
    }
    fillHeaderParseRuleComboBox();

    JComboBoxBinding parseRuleComboBoxBinding = SwingBindings.createJComboBoxBinding(
            AutoBinding.UpdateStrategy.READ_WRITE, headerParseRuleBindingList,
            fastaDbSaveUpdatePanel.getHeaderParseRuleComboBox());
    bindingGroup.addBinding(parseRuleComboBoxBinding);

    databaseBindingList = ObservableCollections.observableList(new ArrayList<>());
    Properties allProperties = new Properties();
    ClassLoader loader = Thread.currentThread().getContextClassLoader();
    try {
        allProperties.load(loader.getResourceAsStream("config/embl-ebi-database.properties"));
        databaseSet = new TreeSet(allProperties.keySet());
    } catch (IOException ex) {
        java.util.logging.Logger.getLogger(FastaDbSaveUpdateController.class.getName()).log(Level.SEVERE, null,
                ex);
    }

    fillDatabaseComboBox();

    JComboBoxBinding databaseComboBoxBinding = SwingBindings.createJComboBoxBinding(
            AutoBinding.UpdateStrategy.READ_WRITE, databaseBindingList,
            fastaDbSaveUpdatePanel.getDatabaseComboBox());
    bindingGroup.addBinding(databaseComboBoxBinding);
    bindingGroup.bind();

    //init FASTA file selection
    //disable select multiple files
    fastaDbSaveUpdatePanel.getFastaFileChooser().setMultiSelectionEnabled(false);
    //set FASTA file filter
    fastaDbSaveUpdatePanel.getFastaFileChooser().setFileFilter(new FastaFileFilter());

    //add listeners
    fastaDbSaveUpdatePanel.getBrowseTaxonomyButton().addActionListener(e -> {
        List<CvParam> cvParams = cvParamService.findByCvParamByClass(TaxonomyCvParam.class);
        //update the CV param list
        cvParamManagementController.updateDialog("FASTA DB taxonomy", TaxonomyCvParam.class,
                PRESELECTED_ONTOLOGY_NAMESPACES, cvParams);

        cvParamManagementController.showView();
    });

    fastaDbSaveUpdatePanel.getBrowseHeaderParseRuleButtton().addActionListener(l -> {
        headerParseRuleAdditionDialog.getParseRuleTextField().setText("");
        headerParseRuleAdditionDialog.getDescriptionTextField().setText("");
        GuiUtils.centerDialogOnComponent(fastaDbSaveUpdatePanel, headerParseRuleAdditionDialog);
        headerParseRuleAdditionDialog.setVisible(true);
    });

    headerParseRuleAdditionDialog.getSaveParseRuleButton().addActionListener(l -> {
        try {
            config = PropertiesUtil.addProperty(config,
                    headerParseRuleAdditionDialog.getDescriptionTextField().getText(),
                    headerParseRuleAdditionDialog.getParseRuleTextField().getText());
        } catch (ConfigurationException | IOException ex) {
            java.util.logging.Logger.getLogger(FastaDbSaveUpdateController.class.getName()).log(Level.SEVERE,
                    null, ex);
        }
        fillHeaderParseRuleComboBox();
        headerParseRuleAdditionDialog.dispose();
    });

    fastaDbSaveUpdatePanel.getBrowseFastaButton().addActionListener(e -> {
        //in response to the button click, show open dialog
        int returnVal = fastaDbSaveUpdatePanel.getFastaFileChooser().showOpenDialog(fastaDbSaveUpdatePanel);
        if (returnVal == JFileChooser.APPROVE_OPTION) {
            File fastaFile = fastaDbSaveUpdatePanel.getFastaFileChooser().getSelectedFile();

            //show FASTA file name and path in textfields
            fastaDbSaveUpdatePanel.getFileNameTextField().setText(fastaFile.getName());
            fastaDbSaveUpdatePanel.getFilePathTextField().setText(fastaFile.getAbsolutePath());
        }
    });

    fastaDbSaveUpdatePanel.getSaveOrUpdateButton().addActionListener(e -> {
        //validate FASTA DB
        updateFastaToEdit();
        List<String> validationMessages = GuiUtils.validateEntity(fastaDbToEdit);
        if (validationMessages.isEmpty()) {
            if (fastaDbToEdit.getId() != null) {
                fastaDbToEdit = fastaDbService.merge(fastaDbToEdit);
                fastaDbManagementController.updateFastaDb();
            } else {
                fastaDbService.persist(fastaDbToEdit);
                fastaDbManagementController.addFastaDb(fastaDbToEdit);
            }
            fastaDbSaveUpdatePanel.getNameTextField().setEnabled(false);
            fastaDbSaveUpdatePanel.getSaveOrUpdateButton().setText("update");
            fastaDbSaveUpdatePanel.getFastaDbStateInfoLabel().setText("");

            saveUpdate = true;
            MessageEvent messageEvent = new MessageEvent("Fasta DB store confirmation",
                    "Fasta DB " + fastaDbToEdit.getName() + " was stored successfully!",
                    JOptionPane.INFORMATION_MESSAGE);
            eventBus.post(messageEvent);

            fastaDbManagementController.showOverviewPanel();
        } else {
            MessageEvent messageEvent = new MessageEvent("Validation failure", validationMessages,
                    JOptionPane.WARNING_MESSAGE);
            eventBus.post(messageEvent);
        }
    });

    fastaDbSaveUpdatePanel.getBackButton().addActionListener(e -> {
        if (!saveUpdate) {
            fastaDbManagementController.setSelectedFasta(-1);
        }
        saveUpdate = false;
        fastaDbManagementController.showOverviewPanel();
    });
}

From source file:be.vds.jtbdive.client.view.core.dive.profile.DiveProfileGraphicDetailPanel.java

private Component createImportButton() {
    JButton b = new JButton(new AbstractAction(null, UIAgent.getInstance().getIcon(UIAgent.ICON_IMPORT_24)) {

        private static final long serialVersionUID = 985413615438877711L;

        @Override/* w  w  w  . j a v  a  2 s  .c o m*/
        public void actionPerformed(ActionEvent e) {
            JFileChooser ch = new JFileChooser();
            ch.setFileFilter(new ExtensionFilter("xls", "Excel File"));
            int i = ch.showOpenDialog(null);
            if (i == JFileChooser.APPROVE_OPTION) {
                DiveProfileExcelParser p = new DiveProfileExcelParser();
                try {
                    File f = ch.getSelectedFile();
                    DiveProfile dp = p.read(f);
                    I18nResourceManager i18n = I18nResourceManager.sharedInstance();
                    int yes = JOptionPane.showConfirmDialog(DiveProfileGraphicDetailPanel.this,
                            i18n.getString("overwritte.diveprofile.confirm"), i18n.getString("confirmation"),
                            JOptionPane.YES_NO_OPTION, JOptionPane.WARNING_MESSAGE);
                    if (yes == JOptionPane.YES_OPTION) {
                        currentDive.setDiveProfile(dp);
                        setDiveProfile(dp, currentDive);
                        logBookManagerFacade.setDiveChanged(currentDive);
                    }
                } catch (IOException e1) {
                    ExceptionDialog.showDialog(e1, DiveProfileGraphicDetailPanel.this);
                    LOGGER.error(e1.getMessage());
                }
            }

        }
    });
    b.setToolTipText("Import");
    return b;
}

From source file:it.unibas.spicygui.controllo.file.ActionOpenMappingTask.java

@Override
public void performAction() {
    this.executeInjection();
    JFileChooser chooser = vista.getFileChooserApriXMLAndTGD();
    File file;/*from  www.ja  v a2  s  .  c  o  m*/
    int returnVal = chooser.showOpenDialog(WindowManager.getDefault().getMainWindow());
    Scenario scenario = null;
    if (returnVal == JFileChooser.APPROVE_OPTION) {
        file = chooser.getSelectedFile();
        String fileAbsoluteFile = file.getPath();
        scenario = openCompositionFile(fileAbsoluteFile, file, true);
        MappingTask mappingTask = scenario.getMappingTask();
        File f = chooser.getSelectedFile();
        FileObject fo = FileUtil.toFileObject(f);
        //            TGDDataObject dobj = null;
        try {
            TGDEditorSupport tGDEditorSupport = new TGDEditorSupport(fo);
            //                dobj = tGDEditorSupport.getDataObject();
            tGDEditorSupport.open();
            //giannisk
            scenario.setTGDEditor(tGDEditorSupport);
            scenario.getMappingTaskTopComponent().requestActive();
            //    dobj = DataObject.find(fo);
        } catch (DataObjectNotFoundException ex) {
            ex.printStackTrace();
        }
        //if (dobj != null){
        //    OpenCookie lc = (OpenCookie)dobj.getCookie(OpenCookie.class);
        //    if (lc == null) {/* cannot do it */ return;}
        //    lc.open();
        ////    Line l = lc.getLineSet().getOriginal(lineNumber);
        ////    l.show(Line.ShowOpenType.OPEN, Line.ShowVisibilityType.FOCUS);
        //}

        //try {
        //    Editor.getDefaultLocale().
        ////    new ROEditor(fo).open();
        //    
        //    new TGDEditorSupport(fo).edit();
        //    
        ////    DataObject dataObject = new ROEditor(fo).getDataObject();
        ////
        ////    EditorCookie cookie = (EditorCookie)dataObject.getCookie(EditorCookie.class);
        ////    cookie.open();
        //    
        //    System.out.println("eseguito");
        //} catch (DataObjectNotFoundException e) {
        //    e.printStackTrace();
        //}
        // 
        if (!(mappingTask.getSourceProxy() instanceof ConstantDataSourceProxy)) {
            //                Scenario scenario = (Scenario) modello.getBean(Costanti.CURRENT_SCENARIO);
            scenario.setCompositionTopComponent(new CompositionTopComponent(scenario));
            actionComposition.performAction();
        }
    }
}

From source file:it.ferogrammer.ui.MainAppFrame.java

private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem1ActionPerformed
    if (jPanel2.getComponentCount() == 1 && (jPanel2.getComponent(0) instanceof ElectropherogramChartPanel)) {
        ElectropherogramChartPanel chartPanel = (ElectropherogramChartPanel) jPanel2.getComponent(0);
        final JFileChooser fc = new JFileChooser();
        //            fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
        int returnVal = fc.showSaveDialog(chartPanel);
        if (returnVal == JFileChooser.APPROVE_OPTION) {
            File file = fc.getSelectedFile();
            if (!file.getName().endsWith(".png")) {
                int extindex = file.getPath().indexOf('.') == -1 ? file.getPath().length()
                        : file.getPath().indexOf('.');
                file = new File(file.getPath().substring(0, extindex) + ".png");
            }/*from w  w  w.  ja v a2s .  co  m*/
            try {
                ChartUtilities.saveChartAsPNG(file, chartPanel.getChart(), chartPanel.getWidth(),
                        chartPanel.getHeight());
            } catch (IOException ex) {
                JOptionPane op = new JOptionPane();
                op.showMessageDialog(jPanel2, ex.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
            }
        }
    } else {
        JOptionPane op = new JOptionPane();
        op.showMessageDialog(jPanel2, "Cannot export image", "Error", JOptionPane.ERROR_MESSAGE);
    }
}

Example usage for javax.swing JFileChooser APPROVE_OPTION

Introduction

Prototype

Document

Usage