Example usage for javax.swing JFileChooser addPropertyChangeListener

Introduction

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

Prototype

public void addPropertyChangeListener(PropertyChangeListener listener)

Source Link

Document

Adds a PropertyChangeListener to the listener list.

Usage

From source file:Main.java

public static void main(String[] argv) {

    JFileChooser chooser = new JFileChooser();

    chooser.addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            if (JFileChooser.SELECTED_FILE_CHANGED_PROPERTY.equals(evt.getPropertyName())) {
                JFileChooser chooser = (JFileChooser) evt.getSource();
                File oldFile = (File) evt.getOldValue();
                File newFile = (File) evt.getNewValue();

                System.out.println(oldFile);
                System.out.println(newFile);
                System.out.println(chooser.getSelectedFile());
            } else if (JFileChooser.SELECTED_FILES_CHANGED_PROPERTY.equals(evt.getPropertyName())) {
                JFileChooser chooser = (JFileChooser) evt.getSource();
                File[] oldFiles = (File[]) evt.getOldValue();
                File[] newFiles = (File[]) evt.getNewValue();

                Arrays.toString(oldFiles);
                Arrays.toString(newFiles);
                File[] files = chooser.getSelectedFiles();
                Arrays.toString(files);
            }/*  w w  w.  jav a2s  .  c o m*/
        }
    });

    chooser.setVisible(true);

}

From source file:Main.java

public static void main(String[] argv) {
    final JFileChooser chooser = new JFileChooser();

    File curDir = chooser.getCurrentDirectory();
    chooser.setDialogTitle("" + curDir.getAbsolutePath());

    chooser.addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            if (JFileChooser.DIRECTORY_CHANGED_PROPERTY.equals(evt.getPropertyName())) {
                File curDir = chooser.getCurrentDirectory();

                chooser.setDialogTitle("" + curDir.getAbsolutePath());
            }//  ww w  .j a  v a  2 s. c om
        }
    });
}

From source file:Main.java

public MyAccessory(JFileChooser chooser) {
    chooser.addPropertyChangeListener(this);
    setPreferredSize(new Dimension(50, 50));
}

From source file:MainClass.java

public LabelAccessory(JFileChooser chooser) {
    chooser.addPropertyChangeListener(this);
    setPreferredSize(new Dimension(100, 100));
}

From source file:FileChooserTest.java

/**
 * Constructs an ImagePreviewer./*from  w  ww.  j a  va2 s  .co  m*/
 * @param chooser the file chooser whose property changes trigger an image change in this
 * previewer
 */
public ImagePreviewer(JFileChooser chooser) {
    setPreferredSize(new Dimension(100, 100));
    setBorder(BorderFactory.createEtchedBorder());

    chooser.addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event) {
            if (event.getPropertyName() == JFileChooser.SELECTED_FILE_CHANGED_PROPERTY) {
                // the user has selected a new file
                File f = (File) event.getNewValue();
                if (f == null) {
                    setIcon(null);
                    return;
                }

                // read the image into an icon
                ImageIcon icon = new ImageIcon(f.getPath());

                // if the icon is too large to fit, scale it
                if (icon.getIconWidth() > getWidth())
                    icon = new ImageIcon(
                            icon.getImage().getScaledInstance(getWidth(), -1, Image.SCALE_DEFAULT));

                setIcon(icon);
            }
        }
    });
}

From source file:FilterSample.java

public LabelAccessory(JFileChooser chooser) {
    setVerticalAlignment(JLabel.CENTER);
    setHorizontalAlignment(JLabel.CENTER);
    chooser.addPropertyChangeListener(this);
    setPreferredSize(new Dimension(PREFERRED_WIDTH, PREFERRED_HEIGHT));
}

From source file:FileChooserDemo2.java

public ImagePreview(JFileChooser fc) {
    setPreferredSize(new Dimension(100, 50));
    fc.addPropertyChangeListener(this);
}

From source file:ch.fork.AdHocRailway.ui.locomotives.configuration.LocomotiveConfig.java

public void chooseLocoImage() {
    File previousLocoDir = ctx.getPreviousLocoDir();
    if (previousLocoDir == null) {
        previousLocoDir = new File("locoimages");
    }/*www  .ja  v a 2s  .  c  o m*/
    final JFileChooser chooser = new JFileChooser(previousLocoDir);

    final ImagePreviewPanel preview = new ImagePreviewPanel();
    chooser.setAccessory(preview);
    chooser.addPropertyChangeListener(preview);

    chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
    chooser.setFileFilter(new FileFilter() {

        @Override
        public String getDescription() {
            return "Image Files";
        }

        @Override
        public boolean accept(final File f) {
            if (f.isDirectory()) {
                return true;
            }
            if (StringUtils.endsWithAny(f.getName().toLowerCase(), ".png", ".gif", ".bmp", ".jpg")) {
                return true;
            }
            return false;
        }
    });

    final int ret = chooser.showOpenDialog(LocomotiveConfig.this);
    if (ret == JFileChooser.APPROVE_OPTION) {
        File selectedFile = chooser.getSelectedFile();
        ctx.setPreviousLocoDir(selectedFile.getParentFile());
        presentationModel.getBean().setImage(selectedFile.getName());
        final String image = presentationModel.getBean().getImage();
        presentationModel.getBean()
                .setImageBase64(LocomotiveImageHelper.getImageBase64(presentationModel.getBean()));
        if (image != null && !image.isEmpty()) {
            imageLabel.setIcon(LocomotiveImageHelper.getLocomotiveIcon(presentationModel.getBean()));
            pack();
        } else {
            imageLabel.setIcon(null);
            pack();
        }
    }
}