Example usage for javax.swing JFileChooser showOpenDialog

List of usage examples for javax.swing JFileChooser showOpenDialog

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  4. javax.swing.*
  5. JFileChooser
  6. showOpenDialog

Introduction

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

Prototype

public int showOpenDialog(Component parent) throws HeadlessException

Source Link

Document

Pops up an "Open File" file chooser dialog.

Usage

From source file:ImageIOTest.java

/**
 * Open a file and load the images./*from   w w w .ja v  a 2  s.  co  m*/
 */
public void openFile() {
    JFileChooser chooser = new JFileChooser();
    chooser.setCurrentDirectory(new File("."));
    String[] extensions = ImageIO.getReaderFileSuffixes();
    chooser.setFileFilter(new FileNameExtensionFilter("Image files", extensions));
    int r = chooser.showOpenDialog(this);
    if (r != JFileChooser.APPROVE_OPTION)
        return;
    File f = chooser.getSelectedFile();
    Box box = Box.createVerticalBox();
    try {
        String name = f.getName();
        String suffix = name.substring(name.lastIndexOf('.') + 1);
        Iterator<ImageReader> iter = ImageIO.getImageReadersBySuffix(suffix);
        ImageReader reader = iter.next();
        ImageInputStream imageIn = ImageIO.createImageInputStream(f);
        reader.setInput(imageIn);
        int count = reader.getNumImages(true);
        images = new BufferedImage[count];
        for (int i = 0; i < count; i++) {
            images[i] = reader.read(i);
            box.add(new JLabel(new ImageIcon(images[i])));
        }
    } catch (IOException e) {
        JOptionPane.showMessageDialog(this, e);
    }
    setContentPane(new JScrollPane(box));
    validate();
}

From source file:graph.plotter.PieMenu.java

/**
 * This method works for choosing file path
            /*from   w w  w.  java2  s.  co m*/
    */
private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
    // TODO add your handling code here:
    JFileChooser jf = new JFileChooser();
    jf.showOpenDialog(null);
    File file = jf.getSelectedFile();
    String f = file.getAbsolutePath();
    jTextField3.setText(f);
}

From source file:de.burrotinto.jKabel.dbauswahlAS.DBAuswahlAAS.java

private String choosePath(String pfad) {
    JFileChooser chooser = new JFileChooser();
    chooser.setCurrentDirectory(new java.io.File(pfad));
    chooser.setDialogTitle("DB Pfad");
    chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
    chooser.setAcceptAllFileFilterUsed(false);
    return chooser.showOpenDialog(null) != JFileChooser.APPROVE_OPTION ? null
            : chooser.getSelectedFile().getPath() + File.separator;

}

From source file:graph.plotter.BarMenu.java

/**
 * This method works for choosing file path
            //from   w  w w. j a  va  2 s . c o  m
    */
private void jButton6ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton6ActionPerformed
    JFileChooser jf = new JFileChooser();
    jf.showOpenDialog(null);
    File file = jf.getSelectedFile();
    String f = file.getAbsolutePath();
    jTextField3.setText(f);
}

From source file:com.itd.dbmrgdao.TestTime7.java

@Ignore
@org.junit.Test//  w  w w. j  av a 2  s . c  o  m
public void test() throws ParseException {
    String newTab = "\t";
    String[] sysidLine;

    JFileChooser chooser = new JFileChooser();
    FileNameExtensionFilter filter = new FileNameExtensionFilter("Text File", "txt");
    chooser.setFileFilter(filter);
    chooser.showOpenDialog(null);
    File f = chooser.getSelectedFile();

    String fileName = f.getAbsolutePath();
    try {
        FileReader reader = new FileReader(fileName);
        BufferedReader br = new BufferedReader(reader);
        String strLine;

        String sysid = null, scdate = null, p1Start = null, p1End = null, p2Start = null, p2End = null,
                otStart = null, otEnd = null;
        String scode = "1985";
        StringBuilder insertSQL = new StringBuilder(
                "INSERT INTO scandata(sc_sysid,sc_scode,scdate,p1start,p2end) VALUES ");

        StringBuilder deleteSQL = new StringBuilder("DELETE FROM scandata WHERE (sc_sysid,scdate) IN (");

        // read from select file
        for (strLine = br.readLine(); strLine != null; strLine = br.readLine()) {
            System.out.println(strLine);
        }

        while ((strLine = br.readLine()) != null) {
            String[] parts = strLine.split(" ");

            // check if not first record or sysid change will save in table scandata 
            if (sysid != null && !sysid.equals(parts[0])) {

                deleteSQL = deleteSQL.append(" ('").append(sysid).append("','").append(scdate).append("'),");

                insertSQL = insertSQL.append(" ('").append(sysid).append("','").append(scode).append("','")
                        .append(scdate).append("','").append(p1Start).append("','").append(p2End).append("'),");

                p1Start = null;
                p1End = null;
                p2Start = null;
                p2End = null;
                otStart = null;
                otEnd = null;

            }

            //clear 
            sysid = parts[0];
            scdate = new StringBuffer(parts[1]).insert(parts[1].length() - 2, "-").toString();
            scdate = new StringBuffer(scdate).insert(scdate.length() - 5, "-").toString();

            String timeString = new StringBuffer(parts[5]).insert(parts[5].length() - 2, ":").toString();

            if (parts[6].equals("01")) {
                p1Start = CompareTime(p1Start, timeString, "01");
            } else {
                p2End = CompareTime(p2End, timeString, "04");
            }
        }

        deleteSQL = deleteSQL.append(" ('").append(sysid).append("','").append(scdate).append("'))");

        insertSQL = insertSQL.append(" ('").append(sysid).append("','").append(scode).append("','")
                .append(scdate).append("','").append(p1Start).append("','").append(p2End).append("')");

        scanDao.executeSQL(deleteSQL.toString());

        scanDao.executeSQL(insertSQL.toString());

        br.close();

    } catch (Exception e) {
        JOptionPane.showMessageDialog(null, e);
    }

}

From source file:ImageProcessingTest.java

/**
 * Open a file and load the image.//from   ww  w .  j  a  v  a  2 s.c o m
 */
public void openFile() {
    JFileChooser chooser = new JFileChooser();
    chooser.setCurrentDirectory(new File("."));
    String[] extensions = ImageIO.getReaderFileSuffixes();
    chooser.setFileFilter(new FileNameExtensionFilter("Image files", extensions));
    int r = chooser.showOpenDialog(this);
    if (r != JFileChooser.APPROVE_OPTION)
        return;

    try {
        Image img = ImageIO.read(chooser.getSelectedFile());
        image = new BufferedImage(img.getWidth(null), img.getHeight(null), BufferedImage.TYPE_INT_RGB);
        image.getGraphics().drawImage(img, 0, 0, null);
    } catch (IOException e) {
        JOptionPane.showMessageDialog(this, e);
    }
    repaint();
}

From source file:fusion.Fusion.java

private static void setSameAsLinksFile() throws IOException {

    JFileChooser dialogue = new JFileChooser(new File("."));
    File fichier;/*  ww  w  . j  a  va2s. c  o m*/

    if (dialogue.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
        fichier = dialogue.getSelectedFile();
        sameAsLinksFile = fichier.getPath();
    }
}

From source file:fusion.Fusion.java

private static void setDatasetFile1() throws IOException {

    JFileChooser dialogue = new JFileChooser(new File("."));
    File fichier;//from   ww w .j a v  a2  s. c o  m

    if (dialogue.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
        fichier = dialogue.getSelectedFile();
        datasetFile1 = fichier.getPath();
    }
}

From source file:fusion.Fusion.java

private static void setDatasetFile2() throws IOException {

    JFileChooser dialogue = new JFileChooser(new File("."));
    File fichier;/* w  w  w  . j a va 2 s .c o  m*/

    if (dialogue.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
        fichier = dialogue.getSelectedFile();
        datasetFile2 = fichier.getPath();
    }
}

From source file:com.github.rholder.gradle.ui.DependencyViewerStandalone.java

private void promptForGradleBaseDir() {
    JFileChooser c = new JFileChooser();
    c.setDialogTitle(//from   ww w.j  av a  2  s.  co  m
            "Pick the top level directory to use when viewing dependencies (in case you have a multi-module project)");
    c.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
    int result = c.showOpenDialog(this);
    if (result == JFileChooser.APPROVE_OPTION) {
        gradleBaseDir = c.getSelectedFile().getPath();
    }
}