package gestFile;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Image;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.text.DateFormat;
import java.text.NumberFormat;
import java.util.Date;
import java.util.Locale;
import javax.swing.ImageIcon;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.border.TitledBorder;
import javax.swing.filechooser.FileSystemView;
import org.apache.commons.lang3.StringUtils;
import utilitaires.Extensions;
public class PreviewAll extends JPanel implements PropertyChangeListener {
private JFileChooser chooser;
private JLabel nom, taille, date, icone, description;
ImageIcon thumbnail = null;
File file = null;
public PreviewAll() {
// TODO Auto-generated constructor stub
}
public PreviewAll(JFileChooser chooser) {
this.chooser = chooser;
chooser.addPropertyChangeListener(this);
setPreferredSize(new Dimension(150, 100));
initFileDetails();
}
// private void ImagePreview(JFileChooser fc) {
// setPreferredSize(new Dimension(150, 100));
// fc.addPropertyChangeListener(this);
// }
private void initFileDetails() {
add(icone = new JLabel("Icone du fichier"));
add(description = new JLabel("Description du fichier"));
add(nom = new JLabel("Nom du fichier"));
add(taille = new JLabel("Taille du fichier"));
add(date = new JLabel("Derni�re mod. du fichier"));
this.chooser.addPropertyChangeListener(this);
setBorder(new TitledBorder("Preview"));
}
public void propertyChange(PropertyChangeEvent e) {
boolean update = false;
boolean isFile = true;
String prop = e.getPropertyName();
// If the directory changed, don't show an image.
if (JFileChooser.DIRECTORY_CHANGED_PROPERTY.equals(prop)) {
file = null;
clear();
update = true;
isFile = false;
System.out.println("Change Dir");
// If a file became selected, find out which one.
} else if (JFileChooser.SELECTED_FILE_CHANGED_PROPERTY.equals(prop)) {
System.out.println("Change file");
file = (File) e.getNewValue();
if (StringUtils.equals(Extensions.getFileExtensions(file), "image")) {
System.out.println("une image");
update = true;
isFile = false;
} else {
removeAll();
System.out.println("Un fichier");
initFileDetails();
update = false;
}
}
// Update the preview accordingly.
if (update) {
System.out.println("Dans update");
thumbnail = null;
if (isShowing()) {
loadImage();
repaint();
}
} else if (isFile && file != null) {
System.out.println("Dans info File");
FileSystemView vueSysteme = FileSystemView.getFileSystemView();
Locale locale = Locale.getDefault();
NumberFormat nf = NumberFormat.getInstance(locale);
DateFormat dateFormat = DateFormat.getDateInstance(
DateFormat.SHORT, locale);
icone.setIcon(vueSysteme.getSystemIcon(file));
nom.setText(vueSysteme.getSystemDisplayName(file));
description.setText(vueSysteme.getSystemTypeDescription(file));
String tailleFile = nf.format(file.length() / 1024.0) + " Kb";
taille.setText(tailleFile);
String dateFile = dateFormat.format(new Date(file.lastModified()));
date.setText("Derni�re mod : " + dateFile);
date.setVisible(true);
}
}
private void clear() {
icone.setIcon(null);
nom.setText("Nom du fichier");
description.setText("Description fichier");
taille.setText("Taille du fichier");
date.setText("Derni�re mod. du fichier");
}
public void loadImage() {
if (file == null) {
thumbnail = null;
return;
}
// Don't use createImageIcon (which is a wrapper for getResource)
// because the image we're trying to load is probably not one
// of this program's own resources.
ImageIcon tmpIcon = new ImageIcon(file.getPath());
if (tmpIcon != null) {
if (tmpIcon.getIconWidth() > 90) {
thumbnail = new ImageIcon(tmpIcon.getImage().getScaledInstance(
120, -1, Image.SCALE_DEFAULT));
} else { // no need to miniaturize
thumbnail = tmpIcon;
}
}
}
protected void paintComponent(Graphics g) {
if (thumbnail == null) {
loadImage();
}
if (thumbnail != null) {
int x = getWidth() / 2 - thumbnail.getIconWidth() / 2;
int y = getHeight() / 2 - thumbnail.getIconHeight() / 2;
if (y < 0) {
y = 0;
}
if (x < 5) {
x = 5;
}
thumbnail.paintIcon(this, g, x, y);
}
}
}