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import java.io.File;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileView;
class JavaFileView extends FileView {
Icon jarIcon = new ImageIcon("yourFile.gif");
public String getName(File file) {
String filename = file.getName();
if (filename.endsWith(".java")) {
String name = filename + " : " + file.length();
return name;
}
return null;
}
public String getTypeDescription(File file) {
String typeDescription = null;
String filename = file.getName().toLowerCase();
if (filename.endsWith(".java") || filename.endsWith(".class")) {
typeDescription = "Java Source";
}
return typeDescription;
}
public Icon getIcon(File file) {
if (file.isDirectory()) {
return null;
}
Icon icon = null;
String filename = file.getName().toLowerCase();
if (filename.endsWith(".java") || filename.endsWith(".class")) {
icon = jarIcon;
}
return icon;
}
}
public class UsingFileView {
public static void main(String[] a){
JFileChooser fileChooser = new JFileChooser();
fileChooser.setFileView(new JavaFileView());
fileChooser.showOpenDialog(null);
}
}
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