package net.codejava.swing;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
public class JFilePicker extends JPanel {
private String textFieldLabel;
private String buttonLabel;
private JLabel label;
private JTextField textField;
private JButton button;
private JFileChooser fileChooser;
private int mode;
public static final int MODE_OPEN = 1;
public static final int MODE_SAVE = 2;
public JFilePicker(String textFieldLabel, String buttonLabel) {
this.textFieldLabel = textFieldLabel;
this.buttonLabel = buttonLabel;
fileChooser = new JFileChooser();
setLayout(new FlowLayout(FlowLayout.CENTER, 5, 5));
// creates the GUI
label = new JLabel(textFieldLabel);
textField = new JTextField(30);
button = new JButton(buttonLabel);
button.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent evt) {
buttonActionPerformed(evt);
}
});
add(label);
add(textField);
add(button);
}
private void buttonActionPerformed(ActionEvent evt) {
if (mode == MODE_OPEN) {
if (fileChooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) {
textField.setText(fileChooser.getSelectedFile().getAbsolutePath());
}
} else if (mode == MODE_SAVE) {
if (fileChooser.showSaveDialog(this) == JFileChooser.APPROVE_OPTION) {
textField.setText(fileChooser.getSelectedFile().getAbsolutePath());
}
}
}
public void addFileTypeFilter(String extension, String description) {
FileTypeFilter filter = new FileTypeFilter(extension, description);
fileChooser.addChoosableFileFilter(filter);
}
public void setMode(int mode) {
this.mode = mode;
}
public String getSelectedFilePath() {
return textField.getText();
}
public JFileChooser getFileChooser() {
return this.fileChooser;
}
}