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package ThePEG;
import javax.swing.*;
import javax.swing.event.*;
import java.util.*;
import java.awt.*;
import java.awt.event.*;
public class StringParameter extends Interface
implements ActionListener {
String current;
String def;
JButton ok = new JButton("Ok");
JButton cancel = new JButton("Cancel");
JButton apply = new JButton("Apply");
JButton reset = new JButton("Reset");
JButton setdef = new JButton("Default");
JButton browse = new JButton("Browse");
JTextField text;
static final int NOFILE = 0;
static final int FILE = 1;
static final int DIRECTORY = 2;
int filetype = 0;
public StringParameter(SetupThePEG own, ObjectFrame obj, LinkedList input,
int filetype) {
super(own, obj, input);
this.filetype = filetype;
if ( !setup(input) ) {
JOptionPane.showMessageDialog(own, "Could not create Parameter view",
"Error", JOptionPane.ERROR_MESSAGE);
return;
}
getContentPane().setLayout(new BorderLayout());
getContentPane().add(getDescriptionArea(), BorderLayout.CENTER);
if ( isReadonly() ) {
JLabel lab = new JLabel("");
lab.setText("Readonly value is '" + current + "'");
lab.setBorder(BorderFactory.createEmptyBorder(2,2,2,2));
getContentPane().add(lab, BorderLayout.NORTH);
ok.addActionListener(this);
getContentPane().add(ok, BorderLayout.SOUTH);
} else {
JPanel buttons = new JPanel();
buttons.add(cancel);
buttons.add(reset);
buttons.add(setdef);
buttons.add(apply);
buttons.add(ok);
cancel.addActionListener(this);
reset.addActionListener(this);
setdef.addActionListener(this);
apply.addActionListener(this);
ok.addActionListener(this);
getContentPane().add(buttons, BorderLayout.SOUTH);
JPanel textpanel = new JPanel();
textpanel.add(new JLabel("Value: "));
textpanel.add(text);
if ( filetype != NOFILE ) {
browse.addActionListener(this);
textpanel.add(browse);
}
getContentPane().add(textpanel, BorderLayout.NORTH);
text.addActionListener(this);
fixButtons();
}
setTitle("Parameter");
setupFrame(500,150);
}
protected boolean setup(LinkedList input) {
if ( !super.setup(input) ) return false;
current = (String)input.remove(0);
String next = (String)input.remove(0);
while ( !next.equals("-inf") && input.size() > 0 ) {
current += "\n" + next;
next = (String)input.remove(0);
}
def = (String)input.remove(0);
if ( text == null )
text = new JTextField(current, 30);
else
text.setText(current);
text.setCaretPosition(0);
return true;
}
private void setValue() {
setValue(text.getText());
reset();
}
public void actionPerformed(ActionEvent e) {
if ( e.getSource() == cancel ) {
dispose();
}
else if ( e.getSource() == ok ) {
if ( !readonly ) setValue();
dispose();
}
else if ( e.getSource() == apply ) {
setValue();
}
else if ( e.getSource() == setdef ) {
text.setText(def);
text.setCaretPosition(0);
}
else if ( e.getSource() == reset ) {
text.setText(current);
text.setCaretPosition(0);
}
else if ( e.getSource() == browse ) {
if ( filetype == NOFILE ) return;
JFileChooser fc = new JFileChooser(".");
fc.setDialogType(JFileChooser.OPEN_DIALOG);
if ( filetype == FILE ) {
fc.setFileSelectionMode(JFileChooser.FILES_ONLY);
fc.setDialogTitle("Select file");
} else if ( filetype == DIRECTORY ) {
fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
fc.setDialogTitle("Select directory");
}
if ( fc.showDialog(this, "Select") != JFileChooser.APPROVE_OPTION )
return;
text.setText(fc.getSelectedFile().getAbsolutePath());
}
fixButtons();
}
public void fixButtons() {
String val = text.getText();
setdef.setEnabled(!val.equals(def));
reset.setEnabled(!val.equals(current));
apply.setEnabled(!val.equals(current));
}
public static void classcheck() {}
}
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