package nodebox.client;

import nodebox.node.Port;

import javax.swing.*;

import java.awt.*;

import java.awt.event.ActionListener;

import java.awt.event.ActionEvent;

import java.awt.event.FocusEvent;

import java.awt.event.FocusListener;

import java.util.Locale;

public class PortAttributesEditor extends JPanel implements ActionListener, FocusListener {

private JTextField nameField;

private JComboBox cardinalityBox;

private NodeAttributesDialog dialog;

private Port port;

public PortAttributesEditor(NodeAttributesDialog dialog, Port port) {

super(null);

this.dialog = dialog;

this.port = port;

initPanel();

updateValues();

}

public void initPanel() {

setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));

setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));

JPanel contentPanel = new JPanel(new GridLayout(3, 2, 10, 5));

// Name

contentPanel.add(new JLabel("Name"));

nameField = new JTextField(20);

nameField.setEnabled(false);

contentPanel.add(nameField);

// Cardinality

contentPanel.add(new JLabel("Cardinality"));

cardinalityBox = new JComboBox(Port.Cardinality.values());

cardinalityBox.setEnabled(false);

contentPanel.add(cardinalityBox);

add(contentPanel);

Dimension fillDimension = new Dimension(0, Integer.MAX_VALUE);

add(new Box.Filler(fillDimension, fillDimension, fillDimension));

}

public void updateValues() {

nameField.setText(port.getName());

cardinalityBox.setSelectedItem(port.getCardinality());

revalidate();

}

public void actionPerformed(ActionEvent e) {

if (e.getSource() == nameField) {

dialog.setPortName(port, nameField.getText());

} else if (e.getSource() == cardinalityBox) {

Port.Cardinality cardinality = Port.Cardinality.valueOf(cardinalityBox.getSelectedItem().toString().toUpperCase(Locale.US));

dialog.setPortCardinality(port, cardinality);

} else {

throw new AssertionError("Unknown source " + e.getSource());

}

updateValues();

}

public void focusGained(FocusEvent e) {

// Do nothing.

}

public void focusLost(FocusEvent e) {

actionPerformed(new ActionEvent(e.getSource(), 0, "focusLost"));

}

}