package com.onaro.util.jfc;

import java.beans.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
import java.util.*;

/**
 * A button for use in the shortcuts pane in which the label is always painted
 * as a simple label (with no button effects) and yet it behave's like part
 */
public class ShortcutButton extends JPanel implements MouseListener {
    private static final long serialVersionUID = 1L;
    JButton button;
    JLabel label;

    public ShortcutButton(Action action) {
        setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));

        button = new JButton(action) {
                    private static final long serialVersionUID = 1L;

                    public String getText() {
                        return null;
                    }
                };
        button.setAlignmentX(CENTER_ALIGNMENT);
        button.setMargin(new Insets(0,0,0,0));
        add(button);

        label = new JLabel((String) action.getValue(Action.NAME));
        label.setAlignmentX(CENTER_ALIGNMENT);
        label.setLabelFor(button);
        label.addMouseListener(this);
        add(label);

        button.addPropertyChangeListener(new PropertyChangeListener() {
                public void propertyChange(PropertyChangeEvent e) {
                    label.setEnabled(button.isEnabled());
                }
            }
        );
    }

    public void mouseClicked(MouseEvent e) {
        fireMouseEvent(e);
    }

    public void mousePressed(MouseEvent e) {
        fireMouseEvent(e);
    }

    public void mouseReleased(MouseEvent e) {
        fireMouseEvent(e);
    }

    public void mouseEntered(MouseEvent e) {
        fireMouseEvent(e);
    }

    public void mouseExited(MouseEvent e) {
        fireMouseEvent(e);
    }

    private void fireMouseEvent(MouseEvent e) {
        EventListener listeners[] = button.getListeners(MouseListener.class);

        for (int i = 0; i < listeners.length; ++i) {
            MouseListener mouseListener = (MouseListener) listeners[i];
            MouseEvent ne = new MouseEvent(button, e.getID(), e.getWhen(), e.getModifiers(), e.getX(), e.getY(), e.getClickCount(), e.isPopupTrigger());

            switch (e.getID()) {
            case MouseEvent.MOUSE_CLICKED:
                mouseListener.mouseClicked(ne);
                break;

            case MouseEvent.MOUSE_PRESSED:
                mouseListener.mousePressed(ne);
                break;

            case MouseEvent.MOUSE_RELEASED:
                mouseListener.mouseReleased(ne);
                break;

            case MouseEvent.MOUSE_ENTERED:
                mouseListener.mouseEntered(ne);
                break;

            case MouseEvent.MOUSE_EXITED:
                mouseListener.mouseExited(ne);
                break;
            }
        }
    }

    public void setFocusPainted(boolean b) {
        button.setFocusPainted(b);
    }
    public Dimension getPreferredSize() {
        Dimension size = super.getPreferredSize();
        size.width += 5;
        size.height += 5;
        return size;
    }
    public Dimension getMinimumSize() {
        Dimension size = super.getMinimumSize();
        size.width += 5;
        size.height += 5;
        return size;
    }
}