/*

 * Copyright (c) 1997, 2004, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

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 */

package com.sun.java.swing.plaf.motif;

import javax.swing.*;

import javax.swing.event.*;

import java.awt.*;

import java.awt.event.*;

import javax.swing.plaf.*;

import javax.swing.plaf.basic.BasicMenuItemUI;

/**

 * MotifMenuItem implementation

 * <p>

 *

 * @author Rich Schiavi

 * @author Georges Saab

 */

public class MotifMenuItemUI extends BasicMenuItemUI

{

    protected ChangeListener changeListener;

    public static ComponentUI createUI(JComponent c)

    {

        return new MotifMenuItemUI();

    }

    protected void installListeners() {

        super.installListeners();

        changeListener = createChangeListener(menuItem);

        menuItem.addChangeListener(changeListener);

    }

    protected void uninstallListeners() {

        super.uninstallListeners();

        menuItem.removeChangeListener(changeListener);

    }

    protected ChangeListener createChangeListener(JComponent c) {

        return new ChangeHandler();

    }

    protected MouseInputListener createMouseInputListener(JComponent c) {

        return new MouseInputHandler();

    }

    protected class ChangeHandler implements ChangeListener {

        public void stateChanged(ChangeEvent e) {

            JMenuItem c = (JMenuItem)e.getSource();

            LookAndFeel.installProperty(c, "borderPainted",

                        Boolean.valueOf(c.isArmed() || c.isSelected()));

        }

    }

    protected class MouseInputHandler implements MouseInputListener {

        public void mouseClicked(MouseEvent e) {}

        public void mousePressed(MouseEvent e) {

            MenuSelectionManager manager = MenuSelectionManager.defaultManager();

            manager.setSelectedPath(getPath());

        }

        public void mouseReleased(MouseEvent e) {

            MenuSelectionManager manager =

                MenuSelectionManager.defaultManager();

            JMenuItem menuItem = (JMenuItem)e.getComponent();

            Point p = e.getPoint();

            if(p.x >= 0 && p.x < menuItem.getWidth() &&

               p.y >= 0 && p.y < menuItem.getHeight()) {

                manager.clearSelectedPath();

                menuItem.doClick(0);

            } else {

                manager.processMouseEvent(e);

            }

        }

        public void mouseEntered(MouseEvent e) {}

        public void mouseExited(MouseEvent e) {}

        public void mouseDragged(MouseEvent e) {

            MenuSelectionManager.defaultManager().processMouseEvent(e);

        }

        public void mouseMoved(MouseEvent e) { }

    }

}