/*

 * Copyright (c) 1997, 2006, 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

 * questions.

 */

package javax.swing.plaf.basic;

import java.awt.*;

import javax.swing.*;

import javax.swing.text.*;

import javax.swing.event.*;

import javax.swing.plaf.*;

/**

 * Provides the Windows look and feel for a password field.

 * The only difference from the standard text field is that

 * the view of the text is simply a string of the echo

 * character as specified in JPasswordField, rather than the

 * real text contained in the field.

 *

 * @author  Timothy Prinzing

 */

public class BasicPasswordFieldUI extends BasicTextFieldUI {

    /**

     * Creates a UI for a JPasswordField.

     *

     * @param c the JPasswordField

     * @return the UI

     */

    public static ComponentUI createUI(JComponent c) {

        return new BasicPasswordFieldUI();

    }

    /**

     * Fetches the name used as a key to look up properties through the

     * UIManager.  This is used as a prefix to all the standard

     * text properties.

     *

     * @return the name ("PasswordField")

     */

    protected String getPropertyPrefix() {

        return "PasswordField";

    }

    /**

     * Installs the necessary properties on the JPasswordField.

     * @since 1.6

     */

    protected void installDefaults() {

        super.installDefaults();

        String prefix = getPropertyPrefix();

        Character echoChar = (Character)UIManager.getDefaults().get(prefix + ".echoChar");

        if(echoChar != null) {

            LookAndFeel.installProperty(getComponent(), "echoChar", echoChar);

        }

    }

    /**

     * Creates a view (PasswordView) for an element.

     *

     * @param elem the element

     * @return the view

     */

    public View create(Element elem) {

        return new PasswordView(elem);

    }

    /**

     * Create the action map for Password Field.  This map provides

     * same actions for double mouse click and

     * and for triple mouse click (see bug 4231444).

     */

    ActionMap createActionMap() {

        ActionMap map = super.createActionMap();

        if (map.get(DefaultEditorKit.selectWordAction) != null) {

            Action a = map.get(DefaultEditorKit.selectLineAction);

            if (a != null) {

                map.remove(DefaultEditorKit.selectWordAction);

                map.put(DefaultEditorKit.selectWordAction, a);

            }

        }

        return map;

    }

}