?? basicpasswordfieldui.java
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/* * @(#)BasicPasswordFieldUI.java 1.30 03/12/19 * * Copyright 2004 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */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 * @version 1.30 12/19/03 */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"; } /** * 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; }}
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