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| 1 | +/* | |
| 2 | + * Copyright (c) 1997, 2006, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | +package javax.swing.plaf.basic; | |
| 26 | + | |
| 27 | +import java.awt.*; | |
| 28 | +import javax.swing.*; | |
| 29 | +import javax.swing.text.*; | |
| 30 | +import javax.swing.event.*; | |
| 31 | +import javax.swing.plaf.*; | |
| 32 | + | |
| 33 | + | |
| 34 | +/** | |
| 35 | + * Provides the Windows look and feel for a password field. | |
| 36 | + * The only difference from the standard text field is that | |
| 37 | + * the view of the text is simply a string of the echo | |
| 38 | + * character as specified in JPasswordField, rather than the | |
| 39 | + * real text contained in the field. | |
| 40 | + * | |
| 41 | + * @author Timothy Prinzing | |
| 42 | + */ | |
| 43 | +public class BasicPasswordFieldUI extends BasicTextFieldUI { | |
| 44 | + | |
| 45 | + /** | |
| 46 | + * Creates a UI for a JPasswordField. | |
| 47 | + * | |
| 48 | + * @param c the JPasswordField | |
| 49 | + * @return the UI | |
| 50 | + */ | |
| 51 | + public static ComponentUI createUI(JComponent c) { | |
| 52 | + return new BasicPasswordFieldUI(); | |
| 53 | + } | |
| 54 | + | |
| 55 | + /** | |
| 56 | + * Fetches the name used as a key to look up properties through the | |
| 57 | + * UIManager. This is used as a prefix to all the standard | |
| 58 | + * text properties. | |
| 59 | + * | |
| 60 | + * @return the name ("PasswordField") | |
| 61 | + */ | |
| 62 | + protected String getPropertyPrefix() { | |
| 63 | + return "PasswordField"; | |
| 64 | + } | |
| 65 | + | |
| 66 | + | |
| 67 | + /** | |
| 68 | + * Installs the necessary properties on the JPasswordField. | |
| 69 | + * @since 1.6 | |
| 70 | + */ | |
| 71 | + protected void installDefaults() { | |
| 72 | + super.installDefaults(); | |
| 73 | + String prefix = getPropertyPrefix(); | |
| 74 | + Character echoChar = (Character)UIManager.getDefaults().get(prefix + ".echoChar"); | |
| 75 | + if(echoChar != null) { | |
| 76 | + LookAndFeel.installProperty(getComponent(), "echoChar", echoChar); | |
| 77 | + } | |
| 78 | + } | |
| 79 | + | |
| 80 | + /** | |
| 81 | + * Creates a view (PasswordView) for an element. | |
| 82 | + * | |
| 83 | + * @param elem the element | |
| 84 | + * @return the view | |
| 85 | + */ | |
| 86 | + public View create(Element elem) { | |
| 87 | + return new PasswordView(elem); | |
| 88 | + } | |
| 89 | + | |
| 90 | + /** | |
| 91 | + * Create the action map for Password Field. This map provides | |
| 92 | + * same actions for double mouse click and | |
| 93 | + * and for triple mouse click (see bug 4231444). | |
| 94 | + */ | |
| 95 | + | |
| 96 | + ActionMap createActionMap() { | |
| 97 | + ActionMap map = super.createActionMap(); | |
| 98 | + if (map.get(DefaultEditorKit.selectWordAction) != null) { | |
| 99 | + Action a = map.get(DefaultEditorKit.selectLineAction); | |
| 100 | + if (a != null) { | |
| 101 | + map.remove(DefaultEditorKit.selectWordAction); | |
| 102 | + map.put(DefaultEditorKit.selectWordAction, a); | |
| 103 | + } | |
| 104 | + } | |
| 105 | + return map; | |
| 106 | + } | |
| 107 | + | |
| 108 | +} | |