1 /*

     2  * Copyright (c) 2011, 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 

    26 

    27 package sun.lwawt;

    28 

    29 import java.awt.Dimension;

    30 import java.awt.Point;

    31 import java.awt.TextField;

    32 import java.awt.event.ActionEvent;

    33 import java.awt.event.ActionListener;

    34 import java.awt.peer.TextFieldPeer;

    35 

    36 import javax.swing.JPasswordField;

    37 import javax.swing.text.JTextComponent;

    38 

    39 final class LWTextFieldPeer

    40         extends LWTextComponentPeer<TextField, JPasswordField>

    41         implements TextFieldPeer, ActionListener {

    42 

    43     private static final int DEFAULT_COLUMNS = 1;

    44 

    45     LWTextFieldPeer(final TextField target,

    46                     final PlatformComponent platformComponent) {

    47         super(target, platformComponent);

    48     }

    49 

    50     @Override

    51     protected JPasswordField createDelegate() {

    52         return new JTextAreaDelegate();

    53     }

    54 

    55     @Override

    56     public void initialize() {

    57         super.initialize();

    58         setEchoChar(getTarget().getEchoChar());

    59         synchronized (getDelegateLock()) {

    60             getDelegate().addActionListener(this);

    61         }

    62     }

    63 

    64     @Override

    65     public JTextComponent getTextComponent() {

    66         return getDelegate();

    67     }

    68 

    69     @Override

    70     public void setEchoChar(final char echoChar) {

    71         synchronized (getDelegateLock()) {

    72             getDelegate().setEchoChar(echoChar);

    73             getDelegate().putClientProperty("JPasswordField.cutCopyAllowed",

    74                                             getDelegate().echoCharIsSet()

    75                                             ? Boolean.FALSE : Boolean.TRUE);

    76         }

    77     }

    78 

    79     @Override

    80     public Dimension getPreferredSize(final int columns) {

    81         return getPreferredSize(1, columns);

    82     }

    83 

    84     @Override

    85     public Dimension getMinimumSize(final int columns) {

    86         return getPreferredSize(columns);

    87     }

    88 

    89     @Override

    90     public Dimension getMinimumSize() {

    91         return getMinimumSize(DEFAULT_COLUMNS);

    92     }

    93 

    94     @Override

    95     public void actionPerformed(final ActionEvent e) {

    96         postEvent(new ActionEvent(getTarget(), ActionEvent.ACTION_PERFORMED,

    97                                   getText(), e.getWhen(), e.getModifiers()));

    98     }

    99 

   100     private final class JTextAreaDelegate extends JPasswordField {

   101 

   102         // Empty non private constructor was added because access to this

   103         // class shouldn't be emulated by a synthetic accessor method.

   104         JTextAreaDelegate() {

   105             super();

   106         }

   107 

   108         @Override

   109         public boolean hasFocus() {

   110             return getTarget().hasFocus();

   111         }

   112 

   113         @Override

   114         public Point getLocationOnScreen() {

   115             return LWTextFieldPeer.this.getLocationOnScreen();

   116         }

   117     }

   118 }