1 /*

     2  * CDDL HEADER START

     3  *

     4  * The contents of this file are subject to the terms of the

     5  * Common Development and Distribution License (the "License").

     6  * You may not use this file except in compliance with the License.

     7  *

     8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

     9  * or http://www.opensolaris.org/os/licensing.

    10  * See the License for the specific language governing permissions

    11  * and limitations under the License.

    12  *

    13  * When distributing Covered Code, include this CDDL HEADER in each

    14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

    15  * If applicable, add the following below this CDDL HEADER, with the

    16  * fields enclosed by brackets "[]" replaced with your own identifying

    17  * information: Portions Copyright [yyyy] [name of copyright owner]

    18  *

    19  * CDDL HEADER END

    20  */

    21 

    22 /*

    23  * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.

    24  */

    25 

    26 package com.oracle.solaris.vp.util.swing.property;

    27 

    28 import javax.swing.event.*;

    29 import javax.swing.text.JTextComponent;

    30 import com.oracle.solaris.vp.util.misc.converter.StringConverter;

    31 import com.oracle.solaris.vp.util.misc.property.*;

    32 import com.oracle.solaris.vp.util.swing.DocumentAdapter;

    33 

    34 /**

    35  * The {@code TextComponentPropertySynchronizer} class synchronizes a {@link

    36  * MutableProperty} with a {@code JTextComponent} so that changes in one will

    37  * automatically be reflected in the other.

    38  */

    39 public class TextComponentPropertySynchronizer<T, C extends JTextComponent>

    40     extends PropertySynchronizer<T, C> {

    41 

    42     //

    43     // Instance data

    44     //

    45 

    46     private DocumentListener listener =

    47 	new DocumentAdapter() {

    48 	    @Override

    49 	    public void docUpdate(DocumentEvent e) {

    50 		objectChanged();

    51 	    }

    52 	};

    53 

    54     //

    55     // Constructors

    56     //

    57 

    58     public TextComponentPropertySynchronizer(MutableProperty<T> property,

    59 	C comp, boolean initFromProp) {

    60 

    61 	super(property, comp, initFromProp);

    62 	comp.getDocument().addDocumentListener(listener);

    63     }

    64 

    65     /**

    66      * Constructs a {@code TextComponentPropertySynchronizer} with initial

    67      * synchronization from the property to the {@code JTextComponent}.

    68      */

    69     public TextComponentPropertySynchronizer(MutableProperty<T> property,

    70 	C comp) {

    71 

    72 	this(property, comp, true);

    73     }

    74 

    75     //

    76     // PropertySynchronizer methods

    77     //

    78 

    79     @Override

    80     public void desynchronize() {

    81 	super.desynchronize();

    82 	getObject().getDocument().removeDocumentListener(listener);

    83     }

    84 

    85     @Override

    86     public T getValue() {

    87 	String text = getObject().getText();

    88 	return getProperty().getConverter().convert(text);

    89     }

    90 

    91     @Override

    92     public void setValue(T value) {

    93 	String text = getProperty().getConverter().revert(value);

    94 	getObject().setText(text);

    95     }

    96 }