| /* BasicTextFieldUI.java |
| Copyright (C) 2004, 2006, Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package javax.swing.plaf.basic; |
| |
| import java.awt.Color; |
| import java.beans.PropertyChangeEvent; |
| |
| import javax.swing.JComponent; |
| import javax.swing.UIDefaults; |
| import javax.swing.plaf.ColorUIResource; |
| import javax.swing.plaf.ComponentUI; |
| import javax.swing.text.Element; |
| import javax.swing.text.FieldView; |
| import javax.swing.text.View; |
| |
| public class BasicTextFieldUI extends BasicTextUI |
| { |
| public BasicTextFieldUI() |
| { |
| super(); |
| } |
| |
| public View create(Element elem) |
| { |
| return new FieldView(elem); |
| } |
| |
| public static ComponentUI createUI(JComponent c) |
| { |
| return new BasicTextFieldUI(); |
| } |
| |
| /** |
| * Returns the prefix for entries in the {@link UIDefaults} table. |
| * |
| * @return "TextField" |
| */ |
| protected String getPropertyPrefix() |
| { |
| return "TextField"; |
| } |
| |
| public void installUI(JComponent c) |
| { |
| super.installUI(c); |
| } |
| |
| /** |
| * Receives notification whenever one of the text component's bound |
| * properties changes. Here we check for the editable and enabled |
| * properties and adjust the background color accordingly. |
| * |
| * <p>The colors are only changed if they are not a |
| * <code>ColorUIResource</code>.</p> |
| * |
| * @param event the property change event |
| */ |
| protected void propertyChange(PropertyChangeEvent event) |
| { |
| if (event.getPropertyName().equals("editable")) |
| { |
| // Changing the color only if the current background is an instance of |
| // ColorUIResource is the behavior of the RI. |
| if (textComponent.getBackground() instanceof ColorUIResource) |
| { |
| Color c = null; |
| Color old = textComponent.getBackground(); |
| String prefix = getPropertyPrefix(); |
| if (! textComponent.isEnabled()) |
| c = SharedUIDefaults.getColor(prefix + ".disabledBackground"); |
| if (c == null && ! textComponent.isEditable()) |
| c = SharedUIDefaults.getColor(prefix + ".inactiveBackground"); |
| if (c == null) |
| c = SharedUIDefaults.getColor(prefix + ".background"); |
| if (c != null && c != old) |
| { |
| textComponent.setBackground(c); |
| } |
| } |
| } |
| } |
| } |