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+/* 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);
+ }
+ }
+ }
+ }
+}