META-INF.modules.java.desktop.classes.javax.swing.text.html.Option Maven / Gradle / Ivy
/*
* Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package javax.swing.text.html;
import java.io.Serializable;
import javax.swing.text.*;
/**
* Value for the ListModel used to represent
* <option> elements. This is the object
* installed as items of the DefaultComboBoxModel
* used to represent the <select> element.
*
* Warning:
* Serialized objects of this class will not be compatible with
* future Swing releases. The current serialization support is
* appropriate for short term storage or RMI between applications running
* the same version of Swing. As of 1.4, support for long term storage
* of all JavaBeans
* has been added to the java.beans package.
* Please see {@link java.beans.XMLEncoder}.
*
* @author Timothy Prinzing
*/
@SuppressWarnings("serial") // Same-version serialization only
public class Option implements Serializable {
/**
* Creates a new Option object.
*
* @param attr the attributes associated with the
* option element. The attributes are copied to
* ensure they won't change.
*/
public Option(AttributeSet attr) {
this.attr = attr.copyAttributes();
selected = (attr.getAttribute(HTML.Attribute.SELECTED) != null);
}
/**
* Sets the label to be used for the option.
*
* @param label a label.
*/
public void setLabel(String label) {
this.label = label;
}
/**
* Fetch the label associated with the option.
*
* @return the label associated with the option.
*/
public String getLabel() {
return label;
}
/**
* Fetch the attributes associated with this option.
*
* @return the attributes associated with this option.
*/
public AttributeSet getAttributes() {
return attr;
}
/**
* String representation is the label.
*/
public String toString() {
return label;
}
/**
* Sets the selected state.
*
* @param state a selection state
*/
protected void setSelection(boolean state) {
selected = state;
}
/**
* Fetches the selection state associated with this option.
*
* @return the selection state.
*/
public boolean isSelected() {
return selected;
}
/**
* Convenient method to return the string associated
* with the {@code value} attribute. If the
* {@code value} has not been specified, the {@code label} will be
* returned.
*
* @return the string associated with the {@code value} attribute,
* or {@code label} if the value has been not specified.
*/
public String getValue() {
String value = (String) attr.getAttribute(HTML.Attribute.VALUE);
if (value == null) {
value = label;
}
return value;
}
private boolean selected;
private String label;
private AttributeSet attr;
}