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/*
* Copyright 2008 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.dom.client;
import com.google.gwt.core.client.JavaScriptObject;
/**
* Group options together in logical subdivisions.
*
* @see <a href="http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#edef-OPTGROUP">W3C HTML Specification</a>
*/
@TagName(OptGroupElement.TAG)
public class OptGroupElement extends Element {
public static final String TAG = "optgroup";
/**
* Assert that the given {@link Element} is compatible with this class and
* automatically typecast it.
*/
public static OptGroupElement as(Element elem) {
assert is(elem);
return (OptGroupElement) elem;
}
/**
* Determines whether the given {@link JavaScriptObject} can be cast to
* this class. A <code>null</code> object will cause this method to
* return <code>false</code>.
*/
public static boolean is(JavaScriptObject o) {
if (Element.is(o)) {
return is((Element) o);
}
return false;
}
/**
* Determine whether the given {@link Node} can be cast to this class.
* A <code>null</code> node will cause this method to return
* <code>false</code>.
*/
public static boolean is(Node node) {
if (Element.is(node)) {
return is((Element) node);
}
return false;
}
/**
* Determine whether the given {@link Element} can be cast to this class.
* A <code>null</code> node will cause this method to return
* <code>false</code>.
*/
public static boolean is(Element elem) {
return elem != null && elem.hasTagName(TAG);
}
protected OptGroupElement() {
}
/**
* The control is unavailable in this context.
*
* @see <a href="http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#adef-disabled">W3C HTML Specification</a>
* @deprecated use {@link #isDisabled()} instead.
*/
@Deprecated
public final native String getDisabled() /*-{
return this.disabled;
}-*/;
/**
* Assigns a label to this option group.
*
* @see <a href="http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#adef-label-OPTGROUP">W3C HTML Specification</a>
*/
public final native String getLabel() /*-{
return this.label;
}-*/;
/**
* The control is unavailable in this context.
*
* @see <a href="http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#adef-disabled">W3C HTML Specification</a>
*/
public final native boolean isDisabled() /*-{
return !!this.disabled;
}-*/;
/**
* The control is unavailable in this context.
*
* @see <a href="http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#adef-disabled">W3C HTML Specification</a>
*/
public final native void setDisabled(boolean disabled) /*-{
this.disabled = disabled;
}-*/;
/**
* The control is unavailable in this context.
*
* @see <a href="http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#adef-disabled">W3C HTML Specification</a>
*/
public final native void setDisabled(String disabled) /*-{
this.disabled = disabled;
}-*/;
/**
* Assigns a label to this option group.
*
* @see <a href="http://www.w3.org/TR/1999/REC-html401-19991224/interact/forms.html#adef-label-OPTGROUP">W3C HTML Specification</a>
*/
public final native void setLabel(String label) /*-{
this.label = label;
}-*/;
}