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A mocked implementation for GWT-2.5.1 that can run in the JVM to allow integration testing
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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;

/**
 * A selectable choice.
 * 
 * @see W3C HTML Specification
 */
@TagName(OptionElement.TAG)
public class OptionElement extends Element {

  public static final String TAG = "option";

  /**
   * Assert that the given {@link Element} is compatible with this class and
   * automatically typecast it.
   */
  public static OptionElement as(Element elem) {
    assert elem.getTagName().equalsIgnoreCase(TAG);
    return (OptionElement) elem;
  }

  public OptionElement() {
  }

  /**
   * Returns the FORM element containing this control. Returns null if this
   * control is not within the context of a form.
   */
  public final native FormElement getForm() /*-{
    return this.form;
  }-*/;

  /**
   * The index of this OPTION in its parent SELECT, starting from 0.
   */
  public final native int getIndex() /*-{
    return this.index;
  }-*/;

  /**
   * Option label for use in hierarchical menus.
   * 
   * @see W3C HTML Specification
   */
  public final native String getLabel() /*-{
    return this.label;
  }-*/;

  /**
   * The text contained within the option element.
   */
  public final String getText() {
	  return getInnerText();
  }
  /*-{
    return this.text;
  }-*/;

  /**
   * The current form control value.
   * 
   * @see W3C HTML Specification
   */
  public final String getValue() {
	 return getPropertyString("value");
  };

  /**
   * Represents the value of the HTML selected attribute. The value of this
   * attribute does not change if the state of the corresponding form control,
   * in an interactive user agent, changes.
   * 
   * @see W3C HTML Specification
   */
  public final native boolean isDefaultSelected() /*-{
    return !!this.defaultSelected;
  }-*/;

  /**
   * The control is unavailable in this context.
   * 
   * @see W3C HTML Specification
   */
  public final native boolean isDisabled() /*-{
    return !!this.disabled;
  }-*/;

  /**
   * Represents the current state of the corresponding form control, in an
   * interactive user agent. Changing this attribute changes the state of the
   * form control, but does not change the value of the HTML selected attribute
   * of the element.
   */
  public final native boolean isSelected() /*-{
    return !!this.selected;
  }-*/;

  /**
   * Represents the value of the HTML selected attribute. The value of this
   * attribute does not change if the state of the corresponding form control,
   * in an interactive user agent, changes.
   * 
   * @see W3C HTML Specification
   */
  public final native void setDefaultSelected(boolean selected) /*-{
    this.defaultSelected = selected;
  }-*/;

  /**
   * The control is unavailable in this context.
   * 
   * @see W3C HTML Specification
   */
  public final native void setDisabled(boolean disabled) /*-{
    this.disabled = disabled;
  }-*/;

  /**
   * Option label for use in hierarchical menus.
   * 
   * @see W3C HTML Specification
   */
  public final native void setLabel(String label) /*-{
    this.label = label;
  }-*/;

  /**
   * Represents the current state of the corresponding form control, in an
   * interactive user agent. Changing this attribute changes the state of the
   * form control, but does not change the value of the HTML selected attribute
   * of the element.
   */
  public final native void setSelected(boolean selected) /*-{
    this.selected = selected;
  }-*/;

  /**
   * The text contained within the option element.
   */
  public final void setText(String text) {
	  setInnerText(text);
  }
  /*-{
    this.text = text;
  }-*/;

  /**
   * The current form control value.
   * 
   * @see W3C HTML Specification
   */
  public final void setValue(String value) {
	  setAttribute("value", value);
  }
  /*-{
    this.value = value;
  }-*/;
}