content: /*
   * Created on Dec 7, 2007
   * 
   * 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.
   * 
   * Copyright @2007-2013 the original author or authors.
   */
  package org.fest.swing.fixture;
  
  import javax.annotation.Nonnull;
  import javax.annotation.Nullable;
  
  import org.fest.swing.exception.ActionFailedException;
  import org.fest.swing.exception.ComponentLookupException;
  
  /**
   * Supports functional testing of single items inside {@code JComponents} (e.g. a cell in a {@code JTable} or a row in a
   * {@code JList}).
   * 
   * @param <S> used to simulate "self types." For more information please read &quot;<a href="http://goo.gl/fjgOM"
   *          target="_blank">Emulating 'self types' using Java Generics to simplify fluent API implementation</a>.&quot;
   * 
   * @author Yvonne Wang
   * @author Alex Ruiz
   */
  public interface ItemFixture<S> extends MouseInputSimulationFixture<S> {
    /**
     * Simulates a user selecting this fixture's item.
     * 
     * @return this fixture.
     * @throws IllegalStateException if the component containing this fixture's item is disabled.
     * @throws IllegalStateException if the component containing this fixture's item is not showing on the screen.
     */
    @Nonnull S select();
  
    /**
     * @return the {@code String} representation of this fixture's item, or {@code null} if one can not be obtained.
     */
    @Nullable String value();
  
    /**
     * Simulates a user dragging this fixture's item.
     * 
     * @return this fixture.
     * @throws IllegalStateException if the component containing this fixture's item is disabled.
     * @throws IllegalStateException if the component containing this fixture's item is not showing on the screen.
     */
    @Nonnull S drag();
  
    /**
     * Simulates a user dropping into this fixture's item.
     * 
     * @return this fixture.
     * @throws IllegalStateException if the component containing this fixture's item is disabled.
     * @throws IllegalStateException if the component containing this fixture's item is not showing on the screen.
     * @throws ActionFailedException if there is no drag action in effect.
     */
    @Nonnull S drop();
  
    /**
     * Shows a pop-up menu using this fixture's item as the invoker of the pop-up menu.
     * 
     * @return a fixture that handles functional testing of the displayed pop-up menu.
     * @throws IllegalStateException if the component containing this fixture's item is disabled.
     * @throws IllegalStateException if the component containing this fixture's item is not showing on the screen.
     * @throws ComponentLookupException if a pop-up menu cannot be found.
     */
    @Nonnull JPopupMenuFixture showPopupMenu();
  }