/*
* Created on Sep 09, 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 @2008-2013 the original author or authors.
*/
package org.fest.swing.hierarchy;
import static org.fest.swing.edt.GuiActionRunner.execute;
import static org.fest.util.Preconditions.checkNotNull;
import java.awt.Container;
import javax.annotation.Nonnull;
import javax.swing.JFrame;
import org.fest.swing.annotation.RunsInEDT;
import org.fest.swing.edt.GuiQuery;
/**
* Returns the content pane object of a given {@code JFrame}. This query is executed in the event dispatch thread (EDT.)
*
* @author Alex Ruiz
* @author Yvonne Wang
*/
@RunsInEDT
final class JFrameContentPaneQuery {
static @Nonnull
Container contentPaneOf(final @Nonnull JFrame frame) {
Container result = execute(new GuiQuery<Container>() {
@Override
protected Container executeInEDT() {
return frame.getContentPane();
}
});
return checkNotNull(result);
}
private JFrameContentPaneQuery() {}
}