/*
* Created on Aug 26, 2008
*
* 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 javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.swing.JDesktopPane;
import javax.swing.JInternalFrame;
import javax.swing.JInternalFrame.JDesktopIcon;
import org.fest.swing.annotation.RunsInCurrentThread;
/**
* <p>
* Returns the desktop the given {@code JInternalFrame} belongs to when iconified.
* </p>
*
* <p>
* <b>Note:</b> Methods in this class are accessed in the current executing thread. Such thread may or may not be the
* event dispatch thread (EDT.) Client code must call methods in this class from the EDT.
* </p>
*
* @author Alex Ruiz
* @author Yvonne Wang
*/
final class JInternalFrameDesktopPaneQuery {
@RunsInCurrentThread
static @Nullable JDesktopPane desktopPaneOf(@Nonnull JInternalFrame internalFrame) {
JDesktopIcon icon = internalFrame.getDesktopIcon();
if (icon != null) {
return icon.getDesktopPane();
}
return null;
}
private JInternalFrameDesktopPaneQuery() {}
}