true if the given Component 's parent Window is currently active (focused). - Java Swing

Java examples for Swing:Window

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Description

true if the given Component 's parent Window is currently active (focused).

Demo Code

/*/* w  ww. j  a v  a2s .c  o m*/
 * Copyright (c) 2009 Kathryn Huxtable and Kenneth Orr.
 *
 * This file is part of the Aqvavit Pluggable Look and Feel.
 *
 * Aqvavit is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.

 * Aqvavit is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Aqvavit.  If not, see
 *     <http://www.gnu.org/licenses/>.
 * 
 * $Id$
 */
//package com.java2s;

import java.awt.Component;
import java.awt.Window;

import javax.swing.SwingUtilities;

public class Main {
    /**
     * {@code true} if the given {@link Component}'s parent {@link Window} is currently active (focused).
     *
     * @param component the {@code Component} to check the parent {@code Window}'s focus for.
     * @return {@code true} if the given {@code Component}'s parent {@code Window} is currently active.
     */
    public static boolean isParentWindowFocused(Component component) {
        Window window = SwingUtilities.getWindowAncestor(component);
        return window != null && window.isFocused();
    }
}

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