--- /dev/null 2018-06-28 14:53:03.000000000 +0530 +++ new/test/jdk/javax/swing/JFrame/8176359/MultiMonitorTest.java 2018-06-28 14:52:58.342993700 +0530 @@ -0,0 +1,124 @@ +/* + * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code 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 General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/* + * @test + * @key headful + * @requires os.family=="windows" + * @bug 8176359 + * @summary tests that Windows are maximized as per the monitors' dimensions, + * on which it is going to be displayed. + * @run main/othervm MultiMonitorTest + */ +import java.awt.GraphicsEnvironment; +import java.awt.GraphicsConfiguration; +import java.awt.GraphicsDevice; +import java.awt.Rectangle; +import java.awt.event.WindowAdapter; +import java.awt.event.WindowEvent; +import java.awt.event.WindowListener; +import java.util.concurrent.BrokenBarrierException; +import java.util.concurrent.CyclicBarrier; +import java.util.stream.IntStream; + +import javax.swing.JFrame; +import javax.swing.SwingUtilities; + +public class MultiMonitorTest { + private static CyclicBarrier barrier = new CyclicBarrier(2); + + private static void validateBounds(JFrame f, GraphicsDevice screen) { + final Rectangle screenBounds = screen.getDefaultConfiguration().getBounds(); + final Rectangle frameBounds = f.getBounds(); + final Rectangle contentBounds = f.getContentPane().getBounds(); + + System.out.println("Testing for Screen: " + screen.getIDstring()); + System.out.println("Device bounds: " + screenBounds); + System.out.println("Content bounds: " + contentBounds); + System.out.println("Frame bounds: " + frameBounds); + System.out.println("Frame insets: " + f.getInsets() + "\n"); + + try { + if (frameBounds.x != screenBounds.x || frameBounds.y != screenBounds.y || + Math.abs(frameBounds.width - screenBounds.width) > 1.0 || + Math.abs(frameBounds.height - screenBounds.height) > 1.0) { + System.out.println(Math.abs(frameBounds.width - screenBounds.width)); + System.out.println(Math.abs(frameBounds.height - screenBounds.height)); + throw new RuntimeException("Test case failed. Frame bounds (" + + frameBounds + ") are not equal to Screen " + "bounds (" + screenBounds + ") for Screen" + screen + .getIDstring()); + } + } finally { + awaitBarrier(); + } + } + + private static void awaitBarrier() { + try { + barrier.await(); + } catch (InterruptedException | BrokenBarrierException e) { + throw new RuntimeException(e); + } + } + + public static void main(String[] args) { + GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); + final GraphicsDevice[] gs = ge.getScreenDevices(); + JFrame fs[] = new JFrame[1]; + + IntStream.range(0, gs.length).forEach(i -> { + try { + SwingUtilities.invokeAndWait(() -> { + JFrame f = new JFrame(gs[i].getDefaultConfiguration()); + fs[0] = f; + GraphicsConfiguration gc = f.getGraphicsConfiguration(); + Rectangle maxBounds = gc.getBounds(); + + gs[i].getIDstring(); + f.setMaximizedBounds(maxBounds); + f.setTitle("Screen " + i + " " + maxBounds); + f.setExtendedState(JFrame.MAXIMIZED_BOTH); + f.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); + f.setUndecorated(true); + WindowListener l = new WindowAdapter() { + @Override public void windowOpened(WindowEvent e) { + validateBounds(f, gs[i]); + } + }; + f.addWindowListener(l); + f.setVisible(true); + }); + } catch (Exception e) { + throw new RuntimeException(e); + } finally { + awaitBarrier(); + if (fs[0] != null) { + fs[0].setVisible(false); + fs[0].dispose(); + fs[0] = null; + } + barrier.reset(); + } + }); + } +}