| /* |
| * Copyright (c) 2016, 2017, 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. |
| */ |
| |
| import java.awt.BorderLayout; |
| import java.awt.Color; |
| import java.awt.Point; |
| import java.awt.Rectangle; |
| import java.awt.Robot; |
| import java.awt.event.InputEvent; |
| import java.awt.image.BufferedImage; |
| import javax.swing.JDesktopPane; |
| import javax.swing.JFrame; |
| import javax.swing.JInternalFrame; |
| import javax.swing.SwingUtilities; |
| |
| /** |
| * @test |
| * @key headful |
| * @bug 8160248 8160332 |
| * @summary Dragged internal frame leaves artifacts for floating point ui scale |
| * @run main/othervm -Dsun.java2d.uiScale=1.2 JInternalFrameDraggingTest |
| * @run main/othervm -Dsun.java2d.uiScale=1.5 JInternalFrameDraggingTest |
| * @run main/othervm -Dsun.java2d.uiScale=1 JInternalFrameDraggingTest |
| * @run main/othervm -Dsun.java2d.uiScale=2.5 JInternalFrameDraggingTest |
| */ |
| |
| public class JInternalFrameDraggingTest { |
| |
| private static JFrame frame; |
| private static JDesktopPane desktopPane; |
| private static JInternalFrame internalFrame; |
| private static int FRAME_SIZE = 500; |
| private static Color BACKGROUND_COLOR = Color.ORANGE; |
| |
| public static void main(String[] args) throws Exception { |
| |
| Robot robot = new Robot(); |
| robot.setAutoDelay(20); |
| SwingUtilities.invokeAndWait(JInternalFrameDraggingTest::createAndShowGUI); |
| robot.waitForIdle(); |
| |
| final int translate = FRAME_SIZE / 4; |
| moveFrame(robot, translate, translate / 2, translate / 2); |
| robot.waitForIdle(); |
| |
| Point p = getDesktopPaneLocation(); |
| int size = translate / 2; |
| Rectangle rect = new Rectangle(p.x, p.y, size, size); |
| BufferedImage img = robot.createScreenCapture(rect); |
| |
| int testRGB = BACKGROUND_COLOR.getRGB(); |
| for (int i = 0; i < size; i++) { |
| int rgbCW = img.getRGB(i, size / 2); |
| int rgbCH = img.getRGB(size / 2, i); |
| if (rgbCW != testRGB || rgbCH != testRGB) { |
| throw new RuntimeException("Background color is wrong!"); |
| } |
| } |
| } |
| |
| private static void createAndShowGUI() { |
| |
| frame = new JFrame(); |
| frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
| frame.setLayout(new BorderLayout()); |
| |
| desktopPane = new JDesktopPane(); |
| desktopPane.setBackground(BACKGROUND_COLOR); |
| |
| frame.add(desktopPane, BorderLayout.CENTER); |
| frame.setSize(FRAME_SIZE, FRAME_SIZE); |
| frame.setVisible(true); |
| |
| internalFrame = new JInternalFrame("Test"); |
| internalFrame.setSize(FRAME_SIZE / 2, FRAME_SIZE / 2); |
| desktopPane.add(internalFrame); |
| internalFrame.setVisible(true); |
| internalFrame.setResizable(true); |
| |
| frame.setVisible(true); |
| } |
| |
| private static void moveFrame(Robot robot, int w, int h, int N) throws Exception { |
| Point p = getInternalFrameLocation(); |
| int xs = p.x + 100; |
| int ys = p.y + 15; |
| robot.mouseMove(xs, ys); |
| try { |
| robot.mousePress(InputEvent.BUTTON1_MASK); |
| |
| int dx = w / N; |
| int dy = h / N; |
| |
| int y = ys; |
| for (int x = xs; x < xs + w; x += dx, y += dy) { |
| robot.mouseMove(x, y); |
| } |
| } finally { |
| robot.mouseRelease(InputEvent.BUTTON1_MASK); |
| } |
| } |
| |
| private static Point getInternalFrameLocation() throws Exception { |
| final Point[] points = new Point[1]; |
| SwingUtilities.invokeAndWait(() -> { |
| points[0] = internalFrame.getLocationOnScreen(); |
| }); |
| return points[0]; |
| } |
| |
| private static Point getDesktopPaneLocation() throws Exception { |
| final Point[] points = new Point[1]; |
| SwingUtilities.invokeAndWait(() -> { |
| points[0] = desktopPane.getLocationOnScreen(); |
| }); |
| return points[0]; |
| } |
| } |