8147994: [macosx] JScrollPane jitters up/down during trackpad scrolling on MacOS/Aqua
Reviewed-by: alexp, aivanov
--- a/jdk/src/java.desktop/share/classes/javax/swing/plaf/basic/BasicScrollPaneUI.java Mon Feb 29 09:00:35 2016 -0800
+++ b/jdk/src/java.desktop/share/classes/javax/swing/plaf/basic/BasicScrollPaneUI.java Wed Mar 02 18:28:42 2016 +0300
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2016, 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
@@ -962,18 +962,13 @@
int orientation = SwingConstants.VERTICAL;
// find which scrollbar to scroll, or return if none
- if (toScroll == null || !toScroll.isVisible()) {
+ if (toScroll == null || !toScroll.isVisible()
+ || e.isShiftDown()) {
toScroll = scrollpane.getHorizontalScrollBar();
if (toScroll == null || !toScroll.isVisible()) {
return;
}
orientation = SwingConstants.HORIZONTAL;
- } else if(e.isShiftDown()){
- JScrollBar hScroll = scrollpane.getHorizontalScrollBar();
- if (hScroll != null && hScroll.isVisible()) {
- toScroll = hScroll;
- orientation = SwingConstants.HORIZONTAL;
- }
}
e.consume();
--- a/jdk/test/javax/swing/JScrollPane/8033000/bug8033000.java Mon Feb 29 09:00:35 2016 -0800
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,162 +0,0 @@
-/*
- * Copyright (c) 2015, 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.Point;
-import java.awt.Robot;
-import java.awt.event.KeyEvent;
-import javax.swing.JFrame;
-import javax.swing.JPanel;
-import javax.swing.JScrollPane;
-import javax.swing.JTextArea;
-import javax.swing.SwingUtilities;
-import javax.swing.UIManager;
-import jdk.testlibrary.OSInfo;
-
-/**
- * @test
- * @bug 8033000
- * @author Alexander Scherbatiy
- * @summary No Horizontal Mouse Wheel Support In BasicScrollPaneUI
- * @library ../../../../lib/testlibrary
- * @build jdk.testlibrary.OSInfo
- * @run main bug8033000
- */
-public class bug8033000 {
-
- private static JScrollPane scrollPane;
- private static JTextArea textArea;
- private static Point point;
- private static final int delta;
-
- static {
- delta = OSInfo.getOSType().equals(OSInfo.OSType.MACOSX) ? -30 : 30;
- }
-
- public static void main(String[] args) throws Exception {
-
- Robot robot = new Robot();
- robot.setAutoDelay(50);
-
- SwingUtilities.invokeAndWait(bug8033000::createAndShowGUI);
- robot.waitForIdle();
-
- SwingUtilities.invokeAndWait(() -> {
- Point locationOnScreen = scrollPane.getLocationOnScreen();
- point = new Point(
- locationOnScreen.x + scrollPane.getWidth() / 2,
- locationOnScreen.y + scrollPane.getHeight() / 2);
- });
-
- robot.mouseMove(point.x, point.y);
- robot.waitForIdle();
-
- // vertical scroll bar is enabled
- initScrollPane(true, false);
- robot.waitForIdle();
- robot.mouseWheel(delta);
- robot.waitForIdle();
- checkScrollPane(true);
-
- // vertical scroll bar is enabled + shift
- initScrollPane(true, false);
- robot.waitForIdle();
- robot.keyPress(KeyEvent.VK_SHIFT);
- robot.mouseWheel(delta);
- robot.keyRelease(KeyEvent.VK_SHIFT);
- robot.waitForIdle();
- checkScrollPane(true);
-
- // horizontal scroll bar is enabled
- initScrollPane(false, true);
- robot.waitForIdle();
- robot.mouseWheel(delta);
- robot.waitForIdle();
- checkScrollPane(false);
-
- // horizontal scroll bar is enabled + shift
- initScrollPane(false, true);
- robot.waitForIdle();
- robot.keyPress(KeyEvent.VK_SHIFT);
- robot.mouseWheel(delta);
- robot.keyRelease(KeyEvent.VK_SHIFT);
- robot.waitForIdle();
- checkScrollPane(false);
-
- // both scroll bars are enabled
- initScrollPane(true, true);
- robot.waitForIdle();
- robot.mouseWheel(delta);
- robot.waitForIdle();
- checkScrollPane(true);
-
- // both scroll bars are enabled + shift
- initScrollPane(true, true);
- robot.waitForIdle();
- robot.keyPress(KeyEvent.VK_SHIFT);
- robot.mouseWheel(delta);
- robot.keyRelease(KeyEvent.VK_SHIFT);
- robot.waitForIdle();
- checkScrollPane(false);
- }
-
- static void initScrollPane(boolean vVisible, boolean hVisible) throws Exception {
- SwingUtilities.invokeAndWait(() -> {
- scrollPane.getVerticalScrollBar().setValue(0);
- scrollPane.getHorizontalScrollBar().setValue(0);
-
- textArea.setRows(vVisible ? 100 : 1);
- textArea.setColumns(hVisible ? 100 : 1);
- scrollPane.getVerticalScrollBar().setVisible(vVisible);
- scrollPane.getHorizontalScrollBar().setVisible(hVisible);
- });
- }
-
- static void checkScrollPane(boolean verticalScrolled) throws Exception {
- SwingUtilities.invokeAndWait(() -> {
-
- if (verticalScrolled) {
- if (scrollPane.getVerticalScrollBar().getValue() == 0
- || scrollPane.getHorizontalScrollBar().getValue() != 0) {
- throw new RuntimeException("Wrong vertical scrolling!");
- }
- } else {
- if (scrollPane.getVerticalScrollBar().getValue() != 0
- || scrollPane.getHorizontalScrollBar().getValue() == 0) {
- throw new RuntimeException("Wrong horizontal scrolling!");
- }
- }
- });
- }
-
- static void createAndShowGUI() {
- JFrame frame = new JFrame();
- frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
- frame.setSize(300, 300);
- textArea = new JTextArea("Hello World!");
- scrollPane = new JScrollPane(textArea);
- JPanel panel = new JPanel(new BorderLayout());
- panel.add(scrollPane, BorderLayout.CENTER);
- frame.getContentPane().add(panel);
- frame.setVisible(true);
- }
-}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/JScrollPane/HorizontalMouseWheelOnShiftPressed/HorizontalMouseWheelOnShiftPressed.java Wed Mar 02 18:28:42 2016 +0300
@@ -0,0 +1,181 @@
+/*
+ * Copyright (c) 2015, 2016, 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.Point;
+import java.awt.Robot;
+import java.awt.event.KeyEvent;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.JTextArea;
+import javax.swing.SwingUtilities;
+
+import jdk.testlibrary.OSInfo;
+
+/**
+ * @test
+ * @bug 8033000 8147994
+ * @author Alexander Scherbatiy
+ * @summary No Horizontal Mouse Wheel Support In BasicScrollPaneUI
+ * @library ../../../../lib/testlibrary
+ * @build jdk.testlibrary.OSInfo
+ * @run main HorizontalMouseWheelOnShiftPressed
+ */
+public class HorizontalMouseWheelOnShiftPressed {
+
+ private static JScrollPane scrollPane;
+ private static JTextArea textArea;
+ private static Point point;
+ private static final int delta;
+ private static JFrame frame;
+
+ static {
+ delta = OSInfo.getOSType().equals(OSInfo.OSType.MACOSX) ? -30 : 30;
+ }
+
+ public static void main(String[] args) throws Exception {
+
+ Robot robot = new Robot();
+ robot.setAutoDelay(50);
+
+ SwingUtilities.invokeAndWait(
+ HorizontalMouseWheelOnShiftPressed::createAndShowGUI);
+ robot.waitForIdle();
+ try {
+ test(robot);
+ } finally {
+ frame.dispose();
+ }
+ }
+
+ private static void test(Robot robot) throws Exception {
+ SwingUtilities.invokeAndWait(() -> {
+ Point locationOnScreen = scrollPane.getLocationOnScreen();
+ point = new Point(
+ locationOnScreen.x + scrollPane.getWidth() / 2,
+ locationOnScreen.y + scrollPane.getHeight() / 2);
+ });
+
+ robot.mouseMove(point.x, point.y);
+ robot.waitForIdle();
+
+ // vertical scroll bar is enabled
+ initScrollPane(true, false);
+ robot.waitForIdle();
+ robot.mouseWheel(delta);
+ robot.waitForIdle();
+ checkScrollPane(true, false);
+
+ // vertical scroll bar is enabled + shift
+ initScrollPane(true, false);
+ robot.waitForIdle();
+ robot.keyPress(KeyEvent.VK_SHIFT);
+ robot.mouseWheel(delta);
+ robot.keyRelease(KeyEvent.VK_SHIFT);
+ robot.waitForIdle();
+ checkScrollPane(false, false);
+
+ // horizontal scroll bar is enabled
+ initScrollPane(false, true);
+ robot.waitForIdle();
+ robot.mouseWheel(delta);
+ robot.waitForIdle();
+ checkScrollPane(false, true);
+
+ // horizontal scroll bar is enabled + shift
+ initScrollPane(false, true);
+ robot.waitForIdle();
+ robot.keyPress(KeyEvent.VK_SHIFT);
+ robot.mouseWheel(delta);
+ robot.keyRelease(KeyEvent.VK_SHIFT);
+ robot.waitForIdle();
+ checkScrollPane(false, true);
+
+ // both scroll bars are enabled
+ initScrollPane(true, true);
+ robot.waitForIdle();
+ robot.mouseWheel(delta);
+ robot.waitForIdle();
+ checkScrollPane(true, false);
+
+ // both scroll bars are enabled + shift
+ initScrollPane(true, true);
+ robot.waitForIdle();
+ robot.keyPress(KeyEvent.VK_SHIFT);
+ robot.mouseWheel(delta);
+ robot.keyRelease(KeyEvent.VK_SHIFT);
+ robot.waitForIdle();
+ checkScrollPane(false, true);
+ }
+
+ static void initScrollPane(boolean vVisible, boolean hVisible) throws Exception {
+ SwingUtilities.invokeAndWait(() -> {
+ scrollPane.getVerticalScrollBar().setValue(0);
+ scrollPane.getHorizontalScrollBar().setValue(0);
+
+ textArea.setRows(vVisible ? 100 : 1);
+ textArea.setColumns(hVisible ? 100 : 1);
+ scrollPane.getVerticalScrollBar().setVisible(vVisible);
+ scrollPane.getHorizontalScrollBar().setVisible(hVisible);
+ });
+ }
+
+ static void checkScrollPane(boolean verticalScrolled,
+ boolean horizontalScrolled) throws Exception {
+ SwingUtilities.invokeAndWait(() -> {
+
+ if (verticalScrolled) {
+ if (scrollPane.getVerticalScrollBar().getValue() == 0) {
+ throw new RuntimeException("Wrong vertical scrolling!");
+ }
+ } else{
+ if (scrollPane.getVerticalScrollBar().getValue() != 0) {
+ throw new RuntimeException("Wrong vertical scrolling!");
+ }
+ }
+ if (horizontalScrolled) {
+ if (scrollPane.getHorizontalScrollBar().getValue() == 0) {
+ throw new RuntimeException("Wrong horizontal scrolling!");
+ }
+ } else {
+ if (scrollPane.getHorizontalScrollBar().getValue() != 0) {
+ throw new RuntimeException("Wrong horizontal scrolling!");
+ }
+ }
+ });
+ }
+
+ static void createAndShowGUI() {
+ frame = new JFrame();
+ frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+ frame.setSize(300, 300);
+ frame.setLocationRelativeTo(null);
+ textArea = new JTextArea("Hello World!");
+ scrollPane = new JScrollPane(textArea);
+ JPanel panel = new JPanel(new BorderLayout());
+ panel.add(scrollPane, BorderLayout.CENTER);
+ frame.getContentPane().add(panel);
+ frame.setVisible(true);
+ }
+}