6796710: Html content in JEditorPane is overlapping on swing components while resizing the application.
Reviewed-by: alexp
--- a/jdk/src/share/classes/javax/swing/text/html/CSSBorder.java Thu Mar 03 16:40:13 2011 +0300
+++ b/jdk/src/share/classes/javax/swing/text/html/CSSBorder.java Thu Mar 03 17:47:41 2011 +0300
@@ -203,10 +203,11 @@
public void paintBorder(Component c, Graphics g,
int x, int y, int width, int height) {
- assert (g instanceof Graphics2D) : "need Graphics2D instanse";
- Graphics2D g2 = (Graphics2D) g;
- Color savedColor = g2.getColor();
- Shape savedClip = g2.getClip();
+ if (!(g instanceof Graphics2D)) {
+ return;
+ }
+
+ Graphics2D g2 = (Graphics2D) g.create();
int[] widths = getWidths();
@@ -238,16 +239,16 @@
BorderPainter painter = getBorderPainter(i);
double angle = i * Math.PI / 2;
+ g2.setClip(g.getClip()); // Restore initial clip
g2.translate(intCorners[i][0], intCorners[i][1]);
g2.rotate(angle);
- g2.setClip(shape);
- painter.paint(shape, g, color, i);
+ g2.clip(shape);
+ painter.paint(shape, g2, color, i);
g2.rotate(-angle);
g2.translate(-intCorners[i][0], -intCorners[i][1]);
}
}
- g2.setColor(savedColor);
- g2.setClip(savedClip);
+ g2.dispose();
}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/regtesthelpers/Util.java Thu Mar 03 17:47:41 2011 +0300
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2011, 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 javax.swing.*;
+import java.awt.*;
+import java.awt.image.BufferedImage;
+
+/**
+ * <p>This class contains utilities useful for regression testing.
+ * <p>When using jtreg you would include this class via something like:
+ * <pre>
+ *
+ * @library ../../regtesthelpers
+ * @build Util
+ * </pre>
+ */
+
+public class Util {
+ /**
+ * Convert a rectangle from coordinate system of Component c to
+ * screen coordinate system.
+ *
+ * @param r a non-null Rectangle
+ * @param c a Component whose coordinate system is used for conversion
+ */
+ public static void convertRectToScreen(Rectangle r, Component c) {
+ Point p = new Point(r.x, r.y);
+ SwingUtilities.convertPointToScreen(p, c);
+ r.x = p.x;
+ r.y = p.y;
+ }
+
+ /**
+ * Compares two bufferedImages pixel-by-pixel.
+ * return true if all pixels in the two areas are identical
+ */
+ public static boolean compareBufferedImages(BufferedImage bufferedImage0, BufferedImage bufferedImage1) {
+ int width = bufferedImage0.getWidth();
+ int height = bufferedImage0.getHeight();
+
+ if (width != bufferedImage1.getWidth() || height != bufferedImage1.getHeight()) {
+ return false;
+ }
+
+ for (int y = 0; y < height; y++) {
+ for (int x = 0; x < width; x++) {
+ if (bufferedImage0.getRGB(x, y) != bufferedImage1.getRGB(x, y)) {
+ return false;
+ }
+ }
+ }
+
+ return true;
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/text/CSSBorder/6796710/bug6796710.java Thu Mar 03 17:47:41 2011 +0300
@@ -0,0 +1,120 @@
+/*
+ * Copyright (c) 2011, 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
+ * @bug 6796710
+ * @summary Html content in JEditorPane is overlapping on swing components while resizing the application.
+ * @library ../../../regtesthelpers
+ * @build Util
+ * @author Pavel Porvatov
+ @run main bug6796710
+ */
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.image.BufferedImage;
+
+public class bug6796710 {
+ // The page is inlined because we want to be sure that the JEditorPane filled synchronously
+ public static final String TEXT = "<html>" +
+ "<body>" +
+ "<table cellpadding=\"0\" cellspacing=\"0\" border=\"1\">" +
+ " <tbody>" +
+ " <tr>" +
+ " <td>Col1</td>" +
+ " <td>Col2</td>" +
+ " <td>Col3</td>" +
+ " </tr>" +
+ " <tr>" +
+ " <td>1. It's a regression from CR 4419748. The problem is in the CSSBorder#paintBorder, which ignores clip area while painting.</td>" +
+ " <td>2. It's a regression from CR 4419748. The problem is in the CSSBorder#paintBorder, which ignores clip area while painting.</td>" +
+ " <td>3. It's a regression from CR 4419748. The problem is in the CSSBorder#paintBorder, which ignores clip area while painting.</td>" +
+ " </tr>" +
+ " </tbody>" +
+ "</table>" +
+ "</body>" +
+ "</html>";
+
+ private static Robot robot;
+
+ private static JFrame frame;
+
+ private static JPanel pnBottom;
+
+ public static void main(String[] args) throws Exception {
+ robot = new Robot();
+
+ SwingUtilities.invokeAndWait(new Runnable() {
+ public void run() {
+ frame = new JFrame();
+
+ pnBottom = new JPanel();
+ pnBottom.add(new JLabel("Some label"));
+ pnBottom.add(new JButton("A button"));
+
+ JEditorPane editorPane = new JEditorPane();
+
+ editorPane.setContentType("text/html");
+ editorPane.setText(TEXT);
+ editorPane.setEditable(false);
+
+ JPanel pnContent = new JPanel(new BorderLayout());
+
+ pnContent.add(new JScrollPane(editorPane), BorderLayout.CENTER);
+ pnContent.add(pnBottom, BorderLayout.SOUTH);
+
+ frame.setContentPane(pnContent);
+ frame.setSize(400, 600);
+ frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+ frame.setVisible(true);
+ }
+ });
+
+ robot.waitForIdle();
+
+ BufferedImage bufferedImage = getPnBottomImage();
+
+ SwingUtilities.invokeAndWait(new Runnable() {
+ public void run() {
+ frame.setSize(400, 150);
+ }
+ });
+
+ robot.waitForIdle();
+
+ if (!Util.compareBufferedImages(bufferedImage, getPnBottomImage())) {
+ throw new RuntimeException("The test failed");
+ }
+
+ System.out.println("The test bug6796710 passed.");
+ }
+
+ private static BufferedImage getPnBottomImage() {
+ Rectangle rect = pnBottom.getBounds();
+
+ Util.convertRectToScreen(rect, pnBottom.getParent());
+
+ return robot.createScreenCapture(rect);
+ }
+}