8073795: JMenuBar looks bad under retina

Reviewed-by: alexsch, azvegint

src/macosx/classes/com/apple/laf/AquaMenuBarBorder.java

 /*
- * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 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
@@ -25,46 +25,33 @@
 
 package com.apple.laf;
 
-import java.awt.*;
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Graphics;
+import java.awt.Insets;
 
 import javax.swing.border.Border;
 
-public class AquaMenuBarBorder implements Border {
-    public AquaMenuBarBorder() {
-        super();
-    }
+import sun.swing.SwingUtilities2;
 
-    /**
-     * Paints the border for the specified component with the specified
-     * position and size.
-     * @param c the component for which this border is being painted
-     * @param g the paint graphics
-     * @param x the x position of the painted border
-     * @param y the y position of the painted border
-     * @param width the width of the painted border
-     * @param height the height of the painted border
+/**
+ * The class represents the border of a {@code JMenuBar}.
  */
-    public void paintBorder(final Component c, final Graphics g, final int x, final int y, final int width, final int height) {
-        // for now we don't paint a border. We let the button paint it since there
-        // needs to be a strict ordering for aqua components.
-        //paintButton(c, g, x, y, width, height);
+public class AquaMenuBarBorder implements Border {
+
+    @Override
+    public void paintBorder(final Component c, final Graphics g, final int x,
+                            final int y, final int width, final int height) {
         g.setColor(Color.gray);
-        g.drawLine(x, y + height - 1, x + width, y + height - 1);
+        SwingUtilities2.drawHLine(g, x, x + width - 1, y + height - 1);
     }
 
-    /**
-     * Returns the insets of the border.
-     * @param c the component for which this border insets value applies
-     */
+    @Override
     public Insets getBorderInsets(final Component c) {
         return new Insets(0, 0, 1, 0);
     }
 
-    /**
-     * Returns whether or not the border is opaque.  If the border
-     * is opaque, it is responsible for filling in it's own
-     * background when painting.
-     */
+    @Override
     public boolean isBorderOpaque() {
         return false;
     }

src/share/classes/javax/swing/plaf/basic/BasicBorders.java

 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 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
@@ -37,6 +37,8 @@ import java.awt.Rectangle;
 import java.awt.Color;
 import java.awt.Graphics;
 
+import sun.swing.SwingUtilities2;
+
 /**
  * Factory object that can vend Borders appropriate for the basic L & F.
  * @author Georges Saab
@@ -337,10 +339,10 @@ public class BasicBorders {
             Color oldColor = g.getColor();
             g.translate(x, y);
             g.setColor(shadow);
-            g.drawLine(0, height-2, width, height-2);
+            SwingUtilities2.drawHLine(g, 0, width - 1, height - 2);
             g.setColor(highlight);
-            g.drawLine(0, height-1, width, height-1);
-            g.translate(-x,-y);
+            SwingUtilities2.drawHLine(g, 0, width - 1, height - 1);
+            g.translate(-x, -y);
             g.setColor(oldColor);
         }
 

src/share/classes/javax/swing/plaf/metal/MetalBorders.java

 /*
- * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 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
@@ -40,6 +40,7 @@ import java.awt.Graphics;
 import java.awt.Window;
 
 import sun.swing.StringUIClientPropertyKey;
+import sun.swing.SwingUtilities2;
 
 
 /**
@@ -528,25 +529,22 @@ public class MetalBorders {
         protected static Insets borderInsets = new Insets( 1, 0, 1, 0 );
 
         public void paintBorder( Component c, Graphics g, int x, int y, int w, int h ) {
-            g.translate( x, y );
+            g.translate(x, y);
 
             if (MetalLookAndFeel.usingOcean()) {
-                // Only paint a border if we're not next to a horizontal
-                // toolbar
-                if ((c instanceof JMenuBar) && !MetalToolBarUI.doesMenuBarBorderToolBar((JMenuBar)c)) {
+                // Only paint a border if we're not next to a horizontal toolbar
+                if (c instanceof JMenuBar
+                        && !MetalToolBarUI.doesMenuBarBorderToolBar((JMenuBar)c)) {
                     g.setColor(MetalLookAndFeel.getControl());
-                    g.drawLine(0, h - 2, w, h - 2);
+                    SwingUtilities2.drawHLine(g, 0, w - 1, h - 2);
                     g.setColor(UIManager.getColor("MenuBar.borderColor"));
-                    g.drawLine(0, h - 1, w, h - 1);
-                }
+                    SwingUtilities2.drawHLine(g, 0, w - 1, h - 1);
                 }
-            else {
-                g.setColor( MetalLookAndFeel.getControlShadow() );
-                g.drawLine( 0, h-1, w, h-1 );
+            } else {
+                g.setColor(MetalLookAndFeel.getControlShadow());
+                SwingUtilities2.drawHLine(g, 0, w - 1, h - 1);
             }
-
-            g.translate( -x, -y );
-
+            g.translate(-x, -y);
         }
 
         public Insets getBorderInsets(Component c, Insets newInsets) {

test/javax/swing/JMenuBar/MisplacedBorder/MisplacedBorder.java

+/*
+ * 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.Color;
+import java.awt.Graphics2D;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+
+import javax.imageio.ImageIO;
+import javax.swing.JFrame;
+import javax.swing.JMenu;
+import javax.swing.JMenuBar;
+import javax.swing.SwingUtilities;
+import javax.swing.UIManager;
+import javax.swing.UnsupportedLookAndFeelException;
+
+import static java.awt.image.BufferedImage.TYPE_INT_ARGB_PRE;
+import static javax.swing.UIManager.getInstalledLookAndFeels;
+
+/**
+ * @test
+ * @bug 8073795
+ * @summary JMenuBar has incorrect border when the window is on retina display.
+ * @author Sergey Bylokhov
+ * @run main/othervm MisplacedBorder
+ * @run main/othervm -Dswing.metalTheme=steel MisplacedBorder
+ */
+public final class MisplacedBorder implements Runnable {
+
+    public static final int W = 400;
+    public static final int H = 400;
+
+    public static void main(final String[] args) throws Exception {
+        for (final UIManager.LookAndFeelInfo laf : getInstalledLookAndFeels()) {
+            SwingUtilities.invokeAndWait(() -> setLookAndFeel(laf));
+            SwingUtilities.invokeAndWait(new MisplacedBorder());
+        }
+        System.out.println("Test passed");
+    }
+
+    @Override
+    public void run() {
+        final JMenuBar menubar = new JMenuBar();
+        menubar.add(new JMenu(""));
+        menubar.add(new JMenu(""));
+        final JFrame frame = new JFrame();
+        frame.setUndecorated(true);
+        frame.setJMenuBar(menubar);
+        frame.setSize(W / 3, H / 3);
+        frame.setLocationRelativeTo(null);
+        frame.setVisible(true);
+
+        // draw menu bar using standard order.
+        final BufferedImage bi1 = step1(menubar);
+
+        // draw menu border on top of the menu bar, nothing should be changed.
+        final BufferedImage bi2 = step2(menubar);
+        frame.dispose();
+
+        for (int x = 0; x < W; ++x) {
+            for (int y = 0; y < H; ++y) {
+                if (bi1.getRGB(x, y) != bi2.getRGB(x, y)) {
+                    try {
+                        ImageIO.write(bi1, "png", new File("image1.png"));
+                        ImageIO.write(bi2, "png", new File("image2.png"));
+                    } catch (IOException e) {
+                        e.printStackTrace();
+                    }
+                    throw new RuntimeException("Failed: wrong color");
+                }
+            }
+        }
+    }
+
+    /**
+     * Draws standard JMenuBar.
+     */
+    private BufferedImage step1(final JMenuBar menubar) {
+        final BufferedImage bi1 = new BufferedImage(W, H, TYPE_INT_ARGB_PRE);
+        final Graphics2D g2d = bi1.createGraphics();
+        g2d.scale(2, 2);
+        g2d.setColor(Color.RED);
+        g2d.fillRect(0, 0, W, H);
+        menubar.paintAll(g2d);
+        g2d.dispose();
+        return bi1;
+    }
+
+    /**
+     * Draws standard JMenuBar and border on top of it.
+     */
+    private BufferedImage step2(final JMenuBar menubar) {
+        final BufferedImage bi2 = new BufferedImage(W, H, TYPE_INT_ARGB_PRE);
+        final Graphics2D g2d2 = bi2.createGraphics();
+        g2d2.scale(2, 2);
+        g2d2.setColor(Color.RED);
+        g2d2.fillRect(0, 0, W, H);
+        menubar.paintAll(g2d2);
+        menubar.getBorder().paintBorder(menubar, g2d2, menubar.getX(), menubar
+                .getX(), menubar.getWidth(), menubar.getHeight());
+        g2d2.dispose();
+        return bi2;
+    }
+
+    private static void setLookAndFeel(final UIManager.LookAndFeelInfo laf) {
+        try {
+            UIManager.setLookAndFeel(laf.getClassName());
+            System.out.println("LookAndFeel: " + laf.getClassName());
+        } catch (ClassNotFoundException | InstantiationException |
+                UnsupportedLookAndFeelException | IllegalAccessException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}
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