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

*** 26,47 ****
  package com.apple.laf;
  
  import java.awt.*;
  import java.awt.image.*;
  import java.lang.ref.SoftReference;
- import java.lang.ref.WeakReference;
  import java.lang.reflect.Method;
  import java.security.PrivilegedAction;
  import java.util.*;
  
  import javax.swing.*;
  import javax.swing.border.Border;
  
  import sun.awt.AppContext;
  
  import sun.lwawt.macosx.CImage;
  import sun.lwawt.macosx.CImage.Creator;
  import sun.swing.SwingUtilities2;
  
  import com.apple.laf.AquaImageFactory.SlicedImageControl;
  
  public class AquaUtils {
--- 26,48 ----
  package com.apple.laf;
  
  import java.awt.*;
  import java.awt.image.*;
  import java.lang.ref.SoftReference;
  import java.lang.reflect.Method;
  import java.security.PrivilegedAction;
  import java.util.*;
  
  import javax.swing.*;
  import javax.swing.border.Border;
+ import javax.swing.plaf.UIResource;
  
  import sun.awt.AppContext;
  
  import sun.lwawt.macosx.CImage;
  import sun.lwawt.macosx.CImage.Creator;
+ import sun.lwawt.macosx.CPlatformWindow;
  import sun.swing.SwingUtilities2;
  
  import com.apple.laf.AquaImageFactory.SlicedImageControl;
  
  public class AquaUtils {
*** 387,392 ****
--- 388,440 ----
              return Boolean.TRUE.equals(method.invoke(c, OPAQUE_SET_FLAG));
          } catch (final Throwable e) {
              return false;
          }
      }
+ 
+     protected static boolean isWindowTextured(final Component c) {
+         if (!(c instanceof JComponent)) {
+             return false;
+         }
+         final JRootPane pane = ((JComponent) c).getRootPane();
+         if (pane == null) {
+             return false;
+         }
+         Object prop = pane.getClientProperty(
+                 CPlatformWindow.WINDOW_BRUSH_METAL_LOOK);
+         if (prop != null) {
+             return Boolean.parseBoolean(prop.toString());
+         }
+         prop = pane.getClientProperty(CPlatformWindow.WINDOW_STYLE);
+         return prop != null && "textured".equals(prop);
+     }
+ 
+     private static Color resetAlpha(final Color color) {
+         return new Color(color.getRed(), color.getGreen(), color.getBlue(), 0);
+     }
+ 
+     protected static void fillRect(final Graphics g, final Component c) {
+         fillRect(g, c, c.getBackground(), 0, 0, c.getWidth(), c.getHeight());
+     }
+ 
+     protected static void fillRect(final Graphics g, final Component c,
+                                    final Color color, final int x, final int y,
+                                    final int w, final int h) {
+         if (!(g instanceof Graphics2D)) {
+             return;
+         }
+         final Graphics2D cg = (Graphics2D) g.create();
+         try {
+             if (color instanceof UIResource && isWindowTextured(c)
+                     && color.equals(SystemColor.window)) {
+                 cg.setComposite(AlphaComposite.Src);
+                 cg.setColor(resetAlpha(color));
+             } else {
+                 cg.setColor(color);
+             }
+             cg.fillRect(x, y, w, h);
+         } finally {
+             cg.dispose();
+         }
+     }
  }
+