From 8aa540d2f783474d1d2e06f16744bf67b9c1facc Mon Sep 17 00:00:00 2001
From: Mark Wielaard <mark@gcc.gnu.org>
Date: Fri, 10 Mar 2006 21:46:48 +0000
Subject: Imported GNU Classpath 0.90

       Imported GNU Classpath 0.90
       * scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore.
       * gnu/classpath/jdwp/VMFrame.java (SIZE): New constant.
       * java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5.
       * java/lang/Math.java: New override file.
       * java/lang/Character.java: Merged from Classpath.
       (start, end): Now 'int's.
       (canonicalName): New field.
       (CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants.
       (UnicodeBlock): Added argument.
       (of): New overload.
       (forName): New method.
       Updated unicode blocks.
       (sets): Updated.
       * sources.am: Regenerated.
       * Makefile.in: Likewise.

From-SVN: r111942
---
 libjava/classpath/javax/swing/JRootPane.java | 58 ++++++++++++++--------------
 1 file changed, 29 insertions(+), 29 deletions(-)

(limited to 'libjava/classpath/javax/swing/JRootPane.java')

diff --git a/libjava/classpath/javax/swing/JRootPane.java b/libjava/classpath/javax/swing/JRootPane.java
index dea4ee4..dec4395 100644
--- a/libjava/classpath/javax/swing/JRootPane.java
+++ b/libjava/classpath/javax/swing/JRootPane.java
@@ -120,11 +120,6 @@ public class JRootPane extends JComponent implements Accessible
     private Rectangle menuBarBounds;
 
     /**
-     * The cached preferred size.
-     */
-    private Dimension prefSize;
-
-    /**
      * Creates a new <code>RootLayout</code> object.
      */
     protected RootLayout()
@@ -191,7 +186,6 @@ public class JRootPane extends JComponent implements Accessible
           layeredPaneBounds = null;
           contentPaneBounds = null;
           menuBarBounds = null;
-          prefSize = null;
         }
     }
 
@@ -251,7 +245,7 @@ public class JRootPane extends JComponent implements Accessible
       layeredPane.setBounds(layeredPaneBounds);
       if (menuBar != null)
         menuBar.setBounds(menuBarBounds);
-      contentPane.setBounds(contentPaneBounds);
+      getContentPane().setBounds(contentPaneBounds);
     }
 
     /**
@@ -287,29 +281,20 @@ public class JRootPane extends JComponent implements Accessible
      */
     public Dimension preferredLayoutSize(Container c)
     {
-      // We must synchronize here, otherwise we cannot guarantee that the
-      // prefSize is still non-null when returning.
-      synchronized (this)
+      Dimension prefSize = new Dimension();
+      Insets i = getInsets();
+      prefSize = new Dimension(i.left + i.right, i.top + i.bottom);
+      Dimension contentPrefSize = getContentPane().getPreferredSize();
+      prefSize.width += contentPrefSize.width;
+      prefSize.height += contentPrefSize.height;
+      if (menuBar != null)
         {
-          if (prefSize == null)
-            {
-              Insets i = getInsets();
-              prefSize = new Dimension(i.left + i.right, i.top + i.bottom);
-              Dimension contentPrefSize = contentPane.getPreferredSize();
-              prefSize.width += contentPrefSize.width;
-              prefSize.height += contentPrefSize.height;
-              if (menuBar != null)
-                {
-                  Dimension menuBarSize = menuBar.getPreferredSize();
-                  if (menuBarSize.width > contentPrefSize.width)
-                    prefSize.width += menuBarSize.width - contentPrefSize.width;
-                  prefSize.height += menuBarSize.height;
-                }
-            }
-          // Return a copy here so the cached value won't get trashed by some
-          // other component.
-          return new Dimension(prefSize);
-      }
+          Dimension menuBarSize = menuBar.getPreferredSize();
+          if (menuBarSize.width > contentPrefSize.width)
+            prefSize.width += menuBarSize.width - contentPrefSize.width;
+          prefSize.height += menuBarSize.height;
+        }
+      return prefSize;
     }
 
     /**
@@ -541,6 +526,7 @@ public class JRootPane extends JComponent implements Accessible
     getGlassPane();
     getLayeredPane();
     getContentPane();
+    setOpaque(true);
     updateUI();
   }
 
@@ -674,4 +660,18 @@ public class JRootPane extends JComponent implements Accessible
     windowDecorationStyle = style;
     firePropertyChange("windowDecorationStyle", oldStyle, style);
   }
+
+  /**
+   * This returns <code>true</code> if the <code>glassPane</code> is not
+   * visible because then the root pane can guarantee to tile its children
+   * (the only other direct child is a JLayeredPane which must figure its
+   * <code>optimizeDrawingEnabled</code> state on its own).
+   *
+   * @return <code>true</code> if the <code>glassPane</code> is not
+   *         visible
+   */
+  public boolean isOptimizedDrawingEnable()
+  {
+    return ! glassPane.isVisible();
+  }
 }
-- 
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