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From-SVN: r102074

1 files changed, 245 insertions, 0 deletions

diff --git a/libjava/classpath/javax/swing/JWindow.java b/libjava/classpath/javax/swing/JWindow.java
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+/* JWindow.java --
+   Copyright (C) 2002, 2003, 2004, 2005  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package javax.swing;
+
+import java.awt.BorderLayout;
+import java.awt.Component;
+import java.awt.Container;
+import java.awt.Dimension;
+import java.awt.Frame;
+import java.awt.Graphics;
+import java.awt.GraphicsConfiguration;
+import java.awt.LayoutManager;
+import java.awt.Window;
+import java.awt.event.KeyEvent;
+
+import javax.accessibility.Accessible;
+import javax.accessibility.AccessibleContext;
+
+/**
+ * Unlike JComponent derivatives, JWindow inherits from
+ * java.awt.Window. But also lets a look-and-feel component to its work.
+ *
+ * @author Ronald Veldema (rveldema@cs.vu.nl)
+ */
+public class JWindow extends Window implements Accessible, RootPaneContainer
+{
+  private static final long serialVersionUID = 5420698392125238833L;
+  
+  protected JRootPane rootPane;
+
+  /**
+   * @specnote rootPaneCheckingEnabled is false to comply with J2SE 5.0
+   */
+  protected boolean rootPaneCheckingEnabled = false;
+
+  protected AccessibleContext accessibleContext;
+
+  /**
+   * Tells us if we're in the initialization stage.
+   * If so, adds go to top-level Container, otherwise they go
+   * to the content pane for this container.
+   */
+  private boolean initStageDone = false;
+
+  public JWindow()
+  {
+    super(SwingUtilities.getOwnerFrame());
+    windowInit();
+  }
+
+  public JWindow(GraphicsConfiguration gc)
+  {
+    super(SwingUtilities.getOwnerFrame(), gc);
+    windowInit();
+  }
+  
+  public JWindow(Frame owner)
+  {
+    super(owner);
+    windowInit();
+  }
+
+  public JWindow(Window owner)
+  {
+    super(owner);
+    windowInit();
+  }
+
+  public JWindow(Window owner, GraphicsConfiguration gc)
+  {
+    super(owner, gc);
+    windowInit();
+  }
+
+  protected void windowInit()
+  {
+    super.setLayout(new BorderLayout(1, 1));
+    getRootPane(); // will do set/create
+    // Now we're done init stage, adds and layouts go to content pane.
+    initStageDone = true;
+  }
+
+  public Dimension getPreferredSize()
+  {
+    return super.getPreferredSize();
+  }
+
+  public void setLayout(LayoutManager manager)
+  {
+    // Check if we're in initialization stage.  If so, call super.setLayout
+    // otherwise, valid calls go to the content pane.
+    if (initStageDone)
+      {
+        if (isRootPaneCheckingEnabled())
+          throw new Error("Cannot set layout. Use getContentPane().setLayout()"
+                           + " instead.");
+        getContentPane().setLayout(manager);
+      }
+    else
+      super.setLayout(manager);
+  }
+
+  public void setLayeredPane(JLayeredPane layeredPane)
+  {
+    getRootPane().setLayeredPane(layeredPane);
+  }
+
+  public JLayeredPane getLayeredPane()
+  {
+    return getRootPane().getLayeredPane();
+  }
+
+  public JRootPane getRootPane()
+  {
+    if (rootPane == null)
+      setRootPane(createRootPane());
+    return rootPane;
+  }
+
+  protected void setRootPane(JRootPane root)
+  {
+    if (rootPane != null)
+      remove(rootPane);
+
+    rootPane = root;
+    add(rootPane, BorderLayout.CENTER);
+  }
+
+  protected JRootPane createRootPane()
+  {
+    return new JRootPane();
+  }
+
+  public Container getContentPane()
+  {
+    return getRootPane().getContentPane();
+  }
+
+  public void setContentPane(Container contentPane)
+  {
+    getRootPane().setContentPane(contentPane);
+  }
+
+  public Component getGlassPane()
+  {
+    return getRootPane().getGlassPane();
+  }
+
+  public void setGlassPane(Component glassPane)
+  {
+    getRootPane().setGlassPane(glassPane);
+  }
+
+
+  protected void addImpl(Component comp, Object constraints, int index)
+  {
+    // If we're adding in the initialization stage use super.add.
+    // otherwise pass the add onto the content pane.
+    if (!initStageDone)
+      super.addImpl(comp, constraints, index);
+    else
+      {
+        if (isRootPaneCheckingEnabled())
+          throw new Error("Do not use add() on JWindow directly. Use "
+                          + "getContentPane().add() instead");
+        getContentPane().add(comp, constraints, index);
+      }
+  }
+
+  public void remove(Component comp)
+  {
+    // If we're removing the root pane, use super.remove.  Otherwise
+    // pass it on to the content pane instead.
+    if (comp == rootPane)
+      super.remove(rootPane);
+    else
+      getContentPane().remove(comp);
+  }
+
+  protected boolean isRootPaneCheckingEnabled()
+  {
+    return rootPaneCheckingEnabled;
+  }
+
+  protected void setRootPaneCheckingEnabled(boolean enabled)
+  {
+    rootPaneCheckingEnabled = enabled;
+  }
+
+  public void update(Graphics g)
+  {
+    paint(g);
+  }
+
+  protected void processKeyEvent(KeyEvent e)
+  {
+    super.processKeyEvent(e);
+  }
+
+  public AccessibleContext getAccessibleContext()
+  {
+    return null;
+  }
+
+  protected String paramString()
+  {
+    return "JWindow";
+  }
+}