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verified gcc-4.6.4.tar.bz2.sig;
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1 files changed, 292 insertions, 0 deletions

diff --git a/libjava/classpath/javax/swing/plaf/basic/BasicRootPaneUI.java b/libjava/classpath/javax/swing/plaf/basic/BasicRootPaneUI.java
new file mode 100644
index 000000000..26c7a532d
--- /dev/null
+++ b/libjava/classpath/javax/swing/plaf/basic/BasicRootPaneUI.java
@@ -0,0 +1,292 @@
+/* BasicRootPaneUI.java --
+   Copyright (C) 2002, 2004  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.plaf.basic;
+
+import java.awt.event.ActionEvent;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
+
+import javax.swing.AbstractAction;
+import javax.swing.ButtonModel;
+import javax.swing.InputMap;
+import javax.swing.JButton;
+import javax.swing.JComponent;
+import javax.swing.JRootPane;
+import javax.swing.LookAndFeel;
+import javax.swing.SwingUtilities;
+import javax.swing.UIManager;
+import javax.swing.plaf.ActionMapUIResource;
+import javax.swing.plaf.ComponentInputMapUIResource;
+import javax.swing.plaf.ComponentUI;
+import javax.swing.plaf.RootPaneUI;
+
+public class BasicRootPaneUI extends RootPaneUI
+  implements PropertyChangeListener
+{
+
+  /**
+   * Performed when the user activates the default button inside the JRootPane,
+   * usually by pressing 'ENTER'.
+   */
+  private class DefaultPressAction
+    extends AbstractAction
+  {
+    /**
+     * The JRootPane for which this action should be installed.
+     */
+    private JRootPane rootPane;
+
+    /**
+     * Creates a new DefaultPressAction for the specified JRootPane.
+     */
+    DefaultPressAction(JRootPane rp)
+    {
+      rootPane = rp;
+    }
+
+    /**
+     * Performes the action.
+     */
+    public void actionPerformed(ActionEvent ev)
+    {
+      JButton b = rootPane.getDefaultButton();
+      if (b != null)
+        {
+          ButtonModel m = b.getModel();
+          m.setArmed(true);
+          m.setPressed(true);
+        }
+    }
+  }
+
+  /**
+   * Performed when the user activates the default button inside the JRootPane,
+   * usually by releasing 'ENTER'.
+   */
+  private class DefaultReleaseAction
+    extends AbstractAction
+  {
+    /**
+     * The JRootPane for which this action should be installed.
+     */
+    private JRootPane rootPane;
+
+    /**
+     * Creates a new DefaultReleaseAction for the specified JRootPane.
+     */
+    DefaultReleaseAction(JRootPane rp)
+    {
+      rootPane = rp;
+    }
+
+    /**
+     * Performes the action.
+     */
+    public void actionPerformed(ActionEvent ev)
+    {
+      JButton b = rootPane.getDefaultButton();
+      if (b != null)
+        {
+          ButtonModel m = b.getModel();
+          m.setPressed(false);
+          m.setArmed(false);
+        }
+    }
+  }
+
+  public static ComponentUI createUI(JComponent x)
+  {
+    return new BasicRootPaneUI();
+  }
+
+  public void installUI(JComponent c)
+  {
+    super.installUI(c);
+    if (c instanceof JRootPane)
+      {
+        JRootPane rp = (JRootPane) c;
+        installDefaults(rp);
+        installComponents(rp);
+        installListeners(rp);
+        installKeyboardActions(rp);
+      }
+  }
+
+  /**
+   * Installs the look and feel defaults for JRootPane.
+   *
+   * @param rp the root pane to install the defaults to
+   */
+  protected void installDefaults(JRootPane rp)
+  {
+    // TODO: What to do here, if anything? (might be a hook method)
+  }
+
+  /**
+   * Installs additional look and feel components to the root pane.
+   *
+   * @param rp the root pane to install the components to
+   */
+  protected void installComponents(JRootPane rp)
+  {
+    // All components are initialized in the JRootPane constructor, and since
+    // the createXXXPane methods are protected, I see no reasonable way,
+    // and no need to initialize them here. This method is here anyway
+    // for compatibility and to provide the necessary hooks to subclasses.
+  }
+
+  /**
+   * Installs any look and feel specific listeners on the root pane.
+   *
+   * @param rp the root pane to install the listeners to
+   */
+  protected void installListeners(JRootPane rp)
+  {
+    rp.addPropertyChangeListener(this);
+  }
+
+  /**
+   * Installs look and feel keyboard actions on the root pane.
+   *
+   * @param rp the root pane to install the keyboard actions to
+   */
+  protected void installKeyboardActions(JRootPane rp)
+  {
+    // Install the keyboard actions.
+    ActionMapUIResource am = new ActionMapUIResource();
+    am.put("press", new DefaultPressAction(rp));
+    am.put("release", new DefaultReleaseAction(rp));
+    SwingUtilities.replaceUIActionMap(rp, am);
+
+    // Install the input map from the UIManager. It seems like the actual
+    // bindings are installed in the JRootPane only when the defaultButton
+    // property receives a value. So we also only install an empty
+    // input map here, and fill it in propertyChange.
+    ComponentInputMapUIResource im = new ComponentInputMapUIResource(rp);
+    SwingUtilities.replaceUIInputMap(rp, JComponent.WHEN_IN_FOCUSED_WINDOW,
+                                     im);
+  }
+
+  public void propertyChange(PropertyChangeEvent event)
+  {
+    JRootPane source = (JRootPane) event.getSource();
+    String propertyName = event.getPropertyName();
+    if (propertyName.equals("defaultButton"))
+      {
+        Object newValue = event.getNewValue();
+        InputMap im =
+          SwingUtilities.getUIInputMap(source,
+                                       JComponent.WHEN_IN_FOCUSED_WINDOW);
+        if (newValue != null)
+          {
+            Object[] keybindings = (Object[]) UIManager.get(
+                "RootPane.defaultButtonWindowKeyBindings");
+            LookAndFeel.loadKeyBindings(im, keybindings);
+          }
+        else
+          {
+            im.clear();
+          }
+      }
+  }
+
+  /**
+   * Uninstalls this UI from the root pane. This calls
+   * {@link #uninstallDefaults}, {@link #uninstallComponents},
+   * {@link #uninstallListeners}, {@link #uninstallKeyboardActions}
+   * in this order.
+   *
+   * @param c the root pane to uninstall the UI from
+   */
+  public void uninstallUI(JComponent c)
+  {
+    super.uninstallUI(c);
+    if (c instanceof JRootPane)
+      {
+        JRootPane rp = (JRootPane) c;
+        uninstallDefaults(rp);
+        uninstallComponents(rp);
+        uninstallListeners(rp);
+        uninstallKeyboardActions(rp);
+      }
+  }
+
+  /**
+   * Uninstalls the look and feel defaults that have been installed in
+   * {@link #installDefaults}.
+   *
+   * @param rp the root pane to uninstall the defaults from
+   */
+  protected void uninstallDefaults(JRootPane rp)
+  {
+    // We do nothing here.
+  }
+
+  /**
+   * Uninstalls look and feel components from the root pane.
+   *
+   * @param rp the root pane to uninstall the components from
+   */
+  protected void uninstallComponents(JRootPane rp)
+  {
+    // We do nothing here.
+  }
+
+  /**
+   * Uninstalls any look and feel specific listeners from the root pane.
+   *
+   * @param rp the root pane to uninstall the listeners from
+   */
+  protected void uninstallListeners(JRootPane rp)
+  {
+    rp.removePropertyChangeListener(this);
+  }
+
+  /**
+   * Uninstalls look and feel keyboard actions from the root pane.
+   *
+   * @param rp the root pane to uninstall the keyboard actions from
+   */
+  protected void uninstallKeyboardActions(JRootPane rp)
+  {
+    SwingUtilities.replaceUIActionMap(rp, null);
+    SwingUtilities.replaceUIInputMap(rp, JComponent.WHEN_IN_FOCUSED_WINDOW,
+                                     null);
+  }
+}