mirror of git://gcc.gnu.org/git/gcc.git
453 lines
14 KiB
Java
453 lines
14 KiB
Java
/* AWTCallbackHandler.java --
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Copyright (C) 2004, 2006 Free Software Foundation, Inc.
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This file is a part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at
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your option) any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
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USA
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.javax.security.auth.callback;
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import java.awt.BorderLayout;
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import java.awt.Button;
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import java.awt.Dialog;
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import java.awt.FlowLayout;
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import java.awt.Frame;
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import java.awt.GridLayout;
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import java.awt.Label;
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import java.awt.List;
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import java.awt.Panel;
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import java.awt.TextArea;
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import java.awt.TextField;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.WindowEvent;
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import java.awt.event.WindowListener;
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import java.util.Locale;
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import javax.security.auth.callback.ChoiceCallback;
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import javax.security.auth.callback.ConfirmationCallback;
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import javax.security.auth.callback.LanguageCallback;
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import javax.security.auth.callback.NameCallback;
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import javax.security.auth.callback.PasswordCallback;
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import javax.security.auth.callback.TextInputCallback;
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import javax.security.auth.callback.TextOutputCallback;
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public class AWTCallbackHandler extends AbstractCallbackHandler
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implements ActionListener, WindowListener
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{
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// Fields.
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// -------------------------------------------------------------------------
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protected String actionCommand;
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private static final String ACTION_CANCEL = "CANCEL";
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private static final String ACTION_NO = "NO";
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private static final String ACTION_NONE = "NONE";
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private static final String ACTION_OK = "OK";
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private static final String ACTION_YES = "YES";
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// Constructor.
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// -------------------------------------------------------------------------
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public AWTCallbackHandler()
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{
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super ("AWT");
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actionCommand = ACTION_NONE;
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}
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// Instance methods.
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// -------------------------------------------------------------------------
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protected synchronized void handleChoice(ChoiceCallback c)
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{
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Frame ownerFrame = new Frame();
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Dialog dialog = new Dialog(ownerFrame);
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String[] choices = c.getChoices();
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dialog.setTitle(c.getPrompt());
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Label label = new Label(c.getPrompt());
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List list = new List(Math.min(5, choices.length),
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c.allowMultipleSelections());
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Panel buttons = new Panel();
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Button ok = new Button(messages.getString("callback.ok"));
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ok.setActionCommand(ACTION_OK);
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ok.addActionListener(this);
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Button cancel = new Button(messages.getString("callback.cancel"));
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cancel.setActionCommand(ACTION_CANCEL);
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cancel.addActionListener(this);
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for (int i = 0; i < choices.length; i++)
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{
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list.add(choices[i]);
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}
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if (c.getDefaultChoice() >= 0 && c.getDefaultChoice() < choices.length)
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{
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list.select(c.getDefaultChoice());
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}
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dialog.setLayout(new BorderLayout());
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dialog.add(label, BorderLayout.NORTH);
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dialog.add(list, BorderLayout.CENTER);
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buttons.setLayout(new FlowLayout(FlowLayout.RIGHT));
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buttons.add(cancel);
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buttons.add(ok);
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dialog.add(buttons, BorderLayout.SOUTH);
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dialog.pack();
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dialog.show();
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try { wait(); }
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catch (InterruptedException ie) { }
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if (actionCommand.equals(ACTION_OK))
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{
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if (c.allowMultipleSelections())
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{
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c.setSelectedIndexes(list.getSelectedIndexes());
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}
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else
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{
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c.setSelectedIndex(list.getSelectedIndex());
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}
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}
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dialog.dispose();
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ownerFrame.dispose();
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}
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protected synchronized void handleConfirmation(ConfirmationCallback c)
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{
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Frame ownerFrame = new Frame();
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Dialog dialog = new Dialog(ownerFrame);
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switch (c.getMessageType())
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{
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case ConfirmationCallback.ERROR:
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dialog.setTitle(messages.getString("callback.error"));
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break;
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case ConfirmationCallback.INFORMATION:
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dialog.setTitle(messages.getString("callback.information"));
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break;
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case ConfirmationCallback.WARNING:
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dialog.setTitle(messages.getString("callback.warning"));
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break;
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default:
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dialog.setTitle("");
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}
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dialog.setLayout(new GridLayout(2, 1));
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dialog.add(new Label(c.getPrompt()));
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Panel buttons = new Panel();
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buttons.setLayout(new FlowLayout(FlowLayout.RIGHT));
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dialog.add(buttons);
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String[] choices = null;
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int[] values = null;
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switch (c.getOptionType())
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{
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case ConfirmationCallback.OK_CANCEL_OPTION:
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choices = new String[] {
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messages.getString("callback.cancel"),
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messages.getString("callback.ok")
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};
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values = new int[] {
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ConfirmationCallback.CANCEL, ConfirmationCallback.OK
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};
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break;
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case ConfirmationCallback.YES_NO_CANCEL_OPTION:
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choices = new String[] {
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messages.getString("callback.cancel"),
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messages.getString("callback.no"),
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messages.getString("callback.yes")
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};
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values = new int[] {
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ConfirmationCallback.CANCEL, ConfirmationCallback.NO,
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ConfirmationCallback.YES
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};
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break;
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case ConfirmationCallback.YES_NO_OPTION:
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choices = new String[] {
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messages.getString("callback.no"),
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messages.getString("callback.yes")
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};
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values = new int[] {
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ConfirmationCallback.NO, ConfirmationCallback.YES
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};
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break;
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case ConfirmationCallback.UNSPECIFIED_OPTION:
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choices = c.getOptions();
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values = new int[choices.length];
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for (int i = 0; i < values.length; i++)
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values[i] = i;
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break;
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default:
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throw new IllegalArgumentException();
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}
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for (int i = 0; i < choices.length; i++)
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{
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Button b = new Button(choices[i]);
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b.setActionCommand(choices[i]);
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b.addActionListener(this);
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buttons.add(b);
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}
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dialog.pack();
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dialog.show();
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try { wait(); }
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catch (InterruptedException ie) { }
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for (int i = 0; i < choices.length; i++)
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{
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if (actionCommand.equals(choices[i]))
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{
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c.setSelectedIndex(values[i]);
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break;
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}
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}
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dialog.dispose();
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ownerFrame.dispose();
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}
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protected synchronized void handleLanguage(LanguageCallback c)
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{
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Locale[] locales = Locale.getAvailableLocales();
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String[] languages = new String[locales.length];
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Locale def = Locale.getDefault();
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int defind = 0;
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for (int i = 0; i < locales.length; i++)
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{
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StringBuffer lang =
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new StringBuffer(locales[i].getDisplayLanguage(locales[i]));
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String country = locales[i].getDisplayCountry(locales[i]);
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String variant = locales[i].getDisplayVariant(locales[i]);
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if (country.length() > 0 && variant.length() > 0)
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{
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lang.append(" (");
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lang.append(country);
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lang.append(", ");
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lang.append(variant);
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lang.append(")");
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}
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else if (country.length() > 0)
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{
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lang.append(" (");
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lang.append(country);
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lang.append(")");
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}
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else if (variant.length() > 0)
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{
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lang.append(" (");
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lang.append(variant);
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lang.append(")");
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}
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languages[i] = lang.toString();
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if (locales[i].equals(def))
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defind = i;
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}
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ChoiceCallback c2 =
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new ChoiceCallback(messages.getString("callback.language"), languages,
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defind, false);
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handleChoice(c2);
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c.setLocale(def);
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if (c2.getSelectedIndexes() != null && c2.getSelectedIndexes().length > 0)
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{
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int index = c2.getSelectedIndexes()[0];
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if (index >= 0 && index < locales.length)
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c.setLocale(locales[index]);
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}
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}
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protected synchronized void handleName(NameCallback c)
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{
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Frame ownerFrame = new Frame();
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Dialog dialog = new Dialog(ownerFrame);
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dialog.setTitle(c.getPrompt());
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dialog.setLayout(new GridLayout(3, 1));
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Label label = new Label(c.getPrompt());
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TextField input = new TextField();
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if (c.getDefaultName() != null)
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{
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input.setText(c.getDefaultName());
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}
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Panel buttons = new Panel();
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Button ok = new Button(messages.getString("callback.ok"));
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ok.setActionCommand(ACTION_OK);
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ok.addActionListener(this);
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Button cancel = new Button(messages.getString("callback.cancel"));
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cancel.setActionCommand(ACTION_CANCEL);
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cancel.addActionListener(this);
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dialog.add(label);
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dialog.add(input);
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buttons.setLayout(new FlowLayout(FlowLayout.RIGHT));
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buttons.add(ok);
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buttons.add(cancel);
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dialog.add(buttons);
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dialog.pack();
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dialog.show();
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try { wait(); }
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catch (InterruptedException ie) { }
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if (actionCommand.equals(ACTION_OK))
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{
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c.setName(input.getText());
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}
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dialog.dispose();
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ownerFrame.dispose();
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}
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protected synchronized void handlePassword(PasswordCallback c)
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{
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Frame ownerFrame = new Frame();
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Dialog dialog = new Dialog(ownerFrame);
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dialog.setTitle(c.getPrompt());
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dialog.setLayout(new GridLayout(3, 1));
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Label label = new Label(c.getPrompt());
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TextField input = new TextField();
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if (!c.isEchoOn())
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{
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input.setEchoChar('*');
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}
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Panel buttons = new Panel();
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Button ok = new Button(messages.getString("callback.ok"));
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ok.setActionCommand(ACTION_OK);
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ok.addActionListener(this);
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Button cancel = new Button(messages.getString("callback.cancel"));
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cancel.setActionCommand(ACTION_CANCEL);
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cancel.addActionListener(this);
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dialog.add(label);
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dialog.add(input);
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buttons.setLayout(new FlowLayout(FlowLayout.RIGHT));
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buttons.add(ok);
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buttons.add(cancel);
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dialog.add(buttons);
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dialog.pack();
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dialog.show();
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try { wait(); }
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catch (InterruptedException ie) { }
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if (actionCommand.equals(ACTION_OK))
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{
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c.setPassword(input.getText().toCharArray());
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}
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dialog.dispose();
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ownerFrame.dispose();
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}
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protected synchronized void handleTextInput(TextInputCallback c)
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{
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Frame ownerFrame = new Frame();
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Dialog dialog = new Dialog(ownerFrame);
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dialog.setTitle(c.getPrompt());
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dialog.setLayout(new BorderLayout());
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Label label = new Label(c.getPrompt());
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TextArea text = new TextArea(10, 40);
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if (c.getDefaultText() != null)
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{
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text.setText(c.getDefaultText());
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}
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Panel buttons = new Panel();
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Button ok = new Button(messages.getString("callback.ok"));
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ok.setActionCommand(ACTION_OK);
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ok.addActionListener(this);
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Button cancel = new Button(messages.getString("callback.cancel"));
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cancel.setActionCommand(ACTION_CANCEL);
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cancel.addActionListener(this);
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dialog.add(label, BorderLayout.NORTH);
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dialog.add(text, BorderLayout.CENTER);
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buttons.setLayout(new FlowLayout(FlowLayout.RIGHT));
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buttons.add(ok);
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buttons.add(cancel);
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dialog.add(buttons, BorderLayout.SOUTH);
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dialog.pack();
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dialog.show();
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try { wait(); }
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catch (InterruptedException ie) { }
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if (actionCommand.equals(ACTION_OK))
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{
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c.setText(text.getText());
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}
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dialog.dispose();
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ownerFrame.dispose();
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}
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protected synchronized void handleTextOutput(TextOutputCallback c)
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{
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Frame ownerFrame = new Frame();
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Dialog dialog = new Dialog(ownerFrame);
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dialog.setLayout(new GridLayout(2, 1));
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switch (c.getMessageType() /*c.getStyle()*/)
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{
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case ConfirmationCallback.ERROR:
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dialog.setTitle(messages.getString("callback.error"));
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break;
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case ConfirmationCallback.INFORMATION:
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dialog.setTitle(messages.getString("callback.information"));
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break;
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case ConfirmationCallback.WARNING:
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dialog.setTitle(messages.getString("callback.warning"));
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break;
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default:
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dialog.setTitle("");
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}
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Label label = new Label(c.getMessage());
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Panel buttons = new Panel();
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Button ok = new Button(messages.getString("callback.ok"));
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buttons.setLayout(new FlowLayout(FlowLayout.RIGHT));
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buttons.add(ok);
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ok.addActionListener(this);
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dialog.add(label);
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dialog.add(buttons);
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dialog.pack();
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dialog.show();
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try { wait(); }
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catch (InterruptedException ie) { }
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dialog.dispose();
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ownerFrame.dispose();
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}
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// ActionListener interface implementation.
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// -------------------------------------------------------------------------
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public synchronized void actionPerformed(ActionEvent ae)
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{
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actionCommand = ae.getActionCommand();
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notifyAll();
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}
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// WindowListener interface implementation.
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// -------------------------------------------------------------------------
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public synchronized void windowClosing(WindowEvent we)
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{
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actionCommand = ACTION_NONE;
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notifyAll();
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}
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public void windowOpened(WindowEvent we) { }
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public void windowClosed(WindowEvent we) { }
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public void windowIconified(WindowEvent we) { }
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public void windowDeiconified(WindowEvent we) { }
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public void windowActivated(WindowEvent we) { }
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public void windowDeactivated(WindowEvent we) { }
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}
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