| /* AWTCallbackHandler.java -- |
| Copyright (C) 2004, 2006 Free Software Foundation, Inc. |
| |
| This file is a 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 of the License, 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; if not, write to the Free Software |
| Foundation, Inc., 51 Franklin St, 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 gnu.javax.security.auth.callback; |
| |
| import java.awt.BorderLayout; |
| import java.awt.Button; |
| import java.awt.Dialog; |
| import java.awt.FlowLayout; |
| import java.awt.Frame; |
| import java.awt.GridLayout; |
| import java.awt.Label; |
| import java.awt.List; |
| import java.awt.Panel; |
| import java.awt.TextArea; |
| import java.awt.TextField; |
| |
| import java.awt.event.ActionEvent; |
| import java.awt.event.ActionListener; |
| import java.awt.event.WindowEvent; |
| import java.awt.event.WindowListener; |
| |
| import java.util.Locale; |
| |
| import javax.security.auth.callback.ChoiceCallback; |
| import javax.security.auth.callback.ConfirmationCallback; |
| import javax.security.auth.callback.LanguageCallback; |
| import javax.security.auth.callback.NameCallback; |
| import javax.security.auth.callback.PasswordCallback; |
| import javax.security.auth.callback.TextInputCallback; |
| import javax.security.auth.callback.TextOutputCallback; |
| |
| public class AWTCallbackHandler extends AbstractCallbackHandler |
| implements ActionListener, WindowListener |
| { |
| |
| // Fields. |
| // ------------------------------------------------------------------------- |
| |
| protected String actionCommand; |
| |
| private static final String ACTION_CANCEL = "CANCEL"; |
| private static final String ACTION_NO = "NO"; |
| private static final String ACTION_NONE = "NONE"; |
| private static final String ACTION_OK = "OK"; |
| private static final String ACTION_YES = "YES"; |
| |
| // Constructor. |
| // ------------------------------------------------------------------------- |
| |
| public AWTCallbackHandler() |
| { |
| super ("AWT"); |
| actionCommand = ACTION_NONE; |
| } |
| |
| // Instance methods. |
| // ------------------------------------------------------------------------- |
| |
| protected synchronized void handleChoice(ChoiceCallback c) |
| { |
| Frame ownerFrame = new Frame(); |
| Dialog dialog = new Dialog(ownerFrame); |
| String[] choices = c.getChoices(); |
| dialog.setTitle(c.getPrompt()); |
| Label label = new Label(c.getPrompt()); |
| List list = new List(Math.min(5, choices.length), |
| c.allowMultipleSelections()); |
| Panel buttons = new Panel(); |
| Button ok = new Button(messages.getString("callback.ok")); |
| ok.setActionCommand(ACTION_OK); |
| ok.addActionListener(this); |
| Button cancel = new Button(messages.getString("callback.cancel")); |
| cancel.setActionCommand(ACTION_CANCEL); |
| cancel.addActionListener(this); |
| for (int i = 0; i < choices.length; i++) |
| { |
| list.add(choices[i]); |
| } |
| if (c.getDefaultChoice() >= 0 && c.getDefaultChoice() < choices.length) |
| { |
| list.select(c.getDefaultChoice()); |
| } |
| dialog.setLayout(new BorderLayout()); |
| dialog.add(label, BorderLayout.NORTH); |
| dialog.add(list, BorderLayout.CENTER); |
| buttons.setLayout(new FlowLayout(FlowLayout.RIGHT)); |
| buttons.add(cancel); |
| buttons.add(ok); |
| dialog.add(buttons, BorderLayout.SOUTH); |
| dialog.pack(); |
| dialog.show(); |
| try { wait(); } |
| catch (InterruptedException ie) { } |
| if (actionCommand.equals(ACTION_OK)) |
| { |
| if (c.allowMultipleSelections()) |
| { |
| c.setSelectedIndexes(list.getSelectedIndexes()); |
| } |
| else |
| { |
| c.setSelectedIndex(list.getSelectedIndex()); |
| } |
| } |
| dialog.dispose(); |
| ownerFrame.dispose(); |
| } |
| |
| protected synchronized void handleConfirmation(ConfirmationCallback c) |
| { |
| Frame ownerFrame = new Frame(); |
| Dialog dialog = new Dialog(ownerFrame); |
| switch (c.getMessageType()) |
| { |
| case ConfirmationCallback.ERROR: |
| dialog.setTitle(messages.getString("callback.error")); |
| break; |
| case ConfirmationCallback.INFORMATION: |
| dialog.setTitle(messages.getString("callback.information")); |
| break; |
| case ConfirmationCallback.WARNING: |
| dialog.setTitle(messages.getString("callback.warning")); |
| break; |
| default: |
| dialog.setTitle(""); |
| } |
| dialog.setLayout(new GridLayout(2, 1)); |
| dialog.add(new Label(c.getPrompt())); |
| Panel buttons = new Panel(); |
| buttons.setLayout(new FlowLayout(FlowLayout.RIGHT)); |
| dialog.add(buttons); |
| String[] choices = null; |
| int[] values = null; |
| switch (c.getOptionType()) |
| { |
| case ConfirmationCallback.OK_CANCEL_OPTION: |
| choices = new String[] { |
| messages.getString("callback.cancel"), |
| messages.getString("callback.ok") |
| }; |
| values = new int[] { |
| ConfirmationCallback.CANCEL, ConfirmationCallback.OK |
| }; |
| break; |
| case ConfirmationCallback.YES_NO_CANCEL_OPTION: |
| choices = new String[] { |
| messages.getString("callback.cancel"), |
| messages.getString("callback.no"), |
| messages.getString("callback.yes") |
| }; |
| values = new int[] { |
| ConfirmationCallback.CANCEL, ConfirmationCallback.NO, |
| ConfirmationCallback.YES |
| }; |
| break; |
| case ConfirmationCallback.YES_NO_OPTION: |
| choices = new String[] { |
| messages.getString("callback.no"), |
| messages.getString("callback.yes") |
| }; |
| values = new int[] { |
| ConfirmationCallback.NO, ConfirmationCallback.YES |
| }; |
| break; |
| case ConfirmationCallback.UNSPECIFIED_OPTION: |
| choices = c.getOptions(); |
| values = new int[choices.length]; |
| for (int i = 0; i < values.length; i++) |
| values[i] = i; |
| break; |
| default: |
| throw new IllegalArgumentException(); |
| } |
| for (int i = 0; i < choices.length; i++) |
| { |
| Button b = new Button(choices[i]); |
| b.setActionCommand(choices[i]); |
| b.addActionListener(this); |
| buttons.add(b); |
| } |
| dialog.pack(); |
| dialog.show(); |
| try { wait(); } |
| catch (InterruptedException ie) { } |
| for (int i = 0; i < choices.length; i++) |
| { |
| if (actionCommand.equals(choices[i])) |
| { |
| c.setSelectedIndex(values[i]); |
| break; |
| } |
| } |
| dialog.dispose(); |
| ownerFrame.dispose(); |
| } |
| |
| protected synchronized void handleLanguage(LanguageCallback c) |
| { |
| Locale[] locales = Locale.getAvailableLocales(); |
| String[] languages = new String[locales.length]; |
| Locale def = Locale.getDefault(); |
| int defind = 0; |
| for (int i = 0; i < locales.length; i++) |
| { |
| StringBuffer lang = |
| new StringBuffer(locales[i].getDisplayLanguage(locales[i])); |
| String country = locales[i].getDisplayCountry(locales[i]); |
| String variant = locales[i].getDisplayVariant(locales[i]); |
| if (country.length() > 0 && variant.length() > 0) |
| { |
| lang.append(" ("); |
| lang.append(country); |
| lang.append(", "); |
| lang.append(variant); |
| lang.append(")"); |
| } |
| else if (country.length() > 0) |
| { |
| lang.append(" ("); |
| lang.append(country); |
| lang.append(")"); |
| } |
| else if (variant.length() > 0) |
| { |
| lang.append(" ("); |
| lang.append(variant); |
| lang.append(")"); |
| } |
| languages[i] = lang.toString(); |
| if (locales[i].equals(def)) |
| defind = i; |
| } |
| ChoiceCallback c2 = |
| new ChoiceCallback(messages.getString("callback.language"), languages, |
| defind, false); |
| handleChoice(c2); |
| c.setLocale(def); |
| if (c2.getSelectedIndexes() != null && c2.getSelectedIndexes().length > 0) |
| { |
| int index = c2.getSelectedIndexes()[0]; |
| if (index >= 0 && index < locales.length) |
| c.setLocale(locales[index]); |
| } |
| } |
| |
| protected synchronized void handleName(NameCallback c) |
| { |
| Frame ownerFrame = new Frame(); |
| Dialog dialog = new Dialog(ownerFrame); |
| dialog.setTitle(c.getPrompt()); |
| dialog.setLayout(new GridLayout(3, 1)); |
| Label label = new Label(c.getPrompt()); |
| TextField input = new TextField(); |
| if (c.getDefaultName() != null) |
| { |
| input.setText(c.getDefaultName()); |
| } |
| Panel buttons = new Panel(); |
| Button ok = new Button(messages.getString("callback.ok")); |
| ok.setActionCommand(ACTION_OK); |
| ok.addActionListener(this); |
| Button cancel = new Button(messages.getString("callback.cancel")); |
| cancel.setActionCommand(ACTION_CANCEL); |
| cancel.addActionListener(this); |
| dialog.add(label); |
| dialog.add(input); |
| buttons.setLayout(new FlowLayout(FlowLayout.RIGHT)); |
| buttons.add(ok); |
| buttons.add(cancel); |
| dialog.add(buttons); |
| dialog.pack(); |
| dialog.show(); |
| try { wait(); } |
| catch (InterruptedException ie) { } |
| if (actionCommand.equals(ACTION_OK)) |
| { |
| c.setName(input.getText()); |
| } |
| dialog.dispose(); |
| ownerFrame.dispose(); |
| } |
| |
| protected synchronized void handlePassword(PasswordCallback c) |
| { |
| Frame ownerFrame = new Frame(); |
| Dialog dialog = new Dialog(ownerFrame); |
| dialog.setTitle(c.getPrompt()); |
| dialog.setLayout(new GridLayout(3, 1)); |
| Label label = new Label(c.getPrompt()); |
| TextField input = new TextField(); |
| if (!c.isEchoOn()) |
| { |
| input.setEchoChar('*'); |
| } |
| Panel buttons = new Panel(); |
| Button ok = new Button(messages.getString("callback.ok")); |
| ok.setActionCommand(ACTION_OK); |
| ok.addActionListener(this); |
| Button cancel = new Button(messages.getString("callback.cancel")); |
| cancel.setActionCommand(ACTION_CANCEL); |
| cancel.addActionListener(this); |
| dialog.add(label); |
| dialog.add(input); |
| buttons.setLayout(new FlowLayout(FlowLayout.RIGHT)); |
| buttons.add(ok); |
| buttons.add(cancel); |
| dialog.add(buttons); |
| dialog.pack(); |
| dialog.show(); |
| try { wait(); } |
| catch (InterruptedException ie) { } |
| if (actionCommand.equals(ACTION_OK)) |
| { |
| c.setPassword(input.getText().toCharArray()); |
| } |
| dialog.dispose(); |
| ownerFrame.dispose(); |
| } |
| |
| protected synchronized void handleTextInput(TextInputCallback c) |
| { |
| Frame ownerFrame = new Frame(); |
| Dialog dialog = new Dialog(ownerFrame); |
| dialog.setTitle(c.getPrompt()); |
| dialog.setLayout(new BorderLayout()); |
| Label label = new Label(c.getPrompt()); |
| TextArea text = new TextArea(10, 40); |
| if (c.getDefaultText() != null) |
| { |
| text.setText(c.getDefaultText()); |
| } |
| Panel buttons = new Panel(); |
| Button ok = new Button(messages.getString("callback.ok")); |
| ok.setActionCommand(ACTION_OK); |
| ok.addActionListener(this); |
| Button cancel = new Button(messages.getString("callback.cancel")); |
| cancel.setActionCommand(ACTION_CANCEL); |
| cancel.addActionListener(this); |
| dialog.add(label, BorderLayout.NORTH); |
| dialog.add(text, BorderLayout.CENTER); |
| buttons.setLayout(new FlowLayout(FlowLayout.RIGHT)); |
| buttons.add(ok); |
| buttons.add(cancel); |
| dialog.add(buttons, BorderLayout.SOUTH); |
| dialog.pack(); |
| dialog.show(); |
| try { wait(); } |
| catch (InterruptedException ie) { } |
| if (actionCommand.equals(ACTION_OK)) |
| { |
| c.setText(text.getText()); |
| } |
| dialog.dispose(); |
| ownerFrame.dispose(); |
| } |
| |
| protected synchronized void handleTextOutput(TextOutputCallback c) |
| { |
| Frame ownerFrame = new Frame(); |
| Dialog dialog = new Dialog(ownerFrame); |
| dialog.setLayout(new GridLayout(2, 1)); |
| switch (c.getMessageType() /*c.getStyle()*/) |
| { |
| case ConfirmationCallback.ERROR: |
| dialog.setTitle(messages.getString("callback.error")); |
| break; |
| case ConfirmationCallback.INFORMATION: |
| dialog.setTitle(messages.getString("callback.information")); |
| break; |
| case ConfirmationCallback.WARNING: |
| dialog.setTitle(messages.getString("callback.warning")); |
| break; |
| default: |
| dialog.setTitle(""); |
| } |
| Label label = new Label(c.getMessage()); |
| Panel buttons = new Panel(); |
| Button ok = new Button(messages.getString("callback.ok")); |
| buttons.setLayout(new FlowLayout(FlowLayout.RIGHT)); |
| buttons.add(ok); |
| ok.addActionListener(this); |
| dialog.add(label); |
| dialog.add(buttons); |
| dialog.pack(); |
| dialog.show(); |
| try { wait(); } |
| catch (InterruptedException ie) { } |
| dialog.dispose(); |
| ownerFrame.dispose(); |
| } |
| |
| // ActionListener interface implementation. |
| // ------------------------------------------------------------------------- |
| |
| public synchronized void actionPerformed(ActionEvent ae) |
| { |
| actionCommand = ae.getActionCommand(); |
| notifyAll(); |
| } |
| |
| // WindowListener interface implementation. |
| // ------------------------------------------------------------------------- |
| |
| public synchronized void windowClosing(WindowEvent we) |
| { |
| actionCommand = ACTION_NONE; |
| notifyAll(); |
| } |
| |
| public void windowOpened(WindowEvent we) { } |
| public void windowClosed(WindowEvent we) { } |
| public void windowIconified(WindowEvent we) { } |
| public void windowDeiconified(WindowEvent we) { } |
| public void windowActivated(WindowEvent we) { } |
| public void windowDeactivated(WindowEvent we) { } |
| } |