Mercurial > hg > truffle
view graal/com.oracle.max.base/src/com/sun/max/gui/ThrowableDialog.java @ 4266:e2499e6d8aa7
Merge
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Wed, 11 Jan 2012 16:31:46 +0100 |
parents | bc8527f3071c |
children |
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/* * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.sun.max.gui; import java.awt.*; import java.awt.event.*; import java.io.*; import javax.swing.*; import javax.swing.border.*; /** * A dialog for displaying the details of an exception. Initially the dialog only shows the exception's * {@linkplain Throwable#getMessage() message}. It includes a button for expanding the dialog to also show the stack * trace. When the stack trace is shown, pressing the same button hides the stack trace. */ public final class ThrowableDialog extends JDialog { /** * */ private static final long serialVersionUID = 4566345464169636472L; /** * Creates a dialog to display the details of an exception and makes it visible. * * @param throwable the exception whose details are being displayed * @param owner the {@code Frame} from which the dialog is displayed * @param title the {@code String} to display in the dialog's title bar */ public static void show(Throwable throwable, Frame owner, String title) { new ThrowableDialog(throwable, owner, title).setVisible(true); } /** * Creates a dialog to display the details of an exception and makes it visible on the * {@linkplain SwingUtilities#invokeLater(Runnable) AWT dispatching thread}. * * @param throwable the exception whose details are being displayed * @param owner the {@code Frame} from which the dialog is displayed * @param title the {@code String} to display in the dialog's title bar */ public static void showLater(Throwable throwable, Frame owner, String title) { final ThrowableDialog dialog = new ThrowableDialog(throwable, owner, title); SwingUtilities.invokeLater(new Runnable() { public void run() { dialog.setVisible(true); } }); } /** * Creates a dialog to display the details of an exception. The dialog is not displayed by this method. * * @param throwable the exception whose details are being displayed * @param owner the {@code Frame} from which the dialog is displayed * @param title the {@code String} to display in the dialog's title bar */ private ThrowableDialog(Throwable throwable, Frame owner, String title) { super(owner, title, false); setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE); setAlwaysOnTop(true); final JToggleButton stackTraceButton = new JToggleButton("Show stack trace"); final JButton closeButton = new JButton("Close"); closeButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { setVisible(false); dispose(); } }); final JPanel buttonsPanel = new JPanel(); buttonsPanel.add(closeButton); buttonsPanel.add(stackTraceButton); final Container mainPane = getContentPane(); //mainPane.setLayout(new FlowLayout()); mainPane.setLayout(new BoxLayout(mainPane, BoxLayout.PAGE_AXIS)); final JLabel message = new JLabel(throwable.getMessage()); final JPanel messagePanel = new JPanel(); messagePanel.add(message); mainPane.add(messagePanel); mainPane.add(buttonsPanel); pack(); final Dimension dialogWithoutStackTracePreferredSize = getPreferredSize(); final JTextArea stackTraceText = new JTextArea(20, 40); throwable.printStackTrace(new PrintWriter(new Writer() { @Override public void close() throws IOException { } @Override public void flush() throws IOException { } @Override public void write(char[] cbuf, int off, int len) throws IOException { stackTraceText.append(new String(cbuf, off, len)); } })); final JScrollPane stackTracePanel = new JScrollPane(stackTraceText, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED); final Dimension stackTraceTextPreferredSize = stackTraceText.getPreferredSize(); stackTracePanel.setBorder(new TitledBorder("Stack trace")); final Dimension stackTracePanelPreferredSize = new Dimension( stackTraceTextPreferredSize.width + stackTracePanel.getVerticalScrollBar().getPreferredSize().width * 2, stackTraceTextPreferredSize.height + stackTracePanel.getHorizontalScrollBar().getPreferredSize().height); stackTracePanel.setPreferredSize(stackTracePanelPreferredSize); stackTracePanel.setVisible(false); stackTraceButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { if (stackTraceButton.isSelected()) { stackTraceButton.setText("Hide stack trace"); stackTracePanel.setVisible(true); setSize(new Dimension(Math.max(dialogWithoutStackTracePreferredSize.width, stackTracePanelPreferredSize.width), dialogWithoutStackTracePreferredSize.height + Math.min(1000, stackTracePanelPreferredSize.height))); } else { stackTraceButton.setText("Show stack trace"); stackTracePanel.setVisible(false); setSize(dialogWithoutStackTracePreferredSize); } validate(); } }); mainPane.add(stackTracePanel); setSize(dialogWithoutStackTracePreferredSize); pack(); setLocationRelativeTo(owner); } // Test code @SuppressWarnings("unused") public static void main(String[] args) { try { recurse(0); } catch (RuntimeException runtimeException) { new ThrowableDialog(runtimeException, null, "Runtime Exception"); } } static void recurse(int more) { if (more > 345) { throw new RuntimeException("This is a test. Repeat. This is a test."); } recurse(more + 1); } }