| /* |
| * Copyright 2001 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| * |
| */ |
| |
| package sun.jvm.hotspot.bugspot; |
| |
| import java.awt.*; |
| import java.awt.event.*; |
| import java.util.*; |
| import javax.swing.*; |
| import sun.jvm.hotspot.debugger.cdbg.*; |
| import sun.jvm.hotspot.runtime.*; |
| import sun.jvm.hotspot.ui.*; |
| |
| /** This panel contains a ListBox with all of the stack frames in a |
| given thread. When a given entry is selected, an event is |
| fired. */ |
| |
| public class StackTracePanel extends JPanel { |
| public interface Listener { |
| public void frameChanged(CFrame fr, JavaVFrame jfr); |
| } |
| |
| class Model extends AbstractListModel implements ComboBoxModel { |
| private Object selectedItem; |
| public Object getElementAt(int index) { |
| if (trace == null) return null; |
| return trace.get(index); |
| } |
| public int getSize() { |
| if (trace == null) return 0; |
| return trace.size(); |
| } |
| public Object getSelectedItem() { |
| return selectedItem; |
| } |
| public void setSelectedItem(Object item) { |
| selectedItem = item; |
| } |
| public void dataChanged() { |
| fireContentsChanged(this, 0, trace.size()); |
| } |
| } |
| |
| private java.util.List trace; |
| private Model model; |
| private JComboBox list; |
| private java.util.List listeners; |
| |
| public StackTracePanel() { |
| super(); |
| |
| model = new Model(); |
| |
| // Build user interface |
| setLayout(new BorderLayout()); |
| setBorder(GraphicsUtilities.newBorder(5)); |
| list = new JComboBox(model); |
| list.setPrototypeDisplayValue("ZZZZZZZZZZZZZZZZZZZZZZZZZZZZ"); |
| add(list, BorderLayout.CENTER); |
| |
| // Add selection listener |
| list.addItemListener(new ItemListener() { |
| public void itemStateChanged(ItemEvent e) { |
| if (e.getStateChange() == ItemEvent.SELECTED) { |
| fireFrameChanged(); |
| } |
| } |
| }); |
| } |
| |
| /** Takes a List of StackTraceEntry objects */ |
| public void setTrace(java.util.List trace) { |
| this.trace = trace; |
| model.dataChanged(); |
| list.setSelectedIndex(0); |
| fireFrameChanged(); |
| } |
| |
| public void addListener(Listener listener) { |
| if (listeners == null) { |
| listeners = new ArrayList(); |
| } |
| listeners.add(listener); |
| } |
| |
| protected void fireFrameChanged() { |
| if (listeners != null) { |
| StackTraceEntry entry = (StackTraceEntry) trace.get(list.getSelectedIndex()); |
| for (Iterator iter = listeners.iterator(); iter.hasNext(); ) { |
| ((Listener) iter.next()).frameChanged(entry.getCFrame(), entry.getJavaFrame()); |
| } |
| } |
| } |
| } |