Mercurial > hg > truffle
diff agent/src/share/classes/sun/jvm/hotspot/bugspot/StackTracePanel.java @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/agent/src/share/classes/sun/jvm/hotspot/bugspot/StackTracePanel.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,115 @@ +/* + * 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()); + } + } + } +}