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1   /*
2    * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4    *
5    * This code is free software; you can redistribute it and/or modify it
6    * under the terms of the GNU General Public License version 2 only, as
7    * published by the Free Software Foundation.
8    *
9    * This code is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12   * version 2 for more details (a copy is included in the LICENSE file that
13   * accompanied this code).
14   *
15   * You should have received a copy of the GNU General Public License version
16   * 2 along with this work; if not, write to the Free Software Foundation,
17   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18   *
19   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20   * or visit www.oracle.com if you need additional information or have any
21   * questions.
22   *
23   */
24  
25  package sun.jvm.hotspot.ui.classbrowser;
26  
27  import java.awt.*;
28  import java.awt.event.*;
29  import javax.swing.*;
30  import javax.swing.event.*;
31  import javax.swing.text.*;
32  import sun.jvm.hotspot.ui.*;
33  import sun.jvm.hotspot.code.*;
34  import sun.jvm.hotspot.debugger.*;
35  import sun.jvm.hotspot.oops.*;
36  import sun.jvm.hotspot.runtime.*;
37  
38  public class CodeViewerPanel extends JPanel {
39      protected SAEditorPane   contentEditor;
40      protected HistoryComboBox address;
41      protected HTMLGenerator  htmlGen;
42      protected JScrollPane    scrollPane;
43  
44      public CodeViewerPanel() {
45          htmlGen = new HTMLGenerator();
46          contentEditor = new SAEditorPane();
47  
48          HyperlinkListener hyperListener = new HyperlinkListener() {
49                  public void hyperlinkUpdate(HyperlinkEvent e) {
50                      if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
51                          String description = e.getDescription();
52                          int equalToIndex = description.indexOf('=');
53                          if (equalToIndex != -1) {
54                              String item = description.substring(0, equalToIndex);
55                              if (item.equals("pc") || item.equals("klass") || item.equals("method")) {
56                                  address.setText(description.substring(equalToIndex + 1));
57                              }
58                          }
59                          contentEditor.setText(htmlGen.genHTMLForHyperlink(description));
60                      }
61                  }
62              };
63  
64  
65          setLayout(new BorderLayout());
66  
67          JPanel topPanel = new JPanel();
68          topPanel.setLayout(new BorderLayout());
69          topPanel.add(new JLabel("Enter PC or Method*/Klass* Address: "), BorderLayout.WEST);
70          address = new HistoryComboBox();
71          topPanel.add(address, BorderLayout.CENTER);
72  
73          JPanel bottomPanel = new JPanel();
74          bottomPanel.setLayout(new GridLayout(1, 1));
75          contentEditor = new SAEditorPane();
76          contentEditor.addHyperlinkListener(hyperListener);
77          scrollPane = new JScrollPane(contentEditor);
78          bottomPanel.add(scrollPane);
79  
80          add(topPanel, BorderLayout.NORTH);
81          add(bottomPanel, BorderLayout.CENTER);
82  
83          address.addActionListener(new ActionListener() {
84                  public void actionPerformed(ActionEvent e) {
85                      viewAddress();
86                  }
87              });
88  
89      }
90  
91      private void viewAddress() {
92          if (address.getText() != null && !address.getText().equals("")) {
93              contentEditor.setText(htmlGen.genHTMLForAddress(address.getText()));
94          }
95      }
96  
97      public void viewAddress(Address addr) {
98          address.setText(addr.toString());
99          viewAddress();
100     }
101 }