From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001
From: tknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>
Date: Fri, 1 Dec 2006 12:20:24 +0000
Subject: Initial import of release 2.2.

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
---
 .../lowagie/tools/plugins/treeview/AnalyzePDF.java | 507 +++++++++++++++++++++
 .../tools/plugins/treeview/ArrayTreeNode.java      | 107 +++++
 .../tools/plugins/treeview/DictionaryTreeNode.java | 112 +++++
 .../tools/plugins/treeview/FileTreeNode.java       |  86 ++++
 .../tools/plugins/treeview/ICommonAnalyzer.java    |  79 ++++
 .../tools/plugins/treeview/IUpdatenodeview.java    |  59 +++
 .../plugins/treeview/OutlinelistTreeNode.java      |  98 ++++
 .../tools/plugins/treeview/PagelistTreeNode.java   |  87 ++++
 .../tools/plugins/treeview/Pagetreenode.java       | 208 +++++++++
 .../tools/plugins/treeview/ProgressDialog.java     | 124 +++++
 .../tools/plugins/treeview/SimpletextTreeNode.java |  69 +++
 .../tools/plugins/treeview/TextpaneTreeNode.java   |  91 ++++
 .../plugins/treeview/TreeViewInternalFrame.java    | 272 +++++++++++
 .../tools/plugins/treeview/UpdateableTreeNode.java |  74 +++
 14 files changed, 1973 insertions(+)
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/AnalyzePDF.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/ArrayTreeNode.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/DictionaryTreeNode.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/FileTreeNode.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/ICommonAnalyzer.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/IUpdatenodeview.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/OutlinelistTreeNode.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/PagelistTreeNode.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/Pagetreenode.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/ProgressDialog.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/SimpletextTreeNode.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/TextpaneTreeNode.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/TreeViewInternalFrame.java
 create mode 100644 src/main/java/com/lowagie/tools/plugins/treeview/UpdateableTreeNode.java

(limited to 'src/main/java/com/lowagie/tools/plugins/treeview')

diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/AnalyzePDF.java b/src/main/java/com/lowagie/tools/plugins/treeview/AnalyzePDF.java
new file mode 100644
index 0000000..5907f9a
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/AnalyzePDF.java
@@ -0,0 +1,507 @@
+/*
+ * $Id: AnalyzePDF.java,v 1.4 2006/05/30 09:11:45 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+package com.lowagie.tools.plugins.treeview;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Vector;
+
+import javax.swing.event.TreeModelEvent;
+import javax.swing.event.TreeModelListener;
+import javax.swing.tree.DefaultMutableTreeNode;
+import javax.swing.tree.TreeModel;
+import javax.swing.tree.TreePath;
+
+import com.lowagie.text.pdf.*;
+import java.util.Set;
+import java.util.Iterator;
+import javax.swing.table.TableModel;
+import javax.swing.table.AbstractTableModel;
+
+public class AnalyzePDF
+    extends Thread implements TreeModel, ICommonAnalyzer {
+  DefaultMutableTreeNode root;
+  DefaultMutableTreeNode filenode;
+  int pagecount;
+  ProgressDialog progressdialog;
+  int numberofpages;
+  ArrayList pageInh = new ArrayList();
+  private transient Vector treeModelListeners;
+  PdfReader reader;
+
+  public AnalyzePDF(String infile,
+                    com.lowagie.tools.plugins.treeview.ProgressDialog blubb) {
+    this.progressdialog = blubb;
+    try {
+      reader = new PdfReader(infile);
+      root = new SimpletextTreeNode("Dokument");
+      filenode = new FileTreeNode(infile, reader);
+      root.add(filenode);
+      this.numberofpages = reader.getNumberOfPages();
+    }
+    catch (IOException ex) {
+    }
+    pagecount = 0;
+  }
+
+  public TableModel getXReftable() {
+    TableModel tm = new AbstractTableModel() {
+      public int getColumnCount() {
+        return 2;
+      }
+
+      public int getRowCount() {
+        return reader.getXrefSize() - 1;
+      }
+
+      public Object getValueAt(int rowIndex, int columnIndex) {
+        switch (columnIndex) {
+          case 0:
+            return new Integer(rowIndex + 1);
+          case 1:
+            PdfObject pdfob=reader.getPdfObject(rowIndex + 1);
+            if(pdfob.isStream()){
+             return "Stream "+pdfob;
+            }else{
+              return pdfob;
+            }
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Returns the name of the column at <code>columnIndex</code>.
+       *
+       * @param columnIndex the index of the column
+       * @return the name of the column
+       * @todo Implement this javax.swing.table.TableModel method
+       */
+      public String getColumnName(int columnIndex) {
+        switch (columnIndex) {
+         case 0:
+           return "XRefNr";
+         case 1:
+           return "Object";
+         default:
+           return null;
+       }
+
+      }
+    };
+    return tm;
+  }
+
+  /**
+   * Walk down the Pagetree
+   * @param page PdfDictionary
+   * @param pdfreader PdfReader
+   * @param count_in_leaf int
+   * @param node DefaultMutableTreeNode
+   */
+  protected void iteratePages(PdfDictionary page, PdfReader pdfreader,
+                              DefaultMutableTreeNode node) {
+    DefaultMutableTreeNode leaf;
+
+    PdfArray kidsPR = (PdfArray) PdfReader.getPdfObject(page.get(PdfName.KIDS));
+    if (kidsPR == null) {
+      node.add(new Pagetreenode(page, pagecount, this, pdfreader));
+      System.out.println("Page= " + (pagecount + 1));
+      pageInh.add(pagecount, page);
+      pagecount++;
+    }
+    else {
+      leaf = new PagelistTreeNode(kidsPR);
+      node.add(leaf);
+      page.put(PdfName.TYPE, PdfName.PAGES);
+      ArrayList kids = kidsPR.getArrayList();
+      for (int k = 0; k < kids.size(); ++k) {
+        PdfDictionary kid = (PdfDictionary) PdfReader.getPdfObject( (
+            PRIndirectReference) kids.get(k));
+        iteratePages(kid, pdfreader, leaf);
+      }
+    }
+  }
+
+  protected void iterateOutlines(PdfDictionary outlines, PdfReader pdfreader,
+                                 DefaultMutableTreeNode node) {
+    DefaultMutableTreeNode leaf;
+    PdfDictionary kid = outlines;
+    do {
+      PdfString title = (PdfString) pdfreader.getPdfObject(
+          kid.get(PdfName.TITLE));
+      leaf = new OutlinelistTreeNode(title, kid);
+      node.add(leaf);
+      PdfDictionary first = (PdfDictionary) PdfReader.getPdfObject( (
+          PRIndirectReference) kid.get(PdfName.FIRST));
+      if (first != null) {
+        iterateOutlines(first, pdfreader, leaf);
+      }
+      else {
+        PdfDictionary se = (PdfDictionary) PdfReader.getPdfObject( (
+            PRIndirectReference) kid.get(new PdfName("SE")));
+        if (se != null) {
+          iterateObjects(se, pdfreader, leaf);
+        }
+        PdfObject dest = (PdfObject) pdfreader.getPdfObject(kid.get(PdfName.
+            DEST));
+        if (dest != null) {
+          iterateObjects(dest, pdfreader, leaf);
+        }
+        PdfObject a = (PdfObject) pdfreader.getPdfObject(kid.get(PdfName.A));
+        if (a != null) {
+          iterateObjects(a, pdfreader, leaf);
+        }
+      }
+    }
+    while ( (kid = (PdfDictionary) pdfreader.getPdfObject(kid.get(PdfName.NEXT))) != null);
+  }
+
+  /**
+   * Recursive investigate PDF Objecttree (other than pagetree objects!)
+   * @param pdfobj PdfObject
+   * @param pdfreader PdfReader
+   * @param node DefaultMutableTreeNode
+   */
+  public void iterateObjects(PdfObject pdfobj, PdfReader pdfreader,
+                             DefaultMutableTreeNode node) {
+    DefaultMutableTreeNode leaf;
+    if (pdfobj.isDictionary()) {
+      leaf = new DictionaryTreeNode("PdfDictionary " + pdfobj,
+                                    (PdfDictionary) pdfobj);
+      node.add(leaf);
+      Set s = ( (PdfDictionary) pdfobj).getKeys();
+      Iterator it = s.iterator();
+      int i = 0;
+      while (it.hasNext()) {
+        i++;
+        Object obj = it.next();
+//        System.out.println("Feld:" + obj);
+
+        PdfObject value = PdfReader.getPdfObject( ( (PdfDictionary) pdfobj).get( (
+            PdfName) obj));
+//        System.out.println("Value:" + value);
+        SimpletextTreeNode sttn = new SimpletextTreeNode(obj + " " + value);
+        leaf.add(sttn);
+        if (obj.equals(PdfName.PARENT)) {
+          continue;
+        }
+        if (value != null) {
+          iterateObjects(value, pdfreader, sttn);
+        }
+      }
+    }
+    else if (pdfobj.isArray()) {
+      leaf = new ArrayTreeNode("PdfArray " + pdfobj, (PdfArray) pdfobj);
+      node.add(leaf);
+      ArrayList kids = ( (PdfArray) pdfobj).getArrayList();
+      for (int k = 0; k < kids.size(); ++k) {
+        PdfObject curkid = (PdfObject) kids.get(k);
+        if (curkid.isIndirect()) {
+          PdfObject kid = PdfReader.getPdfObject( (
+              PRIndirectReference) kids.get(k));
+          if (kid != null) {
+            iterateObjects(kid, pdfreader, leaf);
+          }
+        }
+        else if (curkid.isNumber()) {
+
+        }
+        else {
+          PdfObject kid = (PdfObject) kids.get(k);
+          iterateObjects(kid, pdfreader, leaf);
+        }
+      }
+    }
+    else if (pdfobj.isIndirect()) {
+      leaf = new SimpletextTreeNode("PRIndirectReference " + pdfobj);
+      node.add(leaf);
+      PdfObject target = PdfReader.getPdfObject( (
+          PRIndirectReference) pdfobj);
+      if (target != null) {
+        iterateObjects(target, pdfreader, leaf);
+      }
+    }
+    else if (pdfobj.isBoolean()) {
+//      leaf = new SimpletextTreeNode("Boolean " + pdfobj);
+//      node.add(leaf);
+    }
+    else if (pdfobj.isName()) {
+//      leaf = new SimpletextTreeNode("Name " + pdfobj);
+//      node.add(leaf);
+    }
+    else if (pdfobj.isNull()) {
+//      leaf = new SimpletextTreeNode("Null " + pdfobj);
+//      node.add(leaf);
+    }
+    else if (pdfobj.isNumber()) {
+//      leaf = new SimpletextTreeNode("Number " + pdfobj);
+//      node.add(leaf);
+    }
+    else if (pdfobj.isString()) {
+//      leaf = new SimpletextTreeNode("String " + pdfobj);
+//      node.add(leaf);
+    }
+ else if (pdfobj.isStream()) {
+      leaf = new TextpaneTreeNode(pdfobj,"Stream");
+      node.add(leaf);
+      leaf = new DictionaryTreeNode("PdfDictionary " + pdfobj,
+                                  (PdfDictionary) pdfobj);
+    node.add(leaf);
+    Set s = ( (PdfDictionary) pdfobj).getKeys();
+    Iterator it = s.iterator();
+    int i = 0;
+    while (it.hasNext()) {
+      i++;
+      Object obj = it.next();
+//        System.out.println("Feld:" + obj);
+
+      PdfObject value = PdfReader.getPdfObject( ( (PdfDictionary) pdfobj).get( (
+          PdfName) obj));
+//        System.out.println("Value:" + value);
+      SimpletextTreeNode sttn = new SimpletextTreeNode(obj + " " + value);
+      leaf.add(sttn);
+      if (obj.equals(PdfName.PARENT)) {
+        continue;
+      }
+      if (value != null) {
+        iterateObjects(value, pdfreader, sttn);
+      }
+    }
+
+ }
+
+    else {
+      leaf = new SimpletextTreeNode("Unknown " + pdfobj);
+      node.add(leaf);
+    }
+
+  }
+
+  /**
+   * Returns the root of the tree.
+   *
+   * @return the root of the tree
+   * @todo Diese javax.swing.tree.TreeModel-Methode implementieren
+   */
+  public Object getRoot() {
+    return root;
+  }
+
+  /**
+   * Returns the child of <code>parent</code> at index <code>index</code> in the
+   * parent's child array.
+   *
+   * @param parent a node in the tree, obtained from this data source
+   * @param index int
+   * @return the child of <code>parent</code> at index <code>index</code>
+   * @todo Diese javax.swing.tree.TreeModel-Methode implementieren
+   */
+  public Object getChild(Object parent, int index) {
+    DefaultMutableTreeNode node = (DefaultMutableTreeNode) parent;
+    return node.getChildAt(index);
+  }
+
+  /**
+   * Returns the number of children of <code>parent</code>.
+   *
+   * @param parent a node in the tree, obtained from this data source
+   * @return the number of children of the node <code>parent</code>
+   * @todo Diese javax.swing.tree.TreeModel-Methode implementieren
+   */
+  public int getChildCount(Object parent) {
+    DefaultMutableTreeNode node = (DefaultMutableTreeNode) parent;
+    return node.getChildCount();
+  }
+
+  /**
+   * Returns <code>true</code> if <code>node</code> is a leaf.
+   *
+   * @param node a node in the tree, obtained from this data source
+   * @return true if <code>node</code> is a leaf
+   * @todo Diese javax.swing.tree.TreeModel-Methode implementieren
+   */
+  public boolean isLeaf(Object node) {
+    DefaultMutableTreeNode leaf = (DefaultMutableTreeNode) node;
+    return leaf.isLeaf();
+  }
+
+  /**
+   * Messaged when the user has altered the value for the item identified by
+   * <code>path</code> to <code>newValue</code>.
+   *
+   * @param path path to the node that the user has altered
+   * @param newValue the new value from the TreeCellEditor
+   * @todo Diese javax.swing.tree.TreeModel-Methode implementieren
+   */
+  public void valueForPathChanged(TreePath path, Object newValue) {
+    throw new RuntimeException("Manipulation of objecttree not yet supported!");
+  }
+
+  /**
+   * Returns the index of child in parent.
+   *
+   * @param parent a note in the tree, obtained from this data source
+   * @param child the node we are interested in
+   * @return the index of the child in the parent, or -1 if either
+   *   <code>child</code> or <code>parent</code> are <code>null</code>
+   * @todo Diese javax.swing.tree.TreeModel-Methode implementieren
+   */
+  public int getIndexOfChild(Object parent, Object child) {
+    DefaultMutableTreeNode parentobj = (DefaultMutableTreeNode) parent;
+    DefaultMutableTreeNode childobj = (DefaultMutableTreeNode) child;
+    return parentobj.getIndex(childobj);
+  }
+
+  public synchronized void removeTreeModelListener(TreeModelListener l) {
+    if (treeModelListeners != null && treeModelListeners.contains(l)) {
+      Vector v = (Vector) treeModelListeners.clone();
+      v.removeElement(l);
+      treeModelListeners = v;
+    }
+  }
+
+  public synchronized void addTreeModelListener(TreeModelListener l) {
+    Vector v = treeModelListeners == null ? new Vector(2) :
+        (Vector) treeModelListeners.clone();
+    if (!v.contains(l)) {
+      v.addElement(l);
+      treeModelListeners = v;
+    }
+  }
+
+  protected void fireTreeNodesChanged(TreeModelEvent e) {
+    if (treeModelListeners != null) {
+      Vector listeners = treeModelListeners;
+      int count = listeners.size();
+      for (int i = 0; i < count; i++) {
+        ( (TreeModelListener) listeners.elementAt(i)).treeNodesChanged(e);
+      }
+    }
+  }
+
+  protected void fireTreeNodesInserted(TreeModelEvent e) {
+    if (treeModelListeners != null) {
+      Vector listeners = treeModelListeners;
+      int count = listeners.size();
+      for (int i = 0; i < count; i++) {
+        ( (TreeModelListener) listeners.elementAt(i)).treeNodesInserted(e);
+      }
+    }
+  }
+
+  protected void fireTreeNodesRemoved(TreeModelEvent e) {
+    if (treeModelListeners != null) {
+      Vector listeners = treeModelListeners;
+      int count = listeners.size();
+      for (int i = 0; i < count; i++) {
+        ( (TreeModelListener) listeners.elementAt(i)).treeNodesRemoved(e);
+      }
+    }
+  }
+
+  protected void fireTreeStructureChanged(TreeModelEvent e) {
+    if (treeModelListeners != null) {
+      Vector listeners = treeModelListeners;
+      int count = listeners.size();
+      for (int i = 0; i < count; i++) {
+        ( (TreeModelListener) listeners.elementAt(i)).treeStructureChanged(e);
+      }
+    }
+  }
+
+  /**
+   * When an object implementing interface <code>Runnable</code> is used to
+   * create a thread, starting the thread causes the object's <code>run</code>
+   * method to be called in that separately executing thread.
+   *
+   * @todo Diese java.lang.Runnable-Methode implementieren
+   */
+  public void run() {
+    try {
+      PdfDictionary catalog = reader.getCatalog();
+      PdfDictionary rootPages = (PdfDictionary) PdfReader.getPdfObject(
+          catalog.get(PdfName.PAGES));
+      DefaultMutableTreeNode rootPagesGUI = new SimpletextTreeNode("Pagetree " +
+          rootPages);
+      filenode.add(rootPagesGUI);
+      iteratePages(rootPages, reader, rootPagesGUI);
+
+      PdfDictionary rootOutlines = (PdfDictionary) PdfReader.getPdfObject(
+          catalog.get(PdfName.OUTLINES));
+      if (rootOutlines != null) {
+        DefaultMutableTreeNode outlinetree = new SimpletextTreeNode(
+            "Outlinetree " + rootOutlines);
+        filenode.add(outlinetree);
+        PdfObject firstindref = rootOutlines.get(PdfName.FIRST);
+        if (firstindref != null) {
+          PdfDictionary first = (PdfDictionary) PdfReader.getPdfObject( (
+              PRIndirectReference) firstindref);
+          if (first != null) {
+            iterateOutlines(first, reader, outlinetree);
+          }
+        }
+      }
+      System.out.println(" Pagecount= " + pagecount);
+      progressdialog.setVisible(false);
+    }
+    catch (Exception e) {
+      e.printStackTrace(System.out);
+    }
+  }
+
+  public int getPagecount() {
+    return pagecount;
+  }
+
+  public void updatecount() {
+    progressdialog.setAktuelleseite(getPagecount());
+  }
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/ArrayTreeNode.java b/src/main/java/com/lowagie/tools/plugins/treeview/ArrayTreeNode.java
new file mode 100644
index 0000000..07ec49c
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/ArrayTreeNode.java
@@ -0,0 +1,107 @@
+/*
+ * $Id: ArrayTreeNode.java,v 1.2 2006/05/30 09:13:36 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+package com.lowagie.tools.plugins.treeview;
+
+import com.lowagie.text.pdf.PdfArray;
+import java.util.ArrayList;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+
+/**
+ * <p>Title: </p>
+ *
+ * <p>Description: </p>
+ *
+ * <p>Copyright: Copyright (c) 2005</p>
+ *
+ * <p>Company: </p>
+ *
+ * @author not attributable
+ * @version 1.0
+ */
+public class ArrayTreeNode
+    extends UpdateableTreeNode {
+  PdfArray arr;
+
+  public ArrayTreeNode(Object userObject,PdfArray arr) {
+    super(userObject);
+    this.arr=arr;
+  }
+
+  public ArrayTreeNode(Object userObject, boolean allowchildren) {
+    super(userObject, allowchildren);
+  }
+
+  /**
+   * updateview
+   *
+   * @param updateobject IUpdatenodeview
+   * @todo Implement this com.lowagie.tools.plugins.treeview.UpdateableTreeNode method
+   */
+  public void updateview(IUpdatenodeview updateobject) {
+     StringBuffer sb = new StringBuffer();
+     sb.append("<html>");
+     sb.append("<p>");
+     sb.append(this.userObject);
+     sb.append("</p>");
+     ArrayList arl = arr.getArrayList();
+   for (int i = 0; i < arl.size(); i++) {
+     sb.append("<p>");
+     sb.append(" " + arl.get(i).toString());
+     sb.append("</p>");
+   }
+   sb.append("</html>");
+     updateobject.showvalues(sb.toString());
+   }
+   public Icon getIcon(){
+        return new ImageIcon(TreeViewInternalFrame.class.getResource(
+                 "array.gif"));
+  }
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/DictionaryTreeNode.java b/src/main/java/com/lowagie/tools/plugins/treeview/DictionaryTreeNode.java
new file mode 100644
index 0000000..2fc6b4e
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/DictionaryTreeNode.java
@@ -0,0 +1,112 @@
+/*
+ * $Id: DictionaryTreeNode.java,v 1.2 2006/05/30 09:13:36 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import java.util.Set;
+import java.util.Iterator;
+import com.lowagie.text.pdf.PdfDictionary;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+
+/**
+ * <p>Title: </p>
+ *
+ * <p>Description: </p>
+ *
+ * <p>Copyright: Copyright (c) 2005</p>
+ *
+ * <p>Company: </p>
+ *
+ * @author not attributable
+ * @version 1.0
+ */
+public class DictionaryTreeNode
+    extends UpdateableTreeNode {
+  PdfDictionary dictionary;
+
+  public DictionaryTreeNode(Object userObject, PdfDictionary dictionary) {
+    super(userObject);
+    this.dictionary = dictionary;
+  }
+
+  public DictionaryTreeNode(Object userObject, boolean allowchildren) {
+    super(userObject, allowchildren);
+  }
+
+  /**
+   * updateview
+   *
+   * @param updateobject IUpdatenodeview
+   * @todo Implement this com.lowagie.tools.plugins.treeview.UpdateableTreeNode method
+   */
+  public void updateview(IUpdatenodeview updateobject) {
+    StringBuffer sb = new StringBuffer();
+    sb.append("<html>");
+    sb.append("<p>");
+    sb.append(this.userObject);
+    sb.append("</p>");
+    Set set = dictionary.getKeys();
+    Iterator it = set.iterator();
+    while (it.hasNext()) {
+      sb.append("<p>");
+      sb.append("Key " + it.next().toString());
+      sb.append("</p>");
+    }
+    sb.append("</html>");
+    updateobject.showvalues(sb.toString());
+  }
+
+  public Icon getIcon(){
+        return new ImageIcon(TreeViewInternalFrame.class.getResource(
+                 "dictionary.gif"));
+  }
+
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/FileTreeNode.java b/src/main/java/com/lowagie/tools/plugins/treeview/FileTreeNode.java
new file mode 100644
index 0000000..85e83a6
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/FileTreeNode.java
@@ -0,0 +1,86 @@
+/*
+ * $Id: FileTreeNode.java,v 1.3 2006/05/30 09:13:36 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import com.lowagie.text.pdf.*;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+
+public class FileTreeNode
+    extends UpdateableTreeNode {
+
+  PdfReader reader;
+  public FileTreeNode(Object p0, PdfReader reader) {
+    super(p0,true);
+    this.reader = reader;
+  }
+
+  public void updateview(IUpdatenodeview updateobject) {
+    StringBuffer sb = new StringBuffer();
+    sb.append("<html>");
+    sb.append("<p>");
+    sb.append(this.userObject);
+    sb.append("</p>");
+    sb.append("<p>");
+    sb.append("PDF Version 1." + this.reader.getPdfVersion());
+    sb.append("</p>");
+    sb.append("<p>");
+    sb.append("Number of Pages: " + this.reader.getNumberOfPages());
+    sb.append("</p>");
+    sb.append("</html>");
+    updateobject.showvalues(sb.toString());
+  }
+  public Icon getIcon(){
+    return new ImageIcon(TreeViewInternalFrame.class.getResource(
+             "icon16.gif"));
+  }
+
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/ICommonAnalyzer.java b/src/main/java/com/lowagie/tools/plugins/treeview/ICommonAnalyzer.java
new file mode 100644
index 0000000..17093f0
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/ICommonAnalyzer.java
@@ -0,0 +1,79 @@
+/*
+ * $Id: ICommonAnalyzer.java,v 1.2 2005/12/06 13:20:39 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import javax.swing.tree.DefaultMutableTreeNode;
+
+import com.lowagie.text.pdf.PdfObject;
+import com.lowagie.text.pdf.PdfReader;
+/**
+ *
+ * <p>Title: </p>
+ *
+ * <p>Description: </p>
+ *
+ * <p>Copyright: Copyright (c) 2005</p>
+ *
+ * <p>Company: </p>
+ *
+ * @author not attributable
+ * @version 1.0
+ */
+public interface ICommonAnalyzer {
+  /**
+   *
+   * @param pdfobj PdfObject
+   * @param pdfreader PdfReader
+   * @param node DefaultMutableTreeNode
+   */
+  void iterateObjects(PdfObject pdfobj, PdfReader pdfreader,
+  DefaultMutableTreeNode node);
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/IUpdatenodeview.java b/src/main/java/com/lowagie/tools/plugins/treeview/IUpdatenodeview.java
new file mode 100644
index 0000000..01a3b45
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/IUpdatenodeview.java
@@ -0,0 +1,59 @@
+/*
+ * $Id: IUpdatenodeview.java,v 1.1 2005/11/29 21:05:02 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+public interface IUpdatenodeview {
+  public void showempty();
+
+  public void showtext(String text);
+
+  public void showvalues(String text);
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/OutlinelistTreeNode.java b/src/main/java/com/lowagie/tools/plugins/treeview/OutlinelistTreeNode.java
new file mode 100644
index 0000000..2fd78e5
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/OutlinelistTreeNode.java
@@ -0,0 +1,98 @@
+/*
+ * $Id: OutlinelistTreeNode.java,v 1.2 2006/05/30 09:13:36 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import java.util.ArrayList;
+
+import com.lowagie.text.pdf.PdfArray;
+import com.lowagie.text.pdf.PdfDictionary;
+import java.util.Set;
+import java.util.Iterator;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+
+public class OutlinelistTreeNode
+    extends UpdateableTreeNode {
+  private com.lowagie.text.pdf.PdfDictionary dictionary;
+  public OutlinelistTreeNode(Object userObject, PdfDictionary dictionary) {
+    super(userObject);
+    this.dictionary = dictionary;
+  }
+
+  public OutlinelistTreeNode(PdfDictionary dictionary) {
+    super("Outlinenode " + dictionary);
+    this.dictionary = dictionary;
+  }
+
+  public void updateview(IUpdatenodeview updateobject) {
+    StringBuffer sb = new StringBuffer();
+    sb.append("<html>");
+    sb.append("<p>");
+    sb.append(this.userObject);
+    sb.append("</p>");
+    Set set = dictionary.getKeys();
+    Iterator it = set.iterator();
+    while (it.hasNext()) {
+      sb.append("<p>");
+      sb.append("Key " + it.next().toString());
+      sb.append("</p>");
+    }
+    sb.append("</html>");
+    updateobject.showvalues(sb.toString());
+
+  }
+
+  public Icon getIcon(){
+    return new ImageIcon(TreeViewInternalFrame.class.getResource(
+             "bookmarks.gif"));
+  }
+
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/PagelistTreeNode.java b/src/main/java/com/lowagie/tools/plugins/treeview/PagelistTreeNode.java
new file mode 100644
index 0000000..928fefa
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/PagelistTreeNode.java
@@ -0,0 +1,87 @@
+/*
+ * $Id: PagelistTreeNode.java,v 1.2 2006/05/30 09:13:36 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import java.util.ArrayList;
+
+import com.lowagie.text.pdf.PdfArray;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+
+public class PagelistTreeNode
+    extends UpdateableTreeNode {
+  private com.lowagie.text.pdf.PdfArray pdfarray;
+  public PagelistTreeNode(PdfArray pdfarray) {
+    super("Pagesnode " + pdfarray);
+    this.pdfarray = pdfarray;
+  }
+
+  public void updateview(IUpdatenodeview updateobject) {
+    StringBuffer sb = new StringBuffer();
+    sb.append("<html>");
+    sb.append("<p>");
+    sb.append(this.userObject);
+    sb.append("</p>");
+    ArrayList arl = pdfarray.getArrayList();
+    for (int i = 0; i < arl.size(); i++) {
+      sb.append("<p>");
+      sb.append(" " + arl.get(i).toString());
+      sb.append("</p>");
+    }
+    sb.append("</html>");
+    updateobject.showvalues(sb.toString());
+  }
+
+  public Icon getIcon(){
+    return new ImageIcon(TreeViewInternalFrame.class.getResource(
+             "pageonly.gif"));
+  }
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/Pagetreenode.java b/src/main/java/com/lowagie/tools/plugins/treeview/Pagetreenode.java
new file mode 100644
index 0000000..4cbcfda
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/Pagetreenode.java
@@ -0,0 +1,208 @@
+/*
+ * $Id: Pagetreenode.java,v 1.3 2006/05/30 09:13:36 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.Set;
+
+import javax.swing.tree.DefaultMutableTreeNode;
+
+import com.lowagie.text.Rectangle;
+import com.lowagie.text.pdf.*;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+
+public class Pagetreenode
+    extends UpdateableTreeNode {
+  private com.lowagie.text.pdf.PdfDictionary dictionary;
+
+  private int seitennummer;
+  private float width;
+  private float height;
+
+  public Pagetreenode(com.lowagie.text.pdf.PdfDictionary page, int seitennummer,
+                      ICommonAnalyzer pageanalyzer, PdfReader pdfreader) {
+    super();
+    this.dictionary = page;
+    this.seitennummer = seitennummer;
+    DefaultMutableTreeNode info;
+
+    PdfArray arr = (PdfArray) page.get(PdfName.MEDIABOX);
+    float curwidth = 0;
+    float curheight = 0;
+    if (arr != null) {
+      ArrayList arl = arr.getArrayList();
+      curwidth = Float.parseFloat(arl.get(2).toString());
+      curheight = Float.parseFloat(arl.get(3).toString());
+      info = new SimpletextTreeNode(PdfName.MEDIABOX + " " + curwidth + "*" +
+                                    curheight);
+      this.add(info);
+
+    }
+    PdfArray arrcrop = (PdfArray) page.get(PdfName.CROPBOX);
+    float curwidthcrop = 0;
+    float curheightcrop = 0;
+    if (arrcrop != null) {
+      ArrayList arl = arrcrop.getArrayList();
+      curwidthcrop = Float.parseFloat(arl.get(2).toString());
+      curheightcrop = Float.parseFloat(arl.get(3).toString());
+      info = new SimpletextTreeNode(PdfName.CROPBOX + " " + curwidthcrop + "*" +
+                                    curheightcrop);
+      this.add(info);
+
+    }
+
+    PdfNumber rotation = (PdfNumber) PdfReader.getPdfObject(page.get(PdfName.
+        ROTATE));
+
+    if (rotation == null) {
+      System.out.println("Rotation missing");
+      rotation = new PdfNumber(0);
+    }
+    else {
+      info = new SimpletextTreeNode(PdfName.
+                                    ROTATE + " " + rotation);
+      this.add(info);
+    }
+    Rectangle rect = new Rectangle(curwidthcrop,
+                                   curheightcrop);
+
+    if ( (rotation.floatValue() == 90) || (rotation.floatValue() == 270)) {
+      rect = rect.rotate();
+    }
+
+    width = rect.width();
+    height = rect.height();
+
+    //  ??? Dont want a backreference! PdfDictionary parent = (PdfDictionary) PdfReader.getPdfObject(page.get(PdfName.PARENT));
+    PdfArray dict = (PdfArray) PdfReader.getPdfObject(page.get(PdfName.ANNOTS));
+    if (dict != null) {
+      this.add(new SimpletextTreeNode(PdfName.ANNOTS + " " + dict.length()));
+      SimpletextTreeNode sttn = new SimpletextTreeNode(PdfName.ANNOTS + " " +
+         dict.type());
+     this.add(sttn);
+     pageanalyzer.iterateObjects(dict, pdfreader, sttn);
+
+    }
+    PdfObject reso = PdfReader.getPdfObject(page.get(PdfName.RESOURCES));
+    if (reso != null) {
+      SimpletextTreeNode sttn = new SimpletextTreeNode(PdfName.RESOURCES + " " +
+          reso.type());
+      this.add(sttn);
+      pageanalyzer.iterateObjects(reso, pdfreader, sttn);
+    }
+
+    PdfObject contents = PdfReader.getPdfObject(page.get(PdfName.CONTENTS));
+    if (contents != null) {
+      this.add(new TextpaneTreeNode(contents,"Content"));
+
+      if (contents.isStream()) {
+        PRStream prstr = (PRStream) contents;
+
+        Set s = prstr.getKeys();
+        Iterator it = s.iterator();
+
+        while (it.hasNext()) {
+          Object obj = it.next();
+          System.out.println("Field:" + obj);
+
+          Object value = PdfReader.getPdfObject(prstr.get( (PdfName) obj));
+          System.out.println("Value:" + value);
+        }
+      }
+    }
+  }
+
+  public int getSeitennummer() {
+    return seitennummer;
+  }
+
+  public String toString() {
+    return "Page " + seitennummer;
+  }
+
+  public float getWidth() {
+    return width;
+  }
+
+  public float getHeight() {
+    return height;
+  }
+
+  public void updateview(IUpdatenodeview updateobject) {
+    StringBuffer sb = new StringBuffer();
+    sb.append("<html>");
+    sb.append("<p>");
+    sb.append("Page " + getSeitennummer());
+    sb.append("</p>");
+    sb.append("<p>");
+    sb.append("Size: " + getWidth() + "*" + getHeight());
+    sb.append("</p>");
+
+    Set set = dictionary.getKeys();
+    Iterator it = set.iterator();
+    while (it.hasNext()) {
+      sb.append("<p>");
+      sb.append("Key " + it.next().toString());
+      sb.append("</p>");
+    }
+    sb.append("</html>");
+    updateobject.showvalues(sb.toString());
+  }
+
+  public Icon getIcon(){
+    return new ImageIcon(TreeViewInternalFrame.class.getResource(
+             "pageonly.gif"));
+  }
+
+
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/ProgressDialog.java b/src/main/java/com/lowagie/tools/plugins/treeview/ProgressDialog.java
new file mode 100644
index 0000000..42e46db
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/ProgressDialog.java
@@ -0,0 +1,124 @@
+/*
+ * $Id: ProgressDialog.java,v 1.1 2005/11/29 21:05:02 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import java.awt.BorderLayout;
+import java.awt.Dimension;
+import java.awt.Frame;
+import java.awt.Toolkit;
+import javax.swing.JDialog;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+import javax.swing.JProgressBar;
+
+
+public class ProgressDialog extends JDialog {
+  JPanel panel1 = new JPanel();
+  BorderLayout borderLayout1 = new BorderLayout();
+  JPanel jPanel1 = new JPanel();
+  BorderLayout borderLayout2 = new BorderLayout();
+  BorderLayout borderLayout3 = new BorderLayout();
+  JLabel jLabel1 = new JLabel();
+  JProgressBar jProgressBar1 = new JProgressBar();
+  private int anzahlseiten;
+  private int aktuelleseite;
+
+  public ProgressDialog(Frame frame, String title, boolean modal) {
+    super(frame, title, modal);
+    try {
+      jbInit();
+      pack();
+    }
+    catch(Exception ex) {
+      ex.printStackTrace();
+    }
+  }
+
+  public ProgressDialog() {
+    this(null, "", false);
+  }
+
+  private void jbInit() throws Exception {
+    panel1.setLayout(borderLayout1);
+    this.getContentPane().setLayout(borderLayout2);
+    jPanel1.setLayout(borderLayout3);
+    jLabel1.setText("Analysefortschritt");
+    jProgressBar1.setStringPainted(true);
+    getContentPane().add(panel1, BorderLayout.CENTER);
+    panel1.add(jPanel1,  BorderLayout.CENTER);
+    jPanel1.add(jProgressBar1,  BorderLayout.CENTER);
+    this.getContentPane().add(jLabel1, BorderLayout.NORTH);
+    //Das Fenster zentrieren
+    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
+    Dimension frameSize = getSize();
+    if (frameSize.height > screenSize.height) {
+      frameSize.height = screenSize.height;
+    }
+    if (frameSize.width > screenSize.width) {
+      frameSize.width = screenSize.width;
+    }
+    setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);
+  }
+  public int getAnzahlseiten() {
+    return anzahlseiten;
+  }
+  public void setAnzahlseiten(int anzahlseiten) {
+    this.anzahlseiten = anzahlseiten;
+    jProgressBar1.setMaximum(anzahlseiten);
+  }
+  public int getAktuelleseite() {
+    return aktuelleseite;
+  }
+  public void setAktuelleseite(int aktuelleseite) {
+    this.aktuelleseite = aktuelleseite;
+    jProgressBar1.setValue(aktuelleseite);
+  }
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/SimpletextTreeNode.java b/src/main/java/com/lowagie/tools/plugins/treeview/SimpletextTreeNode.java
new file mode 100644
index 0000000..2eedb6e
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/SimpletextTreeNode.java
@@ -0,0 +1,69 @@
+/*
+ * $Id: SimpletextTreeNode.java,v 1.1 2005/11/29 21:05:02 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+public class SimpletextTreeNode
+    extends UpdateableTreeNode {
+
+  public SimpletextTreeNode(Object p0) {
+    super(p0);
+  }
+
+  public void updateview(IUpdatenodeview updateobject) {
+    StringBuffer sb = new StringBuffer();
+    sb.append("<html>");
+    sb.append("<p>");
+    sb.append(this.userObject);
+    sb.append("</p>");
+    sb.append("</html>");
+    updateobject.showvalues(sb.toString());
+  }
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/TextpaneTreeNode.java b/src/main/java/com/lowagie/tools/plugins/treeview/TextpaneTreeNode.java
new file mode 100644
index 0000000..bf37c7a
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/TextpaneTreeNode.java
@@ -0,0 +1,91 @@
+/*
+ * $Id: TextpaneTreeNode.java,v 1.2 2006/05/30 09:13:36 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import java.io.IOException;
+
+import com.lowagie.text.pdf.*;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+
+public class TextpaneTreeNode
+    extends UpdateableTreeNode {
+  PdfObject contents;
+  String marker;
+
+  public TextpaneTreeNode(PdfObject contents,String marker) {
+    super(contents,false);
+    this.contents = contents;
+    this.marker=marker;
+  }
+
+  public void updateview(IUpdatenodeview updateobject) {
+    if (contents.isStream()) {
+      PRStream prstr = (PRStream) contents;
+      try {
+        byte barr[] = PdfReader.getStreamBytes(prstr);
+        updateobject.showtext(new String(barr));
+      }
+      catch (IOException ex) {
+      }
+    }
+  }
+
+  public String toString() {
+    return marker;
+  }
+
+  public Icon getIcon(){
+    return new ImageIcon(TreeViewInternalFrame.class.getResource(
+             "string.gif"));
+  }
+
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/TreeViewInternalFrame.java b/src/main/java/com/lowagie/tools/plugins/treeview/TreeViewInternalFrame.java
new file mode 100644
index 0000000..802059b
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/TreeViewInternalFrame.java
@@ -0,0 +1,272 @@
+/*
+ * $Id: TreeViewInternalFrame.java,v 1.4 2006/05/29 10:31:32 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
+
+import java.awt.BorderLayout;
+import java.awt.CardLayout;
+import java.awt.Dimension;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import javax.swing.*;
+import javax.swing.event.TreeSelectionEvent;
+import javax.swing.event.TreeSelectionListener;
+import javax.swing.tree.TreeModel;
+import javax.swing.tree.DefaultTreeModel;
+import javax.swing.tree.DefaultMutableTreeNode;
+import com.lowagie.tools.SwingWorker;
+import java.awt.Cursor;
+import javax.swing.tree.DefaultTreeCellRenderer;
+import java.awt.Component;
+import javax.swing.table.TableColumnModel;
+
+public class TreeViewInternalFrame
+    extends JInternalFrame implements PropertyChangeListener, IUpdatenodeview {
+  AnalyzePDF analyzer;
+
+  public TreeViewInternalFrame(String title, boolean resizable,
+                               boolean closable,
+                               boolean maximizable) {
+    super(title, resizable, closable, maximizable);
+    try {
+      jbInit();
+    }
+    catch (Exception ex) {
+      ex.printStackTrace();
+    }
+  }
+
+  private void jbInit() throws Exception {
+    this.getContentPane().setLayout(borderLayout1);
+    jPanel1.setLayout(borderLayout2);
+    jPanel2.setLayout(cardLayout2);
+    jSplitPane1.setMinimumSize(new Dimension(150, 100));
+    jSplitPane1.setOrientation(JSplitPane.VERTICAL_SPLIT);
+    jTree1.addTreeSelectionListener(new Untitled1_jTree1_treeSelectionAdapter(this));
+    jPanel4.setLayout(borderLayout3);
+    jPanel5.setLayout(borderLayout5);
+    jTree1.setModel(defaultree);
+    jPanel3.setLayout(borderLayout6);
+    jPanel6.setLayout(borderLayout7);
+    jSplitPane2.setDividerSize(3);
+    jPanel1.add(jSplitPane1, java.awt.BorderLayout.CENTER);
+    this.getContentPane().add(jSplitPane1, java.awt.BorderLayout.CENTER);
+    jPanel2.add(jPanel4, "empty");
+    jPanel2.add(jPanel5, "values");
+    jScrollPane3.setViewportView(jLabel1);
+    jScrollPane2.setViewportView(jTextPane1);
+    jPanel2.add(jScrollPane2, "text");
+    jSplitPane1.add(jPanel3, JSplitPane.TOP);
+    jPanel5.add(jScrollPane3, java.awt.BorderLayout.CENTER);
+    jSplitPane1.add(jPanel2, JSplitPane.BOTTOM);
+    jSplitPane2.add(jScrollPane1, JSplitPane.TOP);
+    jSplitPane2.add(jPanel6, JSplitPane.BOTTOM);
+    jScrollPane4.setViewportView(jTable1);
+    jPanel3.add(jSplitPane2, java.awt.BorderLayout.CENTER);
+    jPanel6.add(jScrollPane4, java.awt.BorderLayout.CENTER);
+    jScrollPane1.setViewportView(jTree1);
+    jSplitPane1.setDividerLocation(170);
+    jSplitPane2.setDividerLocation(200);
+    PDFTreeCellRenderer renderer=new PDFTreeCellRenderer();
+    jTree1.setCellRenderer(renderer);
+  }
+
+  public void setTreemodel(TreeModel treemodel) {
+    jTree1.setModel(treemodel);
+  }
+
+  JPanel jPanel1 = new JPanel();
+  BorderLayout borderLayout1 = new BorderLayout();
+  JSplitPane jSplitPane1 = new JSplitPane();
+  JScrollPane jScrollPane1 = new JScrollPane();
+  JTree jTree1 = new JTree();
+  JPanel jPanel2 = new JPanel();
+  BorderLayout borderLayout2 = new BorderLayout();
+  BorderLayout borderLayout4 = new BorderLayout();
+  CardLayout cardLayout2 = new CardLayout();
+  JPanel jPanel4 = new JPanel();
+  JTextPane jTextPane1 = new JTextPane();
+  JPanel jPanel5 = new JPanel();
+  BorderLayout borderLayout3 = new BorderLayout();
+  BorderLayout borderLayout5 = new BorderLayout();
+  JLabel jLabel1 = new JLabel();
+  JScrollPane jScrollPane2 = new JScrollPane();
+  JScrollPane jScrollPane3 = new JScrollPane();
+  DefaultTreeModel defaultree = new DefaultTreeModel(new DefaultMutableTreeNode());
+  JPanel jPanel3 = new JPanel();
+  BorderLayout borderLayout6 = new BorderLayout();
+  JPanel jPanel6 = new JPanel();
+  JTable jTable1 = new JTable();
+  BorderLayout borderLayout7 = new BorderLayout();
+  JSplitPane jSplitPane2 = new JSplitPane();
+  JScrollPane jScrollPane4 = new JScrollPane();
+  TableColumnModel tableColumnModel1 = jTable1.getColumnModel();
+  /**
+   * This method gets called when a bound property is changed.
+   *
+   * @param evt A PropertyChangeEvent object describing the event source and the property that has
+   *   changed.
+   * @todo Implement this java.beans.PropertyChangeListener method
+   */
+  public void propertyChange(PropertyChangeEvent evt) {
+
+    String propertyname = evt.getPropertyName();
+
+    if (propertyname == null) {
+      return;
+    }
+    else if (propertyname.equals("srcfile")) {
+      final String filename = (String) evt.getNewValue();
+      final ProgressDialog blubb;
+      blubb = new ProgressDialog(null, "PDF Analysefortschritt", false);
+
+      final JInternalFrame jif = this;
+      SwingWorker work = new SwingWorker() {
+
+        public Object construct() {
+          AnalyzePDF analyzer = new AnalyzePDF(filename, blubb);
+          jif.setCursor(Cursor.getDefaultCursor());
+          return analyzer;
+        }
+      };
+      jif.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
+      work.start();
+      blubb.show();
+      analyzer = (AnalyzePDF) work.get();
+
+      Timer activitymonitor = new Timer(250, new ActionListener() {
+        public void actionPerformed(ActionEvent event) {
+          analyzer.updatecount();
+        }
+      });
+
+      analyzer.start();
+      activitymonitor.start();
+      setTreemodel(analyzer);
+      this.jTable1.setModel(analyzer.getXReftable());
+    }
+  }
+
+  public void jTree1_valueChanged(TreeSelectionEvent e) {
+    String event = e.getClass().toString();
+    if (event.equalsIgnoreCase("class javax.swing.event.TreeSelectionEvent")) {
+      UpdateableTreeNode selectednode = (UpdateableTreeNode) jTree1.
+          getLastSelectedPathComponent();
+      System.out.println("Selected node: " + selectednode);
+      if (selectednode != null) {
+        selectednode.updateview(this);
+      }
+    }
+  }
+
+  /**
+   * This method fills the bottom window with the given text in a JtextPane
+   * IUpdatenodeview method
+   * @param text String Plain text
+   */
+  public void showtext(String text) {
+    jTextPane1.setText(text);
+    cardLayout2.show(jPanel2, "text");
+    jPanel2.repaint();
+    jTextPane1.repaint();
+  }
+
+  /**
+   * This method clears the bottom window
+   * IUpdatenodeview method
+   */
+  public void showempty() {
+    cardLayout2.show(jPanel2, "empty");
+    jPanel2.repaint();
+  }
+
+  /**
+   * This method fills the bottom window with the given text in a JLabel
+   * IUpdatenodeview method
+   * @param text String HTML formatted text
+   */
+  public void showvalues(String text) {
+    jLabel1.setText(text);
+    cardLayout2.show(jPanel2, "values");
+  }
+
+   class PDFTreeCellRenderer extends DefaultTreeCellRenderer{
+     public Component getTreeCellRendererComponent(JTree tree,Object value,boolean selected,boolean expanded,boolean leaf,int row,boolean hasFocus){
+       super.getTreeCellRendererComponent(tree,value,selected,expanded,leaf,row,hasFocus);
+       DefaultMutableTreeNode node=(DefaultMutableTreeNode)value;
+       if(node instanceof UpdateableTreeNode){
+         UpdateableTreeNode utn=(UpdateableTreeNode)node;
+         Object o = node.getUserObject();
+         setFont(getFont().deriveFont(12.1f));
+//         setIcon(new ImageIcon(TreeViewInternalFrame.class.getResource(
+//             "icon16.gif")));
+         setIcon(utn.getIcon());
+       }
+       return this;
+     }
+  }
+}
+
+class Untitled1_jTree1_treeSelectionAdapter
+    implements TreeSelectionListener {
+  private TreeViewInternalFrame adaptee;
+  Untitled1_jTree1_treeSelectionAdapter(TreeViewInternalFrame adaptee) {
+    this.adaptee = adaptee;
+  }
+
+  public void valueChanged(TreeSelectionEvent e) {
+    adaptee.jTree1_valueChanged(e);
+  }
+
+
+}
diff --git a/src/main/java/com/lowagie/tools/plugins/treeview/UpdateableTreeNode.java b/src/main/java/com/lowagie/tools/plugins/treeview/UpdateableTreeNode.java
new file mode 100644
index 0000000..bd7cf47
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/plugins/treeview/UpdateableTreeNode.java
@@ -0,0 +1,74 @@
+/*
+ * $Id: UpdateableTreeNode.java,v 1.2 2006/05/29 10:31:32 blowagie Exp $
+ * $Name:  $
+ *
+ * Copyright 2005 by Anonymous.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above.  If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.tools.plugins.treeview;
+
+import javax.swing.tree.DefaultMutableTreeNode;
+import javax.swing.ImageIcon;
+import javax.swing.Icon;
+
+public abstract class UpdateableTreeNode
+    extends DefaultMutableTreeNode {
+  public UpdateableTreeNode() {
+    super();
+  }
+
+  public UpdateableTreeNode(Object userObject) {
+    super(userObject);
+  }
+  public UpdateableTreeNode(Object userObject,boolean allowchildren) {
+      super(userObject,allowchildren);
+  }
+  public abstract void updateview(IUpdatenodeview updateobject);
+  public Icon getIcon(){
+    return null;
+  }
+  }
+
-- 
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