This commit was manufactured by cvs2svn to create branch

[helm.git] / helm / DEVEL / mathml_editor / src / TDocument.cc

diff --git a/helm/DEVEL/mathml_editor/src/TDocument.cc b/helm/DEVEL/mathml_editor/src/TDocument.cc
deleted file mode 100644 (file)
index ca4878e..0000000
--- a/helm/DEVEL/mathml_editor/src/TDocument.cc
+++ /dev/null
@@ -1,213 +0,0 @@
-/* This file is part of EdiTeX, an editor of mathematical
- * expressions based on TeX syntax.
- * 
- * Copyright (C) 2002-2003 Luca Padovani <lpadovan@cs.unibo.it>,
- *                    2003 Paolo Marinelli <pmarinel@cs.unibo.it>.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
- * For more information, please visit the project's home page
- * http://helm.cs.unibo.it/editex/
- * or send an email to <lpadovan@cs.unibo.it>
- */
-
-#include <sstream>
-#include <cassert>
-
-#include "globals.hh"
-#include "dom.hh"
-#include "TDocument.hh"
-
-TDocument::TDocument()
-{
-  DOM::DOMImplementation di;
-  DOM::DocumentType dt;
-  doc = di.createDocument(TML_NS_URI, "tml:tex", dt);
-  DOM::Element root = doc.get_documentElement();
-  assert(root);
-  root.setAttributeNS(XMLNS_NS_URI, "xmlns:tml", TML_NS_URI);
-
-  DOM::EventTarget et(doc);
-  assert(et);
-  et.addEventListener("DOMSubtreeModified", *this, false);
-}
-
-TDocument::~TDocument()
-{
-  //DOM::Element root = doc.get_documentElement();
-  DOM::EventTarget et(doc);
-  assert(doc);
-  et.removeEventListener("DOMSubtreeModified", *this, false);
-}
-
-void
-TDocument::reset()
-{
-  DOM::Element root = doc.createElementNS(TML_NS_URI, "tml:tex");
-  root.setAttributeNS(XMLNS_NS_URI, "xmlns:tml", TML_NS_URI);
-  doc.replaceChild(root, doc.get_documentElement());
-  clearDirty();
-}
-
-void
-TDocument::serialize(const char* filename) const
-{
-  DOM::DOMImplementation di;
-  di.saveDocumentToFile(doc, filename, GDOME_SAVE_LIBXML_INDENT);
-}
-
-std::string
-TDocument::makeId(unsigned id)
-{
-  std::ostringstream os;
-  os << "I" << id;
-  return os.str();
-}
-
-TNode
-TDocument::create(const std::string& name, unsigned id) const
-{
-  DOM::Element elem = doc.createElementNS(TML_NS_URI, "tml:" + name);
-  if (id > 0) elem.setAttribute("id", makeId(id));
-  return elem;
-}
-
-TNode
-TDocument::createC(const std::string& name, unsigned id) const
-{
-  TNode m = create("c", id);
-  m["name"] = name;
-  return m;
-}
-
-TNode
-TDocument::createT(const std::string& name, const std::string& text, unsigned id) const
-{
-  TNode t = create(name, id);
-  t["val"] = text;
-  return t;
-}
-
-unsigned
-TDocument::nodeDepth(const DOM::Node& node)
-{
-  DOM::Node n = node;
-
-  unsigned depth = 0;
-  while (n)
-    {
-      depth++;
-      n = n.get_parentNode();
-    }
-  return depth;
-}
-
-DOM::Node
-TDocument::findCommonAncestor(const DOM::Node& node1, const DOM::Node& node2)
-{
-  DOM::Node n1 = node1;
-  DOM::Node n2 = node2;
-
-  unsigned d1 = nodeDepth(n1);
-  unsigned d2 = nodeDepth(n2);
-
-  // cout << "finding common ancestor " << d1 << " " << d2 << endl;
-
-  while (d1 < d2)
-    {
-      assert(n2);
-      n2 = n2.get_parentNode();
-      d2--;
-    }
-
-  while (d1 > d2)
-    {
-      assert(n1);
-      n1 = n1.get_parentNode();
-      d1--;
-    }
-
-  while (n1 != n2)
-    {
-      assert(n1);
-      assert(n2);
-      n1 = n1.get_parentNode();
-      n2 = n2.get_parentNode();
-    }
-
-  return n1;
-}
-
-DOM::Node
-TDocument::findIdNode(const DOM::Node& node)
-{
-  DOM::Node n = node;
-  while (n)
-    {
-      if (n.get_nodeType() == DOM::Node::ELEMENT_NODE)
-       {
-         DOM::Element el = n;
-         if (el.hasAttribute("id")) return el;
-       }
-      n = n.get_parentNode();
-    }
-
-  return DOM::Node(0);
-}
-
-TNode
-TDocument::getNodeByIdAux(const TNode& node, const std::string& id)
-{
-  if (node.hasId(id)) return node;
-  else
-    for (TNode p = node.first(); p; p = p.next())
-      if (TNode res = getNodeByIdAux(p, id)) return res;
-  return TNode();
-}
-
-TNode
-TDocument::getNodeById(unsigned id) const
-{
-  DOM::Element root = doc.get_documentElement();
-  assert(root);
-  return getNodeByIdAux(root, makeId(id));
-}
-
-void
-TDocument::handleEvent(const DOM::Event& ev)
-{
-  DOM::MutationEvent me(ev);
-  assert(me);
-
-#if 0
-  if (dirty)
-    cout << "TDocument::handleEvent DIRTY BEFORE = " << dirty.getAttribute("id") << endl;
-  else
-    cout << "TDocument::handleEvent DIRTY BEFORE = (nil)" << endl;
-#endif
-
-  if (DOM::Node node = me.get_target())
-    if (dirty)
-      dirty = findIdNode(findCommonAncestor(dirty, node));
-    else
-      dirty = findIdNode(node);
-  else
-    assert(0);
-
-#if 0
-  cout << "TDocument::handleEvent target = " << DOM::Node(me.get_target()).get_nodeName() << " DIRTY AFTER = "
-       << dirty.getAttribute("id") << " ME = " << DOM::Node(me.get_target()).get_nodeName() << endl;
-#endif
-}