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node-utilities.cpp

/**
 * Whiteboard session manager
 * XML node manipulation / retrieval utilities
 * 
 * Authors:
 * David Yip <yipdw@rose-hulman.edu>
 *
 * Copyright (c) 2005 Authors
 *
 * Released under GNU GPL, read the file 'COPYING' for more information
 */

#include "util/shared-c-string-ptr.h"
#include "util/list.h"

#include "xml/node-observer.h"
#include "xml/attribute-record.h"
#include "xml/repr.h"

#include "jabber_whiteboard/defines.h"
#include "jabber_whiteboard/typedefs.h"
#include "jabber_whiteboard/node-utilities.h"
#include "jabber_whiteboard/node-tracker.h"
//#include "jabber_whiteboard/node-observer.h"

namespace Inkscape {

namespace Whiteboard {

/*
Inkscape::XML::Node*
NodeUtilities::lookupReprByValue(Inkscape::XML::Node* root, gchar const* key, Glib::ustring const* value)
{
      GQuark const quark = g_quark_from_string(key);
      if (root == NULL) {
            return NULL;
      }

      Inkscape::Util::List<Inkscape::XML::AttributeRecord const> attrlist = root->attributeList();
      for( ; attrlist ; attrlist++) {
            if ((attrlist->key == quark) && (strcmp(attrlist->value, value->data()) == 0)) {
                  return root;
            }
      }
      Inkscape::XML::Node* result;
    for ( Inkscape::XML::Node* child = root->firstChild() ; child != NULL ; child = child->next() ) {
            result = NodeUtilities::lookupReprByValue(child, key, value);
        if(result != NULL) {
                  return result;
            }
    }

    return NULL;
}
*/

Glib::ustring const
NodeUtilities::nodeTypeToString(XML::Node const& node)
{
      switch(node.type()) {
            case XML::DOCUMENT_NODE:
                  return NODETYPE_DOCUMENT_STR;
            case XML::ELEMENT_NODE:
                  return NODETYPE_ELEMENT_STR;
            case XML::TEXT_NODE:
                  return NODETYPE_TEXT_STR;
            case XML::COMMENT_NODE:
            default:
                  return NODETYPE_COMMENT_STR;
      }
}

XML::NodeType
NodeUtilities::stringToNodeType(Glib::ustring const& type)
{     
      if (type == NODETYPE_DOCUMENT_STR) {
            return XML::DOCUMENT_NODE;
      } else if (type == NODETYPE_ELEMENT_STR) {
            return XML::ELEMENT_NODE;
      } else if (type == NODETYPE_TEXT_STR) {
            return XML::TEXT_NODE;
      } else {
            return XML::COMMENT_NODE;
      }
}

std::string const
NodeUtilities::findNodeID(XML::Node const& node, XMLNodeTracker* tracker, NodeToKeyMap const& newnodes)
{
//    g_log(NULL, G_LOG_LEVEL_DEBUG, "Attempting to locate id for %p", &node);
      NodeToKeyMap::const_iterator result = newnodes.find(&node);
      if (result != newnodes.end()) {
//          g_log(NULL, G_LOG_LEVEL_DEBUG, "Located id for %p: %s", &node, (*result).second.c_str());
            return (*result).second;
      }

      if (tracker->isTracking(node)) {
//          g_log(NULL, G_LOG_LEVEL_DEBUG, "Located id for %p (in tracker): %s", &node, tracker->get(node).c_str());
            return tracker->get(node);
      } else {
//          g_log(NULL, G_LOG_LEVEL_DEBUG, "Failed to locate id");
            return "";
      }
}

}

}

/*
  Local Variables:
  mode:c++
  c-file-style:"stroustrup"
  c-file-offsets:((innamespace . 0)(inline-open . 0))
  indent-tabs-mode:nil
  fill-column:99
  End:
*/
// vim: filetype=c++:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :

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