New Qt5-based implementation

Change-Id: I1a165aacd8c8254a250a14a2024fecf50c986abe
diff --git a/qt5/fib-status.cpp b/qt5/fib-status.cpp
new file mode 100644
index 0000000..eaae8af
--- /dev/null
+++ b/qt5/fib-status.cpp
@@ -0,0 +1,170 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2014, Regents of the University of California,
+ *
+ * This file is part of NFD Control Center.  See AUTHORS.md for complete list of NFD
+ * authors and contributors.
+ *
+ * NFD Control Center is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * NFD Control Center is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with NFD
+ * Control Center, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "fib-status.hpp"
+
+#ifdef WAF
+#include "fib-status.moc"
+// #include "fib-status.cpp.moc"
+#endif
+
+#include <ndn-cxx/face.hpp>
+#include <ndn-cxx/name.hpp>
+#include <ndn-cxx/interest.hpp>
+#include <ndn-cxx/encoding/buffer-stream.hpp>
+#include <ndn-cxx/management/nfd-fib-entry.hpp>
+#include <ndn-cxx/management/nfd-face-status.hpp>
+#include <ndn-cxx/management/nfd-forwarder-status.hpp>
+
+namespace ndn {
+
+FibStatusModel::FibStatusModel(Face& face, QObject *parent/* = 0*/)
+  : QAbstractListModel(parent)
+  , m_face(face)
+{
+}
+
+int
+FibStatusModel::rowCount(const QModelIndex &parent/* = QModelIndex()*/) const
+{
+  return m_items.count();
+}
+
+void
+FibStatusModel::addItem(const FibStatusItem &item)
+{
+  beginInsertRows(QModelIndex(), rowCount(), rowCount());
+  m_items << item;
+  endInsertRows();
+}
+
+QVariant
+FibStatusModel::data(const QModelIndex & index, int role) const
+{
+  if (index.row() < 0 || index.row() >= m_items.count()) {
+    return QVariant();
+  }
+
+  const FibStatusItem &item = m_items.at(index.row());
+  if (role == PrefixRole) {
+    return item.prefix();
+  } else if (role == FaceIdRole) {
+    return item.faceId();
+  } else if (role == CostRole) {
+    return item.cost();
+  }
+
+  return QVariant();
+}
+
+QHash<int, QByteArray>
+FibStatusModel::roleNames() const
+{
+  QHash<int, QByteArray> roles;
+  roles[PrefixRole] = "prefix";
+  roles[FaceIdRole] = "faceId";
+  roles[CostRole] = "cost";
+  return roles;
+}
+
+void
+FibStatusModel::clear()
+{
+  beginResetModel();
+  m_items.clear();
+  endResetModel();
+}
+
+Q_INVOKABLE void
+FibStatusModel::fetchFibInformation()
+{
+  // m_buffer = make_shared<OBufferStream>();
+
+  // Interest interest("/localhost/nfd/fib/list");
+  // interest.setChildSelector(1);
+  // interest.setMustBeFresh(true);
+  // m_face.expressInterest(interest,
+  //                        bind(&FibStatusModel::fetchSegments, this, _2,
+  //                             &FibStatusModel::afterFetchedFibEnumerationInformation),
+  //                        bind(&FibStatusModel::onTimeout, this));
+  // try {
+  //   m_face.processEvents();
+  // } catch (Tlv::Error e) {
+  //   std::cerr << e.what() << std::endl;
+  //   clear();
+  // }
+}
+
+void
+FibStatusModel::afterFetchedFibEnumerationInformation()
+{
+//   beginResetModel();
+//   m_items.clear();
+//   ConstBufferPtr buf = m_buffer->buf();
+
+//   Block block;
+//   size_t offset = 0;
+//   while (offset < buf->size()) {
+//     bool ok = Block::fromBuffer(buf, offset, block);
+//     if (!ok) {
+//       std::cerr << "ERROR: cannot decode FibEntry TLV" << std::endl;
+//       break;
+//     }
+//     offset += block.size();
+
+//     nfd::FibEntry fibEntry(block);
+
+//     for (std::list<nfd::NextHopRecord>::const_iterator
+//            nextHop = fibEntry.getNextHopRecords().begin();
+//          nextHop != fibEntry.getNextHopRecords().end();
+//          ++nextHop) {
+//       addItem(FibStatusItem(QString::fromStdString(fibEntry.getPrefix().toUri()),
+//                             nextHop->getFaceId(), nextHop->getCost()));
+//     }
+//   }
+//   endResetModel();
+}
+
+
+void
+FibStatusModel::fetchSegments(const Data& data, void (FibStatusModel::*onDone)())
+{
+  // m_buffer->write(reinterpret_cast<const char*>(data.getContent().value()),
+  //                 data.getContent().value_size());
+
+  // uint64_t currentSegment = data.getName().get(-1).toSegment();
+
+  // const name::Component& finalBlockId = data.getMetaInfo().getFinalBlockId();
+  // if (finalBlockId.empty() ||
+  //     finalBlockId.toSegment() > currentSegment) {
+  //   m_face.expressInterest(data.getName().getPrefix(-1).appendSegment(currentSegment+1),
+  //                          bind(&FibStatusModel::fetchSegments, this, _2, onDone),
+  //                          bind(&FibStatusModel::onTimeout, this));
+  // } else {
+  //   return (this->*onDone)();
+  // }
+}
+
+void
+FibStatusModel::onTimeout()
+{
+  std::cerr << "Request timed out" << std::endl;
+}
+
+} // namespace ndn