diff --git a/ide/CellModel.cpp b/ide/CellModel.cpp
new file mode 100644
index 0000000..911c9a9
--- /dev/null
+++ b/ide/CellModel.cpp
@@ -0,0 +1,117 @@
+#include "CellModel.h"
+
+CellModel::CellModel(QObject *parent)
+    : QAbstractListModel(parent)
+{
+}
+
+CellModel::CellModel(const CellModel &model, QObject *parent)
+    : CellModel(parent)
+{
+    _cells = model._cells;
+}
+
+int CellModel::rowCount(const QModelIndex &parent) const
+{
+    // For list models only the root node (an invalid parent) should return the list's size. For all
+    // other (valid) parents, rowCount() should return 0 so that it does not become a tree model.
+    if (parent.isValid())
+        return 0;
+
+    return _cells.size();
+}
+
+QVariant CellModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid())
+        return QVariant();
+
+    switch (role)
+    {
+    case CodeRole:
+        return _cells[index.row()].code();
+    case ResultRole:
+        return _cells[index.row()].result();
+    default:
+        return QVariant();
+    }
+}
+
+bool CellModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
+    if (data(index, role) != value)
+    {
+        switch (role)
+        {
+        case CodeRole:
+            _cells[index.row()].setCode(value.toString());
+            break;
+        case ResultRole:
+            _cells[index.row()].setResult(value.toString());
+            break;
+        default:
+            return false;
+        }
+
+        emit dataChanged(index, index, QVector<int>() << role);
+
+        return true;
+    }
+
+    return false;
+}
+
+Qt::ItemFlags CellModel::flags(const QModelIndex &index) const
+{
+    if (!index.isValid())
+        return Qt::NoItemFlags;
+
+    return Qt::ItemIsEditable; // FIXME: Implement me!
+}
+
+bool CellModel::insertRows(int row, int count, const QModelIndex &parent)
+{
+    beginInsertRows(parent, row, row + count - 1);
+
+    for (int i = 0; i < count; i++)
+        _cells.insert(row, Cell());
+
+    endInsertRows();
+
+    return false;
+}
+
+bool CellModel::removeRows(int row, int count, const QModelIndex &parent)
+{
+    beginRemoveRows(parent, row, row + count - 1);
+
+    for (int i = 0; i < count; i++)
+        _cells.removeAt(row);
+
+    endRemoveRows();
+
+    return true;
+}
+
+QHash<int, QByteArray> CellModel::roleNames() const
+{
+    return {
+        {CodeRole, "code"},
+        {ResultRole, "result"},
+    };
+}
+
+void CellModel::addCell(const Cell &cell)
+{
+    int i = _cells.size();
+
+    insertRows(i, 1, QModelIndex());
+
+    _cells[i] = cell;
+    emit dataChanged(index(i), index(i), {CodeRole, ResultRole});
+}
+
+void CellModel::addCell(QString code, QString result)
+{
+    addCell(Cell(code, result));
+}