diff --git a/src/endorse-combobox-delegate.hpp b/src/endorse-combobox-delegate.hpp
new file mode 100644
index 0000000..92e26d1
--- /dev/null
+++ b/src/endorse-combobox-delegate.hpp
@@ -0,0 +1,53 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2013, Regents of the University of California
+ *                     Yingdi Yu
+ *
+ * BSD license, See the LICENSE file for more information
+ *
+ * Author: Yingdi Yu <yingdi@cs.ucla.edu>
+ */
+
+#ifndef CHRONOS_ENDORSE_COMBOBOX_DELEGATE_HPP
+#define CHRONOS_ENDORSE_COMBOBOX_DELEGATE_HPP
+
+#include <QItemDelegate>
+#include <string>
+#include <vector>
+
+namespace chronos {
+
+class EndorseComboBoxDelegate : public QItemDelegate
+{
+  Q_OBJECT
+public:
+  EndorseComboBoxDelegate(QObject* parent = 0);
+
+  // virtual
+  // ~ComboBoxDelegate() {}
+
+  QWidget*
+  createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const;
+
+  void
+  setEditorData(QWidget* editor, const QModelIndex& index) const;
+
+  void
+  setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const;
+
+  void
+  updateEditorGeometry(QWidget* editor,
+                       const QStyleOptionViewItem& option,
+                       const QModelIndex& index) const;
+
+  void
+  paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const;
+
+private:
+  std::vector<std::string> m_items;
+
+};
+
+} // namespace chronos
+
+#endif // CHRONOS_ENDORSE_COMBOBOX_DELEGATE_HPP