diff --git a/src/setting-dialog.hpp b/src/setting-dialog.hpp
new file mode 100644
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--- /dev/null
+++ b/src/setting-dialog.hpp
@@ -0,0 +1,64 @@
+/* -*- 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_SETTING_DIALOG_HPP
+#define CHRONOS_SETTING_DIALOG_HPP
+
+#include <QDialog>
+
+#ifndef Q_MOC_RUN
+#endif
+
+namespace Ui {
+class SettingDialog;
+}
+
+namespace chronos {
+
+class SettingDialog : public QDialog
+{
+  Q_OBJECT
+
+public:
+  explicit
+  SettingDialog(QWidget* parent = 0);
+
+  ~SettingDialog();
+
+  void
+  setNick(const QString& nick);
+
+signals:
+  void
+  identityUpdated(const QString& identity);
+
+  void
+  nickUpdated(const QString& nick);
+
+public slots:
+  void
+  onIdentityUpdated(const QString& identity);
+
+private slots:
+  void
+  onSaveClicked();
+
+  void
+  onCancelClicked();
+
+private:
+  Ui::SettingDialog* ui;
+  QString m_identity;
+  QString m_nick;
+};
+
+} // namespace chronos
+
+#endif // CHRONOS_SETTING_DIALOG_HPP