diff --git a/gio-qt/include/dgiodrive.h b/gio-qt/include/dgiodrive.h
index f24014c..a577787 100644
--- a/gio-qt/include/dgiodrive.h
+++ b/gio-qt/include/dgiodrive.h
@@ -1,3 +1,23 @@
+/*
+ * Copyright (C) 2019 Deepin Technology Co., Ltd.
+ *
+ * Author:     Mike Chen <kegechen@gmail.com>
+ *
+ * Maintainer: Mike Chen <chenke_cm@deepin.com>
+ *
+ * This program 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
+ * any later version.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #ifndef DGIODRIVE_H
 #define DGIODRIVE_H
 
diff --git a/gio-qt/source/dgiodrive.cpp b/gio-qt/source/dgiodrive.cpp
index cb73fff..7d46acd 100644
--- a/gio-qt/source/dgiodrive.cpp
+++ b/gio-qt/source/dgiodrive.cpp
@@ -3,8 +3,6 @@
 #include <glibmm/refptr.h>
 #include <giomm/drive.h>
 
-#include <QDebug>
-
 using namespace Gio;
 
 class DGioDrivePrivate{
@@ -39,9 +37,8 @@ QString DGioDrivePrivate::name() const
     return QString::fromStdString(m_gmmDrivePtr->get_name());
 }
 
-///////////////////////////////////////////////////////////////
-//// class DGioDrive
-/// ///////////////////////////////////////////////////////////
+// -------------------------------------------------------------
+
 DGioDrive::DGioDrive(Gio::Drive *gmmDrivePtr, QObject *parent)
     : QObject(parent)
     , d_ptr(new DGioDrivePrivate(this, gmmDrivePtr))
@@ -54,6 +51,13 @@ DGioDrive::~DGioDrive()
 
 }
 
+/*!
+ * \brief Gets a display name for a drive.
+ *
+ * A display name is guaranteed to be in UTF8 and can thus be displayed in the UI.
+ *
+ * Wrapper of Gio::Drive::get_name()
+ */
 QString DGioDrive::name() const
 {
     Q_D(const DGioDrive);