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diff --git a/src/plugins/coreplugin/dialogs/codecselector.h b/src/plugins/coreplugin/dialogs/codecselector.h
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#pragma once
+
+#include "../core_global.h"
+
+#include <QDialog>
+#include <QLabel>
+#include <QDialogButtonBox>
+#include <QListWidget>
+#include <QTextCodec>
+
+namespace Utils { class ListWidget; }
+namespace Core { class BaseTextDocument; }
+
+namespace Core {
+
+class CORE_EXPORT CodecSelector : public QDialog
+{
+    Q_OBJECT
+
+public:
+
+    CodecSelector(QWidget *parent, Core::BaseTextDocument *doc);
+    ~CodecSelector() override;
+
+    QTextCodec *selectedCodec() const;
+
+    // Enumeration returned from QDialog::exec()
+    enum Result {
+        Cancel, Reload, Save
+    };
+
+private:
+    void updateButtons();
+    void buttonClicked(QAbstractButton *button);
+
+    bool m_hasDecodingError;
+    bool m_isModified;
+    QLabel *m_label;
+    Utils::ListWidget *m_listWidget;
+    QDialogButtonBox *m_dialogButtonBox;
+    QAbstractButton *m_reloadButton;
+    QAbstractButton *m_saveButton;
+};
+
+} // namespace Core