From d091fc857b9a785847ec350d1c1c39a6487919ee Mon Sep 17 00:00:00 2001
From: Eberhard Graether <egraether@gmail.com>
Date: Mon, 17 Dec 2018 23:21:38 +0100
Subject: [PATCH] ui: fixed active code view mode button could be unchecked

---
 src/lib_gui/qt/element/QtCodeNavigator.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/lib_gui/qt/element/QtCodeNavigator.cpp b/src/lib_gui/qt/element/QtCodeNavigator.cpp
index d0c2fcf3..e57818e5 100644
--- a/src/lib_gui/qt/element/QtCodeNavigator.cpp
+++ b/src/lib_gui/qt/element/QtCodeNavigator.cpp
@@ -1,5 +1,6 @@
 #include "QtCodeNavigator.h"
 
+#include <QButtonGroup>
 #include <QHBoxLayout>
 #include <QLabel>
 #include <QScrollBar>
@@ -151,6 +152,9 @@ QtCodeNavigator::QtCodeNavigator(QWidget* parent)
 		connect(m_listButton, &QPushButton::clicked, this, &QtCodeNavigator::setModeList);
 		connect(m_fileButton, &QPushButton::clicked, this, &QtCodeNavigator::setModeSingle);
 
+		QButtonGroup* buttonGroup = new QButtonGroup(navigation);
+		buttonGroup->addButton(m_listButton);
+		buttonGroup->addButton(m_fileButton);
 
 		navigation->setLayout(navLayout);
 		layout->addWidget(navigation);