diff --git a/src/hidabletabwidget.h b/src/hidabletabwidget.h
--- a/src/hidabletabwidget.h
+++ b/src/hidabletabwidget.h
@@ -1,5 +1,5 @@
 /*
-  Copyright © 2015 Hasan Yavuz Özderya
+  Copyright © 2017 Hasan Yavuz Özderya
 
   This file is part of serialplot.
 
@@ -30,6 +30,9 @@ public:
     explicit HidableTabWidget(QWidget *parent = 0);
     QAction hideAction;
 
+public slots:
+    void showTabs();
+
 private slots:
     void onHideAction(bool checked);
     void onTabBarClicked();