diff --git a/gui/kmixtoolbox.cpp b/gui/kmixtoolbox.cpp
index 4acefaea..539c8085 100644
--- a/gui/kmixtoolbox.cpp
+++ b/gui/kmixtoolbox.cpp
@@ -1,79 +1,98 @@
 /*
  * KMix -- KDE's full featured mini mixer
  *
  *
  * Copyright (C) 2004 Christian Esken <esken@kde.org>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) 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
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public
  * License along with this program; if not, write to the Free
  * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
 
 #include "gui/kmixtoolbox.h"
 
 #include <QCoreApplication>
 
 #include <knotification.h>
+#include <kmessagewidget.h>
+#include <klocalizedstring.h>
 
 #include "gui/mixdevicewidget.h"
 
 /***********************************************************************************
  KMixToolbox contains several GUI utility functions that are only used by the 
  KMix main program.  kded_kmix and kmixctrl - as non-GUI applications - do not
  use or link to KMixToolBox.
 
  This means that shared GUI stuff goes into KMixToolBox here, non-GUI stuff goes
  into the MixerToolBox class.
  ***********************************************************************************/
 
 void KMixToolBox::setIcons(QList<QWidget *> &mdws, bool on)
 {
     for (QWidget *w : mdws)
     {
         MixDeviceWidget *mdw = qobject_cast<MixDeviceWidget *>(w);
         if (mdw!=nullptr) mdw->setIcons(on);
     }
 }
 
 
 void KMixToolBox::setLabels(QList<QWidget *> &mdws, bool on)
 {
     for (QWidget *w : mdws)
     {
         MixDeviceWidget *mdw = qobject_cast<MixDeviceWidget *>(w);
         if (mdw!=nullptr) mdw->setLabeled(on);
     }
 }
 
 
 void KMixToolBox::setTicks(QList<QWidget *> &mdws, bool on)
 {
     for (QWidget *w : mdws)
     {
         MixDeviceWidget *mdw = qobject_cast<MixDeviceWidget *>(w);
         if (mdw!=nullptr) mdw->setTicks(on);
     }
 }
 
 
 void KMixToolBox::notification(const char *notificationName, const QString &text)
 {
     KNotification *notification = new KNotification(notificationName);
     notification->setText(text);
     notification->setIconName(QLatin1String("kmix"));
     notification->addContext(QLatin1String("Application"), QCoreApplication::applicationName());
     notification->sendEvent();
-    // Otherwise there will be a memory leak (although the notification is not
-    // shown very often).  Assuming that it is safe to delete here.
+    // Otherwise there will be a memory leak (although the notification is
+    // rarely shown).  Assuming that it is safe to delete here.
     notification->deleteLater();
 }
+
+
+QWidget *KMixToolBox::noDevicesWarningWidget(QWidget *parent)
+{
+    KMessageWidget *mw = new KMessageWidget(noDevicesWarningString(), parent);
+    mw->setIcon(QIcon::fromTheme("dialog-warning"));
+    mw->setMessageType(KMessageWidget::Warning);
+    mw->setCloseButtonVisible(false);
+    mw->setWordWrap(true);
+    return (mw);
+}
+
+
+QString KMixToolBox::noDevicesWarningString()
+{
+    return (i18n("No sound devices are installed or are currently available."));
+}
diff --git a/gui/kmixtoolbox.h b/gui/kmixtoolbox.h
index 5ce4b5b6..30e4816c 100644
--- a/gui/kmixtoolbox.h
+++ b/gui/kmixtoolbox.h
@@ -1,43 +1,46 @@
 //-*-C++-*-
 /*
  * KMix -- KDE's full featured mini mixer
  *
  * Copyright Christian Esken <esken@kde.org>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) 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
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public
  * License along with this program; if not, write to the Free
  * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
 #ifndef KMIXTOOLBOX_H
 #define KMIXTOOLBOX_H
 
 #include "qlist.h"
 #include "qwidget.h"
 
 
 /**
  * This toolbox contains various static methods that are shared throughout KMix.
  * The reason, why it is not put in a common base class is, that the classes are
  * very different and cannot be changed (e.g. KPanelApplet) without major headache.
  */
 
 namespace KMixToolBox
 {
     void setIcons(QList<QWidget *> &mdws, bool on);
     void setLabels(QList<QWidget *> &mdws, bool on);
     void setTicks(QList<QWidget *> &mdws, bool on);
     
     void notification(const char *notificationName, const QString &text);
+
+    QWidget *noDevicesWarningWidget(QWidget *parent = nullptr);
+    QString noDevicesWarningString();
 } // namespace KMixToolBox
 
 #endif