diff --git a/README.references.txt b/README.references.txt
index 8b6215b..ea57dfd 100644
--- a/README.references.txt
+++ b/README.references.txt
@@ -1,5 +1,14 @@
 #<script>
 
+Notifier
+
+https://stackoverflow.com/questions/52935526/kstatusnotifieritem-instantiation-crashes-qt
+
+
+kstatusnotifieritem.h => knotifications-devel
+
+
+
 
 Installers
 
diff --git a/app/SysTray-X/SysTray-X.pro b/app/SysTray-X/SysTray-X.pro
index 242a2d8..2695e38 100644
--- a/app/SysTray-X/SysTray-X.pro
+++ b/app/SysTray-X/SysTray-X.pro
@@ -4,7 +4,7 @@
 #
 #-------------------------------------------------
 
-QT       += core gui
+QT       += core gui dbus KNotifications
 
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
@@ -154,7 +154,8 @@ SOURCES += \
         debugwidget.cpp \
         preferencesdialog.cpp \
         preferences.cpp \
-        windowctrl.cpp
+        windowctrl.cpp \
+    systrayxstatusnotifier.cpp
 unix: {
 SOURCES += \
         windowctrl-unix.cpp
@@ -171,7 +172,8 @@ HEADERS += \
         debugwidget.h \
         preferencesdialog.h \
         preferences.h \
-        windowctrl.h
+        windowctrl.h \
+    systrayxstatusnotifier.h
 unix: {
 HEADERS += \
         windowctrl-unix.h
diff --git a/app/SysTray-X/systrayx.cpp b/app/SysTray-X/systrayx.cpp
index 3af26c4..8dbf10f 100644
--- a/app/SysTray-X/systrayx.cpp
+++ b/app/SysTray-X/systrayx.cpp
@@ -7,6 +7,7 @@
 #include "preferencesdialog.h"
 #include "systrayxlink.h"
 #include "systrayxicon.h"
+#include "systrayxstatusnotifier.h"
 #include "windowctrl.h"
 
 /*
@@ -32,6 +33,7 @@ SysTrayX::SysTrayX( QObject *parent ) : QObject( parent )
      *  Initialize
      */
     m_tray_icon = nullptr;
+    m_tray_icon2 = nullptr;
 
     /*
      *  Setup preferences storage
@@ -70,6 +72,7 @@ SysTrayX::SysTrayX( QObject *parent ) : QObject( parent )
      */
     createMenu();
     showTrayIcon();
+    showTrayIconKDE();
 
     /*
      *  Setup debug window
@@ -285,6 +288,83 @@ void    SysTrayX::hideTrayIcon()
 }
 
 
+/*
+ *  Show / create tray icon
+ */
+void    SysTrayX::showTrayIconKDE()
+{
+    if( !m_tray_icon2 )
+    {
+        /*
+         *  Create system tray icon
+         */
+        m_tray_icon2 = new SysTrayXStatusNotifier( m_link, m_preferences );
+        m_tray_icon2->setStandardActionsEnabled( false );
+        m_tray_icon2->setContextMenu( m_tray_icon_menu );
+
+        /*
+         *  Set default icon
+         */
+        m_tray_icon2->setDefaultIconMime( m_preferences->getDefaultIconMime() );
+        m_tray_icon2->setDefaultIconData( m_preferences->getDefaultIconData() );
+        m_tray_icon2->setDefaultIconType( m_preferences->getDefaultIconType() );
+
+        /*
+         *  Set icon
+         */
+        m_tray_icon2->setIconMime( m_preferences->getIconMime() );
+        m_tray_icon2->setIconData( m_preferences->getIconData() );
+        m_tray_icon2->setIconType( m_preferences->getIconType() );
+
+        /*
+         *  Connect the world
+         */
+        connect( m_tray_icon2, &SysTrayXStatusNotifier::signalShowHide, m_win_ctrl, &WindowCtrl::slotShowHide );
+
+        connect( m_preferences, &Preferences::signalDefaultIconTypeChange, m_tray_icon2, &SysTrayXStatusNotifier::slotDefaultIconTypeChange );
+        connect( m_preferences, &Preferences::signalDefaultIconDataChange, m_tray_icon2, &SysTrayXStatusNotifier::slotDefaultIconDataChange );
+        connect( m_preferences, &Preferences::signalIconTypeChange, m_tray_icon2, &SysTrayXStatusNotifier::slotIconTypeChange );
+        connect( m_preferences, &Preferences::signalIconDataChange, m_tray_icon2, &SysTrayXStatusNotifier::slotIconDataChange );
+        connect( m_preferences, &Preferences::signalShowNumberChange, m_tray_icon2, &SysTrayXStatusNotifier::slotShowNumberChange );
+        connect( m_preferences, &Preferences::signalNumberColorChange, m_tray_icon2, &SysTrayXStatusNotifier::slotNumberColorChange );
+        connect( m_preferences, &Preferences::signalNumberSizeChange, m_tray_icon2, &SysTrayXStatusNotifier::slotNumberSizeChange );
+
+        connect( m_link, &SysTrayXLink::signalUnreadMail, m_tray_icon2, &SysTrayXStatusNotifier::slotSetUnreadMail );
+    }
+}
+
+
+/*
+ *  Hide / remove tray icon
+ */
+void    SysTrayX::hideTrayIconKDE()
+{
+    if( m_tray_icon2 )
+    {
+        /*
+         *  Disconnect all signals
+         */
+        disconnect( m_tray_icon2, &SysTrayXStatusNotifier::signalShowHide, m_win_ctrl, &WindowCtrl::slotShowHide );
+
+        disconnect( m_preferences, &Preferences::signalDefaultIconTypeChange, m_tray_icon2, &SysTrayXStatusNotifier::slotDefaultIconTypeChange );
+        disconnect( m_preferences, &Preferences::signalDefaultIconDataChange, m_tray_icon2, &SysTrayXStatusNotifier::slotDefaultIconDataChange );
+        disconnect( m_preferences, &Preferences::signalIconTypeChange, m_tray_icon2, &SysTrayXStatusNotifier::slotIconTypeChange );
+        disconnect( m_preferences, &Preferences::signalIconDataChange, m_tray_icon2, &SysTrayXStatusNotifier::slotIconDataChange );
+        disconnect( m_preferences, &Preferences::signalShowNumberChange, m_tray_icon2, &SysTrayXStatusNotifier::slotShowNumberChange );
+        disconnect( m_preferences, &Preferences::signalNumberColorChange, m_tray_icon2, &SysTrayXStatusNotifier::slotNumberColorChange );
+        disconnect( m_preferences, &Preferences::signalNumberSizeChange, m_tray_icon2, &SysTrayXStatusNotifier::slotNumberSizeChange );
+
+        disconnect( m_link, &SysTrayXLink::signalUnreadMail, m_tray_icon2, &SysTrayXStatusNotifier::slotSetUnreadMail );
+
+        /*
+         *  Remove the notifier icon
+         */
+        delete m_tray_icon2;
+        m_tray_icon2 = nullptr;
+    }
+}
+
+
 /*
  *  Handle icon show signal
  */
diff --git a/app/SysTray-X/systrayx.h b/app/SysTray-X/systrayx.h
index 28d5470..10ccf30 100644
--- a/app/SysTray-X/systrayx.h
+++ b/app/SysTray-X/systrayx.h
@@ -25,6 +25,8 @@ class SysTrayXIcon;
 class SysTrayXLink;
 class WindowCtrl;
 
+class SysTrayXStatusNotifier;
+
 /**
  * @brief The SysTrayX class
  */
@@ -67,6 +69,16 @@ class SysTrayX : public QObject
          */
         void    hideTrayIcon();
 
+        /**
+         * @brief showTrayIconKDE. Create and show the KDE icon.
+         */
+        void    showTrayIconKDE();
+
+        /**
+         * @brief hideTrayIcon. Hide and destroy the KDE icon.
+         */
+        void    hideTrayIconKDE();
+
     signals:
 
         /**
@@ -152,6 +164,11 @@ class SysTrayX : public QObject
          */
         SysTrayXIcon*   m_tray_icon;
 
+        /**
+         * @brief m_tray_icon2. Pointer to the KDE system tray icon.
+         */
+        SysTrayXStatusNotifier*   m_tray_icon2;
+
         /**
          * @brief m_tray_icon_menu. Pointer to the tray icon menu.
          */
diff --git a/app/SysTray-X/systrayxstatusnotifier.cpp b/app/SysTray-X/systrayxstatusnotifier.cpp
new file mode 100644
index 0000000..ed5dc40
--- /dev/null
+++ b/app/SysTray-X/systrayxstatusnotifier.cpp
@@ -0,0 +1,434 @@
+#include "systrayxstatusnotifier.h"
+
+/*
+ *	Local includes
+ */
+#include "preferences.h"
+
+/*
+ *  System includes
+ */
+#include "systrayxlink.h"
+
+/*
+ *	Qt includes
+ */
+#include <QIcon>
+#include <QPixmap>
+#include <QPainter>
+
+
+/*
+ *	Constructor
+ */
+SysTrayXStatusNotifier::SysTrayXStatusNotifier( SysTrayXLink* link, Preferences* pref, QObject* parent )
+    : KStatusNotifierItem( parent )
+{
+    /*
+     *  Initialize
+     */
+    m_link = link;
+    m_pref = pref;
+
+    m_unread_mail = 0;
+
+    m_show_number = m_pref->getShowNumber();
+    m_number_color = m_pref->getNumberColor();
+    m_number_size = m_pref->getNumberSize();
+
+    /*
+     * Setup notifier
+     */
+    setCategory( KStatusNotifierItem::ApplicationStatus );
+
+    setIconByPixmap( QIcon( QPixmap( ":/files/icons/Thunderbird.png") ) );
+    setTitle("SysTray-X");
+
+//  setStatus(KStatusNotifierItem::ItemStatus::Passive);
+    setStatus(KStatusNotifierItem::ItemStatus::Active);
+//  setStatus(KStatusNotifierItem::ItemStatus::NeedsAttention);
+
+    connect( this, &KStatusNotifierItem::activateRequested, this, &SysTrayXStatusNotifier::slotActivateRequested );
+    connect( this, &KStatusNotifierItem::secondaryActivateRequested, this, &SysTrayXStatusNotifier::slotSecondaryActivateRequested );
+}
+
+
+/*
+ *  Set the default icon type
+ */
+void    SysTrayXStatusNotifier::setDefaultIconType( Preferences::DefaultIconType icon_type )
+{
+    if( m_default_icon_type != icon_type )
+    {
+        /*
+         *  Store the new value
+         */
+        m_default_icon_type = icon_type;
+
+        /*
+         *  Render and set a new icon in the tray
+         */
+        renderIcon();
+    }
+}
+
+
+/*
+ *  Set the default icon mime
+ */
+void    SysTrayXStatusNotifier::setDefaultIconMime( const QString& icon_mime )
+{
+    if( m_default_icon_mime != icon_mime )
+    {
+        /*
+         *  Store the new value
+         */
+        m_default_icon_mime = icon_mime;
+    }
+}
+
+
+/*
+ *  Set the default icon data
+ */
+void    SysTrayXStatusNotifier::setDefaultIconData( const QByteArray& icon_data )
+{
+    if( m_default_icon_data != icon_data )
+    {
+        /*
+         *  Store the new value
+         */
+        m_default_icon_data = icon_data;
+
+        /*
+         *  Render and set a new icon in the tray
+         */
+        renderIcon();
+    }
+}
+
+
+/*
+ *  Set the icon type
+ */
+void    SysTrayXStatusNotifier::setIconType( Preferences::IconType icon_type )
+{
+    if( icon_type != m_icon_type )
+    {
+        /*
+         *  Store the new value
+         */
+        m_icon_type = icon_type;
+
+        /*
+         *  Render and set a new icon in the tray
+         */
+        renderIcon();
+    }
+}
+
+
+/*
+ *  Set the icon mime
+ */
+void    SysTrayXStatusNotifier::setIconMime( const QString& icon_mime )
+{
+    if( m_icon_mime != icon_mime )
+    {
+        /*
+         *  Store the new value
+         */
+        m_icon_mime = icon_mime;
+    }
+}
+
+
+/*
+ *  Set the icon data
+ */
+void    SysTrayXStatusNotifier::setIconData( const QByteArray& icon_data )
+{
+    if( m_icon_data != icon_data )
+    {
+        /*
+         *  Store the new value
+         */
+        m_icon_data = icon_data;
+
+        /*
+         *  Render and set a new icon in the tray
+         */
+        renderIcon();
+    }
+}
+
+
+/*
+ *  Enable/disable number
+ */
+void    SysTrayXStatusNotifier::showNumber( bool state )
+{
+    if( m_show_number != state )
+    {
+        /*
+         *  Store the new value
+         */
+        m_show_number = state;
+
+        /*
+         *  Render and set a new icon in the tray
+         */
+        renderIcon();
+    }
+}
+
+
+/*
+ *  Set number color
+ */
+void    SysTrayXStatusNotifier::setNumberColor( const QString& color )
+{
+    if( m_number_color != color )
+    {
+        /*
+         *  Store the new value
+         */
+        m_number_color = color;
+
+        /*
+         *  Render and set a new icon in the tray
+         */
+        renderIcon();
+    }
+}
+
+
+/*
+ *  Set number size
+ */
+void    SysTrayXStatusNotifier::setNumberSize( int size )
+{
+    if( m_number_size != size )
+    {
+        /*
+         *  Store the new value
+         */
+        m_number_size = size;
+
+        /*
+         *  Render and set a new icon in the tray
+         */
+        renderIcon();
+    }
+}
+
+/*
+ *  Set the number of unread mails
+ */
+void    SysTrayXStatusNotifier::setUnreadMail( int unread_mail )
+{
+    if( unread_mail != m_unread_mail ) {
+
+        /*
+         *  Store the new value
+         */
+        m_unread_mail = unread_mail;
+
+        /*
+         *  Render and set a new icon in the tray
+         */
+        renderIcon();
+    }
+}
+
+
+/*
+ *  Set and render the icon in the system tray
+ */
+void    SysTrayXStatusNotifier::renderIcon()
+{
+    QPixmap pixmap;
+
+    if( m_unread_mail > 0 )
+    {
+        switch( m_icon_type )
+        {
+            case Preferences::PREF_BLANK_ICON:
+            {
+                pixmap = QPixmap( ":/files/icons/blank-icon.png" );
+                break;
+            }
+
+            case Preferences::PREF_NEWMAIL_ICON:
+            {
+                QIcon new_mail = QIcon::fromTheme("mail-unread", QIcon(":/files/icons/mail-unread.png"));
+                pixmap = new_mail.pixmap( 256, 256 );
+                break;
+            }
+
+            case Preferences::PREF_CUSTOM_ICON:
+            {
+                pixmap.loadFromData( m_icon_data );
+                break;
+            }
+
+            case Preferences::PREF_NO_ICON:
+            {
+                QPixmap lookthrough( 256, 256 );
+                lookthrough.fill( Qt::transparent );
+                pixmap = lookthrough;
+                break;
+            }
+        }
+    }
+    else
+    {
+        switch( m_default_icon_type )
+        {
+            case Preferences::PREF_DEFAULT_ICON_DEFAULT:
+            {
+                pixmap = QPixmap( ":/files/icons/Thunderbird.png" );
+                break;
+            }
+
+            case Preferences::PREF_DEFAULT_ICON_HIDE:
+            {
+                pixmap = QPixmap();
+
+                break;
+            }
+
+            case Preferences::PREF_DEFAULT_ICON_CUSTOM:
+            {
+                pixmap.loadFromData( m_default_icon_data );
+                break;
+            }
+        }
+    }
+
+    if( m_show_number && ( m_unread_mail > 0 ) )
+    {
+        /*
+         *  Paint the number
+         */
+        QPainter painter( &pixmap );
+
+        painter.setFont( QFont("Sans") );
+
+#if QT_VERSION < QT_VERSION_CHECK(5, 13, 0)
+        double factor = pixmap.width() / ( 3 * painter.fontMetrics().width( "0" ) );
+#else
+        double factor = pixmap.width() / ( 3 * painter.fontMetrics().horizontalAdvance( "0" ) );
+#endif
+        QFont font = painter.font();
+        font.setPointSizeF( font.pointSizeF() * ( factor * m_number_size / 10 ) );
+        font.setBold( true );
+        painter.setFont( font );
+
+        painter.setPen( QColor( m_number_color ) );
+
+        painter.drawText( pixmap.rect(), Qt::AlignCenter, QString::number( m_unread_mail ) );
+    }
+
+    /*
+     *  Set the tray icon
+     */
+    setIconByPixmap( QIcon( pixmap ) );
+}
+
+
+/*
+ *  Handle unread mail signal
+ */
+void    SysTrayXStatusNotifier::slotSetUnreadMail( int unread_mail )
+{
+    setUnreadMail( unread_mail );
+}
+
+
+/*
+ *  Handle the default icon type change signal
+ */
+void    SysTrayXStatusNotifier::slotDefaultIconTypeChange()
+{
+    setDefaultIconType( m_pref->getDefaultIconType() );
+}
+
+
+/*
+ *  Handle the default icon data change signal
+ */
+void    SysTrayXStatusNotifier::slotDefaultIconDataChange()
+{
+    setDefaultIconMime( m_pref->getDefaultIconMime() );
+    setDefaultIconData( m_pref->getDefaultIconData() );
+}
+
+
+/*
+ *  Handle the icon type change signal
+ */
+void    SysTrayXStatusNotifier::slotIconTypeChange()
+{
+    setIconType( m_pref->getIconType() );
+}
+
+
+/*
+ *  Handle the icon data change signal
+ */
+void    SysTrayXStatusNotifier::slotIconDataChange()
+{
+    setIconMime( m_pref->getIconMime() );
+    setIconData( m_pref->getIconData() );
+}
+
+
+/*
+ *  Handle the enable number state change signal
+ */
+void    SysTrayXStatusNotifier::slotShowNumberChange()
+{
+    showNumber( m_pref->getShowNumber() );
+}
+
+
+/*
+ *  Handle the number color change signal
+ */
+void    SysTrayXStatusNotifier::slotNumberColorChange()
+{
+    setNumberColor( m_pref->getNumberColor() );
+}
+
+
+/*
+ *  Handle the number size change signal
+ */
+void    SysTrayXStatusNotifier::slotNumberSizeChange()
+{
+    setNumberSize( m_pref->getNumberSize() );
+}
+
+
+/*
+ *  Handle activate request of the notification icon
+ */
+void    SysTrayXStatusNotifier::slotActivateRequested( bool active, const QPoint &pos )
+{
+    Q_UNUSED( active )
+    Q_UNUSED( pos )
+
+    emit signalShowHide();
+}
+
+
+/*
+ *  Handle secondary activate request of the notification icon
+ */
+void    SysTrayXStatusNotifier::slotSecondaryActivateRequested( const QPoint &pos )
+{
+    Q_UNUSED( pos )
+
+    emit signalShowHide();
+}
diff --git a/app/SysTray-X/systrayxstatusnotifier.h b/app/SysTray-X/systrayxstatusnotifier.h
new file mode 100644
index 0000000..9825a34
--- /dev/null
+++ b/app/SysTray-X/systrayxstatusnotifier.h
@@ -0,0 +1,244 @@
+#ifndef SYSTRAYXSTATUSNOTIFIER_H
+#define SYSTRAYXSTATUSNOTIFIER_H
+
+/*
+ *	Local includes
+ */
+#include "preferences.h"
+
+/*
+ *	Qt includes
+ */
+#include <KStatusNotifierItem>
+
+/*
+ *	Predefines
+ */
+class SysTrayXLink;
+
+
+/**
+ * @brief The SysTrayXStatusNotifier class. The system tray icon.
+ */
+class SysTrayXStatusNotifier : public KStatusNotifierItem
+{
+    Q_OBJECT
+
+    public:
+
+        /**
+         * @brief SysTrayXStatusNotifier. Constructor.
+         *
+         *  @param parent   My parent.
+         */
+        SysTrayXStatusNotifier( SysTrayXLink* link, Preferences* pref, QObject* parent = nullptr );
+
+        /**
+         * @brief setDefaultIconType. Set the sytem tray default icon type.
+         *
+         *  @param icon_type    The icon type
+         */
+        void    setDefaultIconType( Preferences::DefaultIconType icon_type );
+
+        /**
+         * @brief setDefaultIconMime. Set the sytem tray icon mime.
+         *
+         *  @param icon_mime    The icon mime
+         */
+        void    setDefaultIconMime( const QString& icon_mime );
+
+        /**
+         * @brief setDefaultIconData. Set the custom icon data.
+         *
+         *  @param icon_data    The icon data.
+         */
+        void    setDefaultIconData( const QByteArray& icon_data );
+
+        /**
+         * @brief setIconType. Set the sytem tray icon type.
+         *
+         *  @param icon_type    The icon type
+         */
+        void    setIconType( Preferences::IconType icon_type );
+
+        /**
+         * @brief setIconMime. Set the sytem tray icon mime.
+         *
+         *  @param icon_mime    The icon mime
+         */
+        void    setIconMime( const QString& icon_mime );
+
+        /**
+         * @brief setIconData. Set the custom icon data.
+         *
+         *  @param icon_data    The icon data.
+         */
+        void    setIconData( const QByteArray& icon_data );
+
+        /**
+         * @brief showNumber. Set the show number state.
+         *
+         *  @param state    Show / hide.
+         */
+        void    showNumber( bool state );
+
+        /**
+         * @brief setNumberColor. Set the number color.
+         *
+         *  @param color    The color.
+         */
+        void    setNumberColor( const QString& color );
+
+        /**
+         * @brief setNumberSize. Set the number size.
+         *
+         *  @param size    The size.
+         */
+        void    setNumberSize( int size );
+
+        /**
+         * @brief setUnreadMail. Set the number of unread mails.
+         *
+         *  @param unread_mail  The number of unread mails.
+         */
+        void    setUnreadMail( int unread_mail );
+
+    private:
+
+        /**
+         * @brief setIcon. Set a new rendered icon.
+         */
+        void    renderIcon();
+
+    signals:
+
+        /**
+         * @brief signalShowHide. Signal show / hide window.
+         */
+        void    signalShowHide();
+
+    public slots:
+
+        /**
+         * @brief slotSetUnreadMail. Slot for handling unread mail signals.
+         *
+         *  @param unread_mail  The number of unread mails.
+         */
+        void    slotSetUnreadMail( int unread_mail );
+
+        /**
+         * @brief slotDefaultIconTypeChange. Slot for handling default icon type change signals.
+         */
+        void    slotDefaultIconTypeChange();
+
+        /**
+         * @brief slotDefaultIconDataChange. Slot for handling default icon data change signals.
+         */
+        void    slotDefaultIconDataChange();
+
+        /**
+         * @brief slotIconTypeChange. Slot for handling icon type change signals.
+         */
+        void    slotIconTypeChange();
+
+        /**
+         * @brief slotIconDataChange. Slot for handling icon data change signals.
+         */
+        void    slotIconDataChange();
+
+        /**
+         * @brief slotShowNumberChange. Slot for handling show number change signals.
+         */
+        void    slotShowNumberChange();
+
+        /**
+         * @brief slotNumberColorChange. Slot for handling number color change signals.
+         */
+        void    slotNumberColorChange();
+
+        /**
+         * @brief slotNumberSizeChange. Slot for handling number size change signals.
+         */
+        void    slotNumberSizeChange();
+
+    private slots:
+
+        /**
+         * @brief slotActivateRequested. Handle a activate request of the notifier.
+         *
+         *  @param active       Window request show / hide.
+         *  @param pos          Click position.
+         */
+        void    slotActivateRequested( bool active, const QPoint &pos );
+
+        /**
+         * @brief slotSecondaryActivateRequested. Handle a secondary activate request of the notifier.
+         *
+         *  @param pos          Click position.
+         */
+        void    slotSecondaryActivateRequested( const QPoint &pos );
+
+    private:
+
+        /**
+         * @brief m_link.   Pointer to the link.
+         */
+        SysTrayXLink*   m_link;
+
+        /**
+         * @brief m_pref    Pointer to the preferences storage.
+         */
+        Preferences*    m_pref;
+
+        /**
+         * @brief m_default_icon_type. Storage for the default icon type.
+         */
+        Preferences::DefaultIconType   m_default_icon_type;
+
+        /**
+         * @brief m_default_icon_mime. Storage for the default icon mime.
+         */
+        QString m_default_icon_mime;
+
+        /**
+         * @brief m_default_icon_data. Storage for the default icon.
+         */
+        QByteArray  m_default_icon_data;
+
+        /**
+         * @brief m_icon_type. Storage for the icon type.
+         */
+        Preferences::IconType   m_icon_type;
+
+        /**
+         * @brief m_icon_mime. Storage for the icon mime.
+         */
+        QString m_icon_mime;
+
+        /**
+         * @brief m_icon_data. Storage for the icon.
+         */
+        QByteArray  m_icon_data;
+
+        /**
+         * @brief m_show_number. Show the unread mail count.
+         */
+        bool m_show_number;
+
+        /**
+         * @brief m_number_color. Color of the unread mail number.
+         */
+        QString m_number_color;
+
+        /**
+         * @brief m_number_size. Size of the unread mail number.
+         */
+        int m_number_size;
+
+        /**
+         * @brief m_unread_mail. Storage for the number of unread mails.
+         */
+        int m_unread_mail;
+};
+
+#endif // SYSTRAYXSTATUSNOTIFIER_H