diff --git a/src/ATBAPP/ATBDeviceControllerPlugin.h b/src/ATBAPP/ATBDeviceControllerPlugin.h
index eb04dbc..f4abfb1 100644
--- a/src/ATBAPP/ATBDeviceControllerPlugin.h
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.h
@@ -13,19 +13,16 @@
 
 #include "interfaces.h"
 
-#include <unistd.h>
-
 
 class DBusControllerInterface;
 class QTextCodec;
 
 
-using namespace nsDeviceControllerInterface;
+// using namespace nsDeviceControllerInterface;
 
 class QSettings;
 
-class ATBDeviceControllerPlugin :
-        public DeviceControllerInterface
+class ATBDeviceControllerPlugin : public DeviceControllerInterface
 {
     Q_OBJECT
     Q_INTERFACES(ATBAPPplugin)
@@ -36,11 +33,14 @@ class ATBDeviceControllerPlugin :
 
 public:
     explicit ATBDeviceControllerPlugin(QObject *parent = nullptr);
-    ~ATBDeviceControllerPlugin();
+    virtual ~ATBDeviceControllerPlugin();
 
     // ----------------------------------------------------------------------------
     // interface:
-    PLUGIN_STATE initDCPlugin(QObject *eventReceiver, const QSettings & settings);
+    virtual PLUGIN_STATE initPlugin(QObject *eventReceiver, QObject *atbSystem, QObject *hmiConfig, QSettings const &settings) override;
+    virtual PLUGIN_STATE initPlugin(QObject *eventReceiver, QSettings const &settings) override;
+    virtual PLUGIN_STATE initVMCPlugin(QObject *eventReceiver, QObject *atbSystem, QObject *hmiConfig, const QSettings & settings) override;
+    virtual PLUGIN_STATE initDCPlugin(QObject *eventReceiver, const QSettings & settings) override;
 
     // TASKS: Cash handling -------------------------------------------------------
     void requestStartCashInput(const QString & amount);
@@ -59,13 +59,14 @@ public:
 
     // mandantory ATBAPP plugin methods: ------------------------------------------
     nsDeviceControllerInterface::PLUGIN_STATE getState() override;
-    QString getLastError() override;
-    QString getLastErrorDescription() override;
+    QString const &getLastError() override;
+    QString const &getLastErrorDescription() override;
 
-    virtual const QString & getPluginInfo() override;
+    virtual QStringList getPluginInfoList() override;
+    virtual const QString &getPluginInfo() override;
 
     // helpers e.g. for debug / log
-    virtual QString getString(nsDeviceControllerInterface::RESULT_STATE resultState) override;
+    virtual QString const &getString(RESULT_STATE resultState) override;
 
 public slots:
     virtual void onChangedProgramModeToSELL() override;
@@ -73,21 +74,83 @@ public slots:
     virtual void onChangedProgramModeToIDLE() override;
     virtual void onChangedProgramModeToOOO() override;
 
-    void startPhysicalLayer() override;
-    void stopPhysicalLayer() override;
-    void reboot() override;
-    void reset() override;
+    virtual void startPhysicalLayer() override;
+    virtual void stopPhysicalLayer() override;
+    virtual void reboot() override;
+    virtual void reset() override;
 
 
 
 signals:
-    // public Signals are defined in interface
+    void printTicketFinished(RESULT_STATE resultState,
+                             const QString & errorCode,
+                             const QString & errorDescription);
+    void printReceiptFinished(RESULT_STATE resultState,
+                              const QString & errorCode,
+                              const QString & errorDescription);
+
+    /**
+     * emitted on e.g. a coin input
+     */
+    void cashInputEvent(RESULT_STATE resultState,
+                                CASH_STATE cashState,
+                                const QString & newCashValue,
+                                /* additional variables? */
+                                const QString & errorCode,
+                                const QString & errorDescription);
+
+    /**
+     * emitted if cashInput has been stopped, e.g. in result to task requestStopCashInput():
+     *  -> shutter is blocked
+     *  -> no cash input is possible
+     *  -> coins are in cache
+     */
+    void cashInputFinished(RESULT_STATE resultState,
+                                     const QString & newCashValue,
+                                     /*  additional variables? */
+                                     const QString & errorCode,
+                                     const QString & errorDescription);
+
+
+    /**
+     * emitted e.g. if service door is opened
+     */
+    void requestModeSERVICE();
+
+    /**
+     * emitted e.g. if doors are closed
+     */
+    void requestModeIDLE();
+
+    /**
+     * emitted e.g. on severe errors
+     */
+    void requestModeOOO();
+
+    /**
+     * emitted e.g. if service door is opened
+     */
+    void requestAccountResponse(const QHash<QString, QVariant> & accountData);
+
+    /**
+     * emitted on error
+     * depending on errorCode:
+     * -> interrupt selling process
+     * -> machine can go to state OOO
+     * -> send error event to ISMAS
+     * -> ...
+     */
+    void Error(
+            /*  additional variables? */
+            const QString & errorCode,
+            const QString & errorDescription);
 
 
 private:
    QString errorCode;
    QString errorDescription;
    QString pluginInfo;
+   QStringList pluginInfoList;
 
    QList<int> templateList;