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diff --git a/dbaccess/source/ui/inc/callbacks.hxx b/dbaccess/source/ui/inc/callbacks.hxx
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+++ b/dbaccess/source/ui/inc/callbacks.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <sot/exchange.hxx>
+
+class Point;
+struct AcceptDropEvent;
+struct ExecuteDropEvent;
+
+namespace comphelper { class OInterfaceContainerHelper2; }
+
+namespace vcl
+{
+    class Window;
+}
+
+namespace weld
+{
+    class TreeIter;
+    class TreeView;
+}
+
+namespace dbaui
+{
+
+    class IController;
+    // IControlActionListener
+    class SAL_NO_VTABLE IControlActionListener
+    {
+    public:
+        /** requests a quick help text to display
+            @return <FALSE/> if the default quick help text should be used
+        */
+        virtual bool    requestQuickHelp(const void* pUserData, OUString& rText) const = 0;
+
+        /** handler for StartDrag requests
+            @return <TRUE/> if a drag operation was started
+        */
+        virtual bool    requestDrag(const weld::TreeIter& rEntry) = 0;
+
+        /** check whether or not a drop request should be accepted
+        */
+        virtual sal_Int8    queryDrop( const AcceptDropEvent& _rEvt, const DataFlavorExVector& _rFlavors ) = 0;
+
+        /** execute a drop request
+        */
+        virtual sal_Int8    executeDrop( const ExecuteDropEvent& _rEvt ) = 0;
+
+    protected:
+        ~IControlActionListener() {}
+    };
+
+    // IContextMenuProvider
+    class SAL_NO_VTABLE IContextMenuProvider
+    {
+    public:
+        /** returns the context menu resource name for the control
+
+            Supposed to be a valid name from uiconfig/<module>/popupmenu folder.
+        */
+        virtual OUString getContextMenuResourceName() const = 0;
+
+        /** returns the controller which is responsible for providing states of certain features,
+            and executing them.
+        */
+        virtual IController&    getCommandController() = 0;
+
+        /** returns the container of registered context menu interceptors, or NULL if the implementation
+            does not support context menu interception
+        */
+        virtual ::comphelper::OInterfaceContainerHelper2*
+                                getContextMenuInterceptors() = 0;
+
+        /** returns the current selection in the given control
+
+            This selection is used for filling a ContextMenuExecuteEvent event for the given
+            control.
+        */
+        virtual css::uno::Any  getCurrentSelection(weld::TreeView& rControl) const = 0;
+
+        virtual vcl::Window* getMenuParent() const = 0;
+
+        /** adjust rPos which is initially relative to rControl to be relative to
+            the window of getMenuParent
+        */
+        virtual void adjustMenuPosition(const weld::TreeView& rControl, ::Point& rPos) const = 0;
+
+    protected:
+        ~IContextMenuProvider() {}
+    };
+
+    // IDragTransferableListener
+    class SAL_NO_VTABLE IDragTransferableListener
+    {
+    public:
+        /// called when a drag operation done with a Transferable has been finished
+        virtual void        dragFinished( ) = 0;
+
+    protected:
+        ~IDragTransferableListener() {}
+    };
+
+}   // namespace dbaui
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */