1 files changed, 139 insertions, 0 deletions
diff --git a/vcl/source/app/dndhelp.cxx b/vcl/source/app/dndhelp.cxx
new file mode 100644
index 000000000..ff4beb789
--- /dev/null
+++ b/vcl/source/app/dndhelp.cxx
@@ -0,0 +1,139 @@
+/* -*- 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 .
+ */
+
+#include <vcl/dndhelp.hxx>
+
+#include <cppuhelper/queryinterface.hxx>
+
+using namespace ::com::sun::star;
+
+vcl::unohelper::DragAndDropClient::~DragAndDropClient() COVERITY_NOEXCEPT_FALSE {}
+
+void vcl::unohelper::DragAndDropClient::dragGestureRecognized( const css::datatransfer::dnd::DragGestureEvent& /*dge*/ )
+{
+}
+
+void vcl::unohelper::DragAndDropClient::dragDropEnd( const css::datatransfer::dnd::DragSourceDropEvent& /*dsde*/ )
+{
+}
+
+void vcl::unohelper::DragAndDropClient::drop( const css::datatransfer::dnd::DropTargetDropEvent& /*dtde*/ )
+{
+}
+
+void vcl::unohelper::DragAndDropClient::dragEnter( const css::datatransfer::dnd::DropTargetDragEnterEvent& /*dtdee*/ )
+{
+}
+
+void vcl::unohelper::DragAndDropClient::dragExit( const css::datatransfer::dnd::DropTargetEvent& /*dte*/ )
+{
+}
+
+void vcl::unohelper::DragAndDropClient::dragOver( const css::datatransfer::dnd::DropTargetDragEvent& /*dtde*/ )
+{
+}
+
+vcl::unohelper::DragAndDropWrapper::DragAndDropWrapper( DragAndDropClient* pClient )
+{
+    mpClient = pClient;
+}
+
+vcl::unohelper::DragAndDropWrapper::~DragAndDropWrapper()
+{
+}
+
+// uno::XInterface
+uno::Any vcl::unohelper::DragAndDropWrapper::queryInterface( const uno::Type & rType )
+{
+    uno::Any aRet = ::cppu::queryInterface( rType,
+                            static_cast< css::lang::XEventListener* >( static_cast<css::datatransfer::dnd::XDragGestureListener*>(this) ),
+                            static_cast< css::datatransfer::dnd::XDragGestureListener* >(this),
+                            static_cast< css::datatransfer::dnd::XDragSourceListener* >(this),
+                            static_cast< css::datatransfer::dnd::XDropTargetListener* >(this) );
+    return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ));
+}
+
+// css::lang::XEventListener
+void vcl::unohelper::DragAndDropWrapper::disposing( const css::lang::EventObject& rEvent )
+{
+    // Empty Source means it's the client, because the client is not a XInterface
+    if ( !rEvent.Source.is() )
+        mpClient = nullptr;
+}
+
+// css::datatransfer::dnd::XDragGestureListener
+void vcl::unohelper::DragAndDropWrapper::dragGestureRecognized( const css::datatransfer::dnd::DragGestureEvent& rDGE )
+{
+    if ( mpClient )
+        mpClient->dragGestureRecognized( rDGE );
+}
+
+// css::datatransfer::dnd::XDragSourceListener
+void vcl::unohelper::DragAndDropWrapper::dragDropEnd( const css::datatransfer::dnd::DragSourceDropEvent& rDSDE )
+{
+    if ( mpClient )
+        mpClient->dragDropEnd( rDSDE );
+}
+
+void vcl::unohelper::DragAndDropWrapper::dragEnter( const css::datatransfer::dnd::DragSourceDragEvent& )
+{
+}
+
+void vcl::unohelper::DragAndDropWrapper::dragExit( const css::datatransfer::dnd::DragSourceEvent& )
+{
+}
+
+void vcl::unohelper::DragAndDropWrapper::dragOver( const css::datatransfer::dnd::DragSourceDragEvent& )
+{
+}
+
+void vcl::unohelper::DragAndDropWrapper::dropActionChanged( const css::datatransfer::dnd::DragSourceDragEvent& )
+{
+}
+
+// css::datatransfer::dnd::XDropTargetListener
+void vcl::unohelper::DragAndDropWrapper::drop( const css::datatransfer::dnd::DropTargetDropEvent& rDTDE )
+{
+    if ( mpClient )
+        mpClient->drop( rDTDE );
+}
+
+void vcl::unohelper::DragAndDropWrapper::dragEnter( const css::datatransfer::dnd::DropTargetDragEnterEvent& rDTDEE )
+{
+    if ( mpClient )
+        mpClient->dragEnter( rDTDEE );
+}
+
+void vcl::unohelper::DragAndDropWrapper::dragExit( const css::datatransfer::dnd::DropTargetEvent& dte )
+{
+    if ( mpClient )
+        mpClient->dragExit( dte );
+}
+
+void vcl::unohelper::DragAndDropWrapper::dragOver( const css::datatransfer::dnd::DropTargetDragEvent& rDTDE )
+{
+    if ( mpClient )
+        mpClient->dragOver( rDTDE );
+}
+
+void vcl::unohelper::DragAndDropWrapper::dropActionChanged( const css::datatransfer::dnd::DropTargetDragEvent& )
+{
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */