Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 146 insertions, 0 deletions

diff --git a/vcl/win/dtrans/generic_clipboard.cxx b/vcl/win/dtrans/generic_clipboard.cxx
new file mode 100644
index 000000000..a614a6808
--- /dev/null
+++ b/vcl/win/dtrans/generic_clipboard.cxx
@@ -0,0 +1,146 @@
+/* -*- 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 "generic_clipboard.hxx"
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <com/sun/star/datatransfer/clipboard/RenderingCapabilities.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <cppuhelper/supportsservice.hxx>
+
+using namespace com::sun::star::datatransfer;
+using namespace com::sun::star::datatransfer::clipboard;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::uno;
+using namespace cppu;
+using namespace osl;
+
+using ::dtrans::GenericClipboard;
+
+GenericClipboard::GenericClipboard() :
+    WeakComponentImplHelper< XClipboardEx, XClipboardNotifier, XServiceInfo, XInitialization > (m_aMutex),
+    m_bInitialized(false)
+{
+}
+
+GenericClipboard::~GenericClipboard()
+{
+}
+
+void SAL_CALL GenericClipboard::initialize( const Sequence< Any >& aArguments )
+{
+    if (!m_bInitialized)
+    {
+        for (Any const & arg : aArguments)
+            if (arg.getValueType() == cppu::UnoType<OUString>::get())
+            {
+                arg >>= m_aName;
+                break;
+            }
+    }
+}
+
+OUString SAL_CALL GenericClipboard::getImplementationName(  )
+{
+    return "com.sun.star.comp.datatransfer.clipboard.GenericClipboard";
+}
+
+sal_Bool SAL_CALL GenericClipboard::supportsService( const OUString& ServiceName )
+{
+    return cppu::supportsService(this, ServiceName);
+}
+
+Sequence< OUString > SAL_CALL GenericClipboard::getSupportedServiceNames(    )
+{
+    return { "com.sun.star.datatransfer.clipboard.GenericClipboard" };
+}
+
+Reference< XTransferable > SAL_CALL GenericClipboard::getContents()
+{
+    MutexGuard aGuard(m_aMutex);
+    return m_aContents;
+}
+
+void SAL_CALL GenericClipboard::setContents(const Reference< XTransferable >& xTrans,
+                                      const Reference< XClipboardOwner >& xClipboardOwner )
+{
+    // remember old values for callbacks before setting the new ones.
+    ClearableMutexGuard aGuard(m_aMutex);
+
+    Reference< XClipboardOwner > oldOwner(m_aOwner);
+    m_aOwner = xClipboardOwner;
+
+    Reference< XTransferable > oldContents(m_aContents);
+    m_aContents = xTrans;
+
+    aGuard.clear();
+
+    // notify old owner on loss of ownership
+    if( oldOwner.is() )
+        oldOwner->lostOwnership(static_cast < XClipboard * > (this), oldContents);
+
+    // notify all listeners on content changes
+    OInterfaceContainerHelper *pContainer =
+        rBHelper.aLC.getContainer(cppu::UnoType<XClipboardListener>::get());
+    if (pContainer)
+    {
+        ClipboardEvent aEvent(static_cast < XClipboard * > (this), m_aContents);
+        OInterfaceIteratorHelper aIterator(*pContainer);
+
+        while (aIterator.hasMoreElements())
+        {
+            static_cast<XClipboardListener*>(aIterator.next())->changedContents(aEvent);
+        }
+    }
+}
+
+OUString SAL_CALL GenericClipboard::getName()
+{
+    return m_aName;
+}
+
+sal_Int8 SAL_CALL GenericClipboard::getRenderingCapabilities()
+{
+    return RenderingCapabilities::Delayed;
+}
+
+void SAL_CALL GenericClipboard::addClipboardListener( const Reference< XClipboardListener >& listener )
+{
+    MutexGuard aGuard( rBHelper.rMutex );
+    OSL_ENSURE( !rBHelper.bInDispose, "do not add listeners in the dispose call" );
+    OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
+    if (!rBHelper.bInDispose && !rBHelper.bDisposed)
+        rBHelper.aLC.addInterface( cppu::UnoType<XClipboardListener>::get(), listener );
+}
+
+void SAL_CALL GenericClipboard::removeClipboardListener( const Reference< XClipboardListener >& listener )
+{
+    MutexGuard aGuard( rBHelper.rMutex );
+    OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
+    if (!rBHelper.bInDispose && !rBHelper.bDisposed)
+        rBHelper.aLC.removeInterface( cppu::UnoType<XClipboardListener>::get(), listener );
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+dtrans_GenericClipboard_get_implementation(
+    css::uno::XComponentContext* , css::uno::Sequence<css::uno::Any> const&)
+{
+    return cppu::acquire(new GenericClipboard());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */