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, 228 insertions, 0 deletions

diff --git a/toolkit/source/hatchwindow/documentcloser.cxx b/toolkit/source/hatchwindow/documentcloser.cxx
new file mode 100644
index 000000000..b83825cdf
--- /dev/null
+++ b/toolkit/source/hatchwindow/documentcloser.cxx
@@ -0,0 +1,228 @@
+/* -*- 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 <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/util/XCloseable.hpp>
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/frame/XFrame.hpp>
+#include <com/sun/star/awt/XVclWindowPeer.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <comphelper/interfacecontainer4.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/dialoghelper.hxx>
+#include <vcl/window.hxx>
+#include <tools/link.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+
+using namespace ::com::sun::star;
+
+namespace {
+
+// the service is implemented as a wrapper to be able to die by refcount
+// the disposing mechanics is required for java related scenarios
+class ODocumentCloser : public ::cppu::WeakImplHelper< css::lang::XComponent,
+                                                        css::lang::XServiceInfo >
+{
+    std::mutex m_aMutex;
+    css::uno::Reference< css::frame::XFrame > m_xFrame;
+    ::comphelper::OInterfaceContainerHelper4<lang::XEventListener> m_aListenersContainer; // list of listeners
+
+    bool m_bDisposed;
+
+public:
+    explicit ODocumentCloser(const css::uno::Sequence< css::uno::Any >& aArguments);
+
+// XComponent
+    virtual void SAL_CALL dispose() override;
+    virtual void SAL_CALL addEventListener( const css::uno::Reference< css::lang::XEventListener >& xListener ) override;
+    virtual void SAL_CALL removeEventListener( const css::uno::Reference< css::lang::XEventListener >& aListener ) override;
+
+// XServiceInfo
+    virtual OUString SAL_CALL getImplementationName(  ) override;
+    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
+    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
+};
+
+class MainThreadFrameCloserRequest
+{
+    uno::Reference< frame::XFrame > m_xFrame;
+
+    public:
+        explicit MainThreadFrameCloserRequest( const uno::Reference< frame::XFrame >& xFrame )
+        : m_xFrame( xFrame )
+        {}
+
+        DECL_STATIC_LINK( MainThreadFrameCloserRequest, worker, void*, void );
+
+        static void Start( MainThreadFrameCloserRequest* pRequest );
+};
+
+
+void MainThreadFrameCloserRequest::Start( MainThreadFrameCloserRequest* pMTRequest )
+{
+    if ( pMTRequest )
+    {
+        if ( Application::IsMainThread() )
+        {
+            // this is the main thread
+            worker( nullptr, pMTRequest );
+        }
+        else
+            Application::PostUserEvent( LINK( nullptr, MainThreadFrameCloserRequest, worker ), pMTRequest );
+    }
+}
+
+
+IMPL_STATIC_LINK( MainThreadFrameCloserRequest, worker, void*, p, void )
+{
+    MainThreadFrameCloserRequest* pMTRequest = static_cast<MainThreadFrameCloserRequest*>(p);
+    if ( !pMTRequest )
+        return;
+
+    if ( pMTRequest->m_xFrame.is() )
+    {
+        // this is the main thread, the solar mutex must be locked
+        SolarMutexGuard aGuard;
+
+        try
+        {
+            uno::Reference< awt::XWindow > xWindow = pMTRequest->m_xFrame->getContainerWindow();
+            uno::Reference< awt::XVclWindowPeer > xWinPeer( xWindow, uno::UNO_QUERY_THROW );
+
+            xWindow->setVisible( false );
+
+            // reparent the window
+            xWinPeer->setProperty( "PluginParent", uno::Any( sal_Int64(0) ) );
+
+            VclPtr<vcl::Window> pWindow = VCLUnoHelper::GetWindow( xWindow );
+            if (pWindow)
+                vcl::EndAllDialogs(pWindow);
+        }
+        catch( uno::Exception& )
+        {
+            // ignore all the errors
+        }
+
+        try
+        {
+            uno::Reference< util::XCloseable > xCloseable( pMTRequest->m_xFrame, uno::UNO_QUERY_THROW );
+            xCloseable->close( true );
+        }
+        catch( uno::Exception& )
+        {
+            // ignore all the errors
+        }
+    }
+
+    delete pMTRequest;
+}
+
+ODocumentCloser::ODocumentCloser(const css::uno::Sequence< css::uno::Any >& aArguments)
+: m_bDisposed( false )
+{
+    std::unique_lock aGuard( m_aMutex );
+    if ( !m_refCount )
+        throw uno::RuntimeException(); // the object must be refcounted already!
+
+    sal_Int32 nLen = aArguments.getLength();
+    if ( nLen != 1 )
+        throw lang::IllegalArgumentException(
+                        "Wrong count of parameters!",
+                        uno::Reference< uno::XInterface >(),
+                        0 );
+
+    if ( !( aArguments[0] >>= m_xFrame ) || !m_xFrame.is() )
+        throw lang::IllegalArgumentException(
+                "Nonempty reference is expected as the first argument!",
+                uno::Reference< uno::XInterface >(),
+                0 );
+}
+
+
+// XComponent
+
+void SAL_CALL ODocumentCloser::dispose()
+{
+    std::unique_lock aGuard( m_aMutex );
+
+    if ( m_bDisposed )
+        throw lang::DisposedException();
+
+    lang::EventObject aSource( static_cast< ::cppu::OWeakObject* >(this) );
+    m_aListenersContainer.disposeAndClear( aGuard, aSource );
+
+    // TODO: trigger a main thread execution to close the frame
+    if ( m_xFrame.is() )
+    {
+        // the created object will be deleted after thread execution
+        MainThreadFrameCloserRequest* pCloser = new MainThreadFrameCloserRequest( m_xFrame );
+        MainThreadFrameCloserRequest::Start( pCloser );
+    }
+
+    m_bDisposed = true;
+}
+
+
+void SAL_CALL ODocumentCloser::addEventListener( const uno::Reference< lang::XEventListener >& xListener )
+{
+    std::unique_lock aGuard( m_aMutex );
+    if ( m_bDisposed )
+        throw lang::DisposedException(); // TODO
+
+    m_aListenersContainer.addInterface( aGuard, xListener );
+}
+
+
+void SAL_CALL ODocumentCloser::removeEventListener( const uno::Reference< lang::XEventListener >& xListener )
+{
+    std::unique_lock aGuard( m_aMutex );
+    m_aListenersContainer.removeInterface( aGuard, xListener );
+}
+
+// XServiceInfo
+OUString SAL_CALL ODocumentCloser::getImplementationName(  )
+{
+    return "com.sun.star.comp.embed.DocumentCloser";
+}
+
+sal_Bool SAL_CALL ODocumentCloser::supportsService( const OUString& ServiceName )
+{
+    return cppu::supportsService(this, ServiceName);
+}
+
+uno::Sequence< OUString > SAL_CALL ODocumentCloser::getSupportedServiceNames()
+{
+    return { "com.sun.star.embed.DocumentCloser" };
+}
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+com_sun_star_comp_embed_DocumentCloser_get_implementation(
+    SAL_UNUSED_PARAMETER css::uno::XComponentContext *,
+    css::uno::Sequence<css::uno::Any> const &arguments)
+{
+    return cppu::acquire(new ODocumentCloser(arguments));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */