Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

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

1 files changed, 191 insertions, 0 deletions

diff --git a/forms/source/richtext/clipboarddispatcher.cxx b/forms/source/richtext/clipboarddispatcher.cxx
new file mode 100644
index 000000000..70313edb3
--- /dev/null
+++ b/forms/source/richtext/clipboarddispatcher.cxx
@@ -0,0 +1,191 @@
+/* -*- 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 "clipboarddispatcher.hxx"
+#include <editeng/editview.hxx>
+
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <svtools/cliplistener.hxx>
+#include <vcl/transfer.hxx>
+#include <osl/diagnose.h>
+
+
+namespace frm
+{
+
+
+    using namespace ::com::sun::star::uno;
+    using namespace ::com::sun::star::frame;
+    using namespace ::com::sun::star::lang;
+    using namespace ::com::sun::star::util;
+    using namespace ::com::sun::star::beans;
+
+
+    namespace
+    {
+        URL createClipboardURL( OClipboardDispatcher::ClipboardFunc _eFunc )
+        {
+            URL aURL;
+            switch ( _eFunc )
+            {
+            case OClipboardDispatcher::eCut:
+                aURL.Complete = ".uno:Cut";
+                break;
+            case OClipboardDispatcher::eCopy:
+                aURL.Complete = ".uno:Copy";
+                break;
+            case OClipboardDispatcher::ePaste:
+                aURL.Complete = ".uno:Paste";
+                break;
+            }
+            return aURL;
+        }
+    }
+
+    OClipboardDispatcher::OClipboardDispatcher( EditView& _rView, ClipboardFunc _eFunc )
+        :ORichTextFeatureDispatcher( _rView, createClipboardURL( _eFunc ) )
+        ,m_eFunc( _eFunc )
+        ,m_bLastKnownEnabled( true )
+    {
+    }
+
+
+    bool OClipboardDispatcher::implIsEnabled( ) const
+    {
+        bool bEnabled = false;
+        switch ( m_eFunc )
+        {
+        case eCut:
+            bEnabled = !getEditView()->IsReadOnly() && getEditView()->HasSelection();
+            break;
+
+        case eCopy:
+            bEnabled = getEditView()->HasSelection();
+            break;
+
+        case ePaste:
+            bEnabled = !getEditView()->IsReadOnly();
+            break;
+        }
+        return bEnabled;
+    }
+
+
+    FeatureStateEvent OClipboardDispatcher::buildStatusEvent() const
+    {
+        FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
+        aEvent.IsEnabled = implIsEnabled();
+        return aEvent;
+    }
+
+
+    void OClipboardDispatcher::invalidateFeatureState_Broadcast()
+    {
+        bool bEnabled = implIsEnabled();
+        if ( m_bLastKnownEnabled == bEnabled )
+            // nothing changed -> no notification
+            return;
+        m_bLastKnownEnabled = bEnabled;
+
+        ORichTextFeatureDispatcher::invalidateFeatureState_Broadcast();
+    }
+
+
+    void SAL_CALL OClipboardDispatcher::dispatch( const URL& /*_rURL*/, const Sequence< PropertyValue >& /*Arguments*/ )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        if ( !getEditView() )
+            throw DisposedException();
+
+        switch ( m_eFunc )
+        {
+        case eCut:
+            getEditView()->Cut();
+            break;
+
+        case eCopy:
+            getEditView()->Copy();
+            break;
+
+        case ePaste:
+            getEditView()->Paste();
+            break;
+        }
+    }
+
+    OPasteClipboardDispatcher::OPasteClipboardDispatcher( EditView& _rView )
+        :OClipboardDispatcher( _rView, ePaste )
+        ,m_bPastePossible( false )
+    {
+        m_pClipListener = new TransferableClipboardListener( LINK( this, OPasteClipboardDispatcher, OnClipboardChanged ) );
+        m_pClipListener->AddListener( _rView.GetWindow() );
+
+        // initial state
+        TransferableDataHelper aDataHelper( TransferableDataHelper::CreateFromSystemClipboard( _rView.GetWindow() ) );
+        m_bPastePossible = ( aDataHelper.HasFormat( SotClipboardFormatId::STRING ) ||
+        aDataHelper.HasFormat( SotClipboardFormatId::RTF ) || aDataHelper.HasFormat( SotClipboardFormatId::RICHTEXT ) );
+    }
+
+
+    OPasteClipboardDispatcher::~OPasteClipboardDispatcher()
+    {
+        if ( !isDisposed() )
+        {
+            acquire();
+            dispose();
+        }
+    }
+
+
+    IMPL_LINK( OPasteClipboardDispatcher, OnClipboardChanged, TransferableDataHelper*, _pDataHelper, void )
+    {
+        OSL_ENSURE( _pDataHelper, "OPasteClipboardDispatcher::OnClipboardChanged: ooops!" );
+        m_bPastePossible = _pDataHelper->HasFormat( SotClipboardFormatId::STRING )
+                        || _pDataHelper->HasFormat( SotClipboardFormatId::RTF )
+                        || _pDataHelper->HasFormat( SotClipboardFormatId::RICHTEXT );
+
+        invalidate();
+    }
+
+
+    void OPasteClipboardDispatcher::disposing( ::osl::ClearableMutexGuard& _rClearBeforeNotify )
+    {
+        OSL_ENSURE( getEditView() && getEditView()->GetWindow(), "OPasteClipboardDispatcher::disposing: EditView should not (yet) be disfunctional here!" );
+        if (m_pClipListener.is())
+        {
+            if (getEditView() && getEditView()->GetWindow())
+                m_pClipListener->RemoveListener( getEditView()->GetWindow() );
+
+            m_pClipListener.clear();
+        }
+
+        OClipboardDispatcher::disposing( _rClearBeforeNotify );
+    }
+
+
+    bool OPasteClipboardDispatcher::implIsEnabled( ) const
+    {
+        return m_bPastePossible && OClipboardDispatcher::implIsEnabled();
+    }
+
+
+}   // namespace frm
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */