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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 .
+ */
+
+#include <dbaccess/dbaundomanager.hxx>
+#include <dbaccess/dataview.hxx>
+#include <core_resource.hxx>
+#include <singledoccontroller.hxx>
+#include <browserids.hxx>
+#include <strings.hrc>
+
+#include <svl/undo.hxx>
+
+namespace dbaui
+{
+
+ using ::com::sun::star::uno::Reference;
+ using ::com::sun::star::uno::Sequence;
+ using ::com::sun::star::uno::XComponentContext;
+ using ::com::sun::star::document::XUndoManager;
+ using ::com::sun::star::beans::PropertyValue;
+
+ // OSingleDocumentController_Data
+ struct OSingleDocumentController_Data
+ {
+ // no Reference! see UndoManager::acquire
+ std::unique_ptr<UndoManager> m_pUndoManager;
+
+ OSingleDocumentController_Data( ::cppu::OWeakObject& i_parent, ::osl::Mutex& i_mutex )
+ : m_pUndoManager(new UndoManager(i_parent, i_mutex))
+ {
+ }
+ };
+
+ // OSingleDocumentController
+ OSingleDocumentController::OSingleDocumentController( const Reference< XComponentContext >& _rxORB )
+ :OSingleDocumentController_Base( _rxORB )
+ ,m_pData( new OSingleDocumentController_Data( *this, getMutex() ) )
+ {
+ }
+
+ OSingleDocumentController::~OSingleDocumentController()
+ {
+ }
+
+ void SAL_CALL OSingleDocumentController::disposing()
+ {
+ OSingleDocumentController_Base::disposing();
+ ClearUndoManager();
+ m_pData->m_pUndoManager->disposing();
+ }
+
+ void OSingleDocumentController::ClearUndoManager()
+ {
+ GetUndoManager().Clear();
+ }
+
+ SfxUndoManager& OSingleDocumentController::GetUndoManager() const
+ {
+ return m_pData->m_pUndoManager->GetSfxUndoManager();
+ }
+
+ void OSingleDocumentController::addUndoActionAndInvalidate(std::unique_ptr<SfxUndoAction> _pAction)
+ {
+ // add undo action
+ GetUndoManager().AddUndoAction( std::move(_pAction) );
+
+ // when we add an undo action the controller was modified
+ setModified( true );
+
+ // now inform me that or states changed
+ InvalidateFeature( ID_BROWSER_UNDO );
+ InvalidateFeature( ID_BROWSER_REDO );
+ }
+
+ Reference< XUndoManager > SAL_CALL OSingleDocumentController::getUndoManager( )
+ {
+ // see UndoManager::acquire
+ return m_pData->m_pUndoManager.get();
+ }
+
+ FeatureState OSingleDocumentController::GetState(sal_uInt16 _nId) const
+ {
+ FeatureState aReturn;
+ switch ( _nId )
+ {
+ case ID_BROWSER_UNDO:
+ aReturn.bEnabled = isEditable() && GetUndoManager().GetUndoActionCount() != 0;
+ if ( aReturn.bEnabled )
+ {
+ OUString sUndo = DBA_RES(STR_UNDO_COLON) + " " +
+ GetUndoManager().GetUndoActionComment();
+ aReturn.sTitle = sUndo;
+ }
+ break;
+
+ case ID_BROWSER_REDO:
+ aReturn.bEnabled = isEditable() && GetUndoManager().GetRedoActionCount() != 0;
+ if ( aReturn.bEnabled )
+ {
+ OUString sRedo = DBA_RES(STR_REDO_COLON) + " " +
+ GetUndoManager().GetRedoActionComment();
+ aReturn.sTitle = sRedo;
+ }
+ break;
+
+ case SID_GETUNDOSTRINGS:
+ {
+ size_t nCount(GetUndoManager().GetUndoActionCount());
+ Sequence<OUString> aSeq(nCount);
+ for (size_t n = 0; n < nCount; ++n)
+ aSeq[n] = GetUndoManager().GetUndoActionComment(n);
+ aReturn.aValue <<= aSeq;
+ aReturn.bEnabled = true;
+ break;
+ }
+
+ case SID_GETREDOSTRINGS:
+ {
+ size_t nCount(GetUndoManager().GetRedoActionCount());
+ Sequence<OUString> aSeq(nCount);
+ for (size_t n = 0; n < nCount; ++n)
+ aSeq[n] = GetUndoManager().GetRedoActionComment(n);
+ aReturn.aValue <<= aSeq;
+ aReturn.bEnabled = true;
+ break;
+ }
+
+ default:
+ aReturn = OSingleDocumentController_Base::GetState(_nId);
+ }
+ return aReturn;
+ }
+ void OSingleDocumentController::Execute( sal_uInt16 _nId, const Sequence< PropertyValue >& _rArgs )
+ {
+ switch ( _nId )
+ {
+ case ID_BROWSER_UNDO:
+ case ID_BROWSER_REDO:
+ {
+ sal_Int16 nCount(1);
+ if (_rArgs.hasElements() && _rArgs[0].Name != "KeyModifier")
+ _rArgs[0].Value >>= nCount;
+
+ while (nCount--)
+ {
+ if (_nId == ID_BROWSER_UNDO)
+ GetUndoManager().Undo();
+ else
+ GetUndoManager().Redo();
+ }
+
+ InvalidateFeature( ID_BROWSER_UNDO );
+ InvalidateFeature( ID_BROWSER_REDO );
+ break;
+ }
+
+ default:
+ OSingleDocumentController_Base::Execute( _nId, _rArgs );
+ break;
+ }
+ InvalidateFeature(_nId);
+ }
+
+} // namespace dbaui
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */