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| -rw-r--r-- | framework/inc/helper/statusindicator.hxx | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/framework/inc/helper/statusindicator.hxx b/framework/inc/helper/statusindicator.hxx new file mode 100644 index 000000000..66d5b1e75 --- /dev/null +++ b/framework/inc/helper/statusindicator.hxx @@ -0,0 +1,106 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_FRAMEWORK_INC_HELPER_STATUSINDICATOR_HXX +#define INCLUDED_FRAMEWORK_INC_HELPER_STATUSINDICATOR_HXX + +// include files of own module +#include <helper/statusindicatorfactory.hxx> + +// include UNO interfaces +#include <com/sun/star/task/XStatusIndicator.hpp> + +// include all others +#include <cppuhelper/implbase.hxx> +#include <cppuhelper/weakref.hxx> + +namespace framework{ + +/** + @short implement a status indicator object + + @descr With this indicator you can show a message and a progress... + but you share the output device with other indicator objects, + if this instances was created by the same factory. + Then the last created object has full access to device. + All others change her internal data structure only. + + All objects of this StatusIndicator class calls a C++ interface + on the StatusIndicatorFactory (where they were created). + The factory holds all data structures and paints the progress. + + @devstatus ready to use + @threadsafe yes +*/ +class StatusIndicator final : public ::cppu::WeakImplHelper< css::task::XStatusIndicator > +{ + + // member + private: + + /** @short weak reference to our factory + @descr All our interface calls will be forwarded + to a suitable c++ interface on this factory. + But we don't hold our factory alive. They + correspond with e.g. with a Frame service and + will be owned by him. If the frame will be closed + he close our factory too ... + */ + css::uno::WeakReference< css::task::XStatusIndicatorFactory > m_xFactory; + + sal_Int32 m_nRange; + // We want the callback percentages to increase monotonically + int m_nLastCallbackPercent; + + // c++ interface + public: + + /** @short initialize new instance of this class. + + @param pFactory + pointer to our factory + */ + StatusIndicator(StatusIndicatorFactory* pFactory); + + /** @short does nothing real... + */ + virtual ~StatusIndicator() override; + + // uno interface + public: + + // XStatusIndicator + virtual void SAL_CALL start(const OUString& sText , + sal_Int32 nRange) override; + + virtual void SAL_CALL end() override; + + virtual void SAL_CALL reset() override; + + virtual void SAL_CALL setText(const OUString& sText) override; + + virtual void SAL_CALL setValue(sal_Int32 nValue) override; + +}; // class StatusIndicator + +} // namespace framework + +#endif // INCLUDED_FRAMEWORK_INC_HELPER_STATUSINDICATOR_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |