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Diffstat (limited to '')
| -rw-r--r-- | sc/inc/progress.hxx | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/sc/inc/progress.hxx b/sc/inc/progress.hxx new file mode 100644 index 000000000..c7e1e0c83 --- /dev/null +++ b/sc/inc/progress.hxx @@ -0,0 +1,123 @@ +/* -*- 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_SC_INC_PROGRESS_HXX +#define INCLUDED_SC_INC_PROGRESS_HXX + +#include <rtl/ustring.hxx> +#include <sfx2/progress.hxx> +#include <tools/solar.h> +#include "scdllapi.h" + +class ScDocument; + +/* + * #i102566 + * Drawing a progress bar update is not cheap, so if we draw it on every + * percentage change of 200 calculations we get one progress draw per 2 + * calculations which is slower than doing the calculations themselves. So as a + * rough guide only do an update per MIN_NO_CODES_PER_PROGRESS_UPDATE + * calculations + */ +#define MIN_NO_CODES_PER_PROGRESS_UPDATE 100 + +class SC_DLLPUBLIC ScProgress +{ +private: + static SfxProgress* pGlobalProgress; + static sal_uLong nGlobalRange; + static sal_uLong nGlobalPercent; + static ScProgress* pInterpretProgress; + static sal_uLong nInterpretProgress; + static ScDocument* pInterpretDoc; + static bool bIdleWasEnabled; + bool bEnabled; + + std::unique_ptr<SfxProgress> pProgress; + + ScProgress( const ScProgress& ) = delete; + ScProgress& operator=( const ScProgress& ) = delete; + + static void CalcGlobalPercent( sal_uLong nVal ) + { + nGlobalPercent = nGlobalRange ? + nVal * 100 / nGlobalRange : 0; + } + +public: + static void CreateInterpretProgress( ScDocument* pDoc, + bool bWait = true ); + static ScProgress* GetInterpretProgress() { return pInterpretProgress; } + static void DeleteInterpretProgress(); + + ScProgress( SfxObjectShell* pObjSh, + const OUString& rText, + sal_uLong nRange, + bool bWait ); + ~ScProgress(); + +#ifdef SC_PROGRESS_CXX + /// for DummyInterpret only, never use otherwise!!! + ScProgress(); +#endif + void SetState( sal_uLong nVal, sal_uLong nNewRange = 0 ) + { + if ( pProgress ) + { + if ( nNewRange ) + nGlobalRange = nNewRange; + CalcGlobalPercent( nVal ); + pProgress->SetState( nVal, nNewRange ); + } + } + void SetStateCountDown( sal_uLong nVal ) + { + if ( pProgress ) + { + CalcGlobalPercent( nGlobalRange - nVal ); + pProgress->SetState( nGlobalRange - nVal ); + } + } + void SetStateOnPercent( sal_uLong nVal ) + { /// only if percentage increased + if ( nGlobalRange && (nVal * 100 / + nGlobalRange) > nGlobalPercent ) + SetState( nVal ); + } + void SetStateCountDownOnPercent( sal_uLong nVal ) + { /// only if percentage increased + if ( nGlobalRange && + ((nGlobalRange - nVal) * 100 / + nGlobalRange) > nGlobalPercent ) + SetStateCountDown( nVal ); + } + sal_uLong GetState() const + { + if ( pProgress ) + return pProgress->GetState(); + return 0; + } + bool Enabled() const { return bEnabled; } + void Disable() { bEnabled = false; } + void Enable() { bEnabled = true; } +}; + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |