office-gobmx/sc/inc/progress.hxx
Noel Grandin bdc8fda4be loplugin:constmethod in sc
Change-Id: I78c4fb4acf21756f91582caee5e30e3ad1fc2ae4
Reviewed-on: https://gerrit.libreoffice.org/79543
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2019-09-26 10:15:00 +02:00

123 lines
5.3 KiB
C++

/* -*- 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: */