From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- sc/source/ui/docshell/autostyl.cxx | 191 +++++++++++++++++++++++++++++++++++++ 1 file changed, 191 insertions(+) create mode 100644 sc/source/ui/docshell/autostyl.cxx (limited to 'sc/source/ui/docshell/autostyl.cxx') diff --git a/sc/source/ui/docshell/autostyl.cxx b/sc/source/ui/docshell/autostyl.cxx new file mode 100644 index 000000000..5b6eaa30c --- /dev/null +++ b/sc/source/ui/docshell/autostyl.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 +#include + +#include +#include +#include + +static sal_uLong TimeNow() // seconds +{ + return static_cast(time(nullptr)); +} + +namespace { + +class FindByRange +{ + ScRange maRange; +public: + explicit FindByRange(const ScRange& r) : maRange(r) {} + bool operator() (const ScAutoStyleData& rData) const { return rData.aRange == maRange; } +}; + +class FindByTimeout +{ + sal_uLong mnTimeout; +public: + explicit FindByTimeout(sal_uLong n) : mnTimeout(n) {} + bool operator() (const ScAutoStyleData& rData) const { return rData.nTimeout >= mnTimeout; } +}; + +struct FindNonZeroTimeout +{ + bool operator() (const ScAutoStyleData& rData) const + { + return rData.nTimeout != 0; + } +}; + +} + +ScAutoStyleList::ScAutoStyleList(ScDocShell* pShell) + : pDocSh(pShell) + , aTimer("ScAutoStyleList Timer") + , aInitIdle("ScAutoStyleList InitIdle") + , nTimerStart(0) +{ + aTimer.SetInvokeHandler( LINK( this, ScAutoStyleList, TimerHdl ) ); + aInitIdle.SetInvokeHandler( LINK( this, ScAutoStyleList, InitHdl ) ); + aInitIdle.SetPriority( TaskPriority::HIGHEST ); +} + +ScAutoStyleList::~ScAutoStyleList() +{ +} + +// initial short delay (asynchronous call) + +void ScAutoStyleList::AddInitial( const ScRange& rRange, const OUString& rStyle1, + sal_uLong nTimeout, const OUString& rStyle2 ) +{ + aInitials.emplace_back( rRange, rStyle1, nTimeout, rStyle2 ); + aInitIdle.Start(); +} + +IMPL_LINK_NOARG(ScAutoStyleList, InitHdl, Timer *, void) +{ + std::vector aLocalInitials(std::move(aInitials)); + for (const auto& rInitial : aLocalInitials) + { + // apply first style immediately + pDocSh->DoAutoStyle(rInitial.aRange, rInitial.aStyle1); + + // add second style to list + if (rInitial.nTimeout) + AddEntry(rInitial.nTimeout, rInitial.aRange, rInitial.aStyle2 ); + } +} + +void ScAutoStyleList::AddEntry( sal_uLong nTimeout, const ScRange& rRange, const OUString& rStyle ) +{ + aTimer.Stop(); + sal_uLong nNow = TimeNow(); + + // Remove the first item with the same range. + std::vector::iterator itr = + ::std::find_if(aEntries.begin(), aEntries.end(), FindByRange(rRange)); + + if (itr != aEntries.end()) + aEntries.erase(itr); + + // adjust timeouts of all entries + + if (!aEntries.empty() && nNow != nTimerStart) + { + OSL_ENSURE(nNow>nTimerStart, "Time is running backwards?"); + AdjustEntries((nNow-nTimerStart)*1000); + } + + // find insert position + std::vector::iterator iter = + ::std::find_if(aEntries.begin(), aEntries.end(), FindByTimeout(nTimeout)); + + aEntries.insert(iter, ScAutoStyleData(nTimeout,rRange,rStyle)); + + // execute expired, restart timer + + ExecuteEntries(); + StartTimer(nNow); +} + +void ScAutoStyleList::AdjustEntries( sal_uLong nDiff ) // milliseconds +{ + for (auto& rEntry : aEntries) + { + if (rEntry.nTimeout <= nDiff) + rEntry.nTimeout = 0; // expired + else + rEntry.nTimeout -= nDiff; // continue counting + } +} + +void ScAutoStyleList::ExecuteEntries() +{ + // Execute and remove all items with timeout == 0 from the begin position + // until the first item with non-zero timeout value. + std::vector::iterator itr = aEntries.begin(), itrEnd = aEntries.end(); + for (; itr != itrEnd; ++itr) + { + if (itr->nTimeout) + break; + + pDocSh->DoAutoStyle(itr->aRange, itr->aStyle); + } + // At this point itr should be on the first item with non-zero timeout, or + // the end position in case all items have timeout == 0. + aEntries.erase(aEntries.begin(), itr); +} + +void ScAutoStyleList::ExecuteAllNow() +{ + aTimer.Stop(); + + for (const auto& rEntry : aEntries) + pDocSh->DoAutoStyle(rEntry.aRange, rEntry.aStyle); + + aEntries.clear(); +} + +void ScAutoStyleList::StartTimer( sal_uLong nNow ) // seconds +{ + // find first entry with Timeout != 0 + std::vector::iterator iter = + ::std::find_if(aEntries.begin(),aEntries.end(), FindNonZeroTimeout()); + + if (iter != aEntries.end()) + { + aTimer.SetTimeout(iter->nTimeout); + aTimer.Start(); + } + + nTimerStart = nNow; +} + +IMPL_LINK_NOARG(ScAutoStyleList, TimerHdl, Timer *, void) +{ + sal_uLong nNow = TimeNow(); + AdjustEntries(aTimer.GetTimeout()); // the set waiting time + ExecuteEntries(); + StartTimer(nNow); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3