191 lines
5.4 KiB
C++
191 lines
5.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <time.h>
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#include <osl/diagnose.h>
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#include <address.hxx>
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#include <autostyl.hxx>
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#include <docsh.hxx>
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static sal_uLong TimeNow() // seconds
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{
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return static_cast<sal_uLong>(time(nullptr));
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}
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namespace {
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class FindByRange
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{
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ScRange maRange;
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public:
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explicit FindByRange(const ScRange& r) : maRange(r) {}
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bool operator() (const ScAutoStyleData& rData) const { return rData.aRange == maRange; }
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};
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class FindByTimeout
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{
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sal_uLong mnTimeout;
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public:
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explicit FindByTimeout(sal_uLong n) : mnTimeout(n) {}
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bool operator() (const ScAutoStyleData& rData) const { return rData.nTimeout >= mnTimeout; }
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};
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struct FindNonZeroTimeout
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{
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bool operator() (const ScAutoStyleData& rData) const
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{
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return rData.nTimeout != 0;
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}
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};
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}
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ScAutoStyleList::ScAutoStyleList(ScDocShell* pShell)
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: pDocSh(pShell)
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, aTimer("ScAutoStyleList Timer")
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, aInitIdle("ScAutoStyleList InitIdle")
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, nTimerStart(0)
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{
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aTimer.SetInvokeHandler( LINK( this, ScAutoStyleList, TimerHdl ) );
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aInitIdle.SetInvokeHandler( LINK( this, ScAutoStyleList, InitHdl ) );
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aInitIdle.SetPriority( TaskPriority::HIGHEST );
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}
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ScAutoStyleList::~ScAutoStyleList()
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{
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}
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// initial short delay (asynchronous call)
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void ScAutoStyleList::AddInitial( const ScRange& rRange, const OUString& rStyle1,
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sal_uLong nTimeout, const OUString& rStyle2 )
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{
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aInitials.emplace_back( rRange, rStyle1, nTimeout, rStyle2 );
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aInitIdle.Start();
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}
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IMPL_LINK_NOARG(ScAutoStyleList, InitHdl, Timer *, void)
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{
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std::vector<ScAutoStyleInitData> aLocalInitials(std::move(aInitials));
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for (const auto& rInitial : aLocalInitials)
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{
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// apply first style immediately
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pDocSh->DoAutoStyle(rInitial.aRange, rInitial.aStyle1);
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// add second style to list
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if (rInitial.nTimeout)
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AddEntry(rInitial.nTimeout, rInitial.aRange, rInitial.aStyle2 );
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}
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}
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void ScAutoStyleList::AddEntry( sal_uLong nTimeout, const ScRange& rRange, const OUString& rStyle )
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{
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aTimer.Stop();
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sal_uLong nNow = TimeNow();
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// Remove the first item with the same range.
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std::vector<ScAutoStyleData>::iterator itr =
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::std::find_if(aEntries.begin(), aEntries.end(), FindByRange(rRange));
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if (itr != aEntries.end())
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aEntries.erase(itr);
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// adjust timeouts of all entries
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if (!aEntries.empty() && nNow != nTimerStart)
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{
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OSL_ENSURE(nNow>nTimerStart, "Time is running backwards?");
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AdjustEntries((nNow-nTimerStart)*1000);
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}
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// find insert position
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std::vector<ScAutoStyleData>::iterator iter =
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::std::find_if(aEntries.begin(), aEntries.end(), FindByTimeout(nTimeout));
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aEntries.insert(iter, ScAutoStyleData(nTimeout,rRange,rStyle));
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// execute expired, restart timer
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ExecuteEntries();
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StartTimer(nNow);
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}
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void ScAutoStyleList::AdjustEntries( sal_uLong nDiff ) // milliseconds
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{
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for (auto& rEntry : aEntries)
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{
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if (rEntry.nTimeout <= nDiff)
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rEntry.nTimeout = 0; // expired
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else
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rEntry.nTimeout -= nDiff; // continue counting
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}
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}
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void ScAutoStyleList::ExecuteEntries()
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{
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// Execute and remove all items with timeout == 0 from the begin position
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// until the first item with non-zero timeout value.
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std::vector<ScAutoStyleData>::iterator itr = aEntries.begin(), itrEnd = aEntries.end();
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for (; itr != itrEnd; ++itr)
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{
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if (itr->nTimeout)
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break;
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pDocSh->DoAutoStyle(itr->aRange, itr->aStyle);
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}
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// At this point itr should be on the first item with non-zero timeout, or
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// the end position in case all items have timeout == 0.
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aEntries.erase(aEntries.begin(), itr);
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}
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void ScAutoStyleList::ExecuteAllNow()
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{
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aTimer.Stop();
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for (const auto& rEntry : aEntries)
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pDocSh->DoAutoStyle(rEntry.aRange, rEntry.aStyle);
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aEntries.clear();
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}
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void ScAutoStyleList::StartTimer( sal_uLong nNow ) // seconds
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{
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// find first entry with Timeout != 0
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std::vector<ScAutoStyleData>::iterator iter =
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::std::find_if(aEntries.begin(),aEntries.end(), FindNonZeroTimeout());
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if (iter != aEntries.end())
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{
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aTimer.SetTimeout(iter->nTimeout);
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aTimer.Start();
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}
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nTimerStart = nNow;
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}
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IMPL_LINK_NOARG(ScAutoStyleList, TimerHdl, Timer *, void)
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{
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sal_uLong nNow = TimeNow();
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AdjustEntries(aTimer.GetTimeout()); // the set waiting time
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ExecuteEntries();
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StartTimer(nNow);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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