forked from qt-creator/qt-creator
124 lines
4.1 KiB
C++
124 lines
4.1 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2017 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#include "cppprojectupdater.h"
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#include "cppmodelmanager.h"
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#include "cppprojectinfogenerator.h"
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#include <projectexplorer/toolchainmanager.h>
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#include <utils/qtcassert.h>
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#include <utils/runextensions.h>
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#include <QFutureInterface>
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namespace CppTools {
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CppProjectUpdater::CppProjectUpdater()
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{
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connect(&m_generateFutureWatcher,
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&QFutureWatcher<ProjectInfo>::finished,
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this,
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&CppProjectUpdater::onProjectInfoGenerated);
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}
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CppProjectUpdater::~CppProjectUpdater()
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{
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cancelAndWaitForFinished();
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}
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void CppProjectUpdater::update(const ProjectExplorer::ProjectUpdateInfo &projectUpdateInfo)
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{
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// Stop previous update.
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cancelAndWaitForFinished();
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m_projectUpdateInfo = projectUpdateInfo;
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// Ensure that we do not operate on a deleted toolchain.
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using namespace ProjectExplorer;
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connect(ToolChainManager::instance(), &ToolChainManager::toolChainRemoved,
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this, &CppProjectUpdater::onToolChainRemoved);
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// Run the project info generator in a worker thread and continue if that one is finished.
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m_generateFuture = Utils::runAsync([=](QFutureInterface<ProjectInfo> &futureInterface) {
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ProjectUpdateInfo fullProjectUpdateInfo = projectUpdateInfo;
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if (fullProjectUpdateInfo.rppGenerator)
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fullProjectUpdateInfo.rawProjectParts = fullProjectUpdateInfo.rppGenerator();
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Internal::ProjectInfoGenerator generator(futureInterface, fullProjectUpdateInfo);
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futureInterface.reportResult(generator.generate());
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});
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m_generateFutureWatcher.setFuture(m_generateFuture);
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}
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void CppProjectUpdater::cancel()
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{
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m_generateFutureWatcher.setFuture({});
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m_generateFuture.cancel();
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m_updateFuture.cancel();
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}
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void CppProjectUpdater::cancelAndWaitForFinished()
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{
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cancel();
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if (m_generateFuture.isRunning())
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m_generateFuture.waitForFinished();
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if (m_updateFuture.isRunning())
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m_updateFuture.waitForFinished();
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}
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void CppProjectUpdater::onToolChainRemoved(ProjectExplorer::ToolChain *t)
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{
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QTC_ASSERT(t, return);
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if (t == m_projectUpdateInfo.cToolChain || t == m_projectUpdateInfo.cxxToolChain)
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cancelAndWaitForFinished();
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}
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void CppProjectUpdater::onProjectInfoGenerated()
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{
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// From now on we do not access the toolchain anymore, so disconnect.
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using namespace ProjectExplorer;
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disconnect(ToolChainManager::instance(), &ToolChainManager::toolChainRemoved,
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this, &CppProjectUpdater::onToolChainRemoved);
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if (m_generateFutureWatcher.isCanceled() || m_generateFutureWatcher.future().resultCount() < 1)
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return;
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m_updateFuture = CppModelManager::instance()->updateProjectInfo(
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m_generateFutureWatcher.result());
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}
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CppProjectUpdaterFactory::CppProjectUpdaterFactory()
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{
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setObjectName("CppProjectUpdaterFactory");
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}
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CppProjectUpdaterInterface *CppProjectUpdaterFactory::create()
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{
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return new CppProjectUpdater;
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}
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} // namespace CppTools
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