cppcheck/gui/threadhandler.h

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/*
* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2022 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef THREADHANDLER_H
#define THREADHANDLER_H
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#include "suppressions.h"
#include "threadresult.h"
#include <set>
#include <QDateTime>
#include <QElapsedTimer>
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#include <QObject>
#include <QStringList>
class ResultsView;
class CheckThread;
class QSettings;
class Settings;
class ImportProject;
/// @addtogroup GUI
/// @{
/**
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* @brief This class handles creating threadresult and starting threads
*
*/
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class ThreadHandler : public QObject {
Q_OBJECT
public:
explicit ThreadHandler(QObject *parent = nullptr);
virtual ~ThreadHandler();
/**
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* @brief Set the number of threads to use
* @param count The number of threads to use
*/
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void setThreadCount(const int count);
/**
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* @brief Initialize the threads (connect all signals to resultsview's slots)
*
* @param view View to show error results
*/
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void initialize(ResultsView *view);
/**
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* @brief Load settings
* @param settings QSettings to load settings from
*/
void loadSettings(const QSettings &settings);
/**
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* @brief Save settings
* @param settings QSettings to save settings to
*/
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void saveSettings(QSettings &settings) const;
void setAddonsAndTools(const QStringList &addonsAndTools) {
mAddonsAndTools = addonsAndTools;
}
void setSuppressions(const QList<Suppressions::Suppression> &s) {
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mSuppressions = s;
}
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void setClangIncludePaths(const QStringList &s) {
mClangIncludePaths = s;
}
void setDataDir(const QString &dataDir) {
mDataDir = dataDir;
}
/**
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* @brief Clear all files from cppcheck
*
*/
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void clearFiles();
/**
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* @brief Set files to check
*
* @param files files to check
*/
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void setFiles(const QStringList &files);
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/**
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* @brief Set project to check
*
* @param prj project to check
*/
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void setProject(const ImportProject &prj);
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/**
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* @brief Start the threads to check the files
*
* @param settings Settings for checking
*/
void check(const Settings &settings);
/**
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* @brief Set files to check
*
* @param all true if all files, false if modified files
*/
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void setCheckFiles(bool all);
/**
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* @brief Set selected files to check
*
* @param files list of files to be checked
*/
void setCheckFiles(const QStringList& files);
/**
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* @brief Is checking running?
*
* @return true if check is running, false otherwise.
*/
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bool isChecking() const;
/**
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* @brief Have we checked files already?
*
* @return true check has been previously run and recheck can be done
*/
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bool hasPreviousFiles() const;
/**
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* @brief Return count of files we checked last time.
*
* @return count of files that were checked last time.
*/
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int getPreviousFilesCount() const;
/**
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* @brief Return the time elapsed while scanning the previous time.
*
* @return the time elapsed in milliseconds.
*/
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int getPreviousScanDuration() const;
/**
* @brief Get files that should be rechecked because they have been
* changed.
*/
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QStringList getReCheckFiles(bool all) const;
/**
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* @brief Get start time of last check
*
* @return start time of last check
*/
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QDateTime getCheckStartTime() const;
/**
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* @brief Set start time of check
*
* @param checkStartTime saved start time of the last check
*/
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void setCheckStartTime(QDateTime checkStartTime);
signals:
/**
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* @brief Signal that all threads are done
*
*/
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void done();
void log(const QString &msg);
void debugError(const ErrorItem &item);
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void bughuntingReportLine(QString line);
public slots:
/**
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* @brief Slot to stop all threads
*
*/
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void stop();
protected slots:
/**
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* @brief Slot that a single thread is done
*
*/
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void threadDone();
protected:
/**
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* @brief List of files checked last time (used when rechecking)
*
*/
QStringList mLastFiles;
/** @brief date and time when current checking started */
QDateTime mCheckStartTime;
/**
* @brief when was the files checked the last time (used when rechecking)
*/
QDateTime mLastCheckTime;
/**
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* @brief Timer used for measuring scan duration
*
*/
QElapsedTimer mTimer;
/**
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* @brief The previous scan duration in milliseconds.
*
*/
int mScanDuration;
/**
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* @brief Function to delete all threads
*
*/
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void removeThreads();
/**
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* @brief Thread results are stored here
*
*/
ThreadResult mResults;
/**
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* @brief List of threads currently in use
*
*/
QList<CheckThread *> mThreads;
/**
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* @brief The amount of threads currently running
*
*/
int mRunningThreadCount;
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bool mAnalyseWholeProgram;
QStringList mAddonsAndTools;
QList<Suppressions::Suppression> mSuppressions;
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QStringList mClangIncludePaths;
QString mDataDir;
private:
/**
* @brief Check if a file needs to be rechecked. Recursively checks
* included headers. Used by GetReCheckFiles()
*/
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bool needsReCheck(const QString &filename, std::set<QString> &modified, std::set<QString> &unmodified) const;
};
/// @}
#endif // THREADHANDLER_H