cppcheck/gui/threadhandler.h

211 lines
4.6 KiB
C++

/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2012 Daniel Marjamäki and 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
#include <QObject>
#include <QStringList>
#include <QDateTime>
#include <set>
#include "threadresult.h"
class ResultsView;
class CheckThread;
class QSettings;
class Settings;
/// @addtogroup GUI
/// @{
/**
* @brief This class handles creating threadresult and starting threads
*
*/
class ThreadHandler : public QObject {
Q_OBJECT
public:
ThreadHandler(QObject *parent = 0);
virtual ~ThreadHandler();
/**
* @brief Set the number of threads to use
* @param count The number of threads to use
*/
void SetThreadCount(const int count);
/**
* @brief Initialize the threads (connect all signals to resultsview's slots)
*
* @param view View to show error results
*/
void Initialize(ResultsView *view);
/**
* @brief Load settings
* @param settings QSettings to load settings from
*/
void LoadSettings(QSettings &settings);
/**
* @brief Save settings
* @param settings QSettings to save settings to
*/
void SaveSettings(QSettings &settings);
/**
* @brief Clear all files from cppcheck
*
*/
void ClearFiles();
/**
* @brief Set files to check
*
* @param files files to check
*/
void SetFiles(const QStringList &files);
/**
* @brief Start the threads to check the files
*
* @param settings Settings for checking
* @param recheck Should we reuse the files we checked earlier
*/
void Check(const Settings &settings, bool recheck);
/**
* @brief Is checking running?
*
* @return true if check is running, false otherwise.
*/
bool IsChecking() const;
/**
* @brief Have we checked files already?
*
* @return true check has been previously run and recheck can be done
*/
bool HasPreviousFiles() const;
/**
* @brief Return count of files we checked last time.
*
* @return count of files that were checked last time.
*/
int GetPreviousFilesCount() const;
/**
* @brief Return the time elapsed while scanning the previous time.
*
* @return the time elapsed in milliseconds.
*/
int GetPreviousScanDuration() const;
/**
* @brief Get files that should be rechecked because they have been
* changed.
*/
QStringList GetReCheckFiles() const;
signals:
/**
* @brief Signal that all threads are done
*
*/
void Done();
public slots:
/**
* @brief Slot to stop all threads
*
*/
void Stop();
protected slots:
/**
* @brief Slot that a single thread is done
*
*/
void ThreadDone();
protected:
/**
* @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;
/**
* @brief Timer used for measuring scan duration
*
*/
QTime mTime;
/**
* @brief The previous scan duration in milliseconds.
*
*/
int mScanDuration;
/**
* @brief Function to delete all threads
*
*/
void RemoveThreads();
/**
* @brief Thread results are stored here
*
*/
ThreadResult mResults;
/**
* @brief List of threads currently in use
*
*/
QList<CheckThread *> mThreads;
/**
* @brief The amount of threads currently running
*
*/
int mRunningThreadCount;
private:
/**
* @brief Check if a file needs to be rechecked. Recursively checks
* included headers. Used by GetReCheckFiles()
*/
bool NeedsReCheck(const QString &filename, std::set<QString> &modified, std::set<QString> &unmodified) const;
};
/// @}
#endif // THREADHANDLER_H