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dataloader.h
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dataloader.h
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/*
Author: Marco Costalba (C) 2005-2007
Copyright: See COPYING file that comes with this distribution
*/
#ifndef DATALOADER_H
#define DATALOADER_H
#include <QProcess>
#include <QTime>
#include <QTimer>
#include <QSharedPointer>
class Git;
class QString;
class UnbufferedTemporaryFile;
// data exchange facility with 'git log' could be based on QProcess or on
// a temporary file (default). Uncomment following line to use QProcess
// #define USE_QPROCESS
class DataLoader : public QProcess
{
Q_OBJECT
public:
DataLoader(Git *git);
~DataLoader();
bool start(const QStringList &args, const QString &wd, const QString &buf);
void on_cancel();
signals:
void newDataReady();
void loaded(ulong, int, bool, const QString &, const QString &);
private slots:
void on_finished(int, QProcess::ExitStatus);
void on_timeout();
private:
Git *mGit;
void parseSingleBuffer(const QByteArray &ba);
void baAppend(QByteArray **src, const char *ascii, int len);
void addSplittedChunks(const QByteArray *halfChunk);
bool createTemporaryFile();
ulong readNewData(bool lastBuffer);
bool startProcess(QProcess *proc, QStringList args, const QString &buf = "");
QByteArray *halfChunk;
UnbufferedTemporaryFile *dataFile;
QTime loadTime;
QTimer guiUpdateTimer;
ulong loadedBytes;
bool isProcExited;
bool parsing;
bool canceling;
};
#endif