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/*
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
2 of the License, or (at your option) any later version.
*/
#include <QTextEdit>
#include <QProcess>
#include <QPushButton>
#include <QVBoxLayout>
#include <QSettings>
#include <QFileInfo>
#include <QByteArray>
#include <QFont>
#include <QRegExp>
#include <QApplication>
#include "extractordialog.h"
ExtractorDialog::ExtractorDialog(const QString &archive, const QString &extractTo, QWidget *parent, Qt::WindowFlags f) : QDialog(parent, f), mArchive(archive), mExtractTo(extractTo){
QVBoxLayout *mainLayout = new QVBoxLayout;
mOutput = new QTextEdit;
mOutput->setReadOnly(true);
mOutput->setFont(QFont("Courier new", 10));
mCancelClose = new QPushButton(tr("Close"));
connect(mCancelClose, SIGNAL(clicked()), this, SLOT(accept()));
mainLayout->addWidget(mOutput);
mainLayout->addWidget(mCancelClose);
setLayout(mainLayout);
mExtractor = new QProcess(this);
QString wTitle = QString(tr("%1 - extracting from %2")).arg(qApp->applicationName()).arg(archive);
setWindowTitle(wTitle);
setMinimumWidth(500);
start();
}
void ExtractorDialog::extractionFinished(){
mCancelClose->disconnect(SIGNAL(clicked()));
connect(mCancelClose, SIGNAL(clicked()), this, SLOT(accept()));
mCancelClose->setText(tr("Close"));
setWindowTitle(tr("Extraction finished"));
mOutput->append(tr("\nFinished.\n"));
}
void ExtractorDialog::killProcess(){
mExtractor->kill();
setClose();
}
void ExtractorDialog::writeOutput(){
if(mExtractor->canReadLine()){
mOutput->append(mExtractor->readLine());
}
}
void ExtractorDialog::start(){
QSettings s;
QString exe = s.value("paths/archiver").toString();
if(exe.isEmpty()){
mOutput->append(tr("No archive program configured!"));
return;
}
QFileInfo info(exe);
if(!info.exists() || !info.isExecutable()){
QString msg = QString(tr("Unable to call %1")).arg(exe);
mOutput->append(msg);
return;
}
QStringList args = s.value("paths/archiverargs").toStringList();
args << mArchive;
mExtractor = new QProcess(this);
mExtractor->setWorkingDirectory(mExtractTo);
mExtractor->setReadChannel(QProcess::StandardOutput);
QString startmessage = QString("Starting %1 %2\n").arg(exe).arg(args.join(" "));
mOutput->append(startmessage);
mExtractor->start(exe, args);
if(!mExtractor->waitForStarted()){
mOutput->append(tr("Failed to start extraction!\n"));
return;
}
connect(mExtractor, SIGNAL(readyRead()), this, SLOT(writeOutput()));
connect(mExtractor, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(extractionFinished()));
setCancel();
}
void ExtractorDialog::setClose(){
mCancelClose->disconnect(SIGNAL(clicked()));
connect(mCancelClose, SIGNAL(clicked()), this, SLOT(accept()));
mCancelClose->setText(tr("Close"));
}
void ExtractorDialog::setCancel(){
mCancelClose->disconnect(SIGNAL(clicked()));
connect(mCancelClose, SIGNAL(clicked()), this, SLOT(killProcess()));
mCancelClose->setText(tr("Cancel"));
}
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