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//===========================================
// Lumina-desktop source code
// Copyright (c) 2017, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
// This is a simple class for launching/managing an external process in a non-interactive manner
// This object will clean itself up when finished and log all output to a particular file if designated
// otherwise it will suppress all output from the process
//===========================================
#ifndef _LUMINA_EXTERNAL_PROCESS_H
#define _LUMINA_EXTERNAL_PROCESS_H
#include <QProcess>
#include <QString>
class ExternalProcess : public QProcess{
Q_OBJECT
private slots:
void processFinished(){
//Clean up this object
this->deleteLater();
}
public:
ExternalProcess(QString logfile = "") : QProcess(){
this->setProcessChannelMode(QProcess::MergedChannels);
if(logfile.isEmpty()){
this->setStandardOutputFile(QProcess::nullDevice());
}else{
this->setStandardOutputFile(logfile);
}
//Setup the connection for automatic cleanup
connect(this, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(processFinished()) );
}
~ExternalProcess(){
}
static void launch(QString program, QStringList args = QStringList()){
//Quick launch of a process with logging disabled and automatic cleanup
ExternalProcess *tmp = new ExternalProcess();
if(args.isEmpty()){ tmp->start(program); }
else{ tmp->start(program, args); }
}
};
#endif
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