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//===========================================
// Lumina-DE source code
// Copyright (c) 2016, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include <QObject>
#include <QProcess>
#include <QProcessEnvironment>
#include <LuminaUtils.h>
class LSession : public QObject{
private:
QList<QProcess*> PROCS;
bool stopping;
void startProcess(QString ID, QString command){
QString logfile = QDir::homePath()+"/.lumina/logs/"+ID+".log";
if(QFile::exists(logfile+".old")){ QFile::remove(logfile+".old"); }
if(QFile::exists(logfile)){ QFile::rename(logfile,logfile+".old"); }
QProcess *proc = new QProcess();
proc->setProcessChannelMode(QProcess::MergedChannels);
proc->setProcessEnvironment( QProcessEnvironment::systemEnvironment() );
proc->setStandardOutputFile(logfile);
proc->start(command, QIODevice::ReadOnly);
connect(proc, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(procFinished()) );
PROCS << proc;
}
private slots:
void stopall(){
stopping = true;
for(int i=0; i<PROCS.length(); i++){
if(PROCS[i]->state()!=QProcess::NotRunning){ PROCS[i]->kill(); }
}
}
void procFinished(){
//Go through and check the status on all the procs to determine which one finished
int stopped = 0;
for(int i=0; i<PROCS.length(); i++){
if(PROCS[i]->state()==QProcess::NotRunning){
stopped++;
if(!stopping){
//See if this process is the main desktop binary
if(PROCS[i]->program().section("/",-1) == "Lumina-DE"){ stopall(); } //start closing down everything
//else{ PROCS[i]->start(QIODevice::ReadOnly); } //restart the process
break;
}
}
}
if(stopping && stopped==PROCS.length()){
QCoreApplication::exit(0);
}
}
public:
LSession(){
stopping = false;
}
~LSession(){ }
void start(){
//First check for a valid installation
if( !LUtils::isValidBinary("fluxbox") || !LUtils::isValidBinary("Lumina-DE") ){
exit(1);
}
//Window Manager First
// FLUXBOX BUG BYPASS: if the ~/.fluxbox dir does not exist, it will ignore the given config file
//if(!QFile::exists(QDir::homePath()+"/.fluxbox")){ QDir dir; dir.mkpath(QDir::homePath()+"/.fluxbox"); }
//startProcess("wm", "fluxbox -rc "+QDir::homePath()+"/.lumina/fluxbox-init -no-slit -no-toolbar");
//Desktop Next
startProcess("runtime","Lumina-DE");
//ScreenSaver
if(LUtils::isValidBinary("xscreensaver")){ startProcess("screensaver","xscreensaver -no-splash"); }
//Compositing manager
if(LUtils::isValidBinary("xcompmgr")){ startProcess("compositing","xcompmgr"); }
}
};
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