Thread::Thread( QObject * const parent )
: QThread( parent )
{
// we need a class that receives signals from other threads and emits a signal in response
m_shutDownHelper = new QSignalMapper;
m_shutDownHelper->setMapping( this, 0 );
connect( this, SIGNAL(started()), this, SLOT(setReadyStatus()), Qt::DirectConnection );
connect( this, SIGNAL(aboutToStop()), m_shutDownHelper, SLOT(map()));
}
void Run::run()
{
while (vm->hasMoreInstructions()) {
if (mustStop()) {
break;
}
vm->evaluateNextInstruction();
if (vm->error().length()>0 && !stoppingFlag_) {
int lineNo = vm->effectiveLineNo();
std::pair<quint32,quint32> colNo =
vm->effectiveColumn();
emit lineChanged(lineNo, colNo.first, colNo.second);
emit error(QString::fromStdWString(vm->error()));
break;
}
}
if (vm->error().length() == 0 && !stoppingFlag_ &&
vm->entryPoint() == KumirVM::EP_Testing)
{
qApp->setProperty("returnCode", vm->returnCode());
}
// bool wasError = vm->error().length()>0;
// Unclosed files is an error only if program reached end
bool unclosedFilesIsNotError = stoppingFlag_ || vm->hasMoreInstructions();
// Must close all files if program reached end or user terminated
bool programFinished = stoppingFlag_ || !vm->hasMoreInstructions() || vm->error().length();
// __check_for_unclosed_files__st_funct(unclosedFilesIsNotError, closeUnclosedFiles);
// vm->updateStFunctError();
// if (!wasError && vm->error().length()>0) {
// emit lineChanged(vm->effectiveLineNo());
// emit error(QString::fromStdWString(vm->error()));
// }
if (programFinished)
Kumir::finalizeStandardLibrary();
emit aboutToStop();
}
// puts a command to stop processing in the event queue of worker thread
void Thread::stop()
{
emit aboutToStop();
}
