void KMDBCreator::slotCancelled()
{
if (m_proc.isRunning())
m_proc.kill();
else
emit dbCreated();
}
KMDriverDB::KMDriverDB(TQObject *parent, const char *name)
: TQObject(parent,name)
{
m_creator = new KMDBCreator(this,"db-creator");
connect(m_creator,TQT_SIGNAL(dbCreated()),TQT_SLOT(slotDbCreated()));
m_entries.setAutoDelete(true);
m_pnpentries.setAutoDelete(true);
}
bool KMDBCreator::createDriverDB(const QString& dirname, const QString& filename, QWidget *parent)
{
bool started(true);
// initialize status
m_status = false;
m_firstflag = true;
// start the child process
m_proc.clearArguments();
QString exestr = KMFactory::self()->manager()->driverDbCreationProgram();
m_proc << exestr << dirname << filename;
kdDebug() << "executing : " << exestr << " " << dirname << " " << filename << endl;
QString msg;
if (exestr.isEmpty())
msg = i18n("No executable defined for the creation of the "
"driver database. This operation is not implemented.");
else if (KStandardDirs::findExe(exestr).isEmpty())
msg = i18n("The executable %1 could not be found in your "
"PATH. Check that this program exists and is "
"accessible in your PATH variable.").arg(exestr);
else if (!m_proc.start(KProcess::NotifyOnExit, KProcess::AllOutput))
msg = i18n("Unable to start the creation of the driver "
"database. The execution of %1 failed.").arg(exestr);
if (!msg.isEmpty())
{
KMManager::self()->setErrorMsg(msg);
started = false;
}
// Create the dialog if the process is running and if needed
if (started)
{
if (!m_dlg)
{
m_dlg = new QProgressDialog(parent->topLevelWidget(),"progress-dialog",true);
m_dlg->setLabelText(i18n("Please wait while KDE rebuilds a driver database."));
m_dlg->setCaption(i18n("Driver Database"));
connect(m_dlg,SIGNAL(canceled()),SLOT(slotCancelled()));
}
m_dlg->setMinimumDuration(0); // always show the dialog
m_dlg->setProgress(0); // to force showing
}
else
// be sure to emit this signal otherwise the DB widget won't never be notified
emit dbCreated();
return started;
}
void KMDBCreator::slotProcessExited(KProcess*)
{
// delete the progress dialog
if (m_dlg)
{
m_dlg->reset();
}
// set exit status
m_status = (m_proc.normalExit() && m_proc.exitStatus() == 0);
if (!m_status)
{
KMFactory::self()->manager()->setErrorMsg(i18n("Error while creating driver database: abnormal child-process termination."));
// remove the incomplete driver DB file so that, it will be
// reconstructed on next check
QFile::remove(m_proc.args()[2]);
}
//else
emit dbCreated();
}
