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Merge branch 'master' of git@scm.dev.nokia.troll.no:creator/mainline

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This commit is contained in:
Erik Verbruggen
2009-09-24 12:55:33 +02:00
parent f358034f8b c839f4b1e1
commit dabd7272bf
1 changed files with 22 additions and 6 deletions
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28
src/shared/trk/trkdevice.cpp
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@@ -486,6 +486,7 @@ public:
signals:
void error(const QString &);
void dataReceived(char c);
void dataReceived(const QByteArray &data);
public slots:
void terminate();
@@ -514,11 +515,23 @@ WinReaderThread::~WinReaderThread()
// Return 0 to continue or error code
int WinReaderThread::tryRead()
{
enum { BufSize = 1024 };
char buffer[BufSize];
// Check if there are already bytes waiting. If not, wait for first byte
COMSTAT comStat;
if (!ClearCommError(m_context->device, NULL, &comStat)){
emit error(QString::fromLatin1("ClearCommError failed: %1").arg(winErrorMessage(GetLastError())));
return -7;
}
const DWORD bytesToRead = qMax(DWORD(1), qMin(comStat.cbInQue, DWORD(BufSize)));
// Trigger read
char c;
DWORD bytesRead = 0;
if (ReadFile(m_context->device, &c, 1, &bytesRead, &m_context->readOverlapped)) {
emit dataReceived(c);
if (ReadFile(m_context->device, &buffer, bytesToRead, &bytesRead, &m_context->readOverlapped)) {
if (bytesRead == 1) {
emit dataReceived(buffer[0]);
} else {
emit dataReceived(QByteArray(buffer, bytesRead));
}
return 0;
}
const DWORD readError = GetLastError();
@@ -540,7 +553,11 @@ int WinReaderThread::tryRead()
emit error(QString::fromLatin1("GetOverlappedResult failed: %1").arg(winErrorMessage(GetLastError())));
return -3;
}
emit dataReceived(c);
if (bytesRead == 1) {
emit dataReceived(buffer[0]);
} else {
emit dataReceived(QByteArray(buffer, bytesRead));
}
return 0;
}
@@ -787,10 +804,9 @@ bool TrkDevice::open(const QString &port, QString *errorMessage)
#ifdef Q_OS_WIN
connect(d->readerThread.data(), SIGNAL(dataReceived(char)),
this, SLOT(dataReceived(char)), Qt::QueuedConnection);
#else
#endif
connect(d->readerThread.data(), SIGNAL(dataReceived(QByteArray)),
this, SLOT(dataReceived(QByteArray)), Qt::QueuedConnection);
#endif
d->readerThread->start();
d->writerThread = QSharedPointer<WriterThread>(new WriterThread(d->deviceContext));