tools/runonphone/symbianutils/trkdevice.h
branchRCL_3
changeset 7 3f74d0d4af4c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/runonphone/symbianutils/trkdevice.h	Thu Apr 08 14:19:33 2010 +0300
@@ -0,0 +1,138 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the tools applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef TRKDEVICE_H
+#define TRKDEVICE_H
+
+#include "symbianutils_global.h"
+#include "callback.h"
+
+#include <QtCore/QObject>
+#include <QtCore/QVariant>
+#include <QtCore/QByteArray>
+#include <QtCore/QSharedPointer>
+
+QT_BEGIN_NAMESPACE
+class QIODevice;
+QT_END_NAMESPACE
+
+namespace trk {
+
+struct TrkResult;
+struct TrkMessage;
+struct TrkDevicePrivate;
+
+/* TrkDevice: Implements a Windows COM or Linux device for
+ * Trk communications. Provides synchronous write and asynchronous
+ * read operation.
+ * The serialFrames property specifies whether packets are encapsulated in
+ * "0x90 <length>" frames, which is currently the case for serial ports. 
+ * Contains a write message queue allowing
+ * for queueing messages with a notification callback. If the message receives
+ * an ACK, the callback is invoked.
+ * The special message TRK_WRITE_QUEUE_NOOP_CODE code can be used for synchronisation.
+ * The respective  message will not be sent, the callback is just invoked. */
+
+enum { TRK_WRITE_QUEUE_NOOP_CODE = 0x7f };
+
+typedef trk::Callback<const TrkResult &> TrkCallback;
+
+class SYMBIANUTILS_EXPORT TrkDevice : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(bool serialFrame READ serialFrame WRITE setSerialFrame)
+    Q_PROPERTY(bool verbose READ verbose WRITE setVerbose)
+    Q_PROPERTY(QString port READ port WRITE setPort)
+public:
+    explicit TrkDevice(QObject *parent = 0);
+    virtual ~TrkDevice();
+
+    bool open(QString *errorMessage);
+    bool isOpen() const;
+
+    QString port() const;
+    void setPort(const QString &p);
+
+    QString errorString() const;
+
+    bool serialFrame() const;
+    void setSerialFrame(bool f);
+
+    int verbose() const;
+    void setVerbose(int b);
+
+    // Enqueue a message with a notification callback.
+    void sendTrkMessage(unsigned char code,
+                        TrkCallback callBack = TrkCallback(),
+                        const QByteArray &data = QByteArray(),
+                        const QVariant &cookie = QVariant());
+
+    // Enqeue an initial ping
+    void sendTrkInitialPing();
+
+    // Send an Ack synchronously, bypassing the queue
+    bool sendTrkAck(unsigned char token);
+
+signals:
+    void messageReceived(const trk::TrkResult &result);
+    // Emitted with the contents of messages enclosed in 07e, not for log output
+    void rawDataReceived(const QByteArray &data);
+    void error(const QString &msg);
+    void logMessage(const QString &msg);
+
+private slots:
+    void slotMessageReceived(const trk::TrkResult &result, const QByteArray &a);
+
+protected slots:
+    void emitError(const QString &msg);
+    void emitLogMessage(const QString &msg);
+
+public slots:
+    void close();
+
+private:
+    void readMessages();
+    TrkDevicePrivate *d;
+};
+
+} // namespace trk
+
+#endif // TRKDEVICE_H