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109 lines
3.0 KiB
109 lines
3.0 KiB
/* |
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* Unofficial Qt Serial Port Library |
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* |
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* Copyright (c) 2010 Inbiza Systems Inc. All rights reserved. |
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* |
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* This program is free software: you can redistribute it and/or modify it |
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* under the terms of the GNU Lesser General Public License as published by the |
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* Free Software Foundation, either version 3 of the License, or (at your |
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* option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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* more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/> |
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* |
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* author labs@inbiza.com |
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* @brief Declares platform dependent attributes and methods of qserialport. |
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*/ |
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#ifndef TNX_QSERIALPORTNATIVE_H__ |
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#define TNX_QSERIALPORTNATIVE_H__ |
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#include <QObject> |
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#include <QString> |
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#include <QIODevice> |
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#include <QSharedPointer> |
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#include "qportsettings.h" |
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class QSocketNotifier; |
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class QMutex; |
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namespace TNX { |
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class TermiosHelper; |
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class CommDCBHelper; |
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class QWinCommEvtNotifier; |
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class WinCommEvtBreaker; |
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#ifdef TNX_POSIX_SERIAL_PORT |
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typedef int HND; |
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typedef QSocketNotifier NativeReadNotifier; |
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typedef TermiosHelper NativePortSettingsHelper; |
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#elif defined(TNX_WINDOWS_SERIAL_PORT) |
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# include <windows.h> |
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typedef HANDLE HND; |
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typedef QWinCommEvtNotifier NativeReadNotifier; |
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typedef CommDCBHelper NativePortSettingsHelper; |
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#else |
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#error Unsupported platform. |
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#endif |
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/** |
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* Platform dependent implementation of the functionalities required by the |
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* QSerialPort class. |
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*/ |
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class QSerialPortNative : public QIODevice |
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{ |
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Q_OBJECT |
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public: |
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QSerialPortNative(const QString &portName, QObject *parent = 0); |
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QSerialPortNative(const QString &portName, const QPortSettings &settings, QObject *parent = 0); |
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virtual ~QSerialPortNative() |
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{} |
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// methods need to be implemented by platform dependent QSerialPortNative class |
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protected: |
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bool open_impl(); |
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void close_impl(); |
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/** Gets the error message related to the last error occurred. */ |
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QString lastErrorText_impl() const; |
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/** Gets the last native error. */ |
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int lastError_impl() const; |
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qint64 bytesAvailable_impl() const; |
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int waitForReadyRead_impl(int timeout); |
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bool flushInBuffer_impl(); |
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bool flushOutBuffer_impl(); |
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bool sendBreak_impl(int timeout); |
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qint64 readData_impl(char *data, qint64 maxlen); |
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qint64 writeData_impl(const char *data, qint64 len); |
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protected: |
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QString portName_; |
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QPortSettings portSettings_; |
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CommTimeouts commTimeouts_; |
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HND fileDescriptor_; |
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NativePortSettingsHelper *portHelper_; |
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NativeReadNotifier *readNotifier_; |
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#if defined(Q_OS_WIN32) || defined(Q_OS_WIN) // Overlapped I/O is not supported on WinCE |
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OVERLAPPED ovRead_; |
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OVERLAPPED ovWrite_; |
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#elif defined(Q_OS_WINCE) |
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static WinCommEvtBreaker *waitBreakerThread_; |
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static QMutex *mutex_; |
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#endif |
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Q_DISABLE_COPY(QSerialPortNative) |
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}; |
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} // namespace |
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#endif // TNX_QSERIALPORTNATIVE_H__
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