134 lines
4.3 KiB
C++
134 lines
4.3 KiB
C++
#include "qxtserialdevice.h"
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/****************************************************************************
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** Copyright (c) 2006 - 2011, the LibQxt project.
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** See the Qxt AUTHORS file for a list of authors and copyright holders.
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** * Neither the name of the LibQxt project nor the
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** names of its contributors may be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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** DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**
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** <http://libqxt.org> <foundation@libqxt.org>
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*****************************************************************************/
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#include "qxtserialdevice_p.h"
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QxtSerialDevicePrivate::QxtSerialDevicePrivate() {
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fd = -1;
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notifier = 0;
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}
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/**
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* Creates a new QxtSerialDevice with the specified parent and sets the device name to \a device.
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*/
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QxtSerialDevice::QxtSerialDevice(const QString& device, QObject* parent) : QIODevice(parent) {
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QXT_INIT_PRIVATE(QxtSerialDevice);
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setDeviceName(device);
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setBaud(Baud9600);
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}
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/**
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* Creates a new QxtSerialDevice with the specified parent.
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*/
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QxtSerialDevice::QxtSerialDevice(QObject* parent) : QIODevice(parent) {
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QXT_INIT_PRIVATE(QxtSerialDevice);
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setBaud(Baud9600);
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}
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/**
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* \reimp
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*/
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bool QxtSerialDevice::atEnd() const {
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return (bytesAvailable() == 0);
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}
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/**
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* \reimp
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*/
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bool QxtSerialDevice::canReadLine() const {
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if(QIODevice::canReadLine()) return true;
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if(openMode() & QIODevice::Unbuffered) return false;
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if(qxt_d().constFillBuffer()) return false;
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return qxt_d().buffer.contains('\n');
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}
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/**
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* \reimp
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*/
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bool QxtSerialDevice::isSequential() const {
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return true;
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}
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/**
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* Sets the device name to \a device. This is a device node like "/dev/ttyS0" on UNIX or a device name like "COM1" on Windows.
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* \sa deviceName
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*/
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void QxtSerialDevice::setDeviceName(const QString& device) {
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qxt_d().device = device;
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}
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/**
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* Returns the current device name.
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* \sa device
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*/
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QString QxtSerialDevice::deviceName() const {
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return qxt_d().device;
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}
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/**
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* Returns the file descriptor for the open device. If the device is not open, this function returns -1.
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*/
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int QxtSerialDevice::handle() const {
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if(!isOpen()) return -1;
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return qxt_d().fd;
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}
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bool QxtSerialDevice::open(const QString& device, OpenMode mode) {
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setDeviceName(device);
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return(open(mode));
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}
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bool QxtSerialDevice::setPortSettings(PortSettings setup) {
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qxt_d().portSettings = setup;
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return qxt_d().setPortSettings(setup);
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}
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QxtSerialDevice::PortSettings QxtSerialDevice::portSettings() const {
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return qxt_d().portSettings;
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}
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QxtSerialDevice::PortSetting QxtSerialDevice::dataBits() const {
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return PortSetting(int(qxt_d().portSettings & BitMask));
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}
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QxtSerialDevice::PortSetting QxtSerialDevice::flowControl() const {
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return PortSetting(int(qxt_d().portSettings & FlowMask));
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}
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QxtSerialDevice::PortSetting QxtSerialDevice::parity() const {
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return PortSetting(int(qxt_d().portSettings & ParityMask));
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}
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QxtSerialDevice::PortSetting QxtSerialDevice::stopBits() const {
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return PortSetting(int(qxt_d().portSettings & StopMask));
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}
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