|
|
|
@ -1,70 +1,122 @@
|
|
|
|
|
/*
|
|
|
|
|
* Copyright 2014-2020 Markus Prasser
|
|
|
|
|
*
|
|
|
|
|
* This file is part of Labcontrol.
|
|
|
|
|
*
|
|
|
|
|
* Labcontrol is free software: you can redistribute it and/or modify
|
|
|
|
|
* it under the terms of the GNU General Public License as published by
|
|
|
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
|
|
|
* (at your option) any later version.
|
|
|
|
|
*
|
|
|
|
|
* Labcontrol is distributed in the hope that it will be useful,
|
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
|
* GNU General Public License for more details.
|
|
|
|
|
*
|
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
|
* along with Labcontrol. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#include "helpmessagewindow.h"
|
|
|
|
|
#include "ui_helpmessagewindow.h"
|
|
|
|
|
|
|
|
|
|
#include <QNetworkConfigurationManager>
|
|
|
|
|
#include <QNetworkSession>
|
|
|
|
|
#include <QSettings>
|
|
|
|
|
#include <QTcpSocket>
|
|
|
|
|
|
|
|
|
|
#include <iostream>
|
|
|
|
|
|
|
|
|
|
lcHelpMessageWindow::lcHelpMessageWindow( const QString &argServerIP, const unsigned short int &argServerPort, QWidget *argParent ) :
|
|
|
|
|
QMainWindow{ argParent },
|
|
|
|
|
helpMessageSocket { new QTcpSocket{ this } },
|
|
|
|
|
serverPort{ argServerPort },
|
|
|
|
|
lc::HelpMessageWindow::HelpMessageWindow(const QString &argServerIP,
|
|
|
|
|
const uint16_t argServerPort,
|
|
|
|
|
QWidget *argParent)
|
|
|
|
|
: QMainWindow{argParent}, helpMessageSocket{new QTcpSocket{this}},
|
|
|
|
|
|
|
|
|
|
serverAddress{argServerIP},
|
|
|
|
|
ui{ new Ui::HelpMessageWindow }
|
|
|
|
|
{
|
|
|
|
|
serverPort{argServerPort}, ui{new Ui::HelpMessageWindow} {
|
|
|
|
|
ui->setupUi(this);
|
|
|
|
|
connect( ui->PBAskForHelp, &QPushButton::clicked, this, &lcHelpMessageWindow::RequestHelp );
|
|
|
|
|
connect( helpMessageSocket, &QTcpSocket::readyRead, this, &lcHelpMessageWindow::ReadHelpReply );
|
|
|
|
|
connect( helpMessageSocket, SIGNAL( error( QAbstractSocket::SocketError ) ),
|
|
|
|
|
this, SLOT( DisplayError( QAbstractSocket::SocketError ) ) );
|
|
|
|
|
|
|
|
|
|
connect(ui->PBAskForHelp, &QPushButton::clicked, this,
|
|
|
|
|
&lc::HelpMessageWindow::RequestHelp);
|
|
|
|
|
connect(helpMessageSocket, &QTcpSocket::readyRead, this,
|
|
|
|
|
&lc::HelpMessageWindow::ReadHelpReply);
|
|
|
|
|
connect(helpMessageSocket,
|
|
|
|
|
static_cast<void (QAbstractSocket::*)(QAbstractSocket::SocketError)>(
|
|
|
|
|
&QAbstractSocket::error),
|
|
|
|
|
this, &HelpMessageWindow::DisplayError);
|
|
|
|
|
|
|
|
|
|
QNetworkConfigurationManager manager;
|
|
|
|
|
if ( manager.capabilities() & QNetworkConfigurationManager::NetworkSessionRequired ) {
|
|
|
|
|
if (manager.capabilities() &
|
|
|
|
|
QNetworkConfigurationManager::NetworkSessionRequired) {
|
|
|
|
|
// Get saved network configuration
|
|
|
|
|
QSettings settings{QSettings::UserScope, QLatin1String{"QtProject"}};
|
|
|
|
|
settings.beginGroup(QLatin1String{"QtNetwork"});
|
|
|
|
|
const QString id = settings.value( QLatin1String{ "DefaultNetworkConfiguration" } ).toString();
|
|
|
|
|
const QString id =
|
|
|
|
|
settings.value(QLatin1String{"DefaultNetworkConfiguration"}).toString();
|
|
|
|
|
settings.endGroup();
|
|
|
|
|
|
|
|
|
|
// If the saved network configuration is not currently discovered use the system default
|
|
|
|
|
// If the saved network configuration is not currently discovered use the
|
|
|
|
|
// system default
|
|
|
|
|
QNetworkConfiguration config = manager.configurationFromIdentifier(id);
|
|
|
|
|
if ( ( config.state() & QNetworkConfiguration::Discovered ) != QNetworkConfiguration::Discovered ) {
|
|
|
|
|
if ((config.state() & QNetworkConfiguration::Discovered) !=
|
|
|
|
|
QNetworkConfiguration::Discovered) {
|
|
|
|
|
config = manager.defaultConfiguration();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
networkSession = new QNetworkSession{config, this};
|
|
|
|
|
connect( networkSession, &QNetworkSession::opened, this, &lcHelpMessageWindow::OpenedSession );
|
|
|
|
|
connect(networkSession, &QNetworkSession::opened, this,
|
|
|
|
|
&lc::HelpMessageWindow::OpenedSession);
|
|
|
|
|
|
|
|
|
|
networkSession->open();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
lcHelpMessageWindow::~lcHelpMessageWindow() {
|
|
|
|
|
delete ui;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void lcHelpMessageWindow::DisplayError( QAbstractSocket::SocketError socketError ) {
|
|
|
|
|
/*!
|
|
|
|
|
* \brief Destroy the HelpMessageWindow instance
|
|
|
|
|
*/
|
|
|
|
|
lc::HelpMessageWindow::~HelpMessageWindow() { delete ui; }
|
|
|
|
|
|
|
|
|
|
/*!
|
|
|
|
|
* \brief Display an error message to the user if requesting help failed
|
|
|
|
|
*
|
|
|
|
|
* \param socketError The error that occurred upon requesting help
|
|
|
|
|
*/
|
|
|
|
|
void lc::HelpMessageWindow::DisplayError(
|
|
|
|
|
const QAbstractSocket::SocketError socketError) {
|
|
|
|
|
QString errorMessage;
|
|
|
|
|
|
|
|
|
|
switch (socketError) {
|
|
|
|
|
case QAbstractSocket::RemoteHostClosedError:
|
|
|
|
|
return;
|
|
|
|
|
case QAbstractSocket::HostNotFoundError:
|
|
|
|
|
errorMessage = tr( "An error occurred: The server could not be found for error reporting:\n" );
|
|
|
|
|
errorMessage = tr("An error occurred: The server could not be found for "
|
|
|
|
|
"error reporting:\n");
|
|
|
|
|
break;
|
|
|
|
|
case QAbstractSocket::ConnectionRefusedError:
|
|
|
|
|
errorMessage = tr( "An error occurred: The connection was refused by the laboratory server:\n" );
|
|
|
|
|
errorMessage = tr("An error occurred: The connection was refused by the "
|
|
|
|
|
"laboratory server:\n");
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
errorMessage = tr("The following error occured:\n");
|
|
|
|
|
}
|
|
|
|
|
errorMessage.append(tr("%1").arg(helpMessageSocket->errorString()));
|
|
|
|
|
errorMessage.append( "\n\nPlease raise your hand to notify the experimenters." );
|
|
|
|
|
errorMessage.append(
|
|
|
|
|
"\n\nPlease raise your hand to notify the experimenters.");
|
|
|
|
|
|
|
|
|
|
ui->LSendingSuccess->setText(errorMessage);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void lcHelpMessageWindow::OpenedSession() {
|
|
|
|
|
/*!
|
|
|
|
|
* \brief Handle the opening of a new QNetworkSession session
|
|
|
|
|
*/
|
|
|
|
|
void lc::HelpMessageWindow::OpenedSession() {
|
|
|
|
|
// Save the used configuration
|
|
|
|
|
QNetworkConfiguration config = networkSession->configuration();
|
|
|
|
|
QString id;
|
|
|
|
|
if (config.type() == QNetworkConfiguration::UserChoice)
|
|
|
|
|
id = networkSession->sessionProperty( QLatin1String{ "UserChoiceConfiguration" } ).toString();
|
|
|
|
|
id = networkSession
|
|
|
|
|
->sessionProperty(QLatin1String{"UserChoiceConfiguration"})
|
|
|
|
|
.toString();
|
|
|
|
|
else
|
|
|
|
|
id = config.identifier();
|
|
|
|
|
|
|
|
|
@ -74,13 +126,18 @@ void lcHelpMessageWindow::OpenedSession() {
|
|
|
|
|
settings.endGroup();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void lcHelpMessageWindow::ReadHelpReply() {
|
|
|
|
|
QDataStream in( helpMessageSocket );
|
|
|
|
|
/*!
|
|
|
|
|
* \brief Read help request reply from laboratory server and notify user
|
|
|
|
|
*/
|
|
|
|
|
void lc::HelpMessageWindow::ReadHelpReply() {
|
|
|
|
|
QDataStream in{helpMessageSocket};
|
|
|
|
|
in.setVersion(QDataStream::Qt_5_2);
|
|
|
|
|
|
|
|
|
|
if (blockSize == 0) {
|
|
|
|
|
if ( helpMessageSocket->bytesAvailable() < ( int )sizeof( quint16 ) )
|
|
|
|
|
if (helpMessageSocket->bytesAvailable() <
|
|
|
|
|
static_cast<int>(sizeof(quint16))) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
in >> blockSize;
|
|
|
|
|
}
|
|
|
|
@ -93,14 +150,21 @@ void lcHelpMessageWindow::ReadHelpReply() {
|
|
|
|
|
in >> serverAnswer;
|
|
|
|
|
|
|
|
|
|
if (serverAnswer == "Help demand retrieved.") {
|
|
|
|
|
ui->LSendingSuccess->setText( tr( "Help message successfully sent.\nPlease wait for the experimenter to show up at your booth." ) );
|
|
|
|
|
ui->LSendingSuccess->setText(
|
|
|
|
|
tr("Help message successfully sent.\nPlease wait for the experimenter "
|
|
|
|
|
"to show up at your booth."));
|
|
|
|
|
ui->PBAskForHelp->setEnabled(false);
|
|
|
|
|
} else {
|
|
|
|
|
ui->LSendingSuccess->setText( tr( "An error occurred sending the help message. Please raise your arm.\n\n'%1'" ).arg( serverAnswer ) );
|
|
|
|
|
ui->LSendingSuccess->setText(tr("An error occurred sending the help "
|
|
|
|
|
"message. Please raise your arm.\n\n'%1'")
|
|
|
|
|
.arg(serverAnswer));
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void lcHelpMessageWindow::RequestHelp() {
|
|
|
|
|
/*!
|
|
|
|
|
* \brief Request help from the laboratory server just by connecting to it
|
|
|
|
|
*/
|
|
|
|
|
void lc::HelpMessageWindow::RequestHelp() {
|
|
|
|
|
blockSize = 0;
|
|
|
|
|
helpMessageSocket->abort();
|
|
|
|
|
helpMessageSocket->connectToHost(serverAddress, serverPort);
|
|
|
|
|