Add Qt network example source files

This commit is contained in:
CalciteM 2019-07-28 07:47:04 +08:00
parent 66491abb91
commit e6c4a55aa4
7 changed files with 678 additions and 1 deletions

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@ -18,6 +18,7 @@ CONFIG += C++11 \
INCLUDEPATH += src
SOURCES += \
src/client.cpp \
src/main.cpp \
src/boarditem.cpp \
src/gamecontroller.cpp \
@ -27,11 +28,13 @@ SOURCES += \
src/ninechessai_ab.cpp \
src/ninechesswindow.cpp \
src/pieceitem.cpp \
src/aithread.cpp
src/aithread.cpp \
src/server.cpp
HEADERS += \
src/HashNode.h \
src/boarditem.h \
src/client.h \
src/config.h \
src/gamecontroller.h \
src/gamescene.h \
@ -44,6 +47,7 @@ HEADERS += \
src/pieceitem.h \
src/manuallistview.h \
src/aithread.h \
src/server.h \
src/zobrist.h
FORMS += \

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@ -375,6 +375,7 @@
<ItemGroup>
<ClCompile Include="src\aithread.cpp" />
<ClCompile Include="src\boarditem.cpp" />
<ClCompile Include="src\client.cpp" />
<ClCompile Include="src\gamecontroller.cpp" />
<ClCompile Include="src\gamescene.cpp" />
<ClCompile Include="src\gameview.cpp" />
@ -383,6 +384,7 @@
<ClCompile Include="src\ninechessai_ab.cpp" />
<ClCompile Include="src\ninechesswindow.cpp" />
<ClCompile Include="src\pieceitem.cpp" />
<ClCompile Include="src\server.cpp" />
</ItemGroup>
<ItemGroup>
<ClInclude Include="resource.h" />
@ -424,6 +426,12 @@
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Release|x64'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include;release;\include;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\mkspecs\win32-msvc;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtWidgets;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtCore;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtGui;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtANGLE;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtMultimedia;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtNetwork;%(AdditionalIncludeDirectories)</IncludePath>
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include;release;\include;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\mkspecs\win32-msvc;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtWidgets;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtCore;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtGui;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtANGLE;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtMultimedia;D:\Qt\Qt5.11.0\5.11.0\msvc2017_64\include\QtNetwork;%(AdditionalIncludeDirectories)</IncludePath>
</QtMoc>
<QtMoc Include="src\client.h">
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;$(QTDIR)\include;.\debug;\include;$(QTDIR)\mkspecs\win32-msvc;$(QTDIR)\include\QtWidgets;$(QTDIR)\include\QtCore;$(QTDIR)\include\QtGui;$(QTDIR)\include\QtANGLE;$(QTDIR)\include\QtMultimedia;$(QTDIR)\include\QtNetwork</IncludePath>
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;$(QTDIR)\include;.\debug;\include;$(QTDIR)\mkspecs\win32-msvc;$(QTDIR)\include\QtWidgets;$(QTDIR)\include\QtCore;$(QTDIR)\include\QtGui;$(QTDIR)\include\QtANGLE;$(QTDIR)\include\QtMultimedia;$(QTDIR)\include\QtNetwork</IncludePath>
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;$(QTDIR)\include;.\release;\include;$(QTDIR)\mkspecs\win32-msvc;$(QTDIR)\include\QtWidgets;$(QTDIR)\include\QtCore;$(QTDIR)\include\QtGui;$(QTDIR)\include\QtANGLE;$(QTDIR)\include\QtMultimedia;$(QTDIR)\include\QtNetwork</IncludePath>
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Release|x64'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;$(QTDIR)\include;.\release;\include;$(QTDIR)\mkspecs\win32-msvc;$(QTDIR)\include\QtWidgets;$(QTDIR)\include\QtCore;$(QTDIR)\include\QtGui;$(QTDIR)\include\QtANGLE;$(QTDIR)\include\QtMultimedia;$(QTDIR)\include\QtNetwork</IncludePath>
</QtMoc>
<ClInclude Include="src\config.h" />
<ClInclude Include="src\graphicsconst.h" />
<ClInclude Include="src\HashMap.h" />
@ -503,6 +511,12 @@
</AdditionalInputs>
</CustomBuild>
<ClInclude Include="src\ninechessai_ab.h" />
<QtMoc Include="src\server.h">
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;$(QTDIR)\include;.\debug;\include;$(QTDIR)\mkspecs\win32-msvc;$(QTDIR)\include\QtWidgets;$(QTDIR)\include\QtCore;$(QTDIR)\include\QtGui;$(QTDIR)\include\QtANGLE;$(QTDIR)\include\QtMultimedia;$(QTDIR)\include\QtNetwork</IncludePath>
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;$(QTDIR)\include;.\debug;\include;$(QTDIR)\mkspecs\win32-msvc;$(QTDIR)\include\QtWidgets;$(QTDIR)\include\QtCore;$(QTDIR)\include\QtGui;$(QTDIR)\include\QtANGLE;$(QTDIR)\include\QtMultimedia;$(QTDIR)\include\QtNetwork</IncludePath>
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;$(QTDIR)\include;.\release;\include;$(QTDIR)\mkspecs\win32-msvc;$(QTDIR)\include\QtWidgets;$(QTDIR)\include\QtCore;$(QTDIR)\include\QtGui;$(QTDIR)\include\QtANGLE;$(QTDIR)\include\QtMultimedia;$(QTDIR)\include\QtNetwork</IncludePath>
<IncludePath Condition="'$(Configuration)|$(Platform)'=='Release|x64'">.\GeneratedFiles\$(ConfigurationName);.\GeneratedFiles;.;$(QTDIR)\include;.\release;\include;$(QTDIR)\mkspecs\win32-msvc;$(QTDIR)\include\QtWidgets;$(QTDIR)\include\QtCore;$(QTDIR)\include\QtGui;$(QTDIR)\include\QtANGLE;$(QTDIR)\include\QtMultimedia;$(QTDIR)\include\QtNetwork</IncludePath>
</QtMoc>
<ClInclude Include="src\zobrist.h" />
<ClInclude Include="ui_ninechesswindow.h" />
</ItemGroup>

View File

@ -84,6 +84,12 @@
<ClCompile Include="src\ninechessai_ab.cpp">
<Filter>Model</Filter>
</ClCompile>
<ClCompile Include="src\client.cpp">
<Filter>Control</Filter>
</ClCompile>
<ClCompile Include="src\server.cpp">
<Filter>Control</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="resource.h">
@ -294,5 +300,11 @@
<QtMoc Include="src\ninechesswindow.h">
<Filter>View</Filter>
</QtMoc>
<QtMoc Include="src\client.h">
<Filter>Control</Filter>
</QtMoc>
<QtMoc Include="src\server.h">
<Filter>Control</Filter>
</QtMoc>
</ItemGroup>
</Project>

270
NineChess/src/client.cpp Normal file
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@ -0,0 +1,270 @@
/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtWidgets>
#include <QtNetwork>
#include "client.h"
//! [0]
Client::Client(QWidget *parent)
: QDialog(parent)
, hostCombo(new QComboBox)
, portLineEdit(new QLineEdit)
, getFortuneButton(new QPushButton(tr("Get Fortune")))
, tcpSocket(new QTcpSocket(this))
{
setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
//! [0]
hostCombo->setEditable(true);
// find out name of this machine
QString name = QHostInfo::localHostName();
if (!name.isEmpty()) {
hostCombo->addItem(name);
QString domain = QHostInfo::localDomainName();
if (!domain.isEmpty())
hostCombo->addItem(name + QChar('.') + domain);
}
if (name != QLatin1String("localhost"))
hostCombo->addItem(QString("localhost"));
// find out IP addresses of this machine
QList<QHostAddress> ipAddressesList = QNetworkInterface::allAddresses();
// add non-localhost addresses
for (int i = 0; i < ipAddressesList.size(); ++i) {
if (!ipAddressesList.at(i).isLoopback())
hostCombo->addItem(ipAddressesList.at(i).toString());
}
// add localhost addresses
for (int i = 0; i < ipAddressesList.size(); ++i) {
if (ipAddressesList.at(i).isLoopback())
hostCombo->addItem(ipAddressesList.at(i).toString());
}
portLineEdit->setValidator(new QIntValidator(1, 65535, this));
auto hostLabel = new QLabel(tr("&Server name:"));
hostLabel->setBuddy(hostCombo);
auto portLabel = new QLabel(tr("S&erver port:"));
portLabel->setBuddy(portLineEdit);
statusLabel = new QLabel(tr("This examples requires that you run the "
"Fortune Server example as well."));
getFortuneButton->setDefault(true);
getFortuneButton->setEnabled(false);
auto quitButton = new QPushButton(tr("Quit"));
auto buttonBox = new QDialogButtonBox;
buttonBox->addButton(getFortuneButton, QDialogButtonBox::ActionRole);
buttonBox->addButton(quitButton, QDialogButtonBox::RejectRole);
//! [1]
in.setDevice(tcpSocket);
in.setVersion(QDataStream::Qt_4_0);
//! [1]
connect(hostCombo, &QComboBox::editTextChanged,
this, &Client::enableGetFortuneButton);
connect(portLineEdit, &QLineEdit::textChanged,
this, &Client::enableGetFortuneButton);
connect(getFortuneButton, &QAbstractButton::clicked,
this, &Client::requestNewFortune);
connect(quitButton, &QAbstractButton::clicked, this, &QWidget::close);
//! [2] //! [3]
connect(tcpSocket, &QIODevice::readyRead, this, &Client::readFortune);
//! [2] //! [4]
connect(tcpSocket, QOverload<QAbstractSocket::SocketError>::of(&QAbstractSocket::error),
//! [3]
this, &Client::displayError);
//! [4]
QGridLayout *mainLayout = nullptr;
if (QGuiApplication::styleHints()->showIsFullScreen() || QGuiApplication::styleHints()->showIsMaximized()) {
auto outerVerticalLayout = new QVBoxLayout(this);
outerVerticalLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding));
auto outerHorizontalLayout = new QHBoxLayout;
outerHorizontalLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::MinimumExpanding, QSizePolicy::Ignored));
auto groupBox = new QGroupBox(QGuiApplication::applicationDisplayName());
mainLayout = new QGridLayout(groupBox);
outerHorizontalLayout->addWidget(groupBox);
outerHorizontalLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::MinimumExpanding, QSizePolicy::Ignored));
outerVerticalLayout->addLayout(outerHorizontalLayout);
outerVerticalLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding));
} else {
mainLayout = new QGridLayout(this);
}
mainLayout->addWidget(hostLabel, 0, 0);
mainLayout->addWidget(hostCombo, 0, 1);
mainLayout->addWidget(portLabel, 1, 0);
mainLayout->addWidget(portLineEdit, 1, 1);
mainLayout->addWidget(statusLabel, 2, 0, 1, 2);
mainLayout->addWidget(buttonBox, 3, 0, 1, 2);
setWindowTitle(QGuiApplication::applicationDisplayName());
portLineEdit->setFocus();
QNetworkConfigurationManager manager;
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();
settings.endGroup();
// 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) {
config = manager.defaultConfiguration();
}
networkSession = new QNetworkSession(config, this);
connect(networkSession, &QNetworkSession::opened, this, &Client::sessionOpened);
getFortuneButton->setEnabled(false);
statusLabel->setText(tr("Opening network session."));
networkSession->open();
}
//! [5]
}
//! [5]
//! [6]
void Client::requestNewFortune()
{
getFortuneButton->setEnabled(false);
tcpSocket->abort();
//! [7]
tcpSocket->connectToHost(hostCombo->currentText(),
portLineEdit->text().toInt());
//! [7]
}
//! [6]
//! [8]
void Client::readFortune()
{
in.startTransaction();
QString nextFortune;
in >> nextFortune;
if (!in.commitTransaction())
return;
if (nextFortune == currentFortune) {
QTimer::singleShot(0, this, &Client::requestNewFortune);
return;
}
currentFortune = nextFortune;
statusLabel->setText(currentFortune);
getFortuneButton->setEnabled(true);
}
//! [8]
//! [13]
void Client::displayError(QAbstractSocket::SocketError socketError)
{
switch (socketError) {
case QAbstractSocket::RemoteHostClosedError:
break;
case QAbstractSocket::HostNotFoundError:
QMessageBox::information(this, tr("Fortune Client"),
tr("The host was not found. Please check the "
"host name and port settings."));
break;
case QAbstractSocket::ConnectionRefusedError:
QMessageBox::information(this, tr("Fortune Client"),
tr("The connection was refused by the peer. "
"Make sure the fortune server is running, "
"and check that the host name and port "
"settings are correct."));
break;
default:
QMessageBox::information(this, tr("Fortune Client"),
tr("The following error occurred: %1.")
.arg(tcpSocket->errorString()));
}
getFortuneButton->setEnabled(true);
}
//! [13]
void Client::enableGetFortuneButton()
{
getFortuneButton->setEnabled((!networkSession || networkSession->isOpen()) &&
!hostCombo->currentText().isEmpty() &&
!portLineEdit->text().isEmpty());
}
void Client::sessionOpened()
{
// Save the used configuration
QNetworkConfiguration config = networkSession->configuration();
QString id;
if (config.type() == QNetworkConfiguration::UserChoice)
id = networkSession->sessionProperty(QLatin1String("UserChoiceConfiguration")).toString();
else
id = config.identifier();
QSettings settings(QSettings::UserScope, QLatin1String("QtProject"));
settings.beginGroup(QLatin1String("QtNetwork"));
settings.setValue(QLatin1String("DefaultNetworkConfiguration"), id);
settings.endGroup();
statusLabel->setText(tr("This examples requires that you run the "
"Fortune Server example as well."));
enableGetFortuneButton();
}

96
NineChess/src/client.h Normal file
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@ -0,0 +1,96 @@
/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef CLIENT_H
#define CLIENT_H
#include <QDataStream>
#include <QDialog>
#include <QTcpSocket>
QT_BEGIN_NAMESPACE
class QComboBox;
class QLabel;
class QLineEdit;
class QPushButton;
class QTcpSocket;
class QNetworkSession;
QT_END_NAMESPACE
//! [0]
class Client : public QDialog
{
Q_OBJECT
public:
explicit Client(QWidget *parent = nullptr);
private slots:
void requestNewFortune();
void readFortune();
void displayError(QAbstractSocket::SocketError socketError);
void enableGetFortuneButton();
void sessionOpened();
private:
QComboBox *hostCombo = nullptr;
QLineEdit *portLineEdit = nullptr;
QLabel *statusLabel = nullptr;
QPushButton *getFortuneButton = nullptr;
QTcpSocket *tcpSocket = nullptr;
QDataStream in;
QString currentFortune;
QNetworkSession *networkSession = nullptr;
};
//! [0]
#endif

197
NineChess/src/server.cpp Normal file
View File

@ -0,0 +1,197 @@
/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtWidgets>
#include <QtNetwork>
#include <QtCore>
#include "server.h"
Server::Server(QWidget *parent)
: QDialog(parent)
, statusLabel(new QLabel)
{
setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
statusLabel->setTextInteractionFlags(Qt::TextBrowserInteraction);
QNetworkConfigurationManager manager;
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();
settings.endGroup();
// 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) {
config = manager.defaultConfiguration();
}
networkSession = new QNetworkSession(config, this);
connect(networkSession, &QNetworkSession::opened, this, &Server::sessionOpened);
statusLabel->setText(tr("Opening network session."));
networkSession->open();
} else {
sessionOpened();
}
//! [2]
fortunes << tr("You've been leading a dog's life. Stay off the furniture.")
<< tr("You've got to think about tomorrow.")
<< tr("You will be surprised by a loud noise.")
<< tr("You will feel hungry again in another hour.")
<< tr("You might have mail.")
<< tr("You cannot kill time without injuring eternity.")
<< tr("Computers are not intelligent. They only think they are.");
//! [2]
auto quitButton = new QPushButton(tr("Quit"));
quitButton->setAutoDefault(false);
connect(quitButton, &QAbstractButton::clicked, this, &QWidget::close);
//! [3]
connect(tcpServer, &QTcpServer::newConnection, this, &Server::sendFortune);
//! [3]
auto buttonLayout = new QHBoxLayout;
buttonLayout->addStretch(1);
buttonLayout->addWidget(quitButton);
buttonLayout->addStretch(1);
QVBoxLayout *mainLayout = nullptr;
if (QGuiApplication::styleHints()->showIsFullScreen() || QGuiApplication::styleHints()->showIsMaximized()) {
auto outerVerticalLayout = new QVBoxLayout(this);
outerVerticalLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding));
auto outerHorizontalLayout = new QHBoxLayout;
outerHorizontalLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::MinimumExpanding, QSizePolicy::Ignored));
auto groupBox = new QGroupBox(QGuiApplication::applicationDisplayName());
mainLayout = new QVBoxLayout(groupBox);
outerHorizontalLayout->addWidget(groupBox);
outerHorizontalLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::MinimumExpanding, QSizePolicy::Ignored));
outerVerticalLayout->addLayout(outerHorizontalLayout);
outerVerticalLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding));
} else {
mainLayout = new QVBoxLayout(this);
}
mainLayout->addWidget(statusLabel);
mainLayout->addLayout(buttonLayout);
setWindowTitle(QGuiApplication::applicationDisplayName());
}
void Server::sessionOpened()
{
// Save the used configuration
if (networkSession) {
QNetworkConfiguration config = networkSession->configuration();
QString id;
if (config.type() == QNetworkConfiguration::UserChoice)
id = networkSession->sessionProperty(QLatin1String("UserChoiceConfiguration")).toString();
else
id = config.identifier();
QSettings settings(QSettings::UserScope, QLatin1String("QtProject"));
settings.beginGroup(QLatin1String("QtNetwork"));
settings.setValue(QLatin1String("DefaultNetworkConfiguration"), id);
settings.endGroup();
}
//! [0] //! [1]
tcpServer = new QTcpServer(this);
if (!tcpServer->listen()) {
QMessageBox::critical(this, tr("Fortune Server"),
tr("Unable to start the server: %1.")
.arg(tcpServer->errorString()));
close();
return;
}
//! [0]
QString ipAddress;
QList<QHostAddress> ipAddressesList = QNetworkInterface::allAddresses();
// use the first non-localhost IPv4 address
for (int i = 0; i < ipAddressesList.size(); ++i) {
if (ipAddressesList.at(i) != QHostAddress::LocalHost &&
ipAddressesList.at(i).toIPv4Address()) {
ipAddress = ipAddressesList.at(i).toString();
break;
}
}
// if we did not find one, use IPv4 localhost
if (ipAddress.isEmpty())
ipAddress = QHostAddress(QHostAddress::LocalHost).toString();
statusLabel->setText(tr("The server is running on\n\nIP: %1\nport: %2\n\n"
"Run the Fortune Client example now.")
.arg(ipAddress).arg(tcpServer->serverPort()));
//! [1]
}
//! [4]
void Server::sendFortune()
{
//! [5]
QByteArray block;
QDataStream out(&block, QIODevice::WriteOnly);
out.setVersion(QDataStream::Qt_5_10);
out << fortunes[QRandomGenerator::global()->bounded(fortunes.size())];
//! [4] //! [7]
QTcpSocket *clientConnection = tcpServer->nextPendingConnection();
connect(clientConnection, &QAbstractSocket::disconnected,
clientConnection, &QObject::deleteLater);
//! [7] //! [8]
clientConnection->write(block);
clientConnection->disconnectFromHost();
//! [5]
}
//! [8]

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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef SERVER_H
#define SERVER_H
#include <QDialog>
#include <QString>
#include <QVector>
QT_BEGIN_NAMESPACE
class QLabel;
class QTcpServer;
class QNetworkSession;
QT_END_NAMESPACE
//! [0]
class Server : public QDialog
{
Q_OBJECT
public:
explicit Server(QWidget *parent = nullptr);
private slots:
void sessionOpened();
void sendFortune();
private:
QLabel *statusLabel = nullptr;
QTcpServer *tcpServer = nullptr;
QVector<QString> fortunes;
QNetworkSession *networkSession = nullptr;
};
//! [0]
#endif