SL100_FactoryTestTool/FactoryTestTool/ThirdParty/qmdnsengine-master/examples/browser/mainwindow.cpp

146 lines
4.8 KiB
C++

/*
* The MIT License (MIT)
*
* Copyright (c) 2017 Nathan Osman
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <QCheckBox>
#include <QHBoxLayout>
#include <QHeaderView>
#include <QLineEdit>
#include <QListView>
#include <QListWidget>
#include <QPushButton>
#include <QSplitter>
#include <QTableWidget>
#include <QVBoxLayout>
#include <QWidget>
#include <qmdnsengine/mdns.h>
#include <qmdnsengine/service.h>
#include "mainwindow.h"
#include "servicemodel.h"
Q_DECLARE_METATYPE(QMdnsEngine::Service)
MainWindow::MainWindow()
: mServiceModel(nullptr),
mResolver(nullptr)
{
setWindowTitle(tr("mDNS Browser"));
resize(640, 480);
mServiceType = new QLineEdit(tr("_http._tcp.local."));
mStartStop = new QPushButton(tr("Browse"));
mServices = new QListView;
mAddresses = new QListWidget;
mAttributes = new QTableWidget;
mAttributes->setSelectionBehavior(QAbstractItemView::SelectRows);
QVBoxLayout *rootLayout = new QVBoxLayout;
QWidget *widget = new QWidget;
widget->setLayout(rootLayout);
setCentralWidget(widget);
QCheckBox *any = new QCheckBox(tr("Any"));
QHBoxLayout *typeLayout = new QHBoxLayout;
typeLayout->addWidget(mServiceType, 1);
typeLayout->addWidget(any);
typeLayout->addWidget(mStartStop);
rootLayout->addLayout(typeLayout);
QSplitter *vSplitter = new QSplitter;
vSplitter->setOrientation(Qt::Vertical);
vSplitter->addWidget(mAddresses);
vSplitter->addWidget(mAttributes);
QSplitter *hSplitter = new QSplitter;
hSplitter->addWidget(mServices);
hSplitter->addWidget(vSplitter);
QHBoxLayout *servicesLayout = new QHBoxLayout;
servicesLayout->addWidget(hSplitter);
rootLayout->addLayout(servicesLayout);
connect(any, &QCheckBox::toggled, this, &MainWindow::onToggled);
connect(mStartStop, &QPushButton::clicked, this, &MainWindow::onClicked);
}
void MainWindow::onToggled(bool checked)
{
if (checked) {
mServiceType->setText(QMdnsEngine::MdnsBrowseType);
}
mServiceType->setEnabled(!checked);
}
void MainWindow::onClicked()
{
if (mServiceModel) {
mServices->setModel(nullptr);
delete mServiceModel;
mAttributes->clear();
mAttributes->setColumnCount(0);
}
mServiceModel = new ServiceModel(&mServer, mServiceType->text().toUtf8());
mServices->setModel(mServiceModel);
connect(mServices->selectionModel(), &QItemSelectionModel::selectionChanged, this, &MainWindow::onSelectionChanged);
}
void MainWindow::onSelectionChanged(const QItemSelection &selected, const QItemSelection &)
{
mAddresses->clear();
mAttributes->clear();
mAttributes->setColumnCount(0);
if (mResolver) {
delete mResolver;
mResolver = nullptr;
}
if (selected.count()) {
auto service = mServiceModel->data(selected.at(0).topLeft(), Qt::UserRole).value<QMdnsEngine::Service>();
// Show TXT values
auto attributes = service.attributes();
mAttributes->setRowCount(attributes.keys().count());
mAttributes->setColumnCount(2);
mAttributes->setHorizontalHeaderLabels({tr("Key"), tr("Value")});
mAttributes->horizontalHeader()->setStretchLastSection(true);
mAttributes->verticalHeader()->setVisible(false);
int row = 0;
for (auto i = attributes.constBegin(); i != attributes.constEnd(); ++i, ++row) {
mAttributes->setItem(row, 0, new QTableWidgetItem(QString(i.key())));
mAttributes->setItem(row, 1, new QTableWidgetItem(QString(i.value())));
}
// Resolve the address
mResolver = new QMdnsEngine::Resolver(&mServer, service.hostname(), nullptr, this);
connect(mResolver, &QMdnsEngine::Resolver::resolved, [this](const QHostAddress &address) {
mAddresses->addItem(address.toString());
});
}
}