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Diffstat (limited to 'sample/telemetry-cloud-app/app/mainwindow.cpp')
-rwxr-xr-x | sample/telemetry-cloud-app/app/mainwindow.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/sample/telemetry-cloud-app/app/mainwindow.cpp b/sample/telemetry-cloud-app/app/mainwindow.cpp new file mode 100755 index 0000000..2e8796c --- /dev/null +++ b/sample/telemetry-cloud-app/app/mainwindow.cpp @@ -0,0 +1,100 @@ +/* + * Copyright (C) 2020 MERA + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "mainwindow.h" +#include "ui_mainwindow.h" +#include <QDebug> + +#include <unistd.h> +#include <sys/stat.h> +#include <nlohmann/json.hpp> + + +#include <libcloudproxy.h> +extern CloudProxyClient* g_cloudproxyclient; + + +MainWindow::MainWindow(double scale_factor, QWidget *parent) : + QMainWindow(parent), + ui(new Ui::MainWindow) +{ + ui->setupUi(scale_factor, this); + + //AGL style + setWindowFlags(Qt::FramelessWindowHint | Qt::WindowSystemMenuHint); + this->setStyleSheet( + "background-image:url(:/images/AGL_HMI_Blue_Background_NoCar-01.png) 0 0 0 0 stretch stretch; background: transparent;" ); +} + +void MainWindow::updateState(QVariant recvMsg) +{ + if (!recvMsg.isValid()) + return; + + // expected format: {"message": "bla-bla"} + std::string cloud_msg; + try + { + const std::string& msg = recvMsg.toString().toStdString(); + if (msg.empty()) + { + qDebug() << "Received message is empty"; + } + else + { + const nlohmann::json& jmsg = nlohmann::json::parse(msg); + cloud_msg = jmsg["message"].get<std::string>(); + } + } + catch (std::exception& ex) + { + qDebug() << "Can't parse incomming message: " << ex.what(); + } + + QString str = QString::asprintf("Cloud info: %s", cloud_msg.c_str()); + ui->stateLabel->setText(str); +} + +void MainWindow::startMsgButtonClick() +{ + qDebug() << "MainWindow::startMsgButtonClick()"; + + if (started) + ui->startMsgButton->setText("Start"); + else + ui->startMsgButton->setText("Stop"); + started = !started; + + if (worker) + { + worker->stop(); + worker.reset(); + qDebug() << "Worker destroyed"; + } + + if (started) + { + worker.reset(new TelemetryWorker(g_cloudproxyclient, this)); + connect(worker.get(), SIGNAL(timeout()), worker.get(), SLOT(send())); + worker->start(1001); + } +} + + +MainWindow::~MainWindow() +{ + delete ui; +} |