status-desktop/qt-example-app/main.cpp

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2021-10-08 15:56:27 +00:00
#include <QGuiApplication>
#include <QQmlApplicationEngine>
#include <QJsonDocument>
#include <QJsonObject>
#include <iostream>
extern "C"
{
#include "libstatus.h"
}
int main(int argc, char *argv[])
{
QString hello = "Hello World!";
const char* result = HashMessage(hello.toUtf8().data()); // <- HashMessage comes from libstatus.h
const auto response = QJsonDocument::fromJson(QString(result).toUtf8()).object(); // <- For now, status-go always returns json
if (!response["error"].isUndefined() || !response["error"].toString().isEmpty()){ // <- Always do error handling
std::cout << "Could not obtain hash: " << response["result"].toString().toStdString() << std::endl << std::flush;
} else {
std::cout << "Hash of HelloWorld: " << response["result"].toString().toStdString() << std::endl << std::flush;
}
// For handling signals, see:
// https://github.com/richard-ramos/status-cpp/blob/master/src/core/status.cpp#L36
// https://github.com/richard-ramos/status-cpp/blob/master/src/core/status.cpp#L124-L127
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
#endif
QGuiApplication app(argc, argv);
QQmlApplicationEngine engine;
const QUrl url(QStringLiteral("qrc:/main.qml"));
QObject::connect(
&engine, &QQmlApplicationEngine::objectCreated,
&app, [url](QObject *obj, const QUrl &objUrl)
{
if (!obj && url == objUrl)
QCoreApplication::exit(-1);
},
Qt::QueuedConnection);
engine.load(url);
return app.exec();
}