launcher/src/main.cpp

   1 /*
   2  * Copyright (C) 2016, 2017 Mentor Graphics Development (Deutschland) GmbH
   3  * Copyright (c) 2018 TOYOTA MOTOR CORPORATION
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17
  18 #include <QGuiApplication>
  19 #include <QCommandLineParser>
  20 #include <QtCore/QUrlQuery>
  21 #include <QtGui/QGuiApplication>
  22 #include <QtQml/QQmlApplicationEngine>
  23 #include <QtQml/QQmlContext>
  24 #include <QtQml/qqml.h>
  25 #include <QQuickWindow>
  26 #include <QThread>
  27
  28 #include <qlibwindowmanager.h>
  29 #include "applicationmodel.h"
  30 #include "appinfo.h"
  31 #include "homescreenhandler.h"
  32 #include "hmi-debug.h"
  33
  34 int main(int argc, char *argv[])
  35 {
  36     QString myname = QString("launcher");
  37     QGuiApplication a(argc, argv);
  38
  39     QCoreApplication::setOrganizationDomain("LinuxFoundation");
  40     QCoreApplication::setOrganizationName("AutomotiveGradeLinux");
  41     QCoreApplication::setApplicationName(myname);
  42     QCoreApplication::setApplicationVersion("0.1.0");
  43
  44     QCommandLineParser parser;
  45     parser.addPositionalArgument("port", a.translate("main", "port for binding"));
  46     parser.addPositionalArgument("secret", a.translate("main", "secret for binding"));
  47     parser.addHelpOption();
  48     parser.addVersionOption();
  49     parser.process(a);
  50     QStringList positionalArguments = parser.positionalArguments();
  51
  52     int port = 1700;
  53     QString token = "wm";
  54
  55     if (positionalArguments.length() == 2) {
  56         port = positionalArguments.takeFirst().toInt();
  57         token = positionalArguments.takeFirst();
  58     }
  59
  60     HMI_DEBUG("launcher","port = %d, token = %s", port, token.toStdString().c_str());
  61
  62     // import C++ class to QML
  63     qmlRegisterType<ApplicationModel>("AppModel", 1, 0, "ApplicationModel");
  64
  65     QLibWindowmanager* layoutHandler = new QLibWindowmanager();
  66     if(layoutHandler->init(port,token) != 0){
  67         exit(EXIT_FAILURE);
  68     }
  69
  70     AGLScreenInfo screenInfo(layoutHandler->get_scale_factor());
  71
  72     if (layoutHandler->requestSurface(myname) != 0) {
  73         exit(EXIT_FAILURE);
  74     }
  75
  76     layoutHandler->set_event_handler(QLibWindowmanager::Event_SyncDraw, [layoutHandler, myname](json_object *object) {
  77         layoutHandler->endDraw(myname);
  78     });
  79
  80     HomescreenHandler* homescreenHandler = new HomescreenHandler();
  81     homescreenHandler->init(port, token.toStdString().c_str(), layoutHandler, myname);
  82
  83     QUrl bindingAddress;
  84     bindingAddress.setScheme(QStringLiteral("ws"));
  85     bindingAddress.setHost(QStringLiteral("localhost"));
  86     bindingAddress.setPort(port);
  87     bindingAddress.setPath(QStringLiteral("/api"));
  88
  89     QUrlQuery query;
  90     query.addQueryItem(QStringLiteral("token"), token);
  91     bindingAddress.setQuery(query);
  92
  93     const QByteArray hack_delay = qgetenv("HMI_LAUNCHER_STARTUP_DELAY");
  94     int delay_time = 1;
  95
  96     if (!hack_delay.isEmpty()) {
  97        delay_time = (QString::fromLocal8Bit(hack_delay)).toInt();
  98     }
  99
 100     QThread::sleep(delay_time);
 101     qDebug("Sleep %d sec to resolve race condtion between HomeScreen and Launcher", delay_time);
 102
 103     // mail.qml loading
 104     QQmlApplicationEngine engine;
 105     engine.rootContext()->setContextProperty(QStringLiteral("layoutHandler"), layoutHandler);
 106     engine.rootContext()->setContextProperty(QStringLiteral("homescreenHandler"), homescreenHandler);
 107     engine.rootContext()->setContextProperty(QStringLiteral("screenInfo"), &screenInfo);
 108     engine.load(QUrl(QStringLiteral("qrc:/Launcher.qml")));
 109     homescreenHandler->getRunnables();
 110
 111     QObject *root = engine.rootObjects().first();
 112     QQuickWindow *window = qobject_cast<QQuickWindow *>(root);
 113     QObject::connect(window, SIGNAL(frameSwapped()), layoutHandler, SLOT(slotActivateSurface()));
 114
 115     return a.exec();
 116 }