homescreen/src/main.cpp

   1 /*
   2  * Copyright (C) 2016, 2017 Mentor Graphics Development (Deutschland) GmbH
   3  * Copyright (c) 2017, 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 <QtGui/QGuiApplication>
  21 #include <QtQml/QQmlApplicationEngine>
  22 #include <QtQml/QQmlContext>
  23 #include <QtQml/qqml.h>
  24 #include <QQuickWindow>
  25
  26 #include <qlibwindowmanager.h>
  27 #include <weather.h>
  28 #include <bluetooth.h>
  29 #include "applicationlauncher.h"
  30 #include "statusbarmodel.h"
  31 #include "afm_user_daemon_proxy.h"
  32 #include "mastervolume.h"
  33 #include "homescreenhandler.h"
  34 #include "hmi-debug.h"
  35
  36 // XXX: We want this DBus connection to be shared across the different
  37 // QML objects, is there another way to do this, a nice way, perhaps?
  38 org::AGL::afm::user *afm_user_daemon_proxy;
  39
  40 namespace {
  41
  42 struct Cleanup {
  43     static inline void cleanup(org::AGL::afm::user *p) {
  44         delete p;
  45         afm_user_daemon_proxy = Q_NULLPTR;
  46     }
  47 };
  48
  49 void noOutput(QtMsgType, const QMessageLogContext &, const QString &)
  50 {
  51 }
  52
  53 }
  54
  55 int main(int argc, char *argv[])
  56 {
  57     QGuiApplication a(argc, argv);
  58
  59     // use launch process
  60     QScopedPointer<org::AGL::afm::user, Cleanup> afm_user_daemon_proxy(new org::AGL::afm::user("org.AGL.afm.user",
  61                                                                                                "/org/AGL/afm/user",
  62                                                                                                QDBusConnection::sessionBus(),
  63                                                                                                0));
  64     ::afm_user_daemon_proxy = afm_user_daemon_proxy.data();
  65
  66     QCoreApplication::setOrganizationDomain("LinuxFoundation");
  67     QCoreApplication::setOrganizationName("AutomotiveGradeLinux");
  68     QCoreApplication::setApplicationName("HomeScreen");
  69     QCoreApplication::setApplicationVersion("0.7.0");
  70
  71     QCommandLineParser parser;
  72     parser.addPositionalArgument("port", a.translate("main", "port for binding"));
  73     parser.addPositionalArgument("secret", a.translate("main", "secret for binding"));
  74     parser.addHelpOption();
  75     parser.addVersionOption();
  76     parser.process(a);
  77     QStringList positionalArguments = parser.positionalArguments();
  78
  79     int port = 1700;
  80     QString token = "wm";
  81     QString graphic_role = "homescreen"; // defined in layers.json in Window Manager
  82
  83     if (positionalArguments.length() == 2) {
  84         port = positionalArguments.takeFirst().toInt();
  85         token = positionalArguments.takeFirst();
  86     }
  87
  88     HMI_DEBUG("HomeScreen","port = %d, token = %s", port, token.toStdString().c_str());
  89
  90     // import C++ class to QML
  91     // qmlRegisterType<ApplicationLauncher>("HomeScreen", 1, 0, "ApplicationLauncher");
  92     qmlRegisterType<StatusBarModel>("HomeScreen", 1, 0, "StatusBarModel");
  93     qmlRegisterType<MasterVolume>("MasterVolume", 1, 0, "MasterVolume");
  94
  95     ApplicationLauncher *launcher = new ApplicationLauncher();
  96     QLibWindowmanager* layoutHandler = new QLibWindowmanager();
  97     if(layoutHandler->init(port,token) != 0){
  98         exit(EXIT_FAILURE);
  99     }
 100
 101     AGLScreenInfo screenInfo(layoutHandler->get_scale_factor());
 102
 103     if (layoutHandler->requestSurface(graphic_role) != 0) {
 104         exit(EXIT_FAILURE);
 105     }
 106
 107     layoutHandler->set_event_handler(QLibWindowmanager::Event_SyncDraw, [layoutHandler, &graphic_role](json_object *object) {
 108         layoutHandler->endDraw(graphic_role);
 109     });
 110
 111     layoutHandler->set_event_handler(QLibWindowmanager::Event_ScreenUpdated, [layoutHandler, launcher](json_object *object) {
 112         json_object *jarray = json_object_object_get(object, "ids");
 113         int arrLen = json_object_array_length(jarray);
 114         for( int idx = 0; idx < arrLen; idx++)
 115         {
 116             QString label = QString(json_object_get_string(     json_object_array_get_idx(jarray, idx) ));
 117             HMI_DEBUG("HomeScreen","Event_ScreenUpdated application: %s.", label.toStdString().c_str());
 118             QMetaObject::invokeMethod(launcher, "setCurrent", Qt::QueuedConnection, Q_ARG(QString, label));
 119         }
 120     });
 121
 122     HomescreenHandler* homescreenHandler = new HomescreenHandler();
 123     homescreenHandler->init(port, token.toStdString().c_str());
 124
 125     QUrl bindingAddress;
 126     bindingAddress.setScheme(QStringLiteral("ws"));
 127     bindingAddress.setHost(QStringLiteral("localhost"));
 128     bindingAddress.setPort(port);
 129     bindingAddress.setPath(QStringLiteral("/api"));
 130
 131     QUrlQuery query;
 132     query.addQueryItem(QStringLiteral("token"), token);
 133     bindingAddress.setQuery(query);
 134
 135     // mail.qml loading
 136     QQmlApplicationEngine engine;
 137     engine.rootContext()->setContextProperty("layoutHandler", layoutHandler);
 138     engine.rootContext()->setContextProperty("homescreenHandler", homescreenHandler);
 139     engine.rootContext()->setContextProperty("launcher", launcher);
 140     engine.rootContext()->setContextProperty("weather", new Weather(bindingAddress));
 141     engine.rootContext()->setContextProperty("bluetooth", new Bluetooth(bindingAddress));
 142     engine.rootContext()->setContextProperty("screenInfo", &screenInfo);
 143     engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
 144
 145     QObject *root = engine.rootObjects().first();
 146     QQuickWindow *window = qobject_cast<QQuickWindow *>(root);
 147     QObject::connect(window, SIGNAL(frameSwapped()), layoutHandler, SLOT(slotActivateSurface()));
 148
 149     QList<QObject *> sobjs = engine.rootObjects();
 150     StatusBarModel *statusBar = sobjs.first()->findChild<StatusBarModel *>("statusBar");
 151     statusBar->init(bindingAddress, engine.rootContext());
 152
 153     return a.exec();
 154 }