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 <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 "applicationlauncher.h"
  28 #include "applicationmodel.h"
  29 #include "appinfo.h"
  30 #include "afm_user_daemon_proxy.h"
  31 #include "qlibhomescreen.h"
  32 #include "hmi-debug.h"
  33
  34 // XXX: We want this DBus connection to be shared across the different
  35 // QML objects, is there another way to do this, a nice way, perhaps?
  36 org::AGL::afm::user *afm_user_daemon_proxy;
  37
  38 namespace {
  39
  40 struct Cleanup {
  41     static inline void cleanup(org::AGL::afm::user *p) {
  42         delete p;
  43         afm_user_daemon_proxy = Q_NULLPTR;
  44     }
  45 };
  46
  47 void noOutput(QtMsgType, const QMessageLogContext &, const QString &)
  48 {
  49 }
  50
  51 }
  52
  53 int main(int argc, char *argv[])
  54 {
  55     QString myname = QString("launcher");
  56     QGuiApplication a(argc, argv);
  57
  58     // use launch process
  59     QScopedPointer<org::AGL::afm::user, Cleanup> afm_user_daemon_proxy(new org::AGL::afm::user("org.AGL.afm.user",
  60                                                                                                "/org/AGL/afm/user",
  61                                                                                                QDBusConnection::sessionBus(),
  62                                                                                                0));
  63     ::afm_user_daemon_proxy = afm_user_daemon_proxy.data();
  64
  65     QCoreApplication::setOrganizationDomain("LinuxFoundation");
  66     QCoreApplication::setOrganizationName("AutomotiveGradeLinux");
  67     QCoreApplication::setApplicationName(myname);
  68     QCoreApplication::setApplicationVersion("0.1.0");
  69
  70     QCommandLineParser parser;
  71     parser.addPositionalArgument("port", a.translate("main", "port for binding"));
  72     parser.addPositionalArgument("secret", a.translate("main", "secret for binding"));
  73     parser.addHelpOption();
  74     parser.addVersionOption();
  75     parser.process(a);
  76     QStringList positionalArguments = parser.positionalArguments();
  77
  78     int port = 1700;
  79     QString token = "wm";
  80
  81     if (positionalArguments.length() == 2) {
  82         port = positionalArguments.takeFirst().toInt();
  83         token = positionalArguments.takeFirst();
  84     }
  85
  86     HMI_DEBUG("launcher","port = %d, token = %s", port, token.toStdString().c_str());
  87
  88     // import C++ class to QML
  89     qmlRegisterType<ApplicationModel>("AppModel", 1, 0, "ApplicationModel");
  90
  91     // DBus
  92     qDBusRegisterMetaType<AppInfo>();
  93     qDBusRegisterMetaType<QList<AppInfo> >();
  94
  95     QLibHomeScreen* homescreenHandler = new QLibHomeScreen();
  96     ApplicationLauncher *launcher = new ApplicationLauncher();
  97     QLibWindowmanager* layoutHandler = new QLibWindowmanager();
  98     if(layoutHandler->init(port,token) != 0){
  99         exit(EXIT_FAILURE);
 100     }
 101
 102     if (layoutHandler->requestSurface(myname) != 0) {
 103         exit(EXIT_FAILURE);
 104     }
 105
 106     layoutHandler->set_event_handler(QLibWindowmanager::Event_SyncDraw, [layoutHandler, myname](json_object *object) {
 107         layoutHandler->endDraw(myname);
 108     });
 109
 110     layoutHandler->set_event_handler(QLibWindowmanager::Event_Visible, [layoutHandler, launcher](json_object *object) {
 111         QString label = QString(json_object_get_string( json_object_object_get(object, "drawing_name") ));
 112         qDebug() << label;
 113         QMetaObject::invokeMethod(launcher, "setCurrent", Qt::QueuedConnection, Q_ARG(QString, label == "HomeScreen" ? "Home" : label));
 114     });
 115
 116     layoutHandler->set_event_handler(QLibWindowmanager::Event_Invisible, [layoutHandler, launcher](json_object *object) {
 117         const char* label = json_object_get_string(     json_object_object_get(object, "drawing_name") );
 118         HMI_DEBUG("launch", "surface %s Event_Invisible", label);
 119     });
 120
 121     homescreenHandler->init(port, token.toStdString().c_str());
 122
 123     homescreenHandler->set_event_handler(QLibHomeScreen::Event_TapShortcut, [layoutHandler, myname](json_object *object){
 124         json_object *appnameJ = nullptr;
 125         if(json_object_object_get_ex(object, "application_name", &appnameJ))
 126         {
 127             const char *appname = json_object_get_string(appnameJ);
 128             if(myname == appname)
 129             {
 130                 qDebug("Surface %s got tapShortcut\n", appname);
 131                 layoutHandler->activateSurface(myname);
 132             }
 133         }
 134     });
 135
 136     QUrl bindingAddress;
 137     bindingAddress.setScheme(QStringLiteral("ws"));
 138     bindingAddress.setHost(QStringLiteral("localhost"));
 139     bindingAddress.setPort(port);
 140     bindingAddress.setPath(QStringLiteral("/api"));
 141
 142     QUrlQuery query;
 143     query.addQueryItem(QStringLiteral("token"), token);
 144     bindingAddress.setQuery(query);
 145
 146     // mail.qml loading
 147     QQmlApplicationEngine engine;
 148     engine.rootContext()->setContextProperty("layoutHandler", layoutHandler);
 149     engine.rootContext()->setContextProperty("homescreenHandler", homescreenHandler);
 150     engine.rootContext()->setContextProperty("launcher", launcher);
 151     engine.load(QUrl(QStringLiteral("qrc:/Launcher.qml")));
 152
 153     QObject *root = engine.rootObjects().first();
 154     QQuickWindow *window = qobject_cast<QQuickWindow *>(root);
 155     QObject::connect(window, SIGNAL(frameSwapped()), layoutHandler, SLOT(slotActivateSurface()));
 156
 157     return a.exec();
 158 }