app/main.cpp

   1 /*
   2  * Copyright (C) 2016 The Qt Company Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <QtCore/QDebug>
  18 #include <QtCore/QCommandLineParser>
  19 #include <QtCore/QUrlQuery>
  20 #include <QtGui/QGuiApplication>
  21 #include <QtQml/QQmlApplicationEngine>
  22 #include <QtQml/QQmlContext>
  23 #include <QtQuickControls2/QQuickStyle>
  24 #include <QQuickWindow>
  25 #include <libhomescreen.hpp>
  26 #include "qlibwindowmanager.h"
  27
  28 int main(int argc, char *argv[])
  29 {
  30     std::string myname = std::string("HVAC");
  31
  32     QGuiApplication app(argc, argv);
  33     app.setApplicationName(myname.c_str());
  34     app.setApplicationVersion(QStringLiteral("0.1.0"));
  35     app.setOrganizationDomain(QStringLiteral("automotivelinux.org"));
  36     app.setOrganizationName(QStringLiteral("AutomotiveGradeLinux"));
  37
  38     QQuickStyle::setStyle("AGL");
  39
  40     QCommandLineParser parser;
  41     parser.addPositionalArgument("port", app.translate("main", "port for binding"));
  42     parser.addPositionalArgument("secret", app.translate("main", "secret for binding"));
  43     parser.addHelpOption();
  44     parser.addVersionOption();
  45     parser.process(app);
  46     QStringList positionalArguments = parser.positionalArguments();
  47
  48     QQmlApplicationEngine engine;
  49     if (positionalArguments.length() == 2) {
  50         int port = positionalArguments.takeFirst().toInt();
  51         QString secret = positionalArguments.takeFirst();
  52         QUrl bindingAddress;
  53         bindingAddress.setScheme(QStringLiteral("ws"));
  54         bindingAddress.setHost(QStringLiteral("localhost"));
  55         bindingAddress.setPort(port);
  56         bindingAddress.setPath(QStringLiteral("/api"));
  57         QUrlQuery query;
  58         query.addQueryItem(QStringLiteral("token"), secret);
  59         bindingAddress.setQuery(query);
  60         QQmlContext *context = engine.rootContext();
  61         context->setContextProperty(QStringLiteral("bindingAddress"), bindingAddress);
  62
  63         std::string token = secret.toStdString();
  64         LibHomeScreen* hs = new LibHomeScreen();
  65         QLibWindowmanager* qwm = new QLibWindowmanager();
  66
  67         // WindowManager
  68         if(qwm->init(port,secret) != 0){
  69             exit(EXIT_FAILURE);
  70         }
  71         // Request a surface as described in layers.json windowmanager’s file
  72         if (qwm->requestSurface(json_object_new_string(myname.c_str())) != 0) {
  73             exit(EXIT_FAILURE);
  74         }
  75         // Create an event callback against an event type. Here a lambda is called when SyncDraw event occurs
  76         qwm->set_event_handler(QLibWindowmanager::Event_SyncDraw, [qwm, myname](json_object *object) {
  77             fprintf(stderr, "Surface got syncDraw!\n");
  78             qwm->endDraw(json_object_new_string(myname.c_str()));
  79         });
  80
  81         // HomeScreen
  82         hs->init(port, token.c_str());
  83         // Set the event handler for Event_TapShortcut which will activate the surface for windowmanager
  84         hs->set_event_handler(LibHomeScreen::Event_TapShortcut, [qwm, myname](json_object *object){
  85             qDebug("object %s", json_object_to_json_string(object));
  86             json_object *appnameJ = nullptr;
  87             if(json_object_object_get_ex(object, "application_name", &appnameJ))
  88             {
  89                 const char *appname = json_object_get_string(appnameJ);
  90                 qDebug("appnameJ %s", json_object_to_json_string(appnameJ));
  91                 if(myname == appname)
  92                 {
  93                     qDebug("Surface %s got tapShortcut\n", appname);
  94                     qwm->activateSurface(json_object_new_string(myname.c_str()));
  95                 }
  96             }
  97         });
  98
  99         engine.load(QUrl(QStringLiteral("qrc:/HVAC.qml")));
 100         QObject *root = engine.rootObjects().first();
 101         QQuickWindow *window = qobject_cast<QQuickWindow *>(root);
 102         QObject::connect(window, SIGNAL(frameSwapped()), qwm, SLOT(slotActivateSurface()
 103         ));
 104     }
 105     return app.exec();
 106 }
 107