app/src/main.cpp

   1 /*
   2  * Copyright (C) 2018 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 <QtQml/qqml.h>
  18 #include <qlibwindowmanager.h>
  19 #include <QQuickWindow>
  20 #include <QtCore/QCommandLineParser>
  21 #include <QtCore/QDebug>
  22 #include <QtCore/QDir>
  23 #include <QtCore/QStandardPaths>
  24 #include <QtCore/QUrlQuery>
  25 #include <QtGui/QGuiApplication>
  26 #include <QtQml/QQmlApplicationEngine>
  27 #include <QtQml/QQmlContext>
  28 #include <QtQuickControls2/QQuickStyle>
  29 #include "afm_user_daemon_proxy.h"
  30 #include "nativeappmodel.h"
  31 #include "qlibhomescreen.h"
  32 #include "serverappmodel.h"
  33
  34 org::AGL::afm::user* afm_user_daemon_proxy;
  35
  36 namespace {
  37
  38 struct Cleanup {
  39   static inline void cleanup(org::AGL::afm::user* p) {
  40     delete p;
  41     afm_user_daemon_proxy = Q_NULLPTR;
  42   }
  43 };
  44
  45 void noOutput(QtMsgType, const QMessageLogContext&, const QString&) {}
  46
  47 }  // namespace
  48
  49 int main(int argc, char* argv[]) {
  50   QString role = QString("warehouse");
  51   QGuiApplication app(argc, argv);
  52
  53   // use launch process
  54   QScopedPointer<org::AGL::afm::user, Cleanup> afm_user_daemon_proxy(
  55       new org::AGL::afm::user("org.AGL.afm.user", "/org/AGL/afm/user",
  56                               QDBusConnection::sessionBus(), 0));
  57   ::afm_user_daemon_proxy = afm_user_daemon_proxy.data();
  58
  59   app.setApplicationName("warehouse");
  60
  61   QQuickStyle::setStyle("AGL");
  62
  63   QQmlApplicationEngine engine;
  64   QQmlContext* context = engine.rootContext();
  65
  66   QCommandLineParser parser;
  67   parser.addPositionalArgument("port",
  68                                app.translate("main", "port for binding"));
  69   parser.addPositionalArgument("secret",
  70                                app.translate("main", "secret for binding"));
  71   parser.addHelpOption();
  72   parser.addVersionOption();
  73   parser.process(app);
  74   QStringList positionalArguments = parser.positionalArguments();
  75
  76   if (positionalArguments.length() == 2) {
  77     int port = positionalArguments.takeFirst().toInt();
  78     QString secret = positionalArguments.takeFirst();
  79     QUrl bindingAddress;
  80     bindingAddress.setScheme(QStringLiteral("ws"));
  81     bindingAddress.setHost(QStringLiteral("localhost"));
  82     bindingAddress.setPort(port);
  83     bindingAddress.setPath(QStringLiteral("/api"));
  84     QUrlQuery query;
  85     query.addQueryItem(QStringLiteral("token"), secret);
  86     bindingAddress.setQuery(query);
  87
  88     std::string token = secret.toStdString();
  89
  90     // import C++ class to QML
  91     qmlRegisterType<NativeAppModel>("NativeAppModel", 1, 0, "NativeAppModel");
  92     qmlRegisterType<ServerAppModel>("ServerAppModel", 1, 0, "ServerAppModel");
  93
  94     QLibHomeScreen* homescreenHandler = new QLibHomeScreen();
  95     QLibWindowmanager* qwm = new QLibWindowmanager();
  96
  97     // WindowManager
  98     if (qwm->init(port, secret) != 0) {
  99       exit(EXIT_FAILURE);
 100     }
 101
 102     AGLScreenInfo screenInfo(qwm->get_scale_factor());
 103
 104     // Request a surface as described in layers.json windowmanager’s file
 105     if (qwm->requestSurface(role) != 0) {
 106       exit(EXIT_FAILURE);
 107     }
 108
 109     // Create an event callback against an event type. Here a lambda is
 110     // called when SyncDraw event occurs
 111     qwm->set_event_handler(QLibWindowmanager::Event_SyncDraw,
 112                            [qwm, role](json_object* object) {
 113                              fprintf(stderr, "Surface got syncDraw!\n");
 114
 115                              qwm->endDraw(role);
 116                            });
 117
 118     // HomeScreen
 119     homescreenHandler->init(port, token.c_str());
 120     // Set the event handler for Event_TapShortcut which will activate the
 121     // surface for windowmanager
 122     homescreenHandler->set_event_handler(
 123         QLibHomeScreen::Event_TapShortcut, [qwm, role](json_object* object) {
 124             qDebug("Surface warehouse got tapShortcut.\n");
 125             qwm->activateWindow(role);
 126         });
 127
 128     context->setContextProperty(QStringLiteral("homescreenHandler"),
 129                                 homescreenHandler);
 130     context->setContextProperty(QStringLiteral("screenInfo"), &screenInfo);
 131     engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
 132     QObject* root = engine.rootObjects().first();
 133
 134     QQuickWindow* window = qobject_cast<QQuickWindow*>(root);
 135     QObject::connect(window, SIGNAL(frameSwapped()), qwm,
 136                      SLOT(slotActivateSurface()));
 137   }
 138   return app.exec();
 139 }