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/QQmlComponent>
  24 #include <QtQml/qqml.h>
  25 #include <QQuickWindow>
  26 #include <QScreen>
  27 #include <QUrlQuery>
  28 #include <QTimer>
  29 #include <qpa/qplatformnativeinterface.h>
  30
  31 #include <cstdlib>
  32 #include <cstring>
  33 #include <memory>
  34 #include <wayland-client.h>
  35
  36 #include <weather.h>
  37 #include <bluetooth.h>
  38 #include "applicationlauncher.h"
  39 #include "statusbarmodel.h"
  40 #include "mastervolume.h"
  41 #include "shell.h"
  42 #include "hmi-debug.h"
  43
  44 #include "wayland-agl-shell-client-protocol.h"
  45
  46 #define CONNECT_STR     "unix:/run/platform/apis/ws/afm-main"
  47
  48 static void global_add(void *data, struct wl_registry *reg, uint32_t name,
  49                        const char *interface, uint32_t)
  50 {
  51     struct agl_shell **shell = static_cast<struct agl_shell **>(data);
  52     if (strcmp(interface, agl_shell_interface.name) == 0) {
  53         *shell = static_cast<struct agl_shell *>(wl_registry_bind(reg, name, &agl_shell_interface, 1));
  54     }
  55 }
  56
  57 static void global_remove(void *, struct wl_registry *, uint32_t)
  58 {
  59     // Don't care
  60 }
  61
  62 static const struct wl_registry_listener registry_listener = {
  63     global_add,
  64     global_remove,
  65 };
  66
  67 static struct wl_surface *create_component(QPlatformNativeInterface *native,
  68                                            QQmlComponent *comp, QScreen *screen)
  69 {
  70     QObject *obj = comp->create();
  71     obj->setParent(screen);
  72
  73     QWindow *win = qobject_cast<QWindow *>(obj);
  74     return static_cast<struct wl_surface *>(native->nativeResourceForWindow("surface", win));
  75 }
  76
  77 int main(int argc, char *argv[])
  78 {
  79     setenv("QT_QPA_PLATFORM", "wayland", 1);
  80     QGuiApplication a(argc, argv);
  81     QPlatformNativeInterface *native = qApp->platformNativeInterface();
  82     struct wl_display *wl;
  83     struct wl_registry *registry;
  84     struct agl_shell *agl_shell = nullptr;
  85
  86     wl = static_cast<struct wl_display *>(native->nativeResourceForIntegration("display"));
  87     registry = wl_display_get_registry(wl);
  88
  89     wl_registry_add_listener(registry, &registry_listener, &agl_shell);
  90     // Roundtrip to get all globals advertised by the compositor
  91     wl_display_roundtrip(wl);
  92     wl_registry_destroy(registry);
  93
  94     if (!agl_shell) {
  95         qFatal("Compositor does not support AGL shell protocol");
  96         return 1;
  97     }
  98     std::shared_ptr<struct agl_shell> shell{agl_shell, agl_shell_destroy};
  99
 100     QCoreApplication::setOrganizationDomain("LinuxFoundation");
 101     QCoreApplication::setOrganizationName("AutomotiveGradeLinux");
 102     QCoreApplication::setApplicationName("HomeScreen");
 103     QCoreApplication::setApplicationVersion("0.7.0");
 104
 105     QCommandLineParser parser;
 106     parser.addPositionalArgument("port", a.translate("main", "port for binding"));
 107     parser.addPositionalArgument("secret", a.translate("main", "secret for binding"));
 108     parser.addHelpOption();
 109     parser.addVersionOption();
 110     parser.process(a);
 111     QStringList positionalArguments = parser.positionalArguments();
 112
 113     int port = 1700;
 114     QString token = "wm";
 115     QString graphic_role = "homescreen"; // defined in layers.json in Window Manager
 116
 117     if (positionalArguments.length() == 2) {
 118         port = positionalArguments.takeFirst().toInt();
 119         token = positionalArguments.takeFirst();
 120     }
 121
 122     HMI_DEBUG("HomeScreen","port = %d, token = %s", port, token.toStdString().c_str());
 123
 124     // import C++ class to QML
 125     // qmlRegisterType<ApplicationLauncher>("HomeScreen", 1, 0, "ApplicationLauncher");
 126     qmlRegisterType<StatusBarModel>("HomeScreen", 1, 0, "StatusBarModel");
 127     qmlRegisterType<MasterVolume>("MasterVolume", 1, 0, "MasterVolume");
 128
 129     ApplicationLauncher *launcher = new ApplicationLauncher(CONNECT_STR, &a);
 130
 131     QUrl bindingAddress;
 132     bindingAddress.setScheme(QStringLiteral("ws"));
 133     bindingAddress.setHost(QStringLiteral("localhost"));
 134     bindingAddress.setPort(port);
 135     bindingAddress.setPath(QStringLiteral("/api"));
 136
 137     QUrlQuery query;
 138     query.addQueryItem(QStringLiteral("token"), token);
 139     bindingAddress.setQuery(query);
 140
 141     QQmlEngine engine;
 142     QQmlContext *context = engine.rootContext();
 143     context->setContextProperty("bindingAddress", bindingAddress);
 144     context->setContextProperty("launcher", launcher);
 145     context->setContextProperty("weather", new Weather(bindingAddress));
 146     context->setContextProperty("bluetooth", new Bluetooth(bindingAddress, engine.rootContext()));
 147     context->setContextProperty("shell", new Shell(shell, &a));
 148
 149     QQmlComponent bg_comp(&engine, QUrl("qrc:/background.qml"));
 150     qInfo() << bg_comp.errors();
 151
 152     QQmlComponent top_comp(&engine, QUrl("qrc:/toppanel.qml"));
 153     qInfo() << top_comp.errors();
 154
 155     QQmlComponent bot_comp(&engine, QUrl("qrc:/bottompanel.qml"));
 156     qInfo() << bot_comp.errors();
 157
 158     for (QScreen *screen : qApp->screens()) {
 159         struct wl_output *output;
 160
 161         output = static_cast<struct wl_output *>(native->nativeResourceForScreen("output", screen));
 162
 163         struct wl_surface *bg = create_component(native, &bg_comp, screen);
 164         struct wl_surface *top = create_component(native, &top_comp, screen);
 165         struct wl_surface *bot = create_component(native, &bot_comp, screen);
 166
 167         wl_display_dispatch(wl);
 168
 169         agl_shell_set_panel(agl_shell, top, output, AGL_SHELL_EDGE_TOP);
 170         agl_shell_set_panel(agl_shell, bot, output, AGL_SHELL_EDGE_BOTTOM);
 171         agl_shell_set_background(agl_shell, bg, output);
 172     }
 173
 174     // Delay the ready signal until after Qt has done all of its own setup in a.exec()
 175     QTimer::singleShot(0, [shell](){
 176         agl_shell_ready(shell.get());
 177     });
 178
 179     return a.exec();
 180 }