app: Allow to place the window on a different output
[apps/hvac.git] / app / main.cpp
index b532b73..a34de35 100644 (file)
  * limitations under the License.
  */
 
-#include <QtCore/QDebug>
-#include <QtCore/QCommandLineParser>
-#include <QtCore/QUrlQuery>
 #include <QtGui/QGuiApplication>
+#include <QDebug>
+#include <QUrlQuery>
+#include <QCommandLineParser>
 #include <QtQml/QQmlApplicationEngine>
 #include <QtQml/QQmlContext>
-#include <QtQuickControls2/QQuickStyle>
+#include <QScreen>
 
-#ifdef HAVE_LIBHOMESCREEN
-#include <libhomescreen.hpp>
-#endif
+#include <qpa/qplatformnativeinterface.h>
+#include <wayland-client.h>
 
-int main(int argc, char *argv[])
+#include "shell-desktop.h"
+#include "wayland-agl-shell-desktop-client-protocol.h"
+
+#include "translator.h"
+
+/* this could be a combintion or some sort */
+#define OUTPUT_ID       "Virtual-1"
+
+static void
+global_add(void *data, struct wl_registry *reg, uint32_t name,
+               const char *interface, uint32_t)
+{
+       struct agl_shell_desktop **shell = static_cast<struct agl_shell_desktop **>(data);
+
+       if (strcmp(interface, agl_shell_desktop_interface.name) == 0) {
+               *shell = static_cast<struct agl_shell_desktop *>(
+                               wl_registry_bind(reg, name, &agl_shell_desktop_interface, 1)
+                               );
+       }
+}
+
+static void
+global_remove(void *data, struct wl_registry *reg, uint32_t id)
+{
+       /* Don't care */
+       (void) data;
+       (void) reg;
+       (void) id;
+}
+
+static const struct wl_registry_listener registry_listener = {
+       global_add,
+       global_remove,
+};
+
+static struct agl_shell_desktop *
+register_agl_shell_desktop(QPlatformNativeInterface *native)
+{
+       struct wl_display *wl;
+       struct wl_registry *registry;
+       struct agl_shell_desktop *shell = nullptr;
+
+       wl = static_cast<struct wl_display *>(native->nativeResourceForIntegration("display"));
+       registry = wl_display_get_registry(wl);
+
+       wl_registry_add_listener(registry, &registry_listener, &shell);
+
+       /* Roundtrip to get all globals advertised by the compositor */
+       wl_display_roundtrip(wl);
+       wl_registry_destroy(registry);
+
+       return shell;
+}
+
+static QScreen *
+find_qscreen(const char *screen_name)
 {
-#ifdef HAVE_LIBHOMESCREEN
-    LibHomeScreen libHomeScreen;
-
-    if (!libHomeScreen.renderAppToAreaAllowed(0, 1)) {
-        qWarning() << "renderAppToAreaAllowed is denied";
-        return -1;
-    }
-#endif
-
-    QGuiApplication app(argc, argv);
-    app.setApplicationName(QStringLiteral("HVAC"));
-    app.setApplicationVersion(QStringLiteral("0.1.0"));
-    app.setOrganizationDomain(QStringLiteral("automotivelinux.org"));
-    app.setOrganizationName(QStringLiteral("AutomotiveGradeLinux"));
-
-    QQuickStyle::setStyle("AGL");
-
-    QCommandLineParser parser;
-    parser.addPositionalArgument("port", app.translate("main", "port for binding"));
-    parser.addPositionalArgument("secret", app.translate("main", "secret for binding"));
-    parser.addHelpOption();
-    parser.addVersionOption();
-    parser.process(app);
-    QStringList positionalArguments = parser.positionalArguments();
-
-
-    QQmlApplicationEngine engine;
-    if (positionalArguments.length() == 2) {
-        int port = positionalArguments.takeFirst().toInt();
-        QString secret = positionalArguments.takeFirst();
-        QUrl bindingAddress;
-        bindingAddress.setScheme(QStringLiteral("ws"));
-        bindingAddress.setHost(QStringLiteral("localhost"));
-        bindingAddress.setPort(port);
-        bindingAddress.setPath(QStringLiteral("/api"));
-        QUrlQuery query;
-        query.addQueryItem(QStringLiteral("token"), secret);
-        bindingAddress.setQuery(query);
-        QQmlContext *context = engine.rootContext();
-        context->setContextProperty(QStringLiteral("bindingAddress"), bindingAddress);
-    }
-    engine.load(QUrl(QStringLiteral("qrc:/HVAC.qml")));
-
-    return app.exec();
+       QList<QScreen *> screens = qApp->screens();
+       QScreen *found = nullptr;
+       QString qstr_name = QString::fromUtf8(screen_name, -1);
+
+       for (QScreen *xscreen : screens) {
+               if (qstr_name == xscreen->name()) {
+                       found = xscreen;
+                       break;
+               }
+       }
+
+       return found;
 }
 
+
+int main(int argc, char *argv[])
+{
+       setenv("QT_QPA_PLATFORM", "wayland", 1);
+       int port;
+       QString token;
+       QString graphic_role = "hvac";
+       struct agl_shell_desktop *agl_shell_desktop = nullptr;
+
+       QCommandLineParser parser;
+       QGuiApplication app(argc, argv);
+       app.setDesktopFileName(graphic_role);
+
+       parser.addPositionalArgument("port",
+               app.translate("main", "port for binding"));
+       parser.addPositionalArgument("secret",
+               app.translate("main", "secret for binding"));
+
+        parser.addHelpOption();
+        parser.addVersionOption();
+        parser.process(app);
+        QStringList positionalArguments = parser.positionalArguments();
+
+       if (positionalArguments.length() == 2) {
+               port = positionalArguments.takeFirst().toInt();
+               token = positionalArguments.takeFirst();
+               qInfo() << "setting port:" << port << ", token:" << token;
+       } else {
+               qInfo() << "Need to specify port and token";
+               exit(EXIT_FAILURE);
+       }
+
+       QPlatformNativeInterface *native = qApp->platformNativeInterface();
+       agl_shell_desktop = register_agl_shell_desktop(native);
+       if (!agl_shell_desktop) {
+               qDebug() << "Could not find agl_shell_desktop extension. Is agl-compositor running?";
+               exit(EXIT_FAILURE);
+       }
+
+       std::shared_ptr<struct agl_shell_desktop> shell{agl_shell_desktop, agl_shell_desktop_destroy};
+       Shell *aglShell = new Shell(shell, nullptr);
+
+       QScreen *screen_to_put = find_qscreen(OUTPUT_ID);
+       if (screen_to_put)
+               aglShell->set_window_on_screen(screen_to_put, graphic_role);
+
+       QUrl bindingAddress;
+       bindingAddress.setScheme(QStringLiteral("ws"));
+       bindingAddress.setHost(QStringLiteral("localhost"));
+       bindingAddress.setPort(port);
+       bindingAddress.setPath(QStringLiteral("/api"));
+
+       QUrlQuery query;
+       query.addQueryItem(QStringLiteral("token"), token);
+       bindingAddress.setQuery(query);
+
+       QQmlApplicationEngine engine;
+       engine.rootContext()->setContextProperty("bindingAddress", bindingAddress);
+       qmlRegisterType<Translator>("Translator", 1, 0, "Translator");
+       engine.load(QUrl(QStringLiteral("qrc:/HVAC.qml")));
+
+       return app.exec();
+}