/*
- * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
+ * Copyright (c) 2017, 2018, 2019 TOYOTA MOTOR CORPORATION
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* limitations under the License.
*/
+#include <QGuiApplication>
+#include <QFileInfo>
#include "homescreenhandler.h"
#include <functional>
#include "hmi-debug.h"
+#include <qpa/qplatformnativeinterface.h>
+
+#define APPLAUNCH_DBUS_IFACE "org.automotivelinux.AppLaunch"
+#define APPLAUNCH_DBUS_OBJECT "/org/automotivelinux/AppLaunch"
+/* LAUNCHER_APP_ID shouldn't be started by applaunchd as it is started as a
+ * user session by systemd */
+#define LAUNCHER_APP_ID "launcher"
+
void* HomescreenHandler::myThis = 0;
-HomescreenHandler::HomescreenHandler(QObject *parent) :
+HomescreenHandler::HomescreenHandler(Shell *_aglShell, ApplicationLauncher *launcher, QObject *parent) :
QObject(parent),
- mp_hs(NULL)
+ aglShell(_aglShell)
{
-
+ mp_launcher = launcher;
+ applaunch_iface = new org::automotivelinux::AppLaunch(APPLAUNCH_DBUS_IFACE, APPLAUNCH_DBUS_OBJECT,
+ QDBusConnection::sessionBus(), this);
}
HomescreenHandler::~HomescreenHandler()
{
- if (mp_hs != NULL) {
- delete mp_hs;
- }
}
-void HomescreenHandler::init(int port, const char *token)
+void HomescreenHandler::init(void)
{
- mp_hs = new LibHomeScreen();
- mp_hs->init(port, token);
-
myThis = this;
- mp_hs->registerCallback(nullptr, HomescreenHandler::onRep_static);
+ /*
+ * The "started" signal is received any time a start request is made to applaunchd,
+ * and the application either starts successfully or is already running. This
+ * effectively acts as a "switch to app X" action.
+ */
+ connect(applaunch_iface, SIGNAL(started(QString)), this, SLOT(appStarted(QString)));
+ connect(applaunch_iface, SIGNAL(terminated(QString)), this, SLOT(appTerminated(QString)));
- mp_hs->set_event_handler(LibHomeScreen::Event_OnScreenMessage, [this](json_object *object){
- const char *display_message = json_object_get_string(
- json_object_object_get(object, "display_message"));
- HMI_DEBUG("HomeScreen","set_event_handler Event_OnScreenMessage display_message = %s", display_message);
- });
+}
+static struct wl_output *
+getWlOutput(QPlatformNativeInterface *native, QScreen *screen)
+{
+ void *output = native->nativeResourceForScreen("output", screen);
+ return static_cast<struct ::wl_output*>(output);
}
void HomescreenHandler::tapShortcut(QString application_id)
{
+ QDBusPendingReply<> reply;
HMI_DEBUG("HomeScreen","tapShortcut %s", application_id.toStdString().c_str());
- mp_hs->tapShortcut(application_id.toStdString().c_str());
-}
-void HomescreenHandler::onRep_static(struct json_object* reply_contents)
-{
- static_cast<HomescreenHandler*>(HomescreenHandler::myThis)->onRep(reply_contents);
-}
+ if (application_id == LAUNCHER_APP_ID)
+ goto activate_app;
-void HomescreenHandler::onEv_static(const string& event, struct json_object* event_contents)
-{
- static_cast<HomescreenHandler*>(HomescreenHandler::myThis)->onEv(event, event_contents);
+ reply = applaunch_iface->start(application_id);
+ reply.waitForFinished();
+
+ if (reply.isError()) {
+ HMI_ERROR("HomeScreen","Unable to start application '%s': %s",
+ application_id.toStdString().c_str(),
+ reply.error().message().toStdString().c_str());
+ return;
+ }
+
+activate_app:
+ if (mp_launcher) {
+ mp_launcher->setCurrent(application_id);
+ }
+ appStarted(application_id);
}
-void HomescreenHandler::onRep(struct json_object* reply_contents)
+/*
+ * Keep track of currently running apps and the order in which
+ * they were activated. That way, when an app is closed, we can
+ * switch back to the previously active one.
+ */
+void HomescreenHandler::addAppToStack(const QString& application_id)
{
- const char* str = json_object_to_json_string(reply_contents);
- HMI_DEBUG("HomeScreen","HomeScreen onReply %s", str);
+ if (application_id == "homescreen")
+ return;
+
+ if (!apps_stack.contains(application_id)) {
+ apps_stack << application_id;
+ } else {
+ int current_pos = apps_stack.indexOf(application_id);
+ int last_pos = apps_stack.size() - 1;
+
+ if (current_pos != last_pos)
+ apps_stack.move(current_pos, last_pos);
+ }
}
-void HomescreenHandler::onEv(const string& event, struct json_object* event_contents)
+void HomescreenHandler::appStarted(const QString& application_id)
{
- const char* str = json_object_to_json_string(event_contents);
- HMI_DEBUG("HomeScreen","HomeScreen onEv %s, contents: %s", event.c_str(), str);
+ struct agl_shell *agl_shell = aglShell->shell.get();
+ QPlatformNativeInterface *native = qApp->platformNativeInterface();
+ struct wl_output *output = getWlOutput(native, qApp->screens().first());
- if (event.compare("homescreen/on_screen_message") == 0) {
- struct json_object *json_data = json_object_object_get(event_contents, "data");
- struct json_object *json_display_message = json_object_object_get(json_data, "display_message");
- const char* display_message = json_object_get_string(json_display_message);
+ HMI_DEBUG("HomeScreen", "Activating application %s", application_id.toStdString().c_str());
+ agl_shell_activate_app(agl_shell, application_id.toStdString().c_str(), output);
+ addAppToStack(application_id);
+}
- HMI_DEBUG("HomeScreen","display_message = %s", display_message);
+void HomescreenHandler::appTerminated(const QString& application_id)
+{
+ HMI_DEBUG("HomeScreen", "Application %s terminated, activating last app", application_id.toStdString().c_str());
+ if (apps_stack.contains(application_id)) {
+ apps_stack.removeOne(application_id);
+ appStarted(apps_stack.last());
}
}