+// SPDX-License-Identifier: Apache-2.0
/*
* 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.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Copyright (c) 2022 Konsulko Group
*/
#include <QGuiApplication>
#include <QFileInfo>
-#include "homescreenhandler.h"
#include <functional>
-#include "hmi-debug.h"
-#include <qpa/qplatformnativeinterface.h>
+#include "homescreenhandler.h"
+#include "hmi-debug.h"
-#define APPLAUNCH_DBUS_IFACE "org.automotivelinux.AppLaunch"
-#define APPLAUNCH_DBUS_OBJECT "/org/automotivelinux/AppLaunch"
+// defined by meson build file
+#include QT_QPA_HEADER
-void* HomescreenHandler::myThis = 0;
+// LAUNCHER_APP_ID shouldn't be started by applaunchd as it is started as
+// a user session by systemd
+#define LAUNCHER_APP_ID "launcher"
HomescreenHandler::HomescreenHandler(Shell *_aglShell, ApplicationLauncher *launcher, QObject *parent) :
- QObject(parent),
- aglShell(_aglShell)
+ QObject(parent),
+ aglShell(_aglShell)
{
- mp_launcher = launcher;
- applaunch_iface = new org::automotivelinux::AppLaunch(APPLAUNCH_DBUS_IFACE, APPLAUNCH_DBUS_OBJECT,
- QDBusConnection::sessionBus(), this);
-}
+ mp_launcher = launcher;
+ mp_applauncher_client = new AppLauncherClient();
-HomescreenHandler::~HomescreenHandler()
-{
+ //
+ // The "started" event 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(mp_applauncher_client,
+ &AppLauncherClient::appStatusEvent,
+ this,
+ &HomescreenHandler::processAppStatusEvent);
}
-void HomescreenHandler::init(void)
+HomescreenHandler::~HomescreenHandler()
{
- myThis = this;
-
- /*
- * 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)));
-
+ delete mp_applauncher_client;
}
static struct wl_output *
return static_cast<struct ::wl_output*>(output);
}
-void HomescreenHandler::tapShortcut(QString application_id)
+void HomescreenHandler::tapShortcut(QString app_id)
+{
+ HMI_DEBUG("HomeScreen","tapShortcut %s", app_id.toStdString().c_str());
+
+ if (app_id == LAUNCHER_APP_ID) {
+ activateApp(app_id);
+ return;
+ }
+
+ if (!mp_applauncher_client->startApplication(app_id)) {
+ HMI_ERROR("HomeScreen","Unable to start application '%s'",
+ app_id.toStdString().c_str());
+ return;
+ }
+}
+
+/*
+ * 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& app_id)
{
- HMI_DEBUG("HomeScreen","tapShortcut %s", application_id.toStdString().c_str());
-
- QDBusPendingReply<> 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());
- } else {
- if (mp_launcher) {
- mp_launcher->setCurrent(application_id);
- }
- appStarted(application_id);
- }
+ if (app_id == "homescreen")
+ return;
+
+ if (!apps_stack.contains(app_id)) {
+ apps_stack << app_id;
+ } else {
+ int current_pos = apps_stack.indexOf(app_id);
+ int last_pos = apps_stack.size() - 1;
+
+ if (current_pos != last_pos)
+ apps_stack.move(current_pos, last_pos);
+ }
}
-void HomescreenHandler::appStarted(const QString& application_id)
+void HomescreenHandler::activateApp(const QString& app_id)
{
- struct agl_shell *agl_shell = aglShell->shell.get();
- QPlatformNativeInterface *native = qApp->platformNativeInterface();
- struct wl_output *output = getWlOutput(native, qApp->screens().first());
+ struct agl_shell *agl_shell = aglShell->shell.get();
+ QPlatformNativeInterface *native = qApp->platformNativeInterface();
+ struct wl_output *output = getWlOutput(native, qApp->screens().first());
+
+ if (mp_launcher) {
+ mp_launcher->setCurrent(app_id);
+ }
+
+ HMI_DEBUG("HomeScreen", "Activating application %s", app_id.toStdString().c_str());
+ agl_shell_activate_app(agl_shell, app_id.toStdString().c_str(), output);
+}
- HMI_DEBUG("HomeScreen", "Activating application %s", application_id.toStdString().c_str());
- agl_shell_activate_app(agl_shell, application_id.toStdString().c_str(), output);
+void HomescreenHandler::deactivateApp(const QString& app_id)
+{
+ if (apps_stack.contains(app_id)) {
+ apps_stack.removeOne(app_id);
+ if (!apps_stack.isEmpty())
+ activateApp(apps_stack.last());
+ }
}
-void HomescreenHandler::appTerminated(const QString& application_id)
+void HomescreenHandler::processAppStatusEvent(const QString &app_id, const QString &status)
{
- HMI_DEBUG("HomeScreen", "Application %s terminated, activating launcher", application_id.toStdString().c_str());
- appStarted("launcher");
+ HMI_DEBUG("HomeScreen", "Processing application %s, status %s",
+ app_id.toStdString().c_str(), status.toStdString().c_str());
+
+ if (status == "started") {
+ activateApp(app_id);
+ } else if (status == "terminated") {
+ HMI_DEBUG("HomeScreen", "Application %s terminated, activating last app", app_id.toStdString().c_str());
+ deactivateApp(app_id);
+ }
}