1 // SPDX-License-Identifier: Apache-2.0
3 * Copyright (c) 2017, 2018, 2019 TOYOTA MOTOR CORPORATION
4 * Copyright (c) 2022 Konsulko Group
7 #include <QGuiApplication>
11 #include "homescreenhandler.h"
12 #include "hmi-debug.h"
14 #include <qpa/qplatformnativeinterface.h>
16 // LAUNCHER_APP_ID shouldn't be started by applaunchd as it is started as
17 // a user session by systemd
18 #define LAUNCHER_APP_ID "launcher"
20 HomescreenHandler::HomescreenHandler(Shell *_aglShell, ApplicationLauncher *launcher, QObject *parent) :
24 mp_launcher = launcher;
25 mp_applauncher_client = new AppLauncherClient();
28 // The "started" event is received any time a start request is made to applaunchd,
29 // and the application either starts successfully or is already running. This
30 // effectively acts as a "switch to app X" action.
32 connect(mp_applauncher_client,
33 &AppLauncherClient::appStatusEvent,
35 &HomescreenHandler::processAppStatusEvent);
38 HomescreenHandler::~HomescreenHandler()
40 delete mp_applauncher_client;
43 static struct wl_output *
44 getWlOutput(QPlatformNativeInterface *native, QScreen *screen)
46 void *output = native->nativeResourceForScreen("output", screen);
47 return static_cast<struct ::wl_output*>(output);
50 void HomescreenHandler::tapShortcut(QString app_id)
52 HMI_DEBUG("HomeScreen","tapShortcut %s", app_id.toStdString().c_str());
54 if (app_id == LAUNCHER_APP_ID) {
59 if (!mp_applauncher_client->startApplication(app_id)) {
60 HMI_ERROR("HomeScreen","Unable to start application '%s'",
61 app_id.toStdString().c_str());
67 * Keep track of currently running apps and the order in which
68 * they were activated. That way, when an app is closed, we can
69 * switch back to the previously active one.
71 void HomescreenHandler::addAppToStack(const QString& app_id)
73 if (app_id == "homescreen")
76 if (!apps_stack.contains(app_id)) {
79 int current_pos = apps_stack.indexOf(app_id);
80 int last_pos = apps_stack.size() - 1;
82 if (current_pos != last_pos)
83 apps_stack.move(current_pos, last_pos);
87 void HomescreenHandler::activateApp(const QString& app_id)
89 struct agl_shell *agl_shell = aglShell->shell.get();
90 QPlatformNativeInterface *native = qApp->platformNativeInterface();
91 struct wl_output *output = getWlOutput(native, qApp->screens().first());
94 mp_launcher->setCurrent(app_id);
97 HMI_DEBUG("HomeScreen", "Activating application %s", app_id.toStdString().c_str());
98 agl_shell_activate_app(agl_shell, app_id.toStdString().c_str(), output);
101 void HomescreenHandler::deactivateApp(const QString& app_id)
103 if (apps_stack.contains(app_id)) {
104 apps_stack.removeOne(app_id);
105 if (!apps_stack.isEmpty())
106 activateApp(apps_stack.last());
110 void HomescreenHandler::processAppStatusEvent(const QString &app_id, const QString &status)
112 HMI_DEBUG("HomeScreen", "Processing application %s, status %s",
113 app_id.toStdString().c_str(), status.toStdString().c_str());
115 if (status == "started") {
117 } else if (status == "terminated") {
118 HMI_DEBUG("HomeScreen", "Application %s terminated, activating last app", app_id.toStdString().c_str());
119 deactivateApp(app_id);