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 // defined by meson build file
15 #include QT_QPA_HEADER
17 // LAUNCHER_APP_ID shouldn't be started by applaunchd as it is started as
18 // a user session by systemd
19 #define LAUNCHER_APP_ID "launcher"
21 HomescreenHandler::HomescreenHandler(Shell *_aglShell, ApplicationLauncher *launcher, QObject *parent) :
25 mp_launcher = launcher;
26 mp_applauncher_client = new AppLauncherClient();
29 // The "started" event is received any time a start request is made to applaunchd,
30 // and the application either starts successfully or is already running. This
31 // effectively acts as a "switch to app X" action.
33 connect(mp_applauncher_client,
34 &AppLauncherClient::appStatusEvent,
36 &HomescreenHandler::processAppStatusEvent);
39 HomescreenHandler::~HomescreenHandler()
41 delete mp_applauncher_client;
44 static struct wl_output *
45 getWlOutput(QPlatformNativeInterface *native, QScreen *screen)
47 void *output = native->nativeResourceForScreen("output", screen);
48 return static_cast<struct ::wl_output*>(output);
51 void HomescreenHandler::tapShortcut(QString app_id)
53 HMI_DEBUG("HomeScreen","tapShortcut %s", app_id.toStdString().c_str());
55 if (app_id == LAUNCHER_APP_ID) {
60 if (!mp_applauncher_client->startApplication(app_id)) {
61 HMI_ERROR("HomeScreen","Unable to start application '%s'",
62 app_id.toStdString().c_str());
68 * Keep track of currently running apps and the order in which
69 * they were activated. That way, when an app is closed, we can
70 * switch back to the previously active one.
72 void HomescreenHandler::addAppToStack(const QString& app_id)
74 if (app_id == "homescreen")
77 if (!apps_stack.contains(app_id)) {
80 int current_pos = apps_stack.indexOf(app_id);
81 int last_pos = apps_stack.size() - 1;
83 if (current_pos != last_pos)
84 apps_stack.move(current_pos, last_pos);
88 void HomescreenHandler::activateApp(const QString& app_id)
90 struct agl_shell *agl_shell = aglShell->shell.get();
91 QPlatformNativeInterface *native = qApp->platformNativeInterface();
92 struct wl_output *output = getWlOutput(native, qApp->screens().first());
95 mp_launcher->setCurrent(app_id);
98 HMI_DEBUG("HomeScreen", "Activating application %s", app_id.toStdString().c_str());
99 agl_shell_activate_app(agl_shell, app_id.toStdString().c_str(), output);
102 void HomescreenHandler::deactivateApp(const QString& app_id)
104 if (apps_stack.contains(app_id)) {
105 apps_stack.removeOne(app_id);
106 if (!apps_stack.isEmpty())
107 activateApp(apps_stack.last());
111 void HomescreenHandler::processAppStatusEvent(const QString &app_id, const QString &status)
113 HMI_DEBUG("HomeScreen", "Processing application %s, status %s",
114 app_id.toStdString().c_str(), status.toStdString().c_str());
116 if (status == "started") {
118 } else if (status == "terminated") {
119 HMI_DEBUG("HomeScreen", "Application %s terminated, activating last app", app_id.toStdString().c_str());
120 deactivateApp(app_id);