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 QScreen *find_screen(const char *output);
16 // defined by meson build file
17 #include QT_QPA_HEADER
19 // LAUNCHER_APP_ID shouldn't be started by applaunchd as it is started as
20 // a user session by systemd
21 #define LAUNCHER_APP_ID "launcher"
23 static struct wl_output *
24 getWlOutput(QPlatformNativeInterface *native, QScreen *screen);
26 HomescreenHandler::HomescreenHandler(Shell *_aglShell, ApplicationLauncher *launcher, QObject *parent) :
30 mp_launcher = launcher;
31 mp_applauncher_client = new AppLauncherClient();
32 QPlatformNativeInterface *native = qApp->platformNativeInterface();
35 // The "started" event is received any time a start request is made to applaunchd,
36 // and the application either starts successfully or is already running. This
37 // effectively acts as a "switch to app X" action.
39 connect(mp_applauncher_client,
40 &AppLauncherClient::appStatusEvent,
42 &HomescreenHandler::processAppStatusEvent);
45 HomescreenHandler::~HomescreenHandler()
47 delete mp_applauncher_client;
50 static struct wl_output *
51 getWlOutput(QPlatformNativeInterface *native, QScreen *screen)
53 void *output = native->nativeResourceForScreen("output", screen);
54 return static_cast<struct ::wl_output*>(output);
57 void HomescreenHandler::tapShortcut(QString app_id)
59 HMI_DEBUG("HomeScreen","tapShortcut %s", app_id.toStdString().c_str());
61 if (app_id == LAUNCHER_APP_ID) {
66 if (!mp_applauncher_client->startApplication(app_id)) {
67 HMI_ERROR("HomeScreen","Unable to start application '%s'",
68 app_id.toStdString().c_str());
74 * Keep track of currently running apps and the order in which
75 * they were activated. That way, when an app is closed, we can
76 * switch back to the previously active one.
78 void HomescreenHandler::addAppToStack(const QString& app_id)
80 if (app_id == "homescreen")
83 if (!apps_stack.contains(app_id)) {
86 int current_pos = apps_stack.indexOf(app_id);
87 int last_pos = apps_stack.size() - 1;
89 if (current_pos != last_pos)
90 apps_stack.move(current_pos, last_pos);
94 void HomescreenHandler::activateApp(const QString& app_id)
96 struct agl_shell *agl_shell = aglShell->shell.get();
97 QPlatformNativeInterface *native = qApp->platformNativeInterface();
98 struct wl_output *mm_output = getWlOutput(native, qApp->screens().first());
101 mp_launcher->setCurrent(app_id);
103 HMI_DEBUG("HomeScreen", "Activating app_id %s by default output %p\n",
104 app_id.toStdString().c_str(), mm_output);
106 // search for a pending application which might have a different output
107 auto iter = pending_app_list.begin();
108 bool found_pending_app = false;
109 while (iter != pending_app_list.end()) {
110 const QString &app_to_search = iter->first;
112 if (app_to_search == app_id) {
113 found_pending_app = true;
120 if (found_pending_app) {
121 const QString &output_name = iter->second;
123 ::find_screen(output_name.toStdString().c_str());
125 mm_output = getWlOutput(native, screen);
126 pending_app_list.erase(iter);
128 HMI_DEBUG("HomeScreen", "For application %s found another "
129 "output to activate %s\n",
130 app_id.toStdString().c_str(),
131 output_name.toStdString().c_str());
134 HMI_DEBUG("HomeScreen", "Activating application %s",
135 app_id.toStdString().c_str());
137 agl_shell_activate_app(agl_shell, app_id.toStdString().c_str(), mm_output);
140 void HomescreenHandler::deactivateApp(const QString& app_id)
142 if (apps_stack.contains(app_id)) {
143 apps_stack.removeOne(app_id);
144 if (!apps_stack.isEmpty())
145 activateApp(apps_stack.last());
149 void HomescreenHandler::processAppStatusEvent(const QString &app_id, const QString &status)
151 HMI_DEBUG("HomeScreen", "Processing application %s, status %s",
152 app_id.toStdString().c_str(), status.toStdString().c_str());
154 if (status == "started") {
156 } else if (status == "terminated") {
157 HMI_DEBUG("HomeScreen", "Application %s terminated, activating last app", app_id.toStdString().c_str());
158 deactivateApp(app_id);
159 } else if (status == "deactivated") {
160 HMI_DEBUG("HomeScreen", "Application %s deactivated, activating last app", app_id.toStdString().c_str());