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// SPDX-License-Identifier: Apache-2.0
/*
* Copyright (c) 2017, 2018, 2019 TOYOTA MOTOR CORPORATION
* Copyright (c) 2022 Konsulko Group
*/
#include <QGuiApplication>
#include <QFileInfo>
#include <functional>
#include "homescreenhandler.h"
#include "hmi-debug.h"
// defined by meson build file
#include QT_QPA_HEADER
// LAUNCHER_APP_ID shouldn't be started by applaunchd as it is started as
// a user session by systemd
#define LAUNCHER_APP_ID "launcher"
static struct wl_output *
getWlOutput(QPlatformNativeInterface *native, QScreen *screen);
HomescreenHandler::HomescreenHandler(Shell *_aglShell, ApplicationLauncher *launcher, QObject *parent) :
QObject(parent),
aglShell(_aglShell)
{
mp_launcher = launcher;
mp_applauncher_client = new AppLauncherClient();
QPlatformNativeInterface *native = qApp->platformNativeInterface();
m_output = getWlOutput(native, qApp->screens().first());
//
// 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);
}
HomescreenHandler::~HomescreenHandler()
{
delete mp_applauncher_client;
}
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 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)
{
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::activateApp(const QString& app_id)
{
struct agl_shell *agl_shell = aglShell->shell.get();
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(), m_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::processAppStatusEvent(const QString &app_id, const QString &status)
{
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);
}
}
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