kwin/src/xdgactivationv1.cpp

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2020-11-07 02:03:57 +00:00
/*
KWin - the KDE window manager
This file is part of the KDE project.
SPDX-FileCopyrightText: 2020 Aleix Pol Gonzalez <aleixpol@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "xdgactivationv1.h"
#include "abstract_client.h"
#include "effects.h"
#include "utils.h"
#include "wayland_server.h"
#include "workspace.h"
#include <KWaylandServer/display.h>
#include <KWaylandServer/surface_interface.h>
#include <KWaylandServer/xdgactivation_v1_interface.h>
using namespace KWaylandServer;
namespace KWin
{
XdgActivationV1Integration::XdgActivationV1Integration(XdgActivationV1Interface *activation, QObject *parent)
: QObject(parent)
{
Workspace *ws = Workspace::self();
connect(ws, &Workspace::clientActivated, this, [this](AbstractClient *client) {
if (!m_currentActivationToken || !client || client->property("token").toString() == m_currentActivationToken->token) {
return;
}
clear();
});
activation->setActivationTokenCreator([this](SurfaceInterface *surface, uint serial, SeatInterface *seat, const QString &appId) -> QString {
Workspace *ws = Workspace::self();
if (ws->activeClient()->surface() != surface) {
qCWarning(KWIN_CORE) << "Inactive surfaces cannot be granted a token";
return {};
}
static int i = 0;
const auto newToken = QStringLiteral("kwin-%1").arg(++i);
if (m_currentActivationToken) {
clear();
}
m_currentActivationToken.reset(new ActivationToken{newToken, surface, serial, seat, appId});
const auto icon = QIcon::fromTheme(AbstractClient::iconFromDesktopFile(appId), QIcon::fromTheme(QStringLiteral("system-run")));
Q_EMIT effects->startupAdded(m_currentActivationToken->token, icon);
return newToken;
});
connect(activation, &XdgActivationV1Interface::activateRequested, this, &XdgActivationV1Integration::activateSurface);
}
void XdgActivationV1Integration::activateSurface(SurfaceInterface *surface, const QString &token)
{
Workspace *ws = Workspace::self();
auto client = waylandServer()->findClient(surface);
if (!client) {
qCWarning(KWIN_CORE) << "could not find the toplevel to activate" << surface;
return;
}
if (!m_currentActivationToken || m_currentActivationToken->token != token) {
qCDebug(KWIN_CORE) << "Refusing to activate " << client << " (provided token: " << token << ", current token:" << (m_currentActivationToken ? m_currentActivationToken->token : QStringLiteral("null")) << ")";
return;
}
auto ownerSurfaceClient = waylandServer()->findClient(m_currentActivationToken->surface);
qCDebug(KWIN_CORE) << "activating" << client << surface << "on behalf of" << m_currentActivationToken->surface << "into" << ownerSurfaceClient;
if (ws->activeClient() == ownerSurfaceClient || m_currentActivationToken->applicationId.isEmpty() || ownerSurfaceClient->desktopFileName().isEmpty()) {
ws->activateClient(client);
} else {
qCWarning(KWIN_CORE) << "Activation requested while owner isn't active" << ownerSurfaceClient->desktopFileName()
<< m_currentActivationToken->applicationId;
client->demandAttention();
clear();
}
}
void XdgActivationV1Integration::clear()
{
Q_ASSERT(m_currentActivationToken);
Q_EMIT effects->startupRemoved(m_currentActivationToken->token);
m_currentActivationToken.reset();
}
}