6a032e78b7
LogindIntegration starts monitoring the Active property on the session and emits a signal when the state changes. The LibInput::Connection connects to this signal during the setup and uses it to suspend/resume the libinput context.
145 lines
4.2 KiB
C++
145 lines
4.2 KiB
C++
/********************************************************************
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
Copyright (C) 2014 Martin Gräßlin <mgraesslin@kde.org>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*********************************************************************/
|
|
#include "connection.h"
|
|
#include "context.h"
|
|
#include "events.h"
|
|
#include "../logind.h"
|
|
|
|
#include <QDebug>
|
|
#include <QSocketNotifier>
|
|
|
|
#include <libinput.h>
|
|
|
|
namespace KWin
|
|
{
|
|
namespace LibInput
|
|
{
|
|
|
|
Connection *Connection::s_self = nullptr;
|
|
|
|
static Context *s_context = nullptr;
|
|
|
|
Connection::Connection(QObject *parent) = delete;
|
|
|
|
Connection *Connection::create(QObject *parent)
|
|
{
|
|
Q_ASSERT(!s_self);
|
|
static Udev s_udev;
|
|
if (!s_udev.isValid()) {
|
|
qWarning() << "Failed to initialize udev";
|
|
return nullptr;
|
|
}
|
|
if (!s_context) {
|
|
s_context = new Context(s_udev);
|
|
if (!s_context->isValid()) {
|
|
qWarning() << "Failed to create context from udev";
|
|
delete s_context;
|
|
s_context = nullptr;
|
|
return nullptr;
|
|
}
|
|
// TODO: don't hardcode seat name
|
|
if (!s_context->assignSeat("seat0")) {
|
|
qWarning() << "Failed to assign seat seat0";
|
|
delete s_context;
|
|
s_context = nullptr;
|
|
return nullptr;
|
|
}
|
|
}
|
|
s_self = new Connection(s_context, parent);
|
|
return s_self;
|
|
}
|
|
|
|
Connection::Connection(Context *input, QObject *parent)
|
|
: QObject(parent)
|
|
, m_input(input)
|
|
, m_notifier(nullptr)
|
|
{
|
|
Q_ASSERT(m_input);
|
|
}
|
|
|
|
Connection::~Connection()
|
|
{
|
|
s_self = nullptr;
|
|
delete s_context;
|
|
s_context = nullptr;
|
|
}
|
|
|
|
void Connection::setup()
|
|
{
|
|
Q_ASSERT(!m_notifier);
|
|
m_notifier = new QSocketNotifier(m_input->fileDescriptor(), QSocketNotifier::Read, this);
|
|
connect(m_notifier, &QSocketNotifier::activated, this, &Connection::handleEvent);
|
|
|
|
LogindIntegration *logind = LogindIntegration::self();
|
|
connect(logind, &LogindIntegration::sessionActiveChanged, this,
|
|
[this](bool active) {
|
|
active ? m_input->resume() : m_input->suspend();
|
|
}
|
|
);
|
|
}
|
|
|
|
void Connection::handleEvent()
|
|
{
|
|
do {
|
|
m_input->dispatch();
|
|
QScopedPointer<Event> event(m_input->event());
|
|
if (event.isNull()) {
|
|
break;
|
|
}
|
|
switch (event->type()) {
|
|
case LIBINPUT_EVENT_KEYBOARD_KEY: {
|
|
KeyEvent *ke = static_cast<KeyEvent*>(event.data());
|
|
emit keyChanged(ke->key(), ke->state(), ke->time());
|
|
break;
|
|
}
|
|
case LIBINPUT_EVENT_POINTER_AXIS: {
|
|
PointerEvent *pe = static_cast<PointerEvent*>(event.data());
|
|
emit pointerAxisChanged(pe->axis(), pe->axisValue(), pe->time());
|
|
break;
|
|
}
|
|
case LIBINPUT_EVENT_POINTER_BUTTON: {
|
|
PointerEvent *pe = static_cast<PointerEvent*>(event.data());
|
|
emit pointerButtonChanged(pe->button(), pe->buttonState(), pe->time());
|
|
break;
|
|
}
|
|
case LIBINPUT_EVENT_POINTER_MOTION: {
|
|
PointerEvent *pe = static_cast<PointerEvent*>(event.data());
|
|
emit pointerMotion(pe->delta(), pe->time());
|
|
break;
|
|
}
|
|
case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE: {
|
|
PointerEvent *pe = static_cast<PointerEvent*>(event.data());
|
|
emit pointerMotionAbsolute(pe->absolutePos(), pe->absolutePos(m_size), pe->time());
|
|
break;
|
|
}
|
|
default:
|
|
// nothing
|
|
break;
|
|
}
|
|
} while (true);
|
|
}
|
|
|
|
void Connection::setScreenSize(const QSize &size)
|
|
{
|
|
m_size = size;
|
|
}
|
|
|
|
}
|
|
}
|